1 | #if defined(DARWIN) |
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2 | #include <stdio.h> |
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3 | #endif /* DARWIN */ |
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4 | |
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5 | #include <stdlib.h> |
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6 | #include <string.h> |
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7 | /* #include <malloc.h> */ |
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8 | #include <sys/types.h> |
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9 | #include <netinet/in.h> |
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10 | #include <rpc/types.h> |
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11 | #include <rpc/xdr.h> |
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12 | #include "adlocal.h" |
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13 | /* #include "arbdb.h" */ |
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14 | |
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15 | struct gb_local_data *gb_local = 0; |
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16 | #ifdef ARBDB_SIZEDEBUG |
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17 | long *arbdb_stat; |
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18 | #endif |
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19 | |
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20 | char *GB_rel(void *struct_adress,long rel_adress) |
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21 | { |
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22 | if (!rel_adress) return NULL; |
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23 | return (char*)struct_adress+rel_adress; |
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24 | } |
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25 | /******************************************************************************************** |
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26 | GB local data |
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27 | ********************************************************************************************/ |
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28 | |
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29 | NOT4PERL GB_ERROR GB_safe_atof(const char *str, double *res) { |
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30 | GB_ERROR error = NULL; |
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31 | char *end; |
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32 | *res = strtod(str, &end); |
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33 | if (end == str || end[0] != 0) { |
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34 | error = GBS_global_string("cannot convert '%s' to double", str); |
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35 | } |
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36 | return error; |
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37 | } |
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38 | |
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39 | double GB_atof(const char *str) { |
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40 | // convert ASCII to double |
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41 | |
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42 | double res = 0; |
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43 | #if defined(DEBUG) |
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44 | GB_ERROR error = |
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45 | #endif /* DEBUG */ |
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46 | GB_safe_atof(str, &res); |
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47 | |
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48 | gb_assert(!error); // expected double in 'str' - better use GB_safe_atof() |
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49 | |
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50 | return res; |
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51 | } |
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52 | |
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53 | |
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54 | /******************************************************************************************** |
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55 | compression tables |
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56 | ********************************************************************************************/ |
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57 | int gb_convert_type_2_compression_flags[] = { |
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58 | /* GB_NONE 0 */ GB_COMPRESSION_NONE, |
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59 | /* GB_BIT 1 */ GB_COMPRESSION_NONE, |
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60 | /* GB_BYTE 2 */ GB_COMPRESSION_NONE, |
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61 | /* GB_INT 3 */ GB_COMPRESSION_NONE, |
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62 | /* GB_FLOAT 4 */ GB_COMPRESSION_NONE, |
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63 | /* GB_?? 5 */ GB_COMPRESSION_NONE, |
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64 | /* GB_BITS 6 */ GB_COMPRESSION_BITS, |
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65 | /* GB_?? 7 */ GB_COMPRESSION_NONE, |
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66 | /* GB_BYTES 8 */ GB_COMPRESSION_RUNLENGTH | GB_COMPRESSION_HUFFMANN, |
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67 | /* GB_INTS 9 */ GB_COMPRESSION_RUNLENGTH | GB_COMPRESSION_HUFFMANN | GB_COMPRESSION_SORTBYTES, |
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68 | /* GB_FLTS 10 */ GB_COMPRESSION_RUNLENGTH | GB_COMPRESSION_HUFFMANN | GB_COMPRESSION_SORTBYTES, |
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69 | /* GB_LINK 11 */ GB_COMPRESSION_NONE, |
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70 | /* GB_STR 12 */ GB_COMPRESSION_RUNLENGTH | GB_COMPRESSION_HUFFMANN | GB_COMPRESSION_DICTIONARY, |
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71 | /* GB_STRS 13 */ GB_COMPRESSION_NONE, |
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72 | /* GB?? 14 */ GB_COMPRESSION_NONE, |
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73 | /* GB_DB 15 */ GB_COMPRESSION_NONE |
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74 | }; |
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75 | |
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76 | int gb_convert_type_2_sizeof[] = { /* contains the unit-size of data stored in DB, |
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77 | * i.e. realsize = unit_size * GB_GETSIZE() |
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78 | */ |
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79 | /* GB_NONE 0 */ 0, |
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80 | /* GB_BIT 1 */ 0, |
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81 | /* GB_BYTE 2 */ sizeof(char), |
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82 | /* GB_INT 3 */ sizeof(int), |
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83 | /* GB_FLOAT 4 */ sizeof(float), |
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84 | /* GB_?? 5 */ 0, |
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85 | /* GB_BITS 6 */ 0, |
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86 | /* GB_?? 7 */ 0, |
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87 | /* GB_BYTES 8 */ sizeof(char), |
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88 | /* GB_INTS 9 */ sizeof(int), |
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89 | /* GB_FLTS 10 */ sizeof(float), |
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90 | /* GB_LINK 11 */ sizeof(char), |
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91 | /* GB_STR 12 */ sizeof(char), |
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92 | /* GB_STRS 13 */ sizeof(char), |
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93 | /* GB_?? 14 */ 0, |
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94 | /* GB_DB 15 */ 0, |
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95 | }; |
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96 | |
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97 | int gb_convert_type_2_appendix_size[] = { /* contains the size of the suffix (aka terminator element) |
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98 | * size is in bytes |
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99 | */ |
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100 | /* GB_NONE 0 */ 0, |
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101 | /* GB_BIT 1 */ 0, |
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102 | /* GB_BYTE 2 */ 0, |
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103 | /* GB_INT 3 */ 0, |
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104 | /* GB_FLOAT 4 */ 0, |
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105 | /* GB_?? 5 */ 0, |
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106 | /* GB_BITS 6 */ 0, |
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107 | /* GB_?? 7 */ 0, |
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108 | /* GB_BYTES 8 */ 0, |
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109 | /* GB_INTS 9 */ 0, |
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110 | /* GB_FLTS 10 */ 0, |
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111 | /* GB_LINK 11 */ 1, /* '\0' termination */ |
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112 | /* GB_STR 12 */ 1, /* '\0' termination */ |
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113 | /* GB_STRS 13 */ 1, /* '\0' termination */ |
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114 | /* GB_?? 14 */ 0, |
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115 | /* GB_DB 15 */ 0, |
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116 | }; |
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117 | |
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118 | |
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119 | /* --------------------------------- */ |
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120 | /* local buffer management */ |
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121 | |
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122 | static void init_buffer(struct gb_buffer *buf, size_t initial_size) { |
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123 | buf->size = initial_size; |
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124 | buf->mem = buf->size ? (char*)malloc(buf->size) : NULL; |
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125 | } |
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126 | |
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127 | static char *check_out_buffer(struct gb_buffer *buf) { |
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128 | char *checkOut = buf->mem; |
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129 | |
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130 | buf->mem = 0; |
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131 | buf->size = 0; |
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132 | |
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133 | return checkOut; |
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134 | } |
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135 | |
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136 | static void alloc_buffer(struct gb_buffer *buf, size_t size) { |
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137 | free(buf->mem); |
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138 | buf->size = size; |
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139 | #if (MEMORY_TEST==1) |
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140 | buf->mem = (char *)malloc(buf->size); |
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141 | #else |
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142 | buf->mem = (char *)GB_calloc(buf->size,1); |
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143 | #endif |
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144 | } |
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145 | |
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146 | static GB_BUFFER give_buffer(struct gb_buffer *buf, size_t size) { |
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147 | #if (MEMORY_TEST==1) |
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148 | alloc_buffer(buf, size); // do NOT reuse buffer if testing memory |
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149 | #else |
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150 | if (size >= buf->size) { |
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151 | alloc_buffer(buf, size); |
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152 | } |
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153 | #endif |
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154 | return buf->mem; |
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155 | } |
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156 | |
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157 | static int is_in_buffer(struct gb_buffer *buf, GB_CBUFFER ptr) { |
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158 | return ptr >= buf->mem && ptr < buf->mem+buf->size; |
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159 | } |
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160 | |
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161 | /* ------------------------------ */ |
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162 | |
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163 | GB_BUFFER GB_give_buffer(size_t size) { |
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164 | /* return a pointer to a static piece of memory at least size bytes long */ |
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165 | return give_buffer(&gb_local->buf1, size); |
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166 | } |
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167 | |
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168 | GB_BUFFER GB_increase_buffer(size_t size) { |
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169 | if (size < gb_local->buf1.size) { |
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170 | char *old_buffer = gb_local->buf1.mem; |
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171 | size_t old_size = gb_local->buf1.size; |
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172 | |
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173 | gb_local->buf1.mem = NULL; |
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174 | alloc_buffer(&gb_local->buf1, size); |
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175 | memcpy(gb_local->buf1.mem, old_buffer, old_size); |
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176 | |
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177 | free(old_buffer); |
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178 | } |
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179 | return gb_local->buf1.mem; |
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180 | } |
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181 | |
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182 | int GB_give_buffer_size(){ |
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183 | return gb_local->buf1.size; |
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184 | } |
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185 | |
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186 | GB_BUFFER GB_give_buffer2(long size) { |
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187 | return give_buffer(&gb_local->buf2, size); |
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188 | } |
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189 | |
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190 | int GB_is_in_buffer(GB_CBUFFER ptr) { |
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191 | /* returns 1 or 2 if 'ptr' points to gb_local->buf1/buf2 |
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192 | * returns 0 otherwise |
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193 | */ |
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194 | int buffer = 0; |
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195 | |
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196 | if (is_in_buffer(&gb_local->buf1, ptr)) buffer = 1; |
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197 | else if (is_in_buffer(&gb_local->buf2, ptr)) buffer = 2; |
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198 | |
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199 | return buffer; |
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200 | } |
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201 | |
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202 | char *GB_check_out_buffer(GB_CBUFFER buffer) { |
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203 | /* Check a piece of memory out of the buffer management |
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204 | * after it is checked out, the user has the full control to use and free it |
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205 | * Returns a pointer to the start of the buffer (even if 'buffer' points inside the buffer!) |
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206 | */ |
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207 | char *old = 0; |
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208 | |
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209 | if (is_in_buffer(&gb_local->buf1, buffer)) old = check_out_buffer(&gb_local->buf1); |
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210 | else if (is_in_buffer(&gb_local->buf2, buffer)) old = check_out_buffer(&gb_local->buf2); |
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211 | |
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212 | return old; |
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213 | } |
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214 | |
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215 | GB_BUFFER GB_give_other_buffer(GB_CBUFFER buffer, long size) { |
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216 | return is_in_buffer(&gb_local->buf1, buffer) |
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217 | ? GB_give_buffer2(size) |
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218 | : GB_give_buffer(size); |
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219 | } |
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220 | |
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221 | /******************************************************************************************** |
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222 | GB local data |
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223 | ********************************************************************************************/ |
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224 | |
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225 | unsigned char GB_BIT_compress_data[] = { |
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226 | 0x1d,gb_cs_ok,0,0, |
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227 | 0x04,gb_cs_ok,0,1, |
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228 | 0x0a,gb_cs_ok,0,2, |
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229 | 0x0b,gb_cs_ok,0,3, |
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230 | 0x0c,gb_cs_ok,0,4, |
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231 | 0x1a,gb_cs_ok,0,5, |
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232 | 0x1b,gb_cs_ok,0,6, |
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233 | 0x1c,gb_cs_ok,0,7, |
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234 | 0xf0,gb_cs_ok,0,8, |
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235 | 0xf1,gb_cs_ok,0,9, |
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236 | 0xf2,gb_cs_ok,0,10, |
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237 | 0xf3,gb_cs_ok,0,11, |
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238 | 0xf4,gb_cs_ok,0,12, |
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239 | 0xf5,gb_cs_ok,0,13, |
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240 | 0xf6,gb_cs_ok,0,14, |
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241 | 0xf7,gb_cs_ok,0,15, |
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242 | 0xf8,gb_cs_sub,0,16, |
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243 | 0xf9,gb_cs_sub,0,32, |
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244 | 0xfa,gb_cs_sub,0,48, |
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245 | 0xfb,gb_cs_sub,0,64, |
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246 | 0xfc,gb_cs_sub,0,128, |
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247 | 0xfd,gb_cs_sub,1,0, |
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248 | 0xfe,gb_cs_sub,2,0, |
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249 | 0xff,gb_cs_sub,4,0, |
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250 | 0 |
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251 | }; |
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252 | |
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253 | void GB_init_gb(void) { |
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254 | if (!gb_local) { |
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255 | gb_local = (struct gb_local_data *)gbm_get_mem(sizeof(struct gb_local_data),0); |
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256 | |
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257 | init_buffer(&gb_local->buf1, 4000); |
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258 | init_buffer(&gb_local->buf2, 4000); |
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259 | |
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260 | gb_local->write_bufsize = GBCM_BUFFER; |
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261 | gb_local->write_buffer = (char *)malloc((size_t)gb_local->write_bufsize); |
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262 | gb_local->write_ptr = gb_local->write_buffer; |
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263 | gb_local->write_free = gb_local->write_bufsize; |
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264 | |
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265 | gb_local->bituncompress = gb_build_uncompress_tree(GB_BIT_compress_data,1,0); |
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266 | gb_local->bitcompress = gb_build_compress_list(GB_BIT_compress_data,1,&(gb_local->bc_size)); |
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267 | |
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268 | #ifdef ARBDB_SIZEDEBUG |
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269 | arbdb_stat = (long *)GB_calloc(sizeof(long),1000); |
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270 | #endif |
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271 | } |
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272 | } |
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273 | |
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274 | /******************************************************************************************** |
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275 | unfold -> load data from disk or server |
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276 | ********************************************************************************************/ |
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277 | |
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278 | GB_ERROR gb_unfold(GBCONTAINER *gbd, long deep, int index_pos) |
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279 | { |
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280 | /* get data from server. |
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281 | * if deep, then get subitems too. |
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282 | * If index_pos >= 0, get indexed item from server |
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283 | * <0, get all items |
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284 | */ |
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285 | |
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286 | GB_ERROR error; |
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287 | GBDATA *gb2; |
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288 | |
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289 | struct gb_header_list_struct *header = GB_DATA_LIST_HEADER(gbd->d); |
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290 | |
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291 | if (!gbd->flags2.folded_container) return 0; |
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292 | if (index_pos> gbd->d.nheader) gb_create_header_array(gbd,index_pos + 1); |
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293 | if (index_pos >= 0 && GB_HEADER_LIST_GBD(header[index_pos])) return 0; |
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294 | |
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295 | if (GBCONTAINER_MAIN(gbd)->local_mode == GB_TRUE) { |
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296 | GB_internal_error("Cannot unfold local_mode database"); |
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297 | return 0; |
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298 | } |
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299 | |
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300 | do { |
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301 | if (index_pos<0 ) break; |
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302 | if (index_pos >= gbd->d.nheader) break; |
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303 | if ( (int)header[index_pos].flags.changed >= gb_deleted){ |
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304 | GB_internal_error("Tried to unfold a deleted item"); |
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305 | return 0; |
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306 | } |
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307 | if (GB_HEADER_LIST_GBD(header[index_pos])) return 0; /* already unfolded */ |
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308 | } while (0); |
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309 | |
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310 | error= gbcm_unfold_client(gbd,deep,index_pos); |
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311 | if (error) { |
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312 | GB_print_error(); |
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313 | return error; |
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314 | } |
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315 | |
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316 | if ( index_pos<0 ) { |
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317 | gb_untouch_children(gbd); |
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318 | gbd->flags2.folded_container = 0; |
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319 | }else{ |
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320 | if ( (gb2 = GBCONTAINER_ELEM(gbd,index_pos)) ) { |
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321 | if (GB_TYPE(gb2) == GB_DB) gb_untouch_children((GBCONTAINER *)gb2); |
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322 | gb_untouch_me(gb2); |
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323 | } |
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324 | } |
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325 | return 0; |
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326 | } |
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327 | |
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328 | /******************************************************************************************** |
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329 | CLOSE DATABASE |
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330 | ********************************************************************************************/ |
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331 | |
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332 | typedef void (*gb_close_callback)(GBDATA *gb_main, void *client_data); |
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333 | |
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334 | struct gb_close_callback_struct { |
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335 | struct gb_close_callback_struct *next; |
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336 | |
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337 | gb_close_callback cb; |
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338 | void *client_data; |
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339 | }; |
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340 | |
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341 | #if defined(DEBUG) |
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342 | static GB_BOOL atclose_cb_exists(struct gb_close_callback_struct *gccs, gb_close_callback cb) { |
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343 | return gccs && (gccs->cb == cb || atclose_cb_exists(gccs->next, cb)); |
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344 | } |
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345 | #endif /* DEBUG */ |
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346 | |
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347 | void GB_atclose(GBDATA *gbd, void (*fun)(GBDATA *gb_main, void *client_data), void *client_data) { |
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348 | // Add a callback, which gets called directly before GB_close destroys all data. |
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349 | // This is the recommended way to remove all callbacks from DB elements. |
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350 | |
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351 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
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352 | |
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353 | gb_assert(!atclose_cb_exists(Main->close_callbacks, fun)); // each close callback should only exist once |
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354 | |
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355 | struct gb_close_callback_struct *gccs = (struct gb_close_callback_struct *)malloc(sizeof(*gccs)); |
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356 | |
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357 | gccs->next = Main->close_callbacks; |
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358 | gccs->cb = fun; |
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359 | gccs->client_data = client_data; |
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360 | |
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361 | Main->close_callbacks = gccs; |
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362 | } |
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363 | |
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364 | static void run_close_callbacks(GBDATA *gb_main, struct gb_close_callback_struct *gccs) { |
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365 | while (gccs) { |
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366 | gccs->cb(gb_main, gccs->client_data); |
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367 | struct gb_close_callback_struct *next = gccs->next; |
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368 | free(gccs); |
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369 | gccs = next; |
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370 | } |
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371 | } |
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372 | |
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373 | void GB_close(GBDATA *gbd) { |
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374 | GB_ERROR error = 0; |
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375 | |
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376 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
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377 | |
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378 | gb_assert(Main->transaction == 0); // you can't close DB if there is still an open transaction! |
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379 | |
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380 | if (!Main->local_mode){ |
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381 | long result = gbcmc_close(Main->c_link); |
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382 | if (result != 0) error = GBS_global_string("gbcmc_close returns %li", result); |
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383 | } |
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384 | |
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385 | if (!error) { |
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386 | gb_assert((GBDATA*)Main->data == gbd); |
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387 | |
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388 | run_close_callbacks(gbd, Main->close_callbacks); |
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389 | Main->close_callbacks = 0; |
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390 | |
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391 | gb_delete_main_entry(&gbd); |
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392 | |
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393 | /* ARBDB applications using awars easily crash in gb_do_callback_list(), |
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394 | * if AWARs are still bound to elements in the closed database. |
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395 | * |
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396 | * To unlink awars call AW_root::unlink_awars_from_DB(). |
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397 | * If that doesn't help, test Main->data (often aka as GLOBAL_gb_main) |
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398 | */ |
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399 | Main->data = NULL; |
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400 | gb_do_callback_list(Main); /* do all callbacks */ |
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401 | |
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402 | gb_destroy_main(Main); |
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403 | } |
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404 | |
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405 | if (error) { |
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406 | GB_warningf("Error in GB_close: %s", error); |
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407 | } |
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408 | } |
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409 | |
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410 | |
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411 | /******************************************************************************************** |
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412 | READ DATA |
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413 | ********************************************************************************************/ |
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414 | |
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415 | |
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416 | long GB_read_int(GBDATA *gbd) |
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417 | { |
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418 | GB_TEST_READ(gbd,GB_INT,"GB_read_int"); |
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419 | return gbd->info.i; |
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420 | } |
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421 | |
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422 | int GB_read_byte(GBDATA *gbd) |
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423 | { |
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424 | GB_TEST_READ(gbd,GB_BYTE,"GB_read_byte"); |
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425 | return gbd->info.i; |
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426 | } |
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427 | |
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428 | void *GB_read_pointer(GBDATA *gbd) { |
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429 | GB_TEST_READ(gbd,GB_POINTER,"GB_read_pointer"); |
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430 | return gbd->info.ptr; |
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431 | } |
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432 | |
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433 | double GB_read_float(GBDATA *gbd) |
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434 | { |
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435 | XDR xdrs; |
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436 | static float f; |
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437 | GB_TEST_READ(gbd,GB_FLOAT,"GB_read_float"); |
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438 | xdrmem_create(&xdrs, &gbd->info.in.data[0],SIZOFINTERN,XDR_DECODE); |
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439 | xdr_float(&xdrs,&f); |
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440 | xdr_destroy(&xdrs); |
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441 | return (double)f; |
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442 | } |
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443 | |
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444 | long GB_read_count(GBDATA *gbd) { |
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445 | return GB_GETSIZE(gbd); |
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446 | } |
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447 | |
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448 | long GB_read_memuse(GBDATA *gbd) { |
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449 | return GB_GETMEMSIZE(gbd); |
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450 | } |
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451 | |
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452 | GB_CSTR GB_read_pntr(GBDATA *gbd) { |
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453 | int type = GB_TYPE(gbd); |
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454 | char *data = GB_GETDATA(gbd); |
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455 | |
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456 | if (data) { |
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457 | if (gbd->flags.compressed_data) { /* uncompressed data return pntr to database entry */ |
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458 | char *ca = gb_read_cache(gbd); |
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459 | |
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460 | if (!ca) { |
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461 | long size = GB_UNCOMPRESSED_SIZE(gbd, type); |
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462 | const char *da = gb_uncompress_data(gbd,data,size); |
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463 | |
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464 | if (da) { |
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465 | ca = gb_alloc_cache_index(gbd,size); |
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466 | memcpy(ca,da,size); |
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467 | } |
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468 | } |
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469 | data = ca; |
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470 | } |
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471 | } |
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472 | return data; |
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473 | } |
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474 | |
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475 | int gb_read_nr(GBDATA *gbd){ |
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476 | return gbd->index; |
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477 | } |
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478 | |
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479 | GB_CSTR GB_read_char_pntr(GBDATA *gbd) |
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480 | { |
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481 | GB_TEST_READ(gbd,GB_STRING,"GB_read_char_pntr"); |
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482 | return GB_read_pntr(gbd); |
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483 | } |
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484 | |
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485 | char *GB_read_string(GBDATA *gbd) |
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486 | { |
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487 | const char *d; |
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488 | GB_TEST_READ(gbd,GB_STRING,"GB_read_string"); |
---|
489 | d = GB_read_pntr(gbd); |
---|
490 | if (!d) return NULL; |
---|
491 | return gbs_malloc_copy(d,GB_GETSIZE(gbd)+1); |
---|
492 | } |
---|
493 | |
---|
494 | long GB_read_string_count(GBDATA *gbd) |
---|
495 | { |
---|
496 | GB_TEST_READ(gbd,GB_STRING,"GB_read_string_count"); |
---|
497 | return GB_GETSIZE(gbd); |
---|
498 | } |
---|
499 | |
---|
500 | GB_CSTR GB_read_link_pntr(GBDATA *gbd) |
---|
501 | { |
---|
502 | GB_TEST_READ(gbd,GB_LINK,"GB_read_link_pntr"); |
---|
503 | return GB_read_pntr(gbd); |
---|
504 | } |
---|
505 | |
---|
506 | char *GB_read_link(GBDATA *gbd) |
---|
507 | { |
---|
508 | const char *d; |
---|
509 | GB_TEST_READ(gbd,GB_LINK,"GB_read_link_pntr"); |
---|
510 | d = GB_read_pntr(gbd); |
---|
511 | if (!d) return NULL; |
---|
512 | return gbs_malloc_copy(d,GB_GETSIZE(gbd)+1); |
---|
513 | } |
---|
514 | |
---|
515 | long GB_read_link_count(GBDATA *gbd) |
---|
516 | { |
---|
517 | GB_TEST_READ(gbd,GB_LINK,"GB_read_link_pntr"); |
---|
518 | return GB_GETSIZE(gbd); |
---|
519 | } |
---|
520 | |
---|
521 | |
---|
522 | long GB_read_bits_count(GBDATA *gbd) |
---|
523 | { |
---|
524 | GB_TEST_READ(gbd,GB_BITS,"GB_read_bits_count"); |
---|
525 | return GB_GETSIZE(gbd); |
---|
526 | } |
---|
527 | |
---|
528 | GB_CSTR GB_read_bits_pntr(GBDATA *gbd,char c_0, char c_1) |
---|
529 | { |
---|
530 | char *data; |
---|
531 | long size; |
---|
532 | GB_TEST_READ(gbd,GB_BITS,"GB_read_bits_pntr"); |
---|
533 | data = GB_GETDATA(gbd); |
---|
534 | size = GB_GETSIZE(gbd); |
---|
535 | if (!size) return 0; |
---|
536 | { |
---|
537 | char *ca = gb_read_cache(gbd); |
---|
538 | char *da; |
---|
539 | if (ca) return ca; |
---|
540 | ca = gb_alloc_cache_index(gbd,size+1); |
---|
541 | da = gb_uncompress_bits(data,size,c_0,c_1); |
---|
542 | if (ca) { |
---|
543 | memcpy(ca,da,size+1); |
---|
544 | return ca; |
---|
545 | }else{ |
---|
546 | return da; |
---|
547 | } |
---|
548 | } |
---|
549 | } |
---|
550 | |
---|
551 | char *GB_read_bits(GBDATA *gbd, char c_0, char c_1) { |
---|
552 | GB_CSTR d = GB_read_bits_pntr(gbd,c_0,c_1); |
---|
553 | return d ? gbs_malloc_copy(d,GB_GETSIZE(gbd)+1) : 0; |
---|
554 | } |
---|
555 | |
---|
556 | |
---|
557 | GB_CSTR GB_read_bytes_pntr(GBDATA *gbd) |
---|
558 | { |
---|
559 | GB_TEST_READ(gbd,GB_BYTES,"GB_read_bytes_pntr"); |
---|
560 | return GB_read_pntr(gbd); |
---|
561 | } |
---|
562 | |
---|
563 | long GB_read_bytes_count(GBDATA *gbd) |
---|
564 | { |
---|
565 | GB_TEST_READ(gbd,GB_BYTES,"GB_read_bytes_count"); |
---|
566 | return GB_GETSIZE(gbd); |
---|
567 | } |
---|
568 | |
---|
569 | char *GB_read_bytes(GBDATA *gbd) { |
---|
570 | GB_CSTR d = GB_read_bytes_pntr(gbd); |
---|
571 | return d ? gbs_malloc_copy(d,GB_GETSIZE(gbd)) : 0; |
---|
572 | } |
---|
573 | |
---|
574 | GB_CUINT4 *GB_read_ints_pntr(GBDATA *gbd) |
---|
575 | { |
---|
576 | GB_UINT4 *res; |
---|
577 | GB_TEST_READ(gbd,GB_INTS,"GB_read_ints_pntr"); |
---|
578 | |
---|
579 | if (gbd->flags.compressed_data) { |
---|
580 | res = (GB_UINT4 *)GB_read_pntr(gbd); |
---|
581 | }else{ |
---|
582 | res = (GB_UINT4 *)GB_GETDATA(gbd); |
---|
583 | } |
---|
584 | if (!res) return NULL; |
---|
585 | |
---|
586 | if ( 0x01020304 == htonl((u_long)0x01020304) ) { |
---|
587 | return res; |
---|
588 | }else{ |
---|
589 | long i; |
---|
590 | int size = GB_GETSIZE(gbd); |
---|
591 | char *buf2 = GB_give_other_buffer((char *)res,size<<2); |
---|
592 | GB_UINT4 *s = (GB_UINT4 *)res; |
---|
593 | GB_UINT4 *d = (GB_UINT4 *)buf2; |
---|
594 | |
---|
595 | for (i=size;i;i--) { |
---|
596 | *(d++) = htonl(*(s++)); |
---|
597 | } |
---|
598 | return (GB_UINT4 *)buf2; |
---|
599 | } |
---|
600 | } |
---|
601 | |
---|
602 | long GB_read_ints_count(GBDATA *gbd) |
---|
603 | { |
---|
604 | GB_TEST_READ(gbd,GB_INTS,"GB_read_ints_count"); |
---|
605 | return GB_GETSIZE(gbd); |
---|
606 | } |
---|
607 | |
---|
608 | GB_UINT4 *GB_read_ints(GBDATA *gbd) |
---|
609 | { |
---|
610 | GB_CUINT4 *i = GB_read_ints_pntr(gbd); |
---|
611 | if (!i) return NULL; |
---|
612 | return (GB_UINT4 *)gbs_malloc_copy((char *)i,GB_GETSIZE(gbd)*sizeof(GB_UINT4)); |
---|
613 | } |
---|
614 | |
---|
615 | GB_CFLOAT *GB_read_floats_pntr(GBDATA *gbd) |
---|
616 | { |
---|
617 | char *buf2; |
---|
618 | char *res; |
---|
619 | |
---|
620 | GB_TEST_READ(gbd,GB_FLOATS,"GB_read_floats_pntr"); |
---|
621 | if (gbd->flags.compressed_data) { |
---|
622 | res = (char *)GB_read_pntr(gbd); |
---|
623 | }else{ |
---|
624 | res = (char *)GB_GETDATA(gbd); |
---|
625 | } |
---|
626 | if (!res) return NULL; |
---|
627 | { |
---|
628 | XDR xdrs; |
---|
629 | float *d; |
---|
630 | long i; |
---|
631 | long size = GB_GETSIZE(gbd); |
---|
632 | long full_size = size*sizeof(float); |
---|
633 | |
---|
634 | xdrmem_create(&xdrs, res,(int)(full_size),XDR_DECODE); |
---|
635 | buf2 = GB_give_other_buffer(res,full_size); |
---|
636 | d = (float *)buf2; |
---|
637 | for (i=size;i;i--) { |
---|
638 | xdr_float(&xdrs,d); |
---|
639 | d++; |
---|
640 | } |
---|
641 | xdr_destroy(&xdrs); |
---|
642 | } |
---|
643 | return (float *)buf2; |
---|
644 | } |
---|
645 | |
---|
646 | long GB_read_floats_count(GBDATA *gbd) |
---|
647 | { |
---|
648 | GB_TEST_READ(gbd,GB_FLOATS,"GB_read_floats_count"); |
---|
649 | return GB_GETSIZE(gbd); |
---|
650 | } |
---|
651 | |
---|
652 | float *GB_read_floats(GBDATA *gbd) |
---|
653 | { |
---|
654 | GB_CFLOAT *f; |
---|
655 | f = GB_read_floats_pntr(gbd); |
---|
656 | if (!f) return NULL; |
---|
657 | return (float *)gbs_malloc_copy((char *)f,GB_GETSIZE(gbd)*sizeof(float)); |
---|
658 | } |
---|
659 | |
---|
660 | char *GB_read_as_string(GBDATA *gbd) |
---|
661 | { |
---|
662 | switch (GB_TYPE(gbd)) { |
---|
663 | case GB_STRING: return GB_read_string(gbd); |
---|
664 | case GB_LINK: return GB_read_link(gbd); |
---|
665 | case GB_BYTE: return GBS_global_string_copy("%i",GB_read_byte(gbd)); |
---|
666 | case GB_INT: return GBS_global_string_copy("%li",GB_read_int(gbd)); |
---|
667 | case GB_FLOAT: return GBS_global_string_copy("%g",GB_read_float(gbd)); |
---|
668 | case GB_BITS: return GB_read_bits(gbd,'0','1'); |
---|
669 | /* Be careful : When adding new types here, you have to make sure that |
---|
670 | * GB_write_as_string is able to write them back and that this makes sense. |
---|
671 | */ |
---|
672 | default: return NULL; |
---|
673 | } |
---|
674 | } |
---|
675 | |
---|
676 | /* array type access functions (intended for perl use) */ |
---|
677 | |
---|
678 | long GB_read_from_ints(GBDATA *gbd, long index) { |
---|
679 | static GBDATA *last_gbd = 0; |
---|
680 | static long count = 0; |
---|
681 | static GB_CUINT4 *i = 0; |
---|
682 | |
---|
683 | if (gbd != last_gbd) { |
---|
684 | count = GB_read_ints_count(gbd); |
---|
685 | i = GB_read_ints_pntr(gbd); |
---|
686 | last_gbd = gbd; |
---|
687 | } |
---|
688 | |
---|
689 | if (index >= 0 && index < count) { |
---|
690 | return i[index]; |
---|
691 | } |
---|
692 | return -1; |
---|
693 | } |
---|
694 | |
---|
695 | double GB_read_from_floats(GBDATA *gbd, long index) { |
---|
696 | static GBDATA *last_gbd = 0; |
---|
697 | static long count = 0; |
---|
698 | static GB_CFLOAT *f = 0; |
---|
699 | |
---|
700 | if (gbd != last_gbd) { |
---|
701 | count = GB_read_floats_count(gbd); |
---|
702 | f = GB_read_floats_pntr(gbd); |
---|
703 | last_gbd = gbd; |
---|
704 | } |
---|
705 | |
---|
706 | if (index >= 0 && index < count) { |
---|
707 | return f[index]; |
---|
708 | } |
---|
709 | return -1; |
---|
710 | } |
---|
711 | |
---|
712 | |
---|
713 | /******************************************************************************************** |
---|
714 | WRITE DATA |
---|
715 | ********************************************************************************************/ |
---|
716 | |
---|
717 | static void gb_do_callbacks(GBDATA *gbd) { |
---|
718 | gb_assert(GB_MAIN(gbd)->transaction<0); // only use in "no transaction mode"! |
---|
719 | |
---|
720 | GBDATA *gbdn,*gbdc; |
---|
721 | for (gbdc= gbd; gbdc; gbdc=gbdn) { |
---|
722 | struct gb_callback *cb,*cbn; |
---|
723 | gbdn = GB_get_father(gbdc); |
---|
724 | for (cb = GB_GET_EXT_CALLBACKS(gbdc); cb; cb = cbn) { |
---|
725 | cbn = cb->next; |
---|
726 | if (cb->type & GB_CB_CHANGED) { |
---|
727 | ++cb->running; |
---|
728 | cb->func(gbdc,cb->clientdata,GB_CB_CHANGED); |
---|
729 | --cb->running; |
---|
730 | } |
---|
731 | } |
---|
732 | } |
---|
733 | } |
---|
734 | |
---|
735 | #define GB_DO_CALLBACKS(gbd) do{ if (GB_MAIN(gbd)->transaction<0) gb_do_callbacks(gbd); }while(0) |
---|
736 | |
---|
737 | GB_ERROR GB_write_byte(GBDATA *gbd,int i) |
---|
738 | { |
---|
739 | GB_TEST_WRITE(gbd,GB_BYTE,"GB_write_byte"); |
---|
740 | if (gbd->info.i != i){ |
---|
741 | gb_save_extern_data_in_ts(gbd); |
---|
742 | gbd->info.i = i & 0xff; |
---|
743 | gb_touch_entry(gbd,gb_changed); |
---|
744 | GB_DO_CALLBACKS(gbd); |
---|
745 | } |
---|
746 | return 0; |
---|
747 | } |
---|
748 | |
---|
749 | GB_ERROR GB_write_int(GBDATA *gbd,long i) { |
---|
750 | #if defined(ARB64) |
---|
751 | #if defined(DEVEL_RALF) |
---|
752 | #warning GB_write_int should be GB_ERROR GB_write_int(GBDATA *gbd,int32_t i) |
---|
753 | #endif /* DEVEL_RALF */ |
---|
754 | #endif /* ARB64 */ |
---|
755 | |
---|
756 | GB_TEST_WRITE(gbd,GB_INT,"GB_write_int"); |
---|
757 | if ((long)((int32_t)i) != i) { |
---|
758 | gb_assert(0); |
---|
759 | GB_warningf("Warning: 64bit incompatibility detected\nNo data written to '%s'\n", GB_get_db_path(gbd)); |
---|
760 | return "GB_INT out of range (signed, 32bit)"; |
---|
761 | } |
---|
762 | if (gbd->info.i != (int32_t)i){ |
---|
763 | gb_save_extern_data_in_ts(gbd); |
---|
764 | gbd->info.i = i; |
---|
765 | gb_touch_entry(gbd,gb_changed); |
---|
766 | GB_DO_CALLBACKS(gbd); |
---|
767 | } |
---|
768 | return 0; |
---|
769 | } |
---|
770 | |
---|
771 | GB_ERROR GB_write_pointer(GBDATA *gbd, void *pointer) { |
---|
772 | GB_TEST_WRITE(gbd,GB_POINTER,"GB_write_pointer"); |
---|
773 | if (gbd->info.ptr != pointer) { |
---|
774 | gb_save_extern_data_in_ts(gbd); |
---|
775 | gbd->info.ptr = pointer; |
---|
776 | gb_touch_entry(gbd,gb_changed); |
---|
777 | GB_DO_CALLBACKS(gbd); |
---|
778 | } |
---|
779 | return 0; |
---|
780 | } |
---|
781 | |
---|
782 | GB_ERROR GB_write_float(GBDATA *gbd,double f) |
---|
783 | { |
---|
784 | XDR xdrs; |
---|
785 | static float f2; |
---|
786 | |
---|
787 | GB_TEST_WRITE(gbd,GB_FLOAT,"GB_write_float"); |
---|
788 | |
---|
789 | GB_TEST_READ(gbd,GB_FLOAT,"GB_read_float"); |
---|
790 | |
---|
791 | xdrmem_create(&xdrs, &gbd->info.in.data[0],SIZOFINTERN,XDR_DECODE); |
---|
792 | xdr_float(&xdrs,&f2); |
---|
793 | xdr_destroy(&xdrs); |
---|
794 | |
---|
795 | if (f2 != f) { |
---|
796 | f2 = f; |
---|
797 | gb_save_extern_data_in_ts(gbd); |
---|
798 | xdrmem_create(&xdrs, &gbd->info.in.data[0],SIZOFINTERN,XDR_ENCODE); |
---|
799 | xdr_float(&xdrs,&f2); |
---|
800 | xdr_destroy(&xdrs); |
---|
801 | gb_touch_entry(gbd,gb_changed); |
---|
802 | GB_DO_CALLBACKS(gbd); |
---|
803 | } |
---|
804 | xdr_destroy(&xdrs); |
---|
805 | return 0; |
---|
806 | } |
---|
807 | |
---|
808 | GB_ERROR gb_write_compressed_pntr(GBDATA *gbd,const char *s, long memsize , long stored_size){ |
---|
809 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
810 | gb_free_cache(Main,gbd); |
---|
811 | gb_save_extern_data_in_ts(gbd); |
---|
812 | gbd->flags.compressed_data = 1; |
---|
813 | GB_SETSMDMALLOC(gbd,stored_size,(size_t)memsize,(char *)s); |
---|
814 | gb_touch_entry(gbd,gb_changed); |
---|
815 | return 0; |
---|
816 | } |
---|
817 | |
---|
818 | int gb_get_compression_mask(GB_MAIN_TYPE *Main, GBQUARK key, int gb_type) |
---|
819 | { |
---|
820 | struct gb_key_struct *ks = &Main->keys[key]; |
---|
821 | int compression_mask; |
---|
822 | |
---|
823 | if (ks->gb_key_disabled) { |
---|
824 | compression_mask = 0; |
---|
825 | } else { |
---|
826 | if (!ks->gb_key) gb_load_single_key_data((GBDATA*)Main->data, key); |
---|
827 | compression_mask = gb_convert_type_2_compression_flags[gb_type] & ks->compression_mask; |
---|
828 | } |
---|
829 | |
---|
830 | return compression_mask; |
---|
831 | } |
---|
832 | |
---|
833 | GB_ERROR GB_write_pntr(GBDATA *gbd,const char *s, long bytes_size, long stored_size) |
---|
834 | { |
---|
835 | // 'bytes_size' is the size of what 's' points to. |
---|
836 | // 'stored_size' is the size-information written into the DB |
---|
837 | // |
---|
838 | // e.g. for strings : stored_size = bytes_size-1, cause stored_size is string len, |
---|
839 | // but bytes_size includes zero byte. |
---|
840 | |
---|
841 | |
---|
842 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
843 | GBQUARK key = GB_KEY_QUARK(gbd); |
---|
844 | const char *d; |
---|
845 | int compression_mask; |
---|
846 | long memsize; |
---|
847 | GB_TYPES type = GB_TYPE(gbd); |
---|
848 | |
---|
849 | gb_assert(type != GB_STRING || (stored_size == bytes_size-1)); // size constraint for strings not fulfilled! |
---|
850 | |
---|
851 | gb_free_cache(Main,gbd); |
---|
852 | gb_save_extern_data_in_ts(gbd); |
---|
853 | |
---|
854 | compression_mask = gb_get_compression_mask(Main, key, type); |
---|
855 | |
---|
856 | if (compression_mask){ |
---|
857 | d = gb_compress_data(gbd, key, s, bytes_size, &memsize, compression_mask, GB_FALSE); |
---|
858 | } |
---|
859 | else { |
---|
860 | d = NULL; |
---|
861 | } |
---|
862 | if (d) { |
---|
863 | gbd->flags.compressed_data = 1; |
---|
864 | } |
---|
865 | else { |
---|
866 | d = s; |
---|
867 | gbd->flags.compressed_data = 0; |
---|
868 | memsize = bytes_size; |
---|
869 | } |
---|
870 | |
---|
871 | GB_SETSMDMALLOC(gbd,stored_size,memsize,d); |
---|
872 | gb_touch_entry(gbd,gb_changed); |
---|
873 | GB_DO_CALLBACKS(gbd); |
---|
874 | |
---|
875 | return 0; |
---|
876 | } |
---|
877 | |
---|
878 | GB_ERROR GB_write_string(GBDATA *gbd,const char *s) |
---|
879 | { |
---|
880 | long size; |
---|
881 | /*fprintf(stderr, "GB_write_string(%p, %s);\n", gbd, s);*/ |
---|
882 | GB_TEST_WRITE(gbd,GB_STRING,"GB_write_string"); |
---|
883 | GB_TEST_NON_BUFFER(s,"GB_write_string"); /* compress would destroy the other buffer */ |
---|
884 | |
---|
885 | if (!s) s = ""; |
---|
886 | size = strlen(s); |
---|
887 | |
---|
888 | /* no zero len strings allowed */ |
---|
889 | if ((GB_GETMEMSIZE(gbd)) && (size == GB_GETSIZE(gbd))) |
---|
890 | { |
---|
891 | if (!strcmp(s,GB_read_pntr(gbd))) |
---|
892 | return 0; |
---|
893 | } |
---|
894 | #if defined(DEBUG) && 0 |
---|
895 | // check for error (in compression) |
---|
896 | { |
---|
897 | GB_ERROR error = GB_write_pntr(gbd,s,size+1,size); |
---|
898 | if (!error) { |
---|
899 | char *check = GB_read_string(gbd); |
---|
900 | |
---|
901 | gb_assert(check); |
---|
902 | gb_assert(strcmp(check, s) == 0); |
---|
903 | |
---|
904 | free(check); |
---|
905 | } |
---|
906 | return error; |
---|
907 | } |
---|
908 | #else |
---|
909 | return GB_write_pntr(gbd,s,size+1,size); |
---|
910 | #endif /* DEBUG */ |
---|
911 | } |
---|
912 | |
---|
913 | GB_ERROR GB_write_link(GBDATA *gbd,const char *s) |
---|
914 | { |
---|
915 | long size; |
---|
916 | GB_TEST_WRITE(gbd,GB_STRING,"GB_write_link"); |
---|
917 | GB_TEST_NON_BUFFER(s,"GB_write_link"); /* compress would destroy the other buffer */ |
---|
918 | |
---|
919 | if (!s) s = ""; |
---|
920 | size = strlen(s); |
---|
921 | |
---|
922 | /* no zero len strings allowed */ |
---|
923 | if ((GB_GETMEMSIZE(gbd)) && (size == GB_GETSIZE(gbd))) |
---|
924 | { |
---|
925 | if (!strcmp(s,GB_read_pntr(gbd))) |
---|
926 | return 0; |
---|
927 | } |
---|
928 | return GB_write_pntr(gbd,s,size+1,size); |
---|
929 | } |
---|
930 | |
---|
931 | |
---|
932 | GB_ERROR GB_write_bits(GBDATA *gbd,const char *bits,long size, const char *c_0) |
---|
933 | { |
---|
934 | char *d; |
---|
935 | long memsize[2]; |
---|
936 | |
---|
937 | GB_TEST_WRITE(gbd,GB_BITS,"GB_write_bits"); |
---|
938 | GB_TEST_NON_BUFFER(bits,"GB_write_bits"); /* compress would destroy the other buffer */ |
---|
939 | gb_save_extern_data_in_ts(gbd); |
---|
940 | |
---|
941 | d = gb_compress_bits(bits,size,(const unsigned char *)c_0,memsize); |
---|
942 | gbd->flags.compressed_data = 1; |
---|
943 | GB_SETSMDMALLOC(gbd,size,memsize[0],d); |
---|
944 | gb_touch_entry(gbd,gb_changed); |
---|
945 | GB_DO_CALLBACKS(gbd); |
---|
946 | return 0; |
---|
947 | } |
---|
948 | |
---|
949 | GB_ERROR GB_write_bytes(GBDATA *gbd,const char *s,long size) |
---|
950 | { |
---|
951 | GB_TEST_WRITE(gbd,GB_BYTES,"GB_write_bytes"); |
---|
952 | return GB_write_pntr(gbd,s,size,size); |
---|
953 | } |
---|
954 | |
---|
955 | GB_ERROR GB_write_ints(GBDATA *gbd,const GB_UINT4 *i,long size) |
---|
956 | { |
---|
957 | |
---|
958 | GB_TEST_WRITE(gbd,GB_INTS,"GB_write_ints"); |
---|
959 | GB_TEST_NON_BUFFER((char *)i,"GB_write_ints"); /* compress would destroy the other buffer */ |
---|
960 | |
---|
961 | if ( 0x01020304 != htonl((GB_UINT4)0x01020304) ) { |
---|
962 | long j; |
---|
963 | char *buf2 = GB_give_other_buffer((char *)i,size<<2); |
---|
964 | GB_UINT4 *s = (GB_UINT4 *)i; |
---|
965 | GB_UINT4 *d = (GB_UINT4 *)buf2; |
---|
966 | |
---|
967 | for (j=size;j;j--) { |
---|
968 | *(d++) = htonl(*(s++)); |
---|
969 | } |
---|
970 | i = (GB_UINT4 *)buf2; |
---|
971 | } |
---|
972 | return GB_write_pntr(gbd,(char *)i,size* 4 /*sizeof(long4)*/,size); |
---|
973 | } |
---|
974 | |
---|
975 | GB_ERROR GB_write_floats(GBDATA *gbd,const float *f,long size) |
---|
976 | { |
---|
977 | long fullsize = size * sizeof(float); |
---|
978 | GB_TEST_WRITE(gbd,GB_FLOATS,"GB_write_floats"); |
---|
979 | GB_TEST_NON_BUFFER((char *)f,"GB_write_floats"); /* compress would destroy the other buffer */ |
---|
980 | |
---|
981 | { |
---|
982 | XDR xdrs; |
---|
983 | long i; |
---|
984 | char *buf2 = GB_give_other_buffer((char *)f,fullsize); |
---|
985 | float *s = (float *)f; |
---|
986 | |
---|
987 | xdrmem_create(&xdrs, buf2 ,(int)fullsize ,XDR_ENCODE); |
---|
988 | for (i=size;i;i--) { |
---|
989 | xdr_float(&xdrs,s); |
---|
990 | s++; |
---|
991 | } |
---|
992 | xdr_destroy (&xdrs); |
---|
993 | f = (float *)buf2; |
---|
994 | } |
---|
995 | return GB_write_pntr(gbd,(char *)f,size*sizeof(float),size); |
---|
996 | } |
---|
997 | |
---|
998 | GB_ERROR GB_write_as_string(GBDATA *gbd,const char *val) |
---|
999 | { |
---|
1000 | switch (GB_TYPE(gbd)) { |
---|
1001 | case GB_STRING: return GB_write_string(gbd,val); |
---|
1002 | case GB_LINK: return GB_write_link(gbd,val); |
---|
1003 | case GB_BYTE: return GB_write_byte(gbd,atoi(val)); |
---|
1004 | case GB_INT: return GB_write_int(gbd,atoi(val)); |
---|
1005 | case GB_FLOAT: return GB_write_float(gbd,GB_atof(val)); |
---|
1006 | case GB_BITS: return GB_write_bits(gbd,val,strlen(val),"0"); |
---|
1007 | default: return GB_export_errorf("Error: You cannot use GB_write_as_string on this type of entry (%s)",GB_read_key_pntr(gbd)); |
---|
1008 | } |
---|
1009 | } |
---|
1010 | |
---|
1011 | |
---|
1012 | /******************************************************************************************** |
---|
1013 | Key Information |
---|
1014 | ********************************************************************************************/ |
---|
1015 | int GB_read_security_write(GBDATA *gbd) |
---|
1016 | { |
---|
1017 | GB_TEST_TRANSACTION(gbd); |
---|
1018 | return GB_GET_SECURITY_WRITE(gbd);} |
---|
1019 | int GB_read_security_read(GBDATA *gbd) |
---|
1020 | { |
---|
1021 | GB_TEST_TRANSACTION(gbd); |
---|
1022 | return GB_GET_SECURITY_READ(gbd);} |
---|
1023 | int GB_read_security_delete(GBDATA *gbd) |
---|
1024 | { |
---|
1025 | GB_TEST_TRANSACTION(gbd); |
---|
1026 | return GB_GET_SECURITY_DELETE(gbd);} |
---|
1027 | |
---|
1028 | int GB_get_my_security(GBDATA *gbd) |
---|
1029 | { |
---|
1030 | return GB_MAIN(gbd)->security_level; |
---|
1031 | } |
---|
1032 | |
---|
1033 | GB_ERROR gb_security_error(GBDATA *gbd){ |
---|
1034 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1035 | const char *error = GB_export_errorf("Protection: Attempt to change a level-%i-'%s'-entry, \n" |
---|
1036 | "but your current security level is only %i", |
---|
1037 | GB_GET_SECURITY_WRITE(gbd), |
---|
1038 | GB_read_key_pntr(gbd), |
---|
1039 | Main->security_level); |
---|
1040 | |
---|
1041 | #if defined(DEBUG) |
---|
1042 | fprintf(stderr, "%s\n", error); |
---|
1043 | #endif /* DEBUG */ |
---|
1044 | return error; |
---|
1045 | } |
---|
1046 | |
---|
1047 | GB_ERROR GB_write_security_write(GBDATA *gbd,unsigned long level) |
---|
1048 | { |
---|
1049 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1050 | GB_TEST_TRANSACTION(gbd); |
---|
1051 | |
---|
1052 | if (GB_GET_SECURITY_WRITE(gbd)>Main->security_level) |
---|
1053 | return gb_security_error(gbd); |
---|
1054 | if (GB_GET_SECURITY_WRITE(gbd) == level) return 0; |
---|
1055 | GB_PUT_SECURITY_WRITE(gbd,level); |
---|
1056 | gb_touch_entry(gbd,gb_changed); |
---|
1057 | GB_DO_CALLBACKS(gbd); |
---|
1058 | return 0; |
---|
1059 | } |
---|
1060 | GB_ERROR GB_write_security_read(GBDATA *gbd,unsigned long level) |
---|
1061 | { |
---|
1062 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1063 | GB_TEST_TRANSACTION(gbd); |
---|
1064 | if (GB_GET_SECURITY_WRITE(gbd)>Main->security_level) |
---|
1065 | return gb_security_error(gbd); |
---|
1066 | if (GB_GET_SECURITY_READ(gbd) == level) return 0; |
---|
1067 | GB_PUT_SECURITY_READ(gbd,level); |
---|
1068 | gb_touch_entry(gbd,gb_changed); |
---|
1069 | GB_DO_CALLBACKS(gbd); |
---|
1070 | return 0; |
---|
1071 | } |
---|
1072 | |
---|
1073 | GB_ERROR GB_write_security_delete(GBDATA *gbd,unsigned long level) |
---|
1074 | { |
---|
1075 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1076 | GB_TEST_TRANSACTION(gbd); |
---|
1077 | if (GB_GET_SECURITY_WRITE(gbd)>Main->security_level) |
---|
1078 | return gb_security_error(gbd); |
---|
1079 | if (GB_GET_SECURITY_DELETE(gbd) == level) return 0; |
---|
1080 | GB_PUT_SECURITY_DELETE(gbd,level); |
---|
1081 | gb_touch_entry(gbd,gb_changed); |
---|
1082 | GB_DO_CALLBACKS(gbd); |
---|
1083 | return 0; |
---|
1084 | } |
---|
1085 | GB_ERROR GB_write_security_levels(GBDATA *gbd,unsigned long readlevel,unsigned long writelevel,unsigned long deletelevel) |
---|
1086 | { |
---|
1087 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1088 | GB_TEST_TRANSACTION(gbd); |
---|
1089 | if (GB_GET_SECURITY_WRITE(gbd)>Main->security_level) |
---|
1090 | return gb_security_error(gbd); |
---|
1091 | GB_PUT_SECURITY_WRITE(gbd,writelevel); |
---|
1092 | GB_PUT_SECURITY_READ(gbd,readlevel); |
---|
1093 | GB_PUT_SECURITY_DELETE(gbd,deletelevel); |
---|
1094 | gb_touch_entry(gbd,gb_changed); |
---|
1095 | GB_DO_CALLBACKS(gbd); |
---|
1096 | return 0; |
---|
1097 | } |
---|
1098 | |
---|
1099 | GB_ERROR GB_change_my_security(GBDATA *gbd,int level,const char *passwd) |
---|
1100 | { |
---|
1101 | int i; |
---|
1102 | i = level; |
---|
1103 | if (i<0) i=0; |
---|
1104 | if (i>=8) i = 7; |
---|
1105 | GB_MAIN(gbd)->security_level = i; |
---|
1106 | passwd = passwd; /*dummy for compiler */ |
---|
1107 | return 0; |
---|
1108 | } |
---|
1109 | |
---|
1110 | /* For internal use only */ |
---|
1111 | void GB_push_my_security(GBDATA *gbd) |
---|
1112 | { |
---|
1113 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1114 | Main->pushed_security_level++; |
---|
1115 | if (Main->pushed_security_level <= 1) { |
---|
1116 | Main->old_security_level = Main->security_level; |
---|
1117 | Main->security_level = 7; |
---|
1118 | } |
---|
1119 | } |
---|
1120 | |
---|
1121 | void GB_pop_my_security(GBDATA *gbd) { |
---|
1122 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1123 | Main->pushed_security_level--; |
---|
1124 | if (Main->pushed_security_level <= 0) { |
---|
1125 | Main->security_level = Main->old_security_level; |
---|
1126 | } |
---|
1127 | } |
---|
1128 | |
---|
1129 | GB_TYPES GB_read_type(GBDATA *gbd) { |
---|
1130 | GB_TEST_TRANSACTION(gbd); |
---|
1131 | return (GB_TYPES)GB_TYPE(gbd); |
---|
1132 | } |
---|
1133 | |
---|
1134 | char *GB_read_key(GBDATA *gbd) { |
---|
1135 | return strdup(GB_read_key_pntr(gbd)); |
---|
1136 | } |
---|
1137 | |
---|
1138 | GB_CSTR GB_read_key_pntr(GBDATA *gbd) { |
---|
1139 | GB_CSTR k; |
---|
1140 | GB_TEST_TRANSACTION(gbd); |
---|
1141 | k = GB_KEY(gbd); |
---|
1142 | if (!k) k = GBS_global_string("<invalid key (quark=%i)>", GB_KEY_QUARK(gbd)); |
---|
1143 | return k; |
---|
1144 | } |
---|
1145 | |
---|
1146 | GB_CSTR gb_read_key_pntr(GBDATA *gbd){ |
---|
1147 | return GB_KEY(gbd); |
---|
1148 | } |
---|
1149 | |
---|
1150 | |
---|
1151 | GBQUARK GB_key_2_quark(GBDATA *gbd, const char *s) { |
---|
1152 | long index; |
---|
1153 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1154 | |
---|
1155 | if (!s) return -1; |
---|
1156 | index = GBS_read_hash(Main->key_2_index_hash,s); |
---|
1157 | if (!index) { /* create new index */ |
---|
1158 | index = gb_create_key(Main,s,GB_TRUE); |
---|
1159 | } |
---|
1160 | return (GBQUARK)index; |
---|
1161 | } |
---|
1162 | |
---|
1163 | GBQUARK GB_get_quark(GBDATA *gbd) { |
---|
1164 | return GB_KEY_QUARK(gbd); |
---|
1165 | } |
---|
1166 | |
---|
1167 | GB_BOOL GB_has_key(GBDATA *gbd, const char *key) { |
---|
1168 | GBQUARK quark = GB_key_2_quark(gbd, key); |
---|
1169 | return (quark == GB_get_quark(gbd)); |
---|
1170 | } |
---|
1171 | |
---|
1172 | GBQUARK gb_key_2_quark(GB_MAIN_TYPE *Main, const char *s) { |
---|
1173 | long index; |
---|
1174 | if (!s) return 0; |
---|
1175 | index = GBS_read_hash(Main->key_2_index_hash,s); |
---|
1176 | if (!index) { /* create new index */ |
---|
1177 | index = gb_create_key(Main,s,GB_TRUE); |
---|
1178 | } |
---|
1179 | return (GBQUARK)index; |
---|
1180 | } |
---|
1181 | |
---|
1182 | |
---|
1183 | |
---|
1184 | |
---|
1185 | long GB_read_clock(GBDATA *gbd) |
---|
1186 | { |
---|
1187 | if (GB_ARRAY_FLAGS(gbd).changed) return GB_MAIN(gbd)->clock; |
---|
1188 | return GB_GET_EXT_UPDATE_DATE(gbd); |
---|
1189 | } |
---|
1190 | |
---|
1191 | long GB_read_transaction(GBDATA *gbd) |
---|
1192 | { |
---|
1193 | return GB_MAIN(gbd)->transaction; |
---|
1194 | } |
---|
1195 | |
---|
1196 | /******************************************************************************************** |
---|
1197 | Get and check the database hierarchy |
---|
1198 | ********************************************************************************************/ |
---|
1199 | |
---|
1200 | GBDATA *GB_get_father(GBDATA *gbd) { |
---|
1201 | /* Get the father of an entry */ |
---|
1202 | GBDATA *father; |
---|
1203 | |
---|
1204 | GB_TEST_TRANSACTION(gbd); |
---|
1205 | if (!(father=(GBDATA*)GB_FATHER(gbd))) return NULL; |
---|
1206 | if (!GB_FATHER(father)) return NULL; |
---|
1207 | |
---|
1208 | return father; |
---|
1209 | } |
---|
1210 | |
---|
1211 | GBDATA *GB_get_grandfather(GBDATA *gbd) { |
---|
1212 | GBDATA *gb_grandpa; |
---|
1213 | GB_TEST_TRANSACTION(gbd); |
---|
1214 | |
---|
1215 | gb_grandpa = (GBDATA*)GB_FATHER(gbd); |
---|
1216 | if (gb_grandpa) { |
---|
1217 | gb_grandpa = (GBDATA*)GB_FATHER(gb_grandpa); |
---|
1218 | if (gb_grandpa && !GB_FATHER(gb_grandpa)) { |
---|
1219 | gb_grandpa = 0; |
---|
1220 | } |
---|
1221 | } |
---|
1222 | return gb_grandpa; |
---|
1223 | } |
---|
1224 | |
---|
1225 | GBDATA *GB_get_root(GBDATA *gbd) { /* Get the root entry (gb_main) */ |
---|
1226 | return (GBDATA *)GB_MAIN(gbd)->data; |
---|
1227 | } |
---|
1228 | |
---|
1229 | GB_BOOL GB_check_father(GBDATA *gbd, GBDATA *gb_maybefather) { |
---|
1230 | /* Test whether an entry is a subentry of another */ |
---|
1231 | GBDATA *gbfather; |
---|
1232 | for (gbfather = GB_get_father(gbd); |
---|
1233 | gbfather; |
---|
1234 | gbfather = GB_get_father(gbfather)) |
---|
1235 | { |
---|
1236 | if (gbfather == gb_maybefather) return GB_TRUE; |
---|
1237 | } |
---|
1238 | return GB_FALSE; |
---|
1239 | } |
---|
1240 | |
---|
1241 | GBDATA *gb_create(GBDATA *father,const char *key, GB_TYPES type){ |
---|
1242 | GBDATA *gbd = gb_make_entry((GBCONTAINER *)father, key, -1,0,type); |
---|
1243 | gb_touch_header(GB_FATHER(gbd)); |
---|
1244 | gb_touch_entry(gbd,gb_created); |
---|
1245 | return (GBDATA *)gbd; |
---|
1246 | } |
---|
1247 | |
---|
1248 | /* Create a container, do not check anything */ |
---|
1249 | GBDATA *gb_create_container(GBDATA *father, const char *key){ |
---|
1250 | GBCONTAINER *gbd = gb_make_container((GBCONTAINER *)father,key, -1, 0); |
---|
1251 | gb_touch_header(GB_FATHER(gbd)); |
---|
1252 | gb_touch_entry((GBDATA *)gbd,gb_created); |
---|
1253 | return (GBDATA *)gbd; |
---|
1254 | } |
---|
1255 | |
---|
1256 | void gb_rename(GBCONTAINER *gbc, const char *new_key) { |
---|
1257 | gb_rename_entry(gbc, new_key); |
---|
1258 | } |
---|
1259 | |
---|
1260 | /* User accessible rename, check everything |
---|
1261 | * returns 0 if successful! |
---|
1262 | */ |
---|
1263 | int GB_rename(GBDATA *gbc, const char *new_key) { |
---|
1264 | GBCONTAINER *old_father, *new_father; |
---|
1265 | if (GB_check_key(new_key)) { |
---|
1266 | GB_print_error(); |
---|
1267 | return -1; |
---|
1268 | } |
---|
1269 | |
---|
1270 | GB_TEST_TRANSACTION(gbc); |
---|
1271 | old_father = GB_FATHER(gbc); |
---|
1272 | |
---|
1273 | if (GB_TYPE(gbc) != GB_DB) { |
---|
1274 | GB_internal_error("GB_rename has to be called with container"); |
---|
1275 | return -1; |
---|
1276 | } |
---|
1277 | |
---|
1278 | gb_rename((GBCONTAINER*)gbc, new_key); |
---|
1279 | |
---|
1280 | new_father = GB_FATHER(gbc); |
---|
1281 | if (old_father != new_father) { |
---|
1282 | GB_internal_error("father changed during rename"); |
---|
1283 | return -1; |
---|
1284 | } |
---|
1285 | |
---|
1286 | gb_touch_header(new_father); |
---|
1287 | gb_touch_entry(gbc, gb_changed); |
---|
1288 | |
---|
1289 | return 0; |
---|
1290 | } |
---|
1291 | |
---|
1292 | /* User accessible create, check everything */ |
---|
1293 | GBDATA *GB_create(GBDATA *father,const char *key, GB_TYPES type) |
---|
1294 | { |
---|
1295 | GBDATA *gbd; |
---|
1296 | |
---|
1297 | if (GB_check_key(key)) { |
---|
1298 | GB_print_error(); |
---|
1299 | return NULL; |
---|
1300 | } |
---|
1301 | |
---|
1302 | if (type == GB_DB) { |
---|
1303 | gb_assert(type != GB_DB); // you like to use GB_create_container! |
---|
1304 | GB_export_error("GB_create error: can't create containers"); |
---|
1305 | return NULL; |
---|
1306 | } |
---|
1307 | |
---|
1308 | /* now checked by GB_check_key */ |
---|
1309 | /* if ( (*key == '\0')) { */ |
---|
1310 | /* GB_export_error("GB_create error: empty key"); */ |
---|
1311 | /* return NULL; */ |
---|
1312 | /* } */ |
---|
1313 | |
---|
1314 | if ( !father ) { |
---|
1315 | GB_internal_errorf("GB_create error in GB_create:\nno father (key = '%s')",key); |
---|
1316 | return NULL; |
---|
1317 | } |
---|
1318 | GB_TEST_TRANSACTION(father); |
---|
1319 | if ( GB_TYPE(father)!=GB_DB) { |
---|
1320 | GB_export_errorf("GB_create: father (%s) is not of GB_DB type (%i) (creating '%s')", |
---|
1321 | GB_read_key_pntr(father),GB_TYPE(father),key); |
---|
1322 | return NULL; |
---|
1323 | }; |
---|
1324 | |
---|
1325 | if (type == GB_POINTER) { |
---|
1326 | if (!GB_in_temporary_branch(father)) { |
---|
1327 | GB_export_error("GB_create: pointers only allowed in temporary branches"); |
---|
1328 | return NULL; |
---|
1329 | } |
---|
1330 | } |
---|
1331 | |
---|
1332 | gbd = gb_make_entry((GBCONTAINER *)father, key, -1,0,type); |
---|
1333 | gb_touch_header(GB_FATHER(gbd)); |
---|
1334 | gb_touch_entry(gbd,gb_created); |
---|
1335 | |
---|
1336 | gb_assert(GB_ARRAY_FLAGS(gbd).changed < gb_deleted); // happens sometimes -> needs debugging |
---|
1337 | |
---|
1338 | return gbd; |
---|
1339 | } |
---|
1340 | |
---|
1341 | GBDATA *GB_create_container(GBDATA *father,const char *key) |
---|
1342 | { |
---|
1343 | /* create a new container */ |
---|
1344 | |
---|
1345 | GBCONTAINER *gbd; |
---|
1346 | if (GB_check_key(key)) { |
---|
1347 | GB_print_error(); |
---|
1348 | return NULL; |
---|
1349 | } |
---|
1350 | |
---|
1351 | if ( (*key == '\0')) { |
---|
1352 | GB_export_error("GB_create error: empty key"); |
---|
1353 | return NULL; |
---|
1354 | } |
---|
1355 | if ( !father ) { |
---|
1356 | GB_internal_errorf("GB_create error in GB_create:\nno father (key = '%s')",key); |
---|
1357 | return NULL; |
---|
1358 | } |
---|
1359 | GB_TEST_TRANSACTION(father); |
---|
1360 | if ( GB_TYPE(father)!=GB_DB) { |
---|
1361 | GB_export_errorf("GB_create: father (%s) is not of GB_DB type (%i) (creating '%s')", |
---|
1362 | GB_read_key_pntr(father),GB_TYPE(father),key); |
---|
1363 | return NULL; |
---|
1364 | }; |
---|
1365 | gbd = gb_make_container((GBCONTAINER *)father,key, -1, 0); |
---|
1366 | gb_touch_header(GB_FATHER(gbd)); |
---|
1367 | gb_touch_entry((GBDATA *)gbd,gb_created); |
---|
1368 | return (GBDATA *)gbd; |
---|
1369 | } |
---|
1370 | |
---|
1371 | #if defined(DEVEL_RALF) |
---|
1372 | #warning change param for GB_delete to GBDATA ** |
---|
1373 | #endif /* DEVEL_RALF */ |
---|
1374 | |
---|
1375 | GB_ERROR GB_delete(GBDATA *source) { |
---|
1376 | GBDATA *gb_main; |
---|
1377 | |
---|
1378 | GB_TEST_TRANSACTION(source); |
---|
1379 | if (GB_GET_SECURITY_DELETE(source)>GB_MAIN(source)->security_level) { |
---|
1380 | return GB_export_errorf("Security error in GB_delete: %s",GB_read_key_pntr(source)); |
---|
1381 | } |
---|
1382 | |
---|
1383 | gb_main = GB_get_root(source); |
---|
1384 | |
---|
1385 | if (source->flags.compressed_data) { |
---|
1386 | GB_set_compression(gb_main, 0); /* disable compression */ |
---|
1387 | gb_set_compression(source); /* write data w/o compression (otherwise GB_read_old_value... won't work) */ |
---|
1388 | GB_set_compression(gb_main, -1); /* allow all types of compressions */ |
---|
1389 | } |
---|
1390 | |
---|
1391 | { |
---|
1392 | GB_MAIN_TYPE *Main = GB_MAIN(source); |
---|
1393 | if (Main->transaction<0){ |
---|
1394 | gb_delete_entry(&source); |
---|
1395 | gb_do_callback_list(Main); |
---|
1396 | } |
---|
1397 | else { |
---|
1398 | gb_touch_entry(source,gb_deleted); |
---|
1399 | } |
---|
1400 | } |
---|
1401 | return 0; |
---|
1402 | } |
---|
1403 | |
---|
1404 | /* int GB_entry_is_deleted(GBDATA *gb_entry) { */ |
---|
1405 | /* GBCONTAINER *father = gb_entry ? GB_FATHER(gb_entry) : 0; */ |
---|
1406 | /* GB_MAIN_TYPE *Main = father ? GB_MAIN(gb_entry) : 0; */ |
---|
1407 | /* int legal_entry = (father != 0) && (Main != 0); */ |
---|
1408 | |
---|
1409 | /* return !legal_entry; */ |
---|
1410 | /* } */ |
---|
1411 | |
---|
1412 | GB_ERROR gb_delete_force(GBDATA *source) /* delete always */ |
---|
1413 | { |
---|
1414 | gb_touch_entry(source,gb_deleted); |
---|
1415 | return 0; |
---|
1416 | } |
---|
1417 | |
---|
1418 | |
---|
1419 | /******************************************************************************************** |
---|
1420 | Copy Data |
---|
1421 | ********************************************************************************************/ |
---|
1422 | |
---|
1423 | #if defined(DEVEL_RALF) |
---|
1424 | #warning replace GB_copy with GB_copy_with_protection after release |
---|
1425 | #endif /* DEVEL_RALF */ |
---|
1426 | |
---|
1427 | GB_ERROR GB_copy(GBDATA *dest, GBDATA *source) { |
---|
1428 | return GB_copy_with_protection(dest, source, GB_FALSE); |
---|
1429 | } |
---|
1430 | |
---|
1431 | GB_ERROR GB_copy_with_protection(GBDATA *dest, GBDATA *source, GB_BOOL copy_all_protections) { |
---|
1432 | GB_TYPES type; |
---|
1433 | GB_ERROR error = 0; |
---|
1434 | GBDATA *gb_p; |
---|
1435 | GBDATA *gb_d; |
---|
1436 | GBCONTAINER *destc,*sourcec; |
---|
1437 | const char *key; |
---|
1438 | |
---|
1439 | GB_TEST_TRANSACTION(source); |
---|
1440 | type = GB_TYPE(source); |
---|
1441 | if (GB_TYPE(dest) != type) |
---|
1442 | { |
---|
1443 | return GB_export_errorf("incompatible types in GB_copy (source %s:%u != %s:%u", |
---|
1444 | GB_read_key_pntr(source), type, GB_read_key_pntr(dest), GB_TYPE(dest)); |
---|
1445 | } |
---|
1446 | |
---|
1447 | switch (type) |
---|
1448 | { |
---|
1449 | case GB_INT: |
---|
1450 | error = GB_write_int(dest,GB_read_int(source)); |
---|
1451 | break; |
---|
1452 | case GB_FLOAT: |
---|
1453 | error = GB_write_float(dest,GB_read_float(source)); |
---|
1454 | break; |
---|
1455 | case GB_BYTE: |
---|
1456 | error = GB_write_byte(dest,GB_read_byte(source)); |
---|
1457 | break; |
---|
1458 | case GB_STRING: /* No local compression */ |
---|
1459 | error = GB_write_string(dest,GB_read_char_pntr(source)); |
---|
1460 | break; |
---|
1461 | case GB_LINK: /* No local compression */ |
---|
1462 | error = GB_write_link(dest,GB_read_link_pntr(source)); |
---|
1463 | break; |
---|
1464 | case GB_BITS: /* only local compressions for the following types */ |
---|
1465 | case GB_BYTES: |
---|
1466 | case GB_INTS: |
---|
1467 | case GB_FLOATS: |
---|
1468 | gb_save_extern_data_in_ts(dest); |
---|
1469 | GB_SETSMDMALLOC(dest, GB_GETSIZE(source), |
---|
1470 | GB_GETMEMSIZE(source), |
---|
1471 | GB_GETDATA(source)); |
---|
1472 | dest->flags.compressed_data = source->flags.compressed_data; |
---|
1473 | |
---|
1474 | break; |
---|
1475 | case GB_DB: |
---|
1476 | |
---|
1477 | destc = (GBCONTAINER *)dest; |
---|
1478 | sourcec = (GBCONTAINER *)source; |
---|
1479 | |
---|
1480 | if (GB_TYPE(destc) != GB_DB) |
---|
1481 | { |
---|
1482 | GB_ERROR err = GB_export_errorf("GB_COPY Type conflict %s:%i != %s:%i", |
---|
1483 | GB_read_key_pntr(dest), GB_TYPE(dest), GB_read_key_pntr(source), GB_DB); |
---|
1484 | GB_internal_error(err); |
---|
1485 | return err; |
---|
1486 | } |
---|
1487 | |
---|
1488 | if (source->flags2.folded_container) gb_unfold((GBCONTAINER *)source,-1,-1); |
---|
1489 | if (dest->flags2.folded_container) gb_unfold((GBCONTAINER *)dest,0,-1); |
---|
1490 | |
---|
1491 | for (gb_p = GB_child(source); gb_p; gb_p = GB_nextChild(gb_p)) { |
---|
1492 | GB_TYPES type2 = (GB_TYPES)GB_TYPE(gb_p); |
---|
1493 | |
---|
1494 | key = GB_read_key_pntr(gb_p); |
---|
1495 | if (type2 == GB_DB) |
---|
1496 | { |
---|
1497 | gb_d = GB_create_container(dest,key); |
---|
1498 | gb_create_header_array((GBCONTAINER *)gb_d, ((GBCONTAINER *)gb_p)->d.size); |
---|
1499 | } |
---|
1500 | else |
---|
1501 | { |
---|
1502 | gb_d = GB_create(dest,key,type2); |
---|
1503 | } |
---|
1504 | |
---|
1505 | if (!gb_d) error = GB_await_error(); |
---|
1506 | else error = GB_copy_with_protection(gb_d, gb_p, copy_all_protections); |
---|
1507 | |
---|
1508 | if (error) break; |
---|
1509 | } |
---|
1510 | |
---|
1511 | destc->flags3 = sourcec->flags3; |
---|
1512 | break; |
---|
1513 | |
---|
1514 | default: |
---|
1515 | error = GB_export_error("GB_copy error unknown type"); |
---|
1516 | } |
---|
1517 | if (error) return error; |
---|
1518 | |
---|
1519 | gb_touch_entry(dest,gb_changed); |
---|
1520 | |
---|
1521 | dest->flags.security_read = source->flags.security_read; |
---|
1522 | if (copy_all_protections == GB_TRUE) { |
---|
1523 | dest->flags.security_write = source->flags.security_write; |
---|
1524 | dest->flags.security_delete = source->flags.security_delete; |
---|
1525 | } |
---|
1526 | |
---|
1527 | return 0; |
---|
1528 | } |
---|
1529 | |
---|
1530 | /******************************************************************************************** |
---|
1531 | Get all subfield names |
---|
1532 | ********************************************************************************************/ |
---|
1533 | |
---|
1534 | static char *gb_stpcpy(char *dest, const char *source) |
---|
1535 | { |
---|
1536 | while ((*dest++=*source++)) ; |
---|
1537 | return dest-1; /* return pointer to last copied character (which is \0) */ |
---|
1538 | } |
---|
1539 | |
---|
1540 | char* GB_get_subfields(GBDATA *gbd) |
---|
1541 | { |
---|
1542 | long type; |
---|
1543 | char *result = 0; |
---|
1544 | |
---|
1545 | GB_TEST_TRANSACTION(gbd); |
---|
1546 | type = GB_TYPE(gbd); |
---|
1547 | |
---|
1548 | if (type==GB_DB) { /* we are a container */ |
---|
1549 | GBCONTAINER *gbc = (GBCONTAINER*)gbd; |
---|
1550 | GBDATA *gbp; |
---|
1551 | int result_length = 0; |
---|
1552 | |
---|
1553 | if (gbc->flags2.folded_container) { |
---|
1554 | gb_unfold(gbc, -1, -1); |
---|
1555 | } |
---|
1556 | |
---|
1557 | for (gbp = GB_child(gbd); gbp; gbp = GB_nextChild(gbp)) { |
---|
1558 | const char *key = GB_read_key_pntr(gbp); |
---|
1559 | int keylen = strlen(key); |
---|
1560 | |
---|
1561 | if (result) { |
---|
1562 | char *neu_result = (char*)malloc(result_length+keylen+1+1); |
---|
1563 | |
---|
1564 | if (neu_result) { |
---|
1565 | char *p = gb_stpcpy(neu_result, result); |
---|
1566 | p = gb_stpcpy(p, key); |
---|
1567 | *p++ = ';'; |
---|
1568 | p[0] = 0; |
---|
1569 | |
---|
1570 | freeset(result, neu_result); |
---|
1571 | result_length += keylen+1; |
---|
1572 | } |
---|
1573 | else { |
---|
1574 | gb_assert(0); |
---|
1575 | } |
---|
1576 | } |
---|
1577 | else { |
---|
1578 | result = (char*)malloc(1+keylen+1+1); |
---|
1579 | result[0] = ';'; |
---|
1580 | strcpy(result+1, key); |
---|
1581 | result[keylen+1] = ';'; |
---|
1582 | result[keylen+2] = 0; |
---|
1583 | result_length = keylen+2; |
---|
1584 | } |
---|
1585 | } |
---|
1586 | } |
---|
1587 | else { |
---|
1588 | result = strdup(";"); |
---|
1589 | } |
---|
1590 | |
---|
1591 | return result; |
---|
1592 | } |
---|
1593 | |
---|
1594 | /******************************************************************************************** |
---|
1595 | Copy Data |
---|
1596 | ********************************************************************************************/ |
---|
1597 | GB_ERROR gb_set_compression(GBDATA *source) |
---|
1598 | { |
---|
1599 | long type; |
---|
1600 | GB_ERROR error = 0; |
---|
1601 | GBDATA *gb_p; |
---|
1602 | char *string; |
---|
1603 | |
---|
1604 | GB_TEST_TRANSACTION(source); |
---|
1605 | type = GB_TYPE(source); |
---|
1606 | |
---|
1607 | switch (type) { |
---|
1608 | case GB_STRING: |
---|
1609 | string = GB_read_string(source); |
---|
1610 | GB_write_string(source,""); |
---|
1611 | GB_write_string(source,string); |
---|
1612 | free(string); |
---|
1613 | break; |
---|
1614 | case GB_BITS: |
---|
1615 | case GB_BYTES: |
---|
1616 | case GB_INTS: |
---|
1617 | case GB_FLOATS: |
---|
1618 | break; |
---|
1619 | case GB_DB: |
---|
1620 | for (gb_p = GB_child(source); gb_p; gb_p = GB_nextChild(gb_p)) { |
---|
1621 | error = gb_set_compression(gb_p); |
---|
1622 | if (error) break; |
---|
1623 | } |
---|
1624 | break; |
---|
1625 | default: |
---|
1626 | break; |
---|
1627 | } |
---|
1628 | if (error) return error; |
---|
1629 | return 0; |
---|
1630 | } |
---|
1631 | |
---|
1632 | GB_ERROR GB_set_compression(GBDATA *gb_main, GB_COMPRESSION_MASK disable_compression){ |
---|
1633 | GB_MAIN_TYPE *Main = GB_MAIN(gb_main); |
---|
1634 | GB_ERROR error = 0; |
---|
1635 | if (Main->compression_mask == disable_compression) return 0; |
---|
1636 | Main->compression_mask = disable_compression; |
---|
1637 | #if 0 |
---|
1638 | GB_push_my_security(gb_main); |
---|
1639 | error = gb_set_compression(gb_main); |
---|
1640 | GB_pop_my_security(gb_main); |
---|
1641 | #endif |
---|
1642 | return error; |
---|
1643 | } |
---|
1644 | |
---|
1645 | |
---|
1646 | |
---|
1647 | /******************************************************************************************** |
---|
1648 | TEMPORARY |
---|
1649 | ********************************************************************************************/ |
---|
1650 | |
---|
1651 | |
---|
1652 | /** if the temporary flag is set, then that entry (including all subentries) will not be saved*/ |
---|
1653 | GB_ERROR GB_set_temporary(GBDATA *gbd) |
---|
1654 | { |
---|
1655 | GB_TEST_TRANSACTION(gbd); |
---|
1656 | if (GB_GET_SECURITY_DELETE(gbd)>GB_MAIN(gbd)->security_level) |
---|
1657 | return GB_export_errorf("Security error in GB_set_temporary: %s",GB_read_key_pntr(gbd)); |
---|
1658 | gbd->flags.temporary = 1; |
---|
1659 | gb_touch_entry(gbd,gb_changed); |
---|
1660 | return 0; |
---|
1661 | } |
---|
1662 | |
---|
1663 | /** enable save */ |
---|
1664 | GB_ERROR GB_clear_temporary(GBDATA *gbd) |
---|
1665 | { |
---|
1666 | GB_TEST_TRANSACTION(gbd); |
---|
1667 | gbd->flags.temporary = 0; |
---|
1668 | gb_touch_entry(gbd,gb_changed); |
---|
1669 | return 0; |
---|
1670 | } |
---|
1671 | |
---|
1672 | GB_BOOL GB_is_temporary(GBDATA *gbd) { |
---|
1673 | GB_TEST_TRANSACTION(gbd); |
---|
1674 | return (long)gbd->flags.temporary; |
---|
1675 | } |
---|
1676 | |
---|
1677 | GB_BOOL GB_in_temporary_branch(GBDATA *gbd) { |
---|
1678 | // returns true, if 'gbd' is member of a temporary subtree |
---|
1679 | |
---|
1680 | if (GB_is_temporary(gbd)) return GB_TRUE; |
---|
1681 | |
---|
1682 | GBDATA *gb_parent = GB_get_father(gbd); |
---|
1683 | if (!gb_parent) return GB_FALSE; |
---|
1684 | |
---|
1685 | return GB_in_temporary_branch(gb_parent); |
---|
1686 | } |
---|
1687 | |
---|
1688 | |
---|
1689 | /******************************************************************************************** |
---|
1690 | TRANSACTIONS |
---|
1691 | ********************************************************************************************/ |
---|
1692 | |
---|
1693 | GB_ERROR GB_push_local_transaction(GBDATA *gbd) { |
---|
1694 | /* Starts a read only transaction !!; |
---|
1695 | be sure that all data is cached |
---|
1696 | be extremely careful !!!!! */ |
---|
1697 | |
---|
1698 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1699 | if (Main->transaction>0) { |
---|
1700 | return GB_push_transaction(gbd); |
---|
1701 | } |
---|
1702 | Main->transaction --; |
---|
1703 | return 0; |
---|
1704 | } |
---|
1705 | |
---|
1706 | GB_ERROR GB_pop_local_transaction(GBDATA *gbd) { |
---|
1707 | /* Stops a read only transaction !!; be sure that all data is cached !!!!! */ |
---|
1708 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1709 | if (Main->transaction>0){ |
---|
1710 | return GB_pop_transaction(gbd); |
---|
1711 | } |
---|
1712 | Main->transaction ++; |
---|
1713 | return 0; |
---|
1714 | } |
---|
1715 | |
---|
1716 | /* |
---|
1717 | * recommended transaction usage: |
---|
1718 | * ------------------------------ |
---|
1719 | * |
---|
1720 | * GB_ERROR myFunc() { |
---|
1721 | * GB_ERROR error = GB_push_transaction(gbd); |
---|
1722 | * if (!error) { |
---|
1723 | * error = ...; |
---|
1724 | * } |
---|
1725 | * return GB_end_transaction(gbd, error); |
---|
1726 | * } |
---|
1727 | * |
---|
1728 | * void myFunc() { |
---|
1729 | * GB_ERROR error = GB_push_transaction(gbd); |
---|
1730 | * if (!error) { |
---|
1731 | * error = ...; |
---|
1732 | * } |
---|
1733 | * GB_end_transaction_show_error(gbd, error, aw_message); |
---|
1734 | * } |
---|
1735 | */ |
---|
1736 | |
---|
1737 | GB_ERROR GB_push_transaction(GBDATA *gbd){ |
---|
1738 | /* start a transaction if no transaction is running */ |
---|
1739 | |
---|
1740 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1741 | GB_ERROR error = 0; |
---|
1742 | |
---|
1743 | if (Main->transaction == 0) error = GB_begin_transaction(gbd); |
---|
1744 | else if (Main->transaction>0) Main->transaction++; |
---|
1745 | // Main->transaction<0 is "no transaction mode" |
---|
1746 | |
---|
1747 | return error; |
---|
1748 | } |
---|
1749 | |
---|
1750 | GB_ERROR GB_pop_transaction(GBDATA *gbd) { |
---|
1751 | GB_ERROR error; |
---|
1752 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1753 | if (Main->transaction==0) { |
---|
1754 | error = GB_export_error("Pop without push"); |
---|
1755 | GB_internal_error(error); |
---|
1756 | return error; |
---|
1757 | } |
---|
1758 | if (Main->transaction<0) return 0; /* no transaction mode */ |
---|
1759 | if (Main->transaction==1){ |
---|
1760 | return GB_commit_transaction(gbd); |
---|
1761 | }else{ |
---|
1762 | Main->transaction--; |
---|
1763 | } |
---|
1764 | return 0; |
---|
1765 | } |
---|
1766 | |
---|
1767 | GB_ERROR GB_begin_transaction(GBDATA *gbd) { |
---|
1768 | // better use GB_push_transaction() |
---|
1769 | |
---|
1770 | GB_ERROR error; |
---|
1771 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1772 | gbd = (GBDATA *)Main->data; |
---|
1773 | if (Main->transaction>0) { |
---|
1774 | error = GB_export_errorf("GB_begin_transaction called %i !!!", |
---|
1775 | Main->transaction); |
---|
1776 | GB_internal_error(error); |
---|
1777 | return GB_push_transaction(gbd); |
---|
1778 | } |
---|
1779 | if (Main->transaction<0) return 0; |
---|
1780 | Main->transaction = 1; |
---|
1781 | Main->aborted_transaction = 0; |
---|
1782 | if (!Main->local_mode){ |
---|
1783 | error = gbcmc_begin_transaction(gbd); |
---|
1784 | if (error) return error; |
---|
1785 | error = gb_commit_transaction_local_rek(gbd,0,0); /* init structures */ |
---|
1786 | gb_untouch_children((GBCONTAINER *)gbd); |
---|
1787 | gb_untouch_me(gbd); |
---|
1788 | if (error) return error; |
---|
1789 | } |
---|
1790 | |
---|
1791 | /* do all callbacks |
---|
1792 | * cb that change the db are no problem, because it's the beginning of a ta |
---|
1793 | */ |
---|
1794 | gb_do_callback_list(Main); |
---|
1795 | |
---|
1796 | Main->clock ++; |
---|
1797 | return 0; |
---|
1798 | } |
---|
1799 | |
---|
1800 | GB_ERROR gb_init_transaction(GBCONTAINER *gbd) /* the first transaction ever */ |
---|
1801 | { |
---|
1802 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1803 | GB_ERROR error; |
---|
1804 | |
---|
1805 | Main->transaction = 1; |
---|
1806 | |
---|
1807 | error = gbcmc_init_transaction(Main->data); |
---|
1808 | if (!error) Main->clock ++; |
---|
1809 | |
---|
1810 | return error; |
---|
1811 | } |
---|
1812 | |
---|
1813 | GB_ERROR GB_no_transaction(GBDATA *gbd) |
---|
1814 | { |
---|
1815 | GB_ERROR error; |
---|
1816 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1817 | if (!Main->local_mode) { |
---|
1818 | error = GB_export_error("Tried to disable transactions in a client"); |
---|
1819 | GB_internal_error(error); |
---|
1820 | return 0; |
---|
1821 | } |
---|
1822 | Main->transaction = -1; |
---|
1823 | return 0; |
---|
1824 | } |
---|
1825 | |
---|
1826 | GB_ERROR GB_abort_transaction(GBDATA *gbd) |
---|
1827 | { |
---|
1828 | GB_ERROR error; |
---|
1829 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1830 | gbd = (GBDATA *)Main->data; |
---|
1831 | if (Main->transaction<=0) { |
---|
1832 | GB_internal_error("No running Transaction"); |
---|
1833 | return GB_export_error("GB_abort_transaction: No running Transaction"); |
---|
1834 | } |
---|
1835 | if (Main->transaction>1) { |
---|
1836 | Main->aborted_transaction = 1; |
---|
1837 | return GB_pop_transaction(gbd); |
---|
1838 | } |
---|
1839 | |
---|
1840 | gb_abort_transaction_local_rek(gbd,0); |
---|
1841 | if (!Main->local_mode){ |
---|
1842 | error = gbcmc_abort_transaction(gbd); |
---|
1843 | if (error) return error; |
---|
1844 | } |
---|
1845 | Main->clock--; |
---|
1846 | gb_do_callback_list(Main); /* do all callbacks */ |
---|
1847 | Main->transaction = 0; |
---|
1848 | gb_untouch_children((GBCONTAINER *)gbd); |
---|
1849 | gb_untouch_me(gbd); |
---|
1850 | return 0; |
---|
1851 | } |
---|
1852 | |
---|
1853 | GB_ERROR GB_commit_transaction(GBDATA *gbd) { |
---|
1854 | GB_ERROR error = 0; |
---|
1855 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1856 | GB_CHANGED flag; |
---|
1857 | |
---|
1858 | gbd = (GBDATA *)Main->data; |
---|
1859 | if (!Main->transaction) { |
---|
1860 | error = GB_export_error("GB_commit_transaction: No running Transaction"); |
---|
1861 | GB_internal_error(error); |
---|
1862 | return error; |
---|
1863 | } |
---|
1864 | if (Main->transaction>1){ |
---|
1865 | GB_internal_error("Running GB_commit_transaction not at root transaction level"); |
---|
1866 | return GB_pop_transaction(gbd); |
---|
1867 | } |
---|
1868 | if (Main->aborted_transaction) { |
---|
1869 | Main->aborted_transaction = 0; |
---|
1870 | return GB_abort_transaction(gbd); |
---|
1871 | } |
---|
1872 | if (Main->local_mode) { |
---|
1873 | char *error1 = gb_set_undo_sync(gbd); |
---|
1874 | while(1){ |
---|
1875 | flag = (GB_CHANGED)GB_ARRAY_FLAGS(gbd).changed; |
---|
1876 | if (!flag) break; /* nothing to do */ |
---|
1877 | error = gb_commit_transaction_local_rek(gbd,0,0); |
---|
1878 | gb_untouch_children((GBCONTAINER *)gbd); |
---|
1879 | gb_untouch_me(gbd); |
---|
1880 | if (error) break; |
---|
1881 | gb_do_callback_list(Main); /* do all callbacks */ |
---|
1882 | } |
---|
1883 | gb_disable_undo(gbd); |
---|
1884 | if(error1){ |
---|
1885 | Main->transaction = 0; |
---|
1886 | return error; |
---|
1887 | } |
---|
1888 | }else{ |
---|
1889 | gb_disable_undo(gbd); |
---|
1890 | while(1){ |
---|
1891 | flag = (GB_CHANGED)GB_ARRAY_FLAGS(gbd).changed; |
---|
1892 | if (!flag) break; /* nothing to do */ |
---|
1893 | |
---|
1894 | error = gbcmc_begin_sendupdate(gbd); if (error) break; |
---|
1895 | error = gb_commit_transaction_local_rek(gbd,1,0); if (error) break; |
---|
1896 | error = gbcmc_end_sendupdate(gbd); if (error) break; |
---|
1897 | |
---|
1898 | gb_untouch_children((GBCONTAINER *)gbd); |
---|
1899 | gb_untouch_me(gbd); |
---|
1900 | gb_do_callback_list(Main); /* do all callbacks */ |
---|
1901 | } |
---|
1902 | if (!error) error = gbcmc_commit_transaction(gbd); |
---|
1903 | |
---|
1904 | } |
---|
1905 | Main->transaction = 0; |
---|
1906 | if (error) return error; |
---|
1907 | return 0; |
---|
1908 | } |
---|
1909 | |
---|
1910 | GB_ERROR GB_end_transaction(GBDATA *gbd, GB_ERROR error) { |
---|
1911 | if (error) GB_abort_transaction(gbd); |
---|
1912 | else error = GB_pop_transaction(gbd); |
---|
1913 | return error; |
---|
1914 | } |
---|
1915 | |
---|
1916 | void GB_end_transaction_show_error(GBDATA *gbd, GB_ERROR error, void (*error_handler)(GB_ERROR)) { |
---|
1917 | error = GB_end_transaction(gbd, error); |
---|
1918 | if (error) error_handler(error); |
---|
1919 | } |
---|
1920 | |
---|
1921 | int GB_get_transaction_level(GBDATA *gbd) { |
---|
1922 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1923 | return Main->transaction; |
---|
1924 | } |
---|
1925 | |
---|
1926 | /******************************************************************************************** |
---|
1927 | Send updated data to server (for GB_release) |
---|
1928 | ********************************************************************************************/ |
---|
1929 | GB_ERROR GB_update_server(GBDATA *gbd) |
---|
1930 | { |
---|
1931 | GB_ERROR error; |
---|
1932 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1933 | GBDATA *gb_main = (GBDATA *)Main->data; |
---|
1934 | struct gb_callback_list *cbl_old = Main->cbl_last; |
---|
1935 | if (!Main->transaction) { |
---|
1936 | error = GB_export_error("GB_update_server: No running Transaction"); |
---|
1937 | GB_internal_error(error); |
---|
1938 | return error; |
---|
1939 | } |
---|
1940 | if (Main->local_mode){ |
---|
1941 | return GB_export_error("You cannot update the server as you are the server yourself"); |
---|
1942 | } |
---|
1943 | |
---|
1944 | error = gbcmc_begin_sendupdate(gb_main); |
---|
1945 | if (error) return error; |
---|
1946 | error = gb_commit_transaction_local_rek(gbd,2,0); |
---|
1947 | if (error) return error; |
---|
1948 | error = gbcmc_end_sendupdate(gb_main); |
---|
1949 | if (error) return error; |
---|
1950 | if (cbl_old != Main->cbl_last){ |
---|
1951 | GB_internal_error("GB_update_server produced a callback, this is not allowed"); |
---|
1952 | } |
---|
1953 | /* gb_do_callback_list(gbd); do all callbacks */ |
---|
1954 | return 0; |
---|
1955 | } |
---|
1956 | /******************************************************************************************** |
---|
1957 | CALLBACKS |
---|
1958 | ********************************************************************************************/ |
---|
1959 | |
---|
1960 | GB_ERROR gb_add_changed_callback_list(GBDATA *gbd,struct gb_transaction_save *old, GB_CB_TYPE gbtype, GB_CB func, int *clientdata) |
---|
1961 | { |
---|
1962 | struct gb_callback_list *cbl; |
---|
1963 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1964 | cbl = (struct gb_callback_list *)gbm_get_mem(sizeof(struct gb_callback_list),GBM_CB_INDEX); |
---|
1965 | if (Main->cbl){ |
---|
1966 | Main->cbl_last->next = cbl; |
---|
1967 | }else{ |
---|
1968 | Main->cbl = cbl; |
---|
1969 | } |
---|
1970 | Main->cbl_last = cbl; |
---|
1971 | cbl->clientdata = clientdata; |
---|
1972 | cbl->func = func; |
---|
1973 | cbl->gbd = gbd; |
---|
1974 | cbl->type = gbtype; |
---|
1975 | gb_add_ref_gb_transaction_save(old); |
---|
1976 | cbl->old = old; |
---|
1977 | |
---|
1978 | return 0; |
---|
1979 | } |
---|
1980 | |
---|
1981 | GB_ERROR gb_add_delete_callback_list(GBDATA *gbd,struct gb_transaction_save *old, GB_CB func, int *clientdata) |
---|
1982 | { |
---|
1983 | struct gb_callback_list *cbl; |
---|
1984 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
1985 | cbl = (struct gb_callback_list *)gbm_get_mem(sizeof(struct gb_callback_list),GBM_CB_INDEX); |
---|
1986 | if (Main->cbld){ |
---|
1987 | Main->cbld_last->next = cbl; |
---|
1988 | }else{ |
---|
1989 | Main->cbld = cbl; |
---|
1990 | } |
---|
1991 | Main->cbld_last = cbl; |
---|
1992 | cbl->clientdata = clientdata; |
---|
1993 | cbl->func = func; |
---|
1994 | cbl->gbd = gbd; |
---|
1995 | cbl->type = GB_CB_DELETE; |
---|
1996 | if (old) gb_add_ref_gb_transaction_save(old); |
---|
1997 | cbl->old = old; |
---|
1998 | return 0; |
---|
1999 | } |
---|
2000 | |
---|
2001 | static struct gb_callback_list *g_b_old_callback_list = NULL; // points to callback during callback (NULL otherwise) |
---|
2002 | static GB_MAIN_TYPE *g_b_old_main = NULL; // points to DB root during callback (NULL otherwise) |
---|
2003 | |
---|
2004 | GB_ERROR gb_do_callback_list(GB_MAIN_TYPE *Main) { |
---|
2005 | struct gb_callback_list *cbl,*cbl_next; |
---|
2006 | g_b_old_main = Main; |
---|
2007 | |
---|
2008 | /* first all delete callbacks: */ |
---|
2009 | for (cbl = Main->cbld; cbl ; cbl = cbl_next){ |
---|
2010 | g_b_old_callback_list = cbl; |
---|
2011 | cbl->func(cbl->gbd,cbl->clientdata, GB_CB_DELETE); |
---|
2012 | cbl_next = cbl->next; |
---|
2013 | g_b_old_callback_list = NULL; |
---|
2014 | gb_del_ref_gb_transaction_save(cbl->old); |
---|
2015 | gbm_free_mem((char *)cbl,sizeof(struct gb_callback_list),GBM_CB_INDEX); |
---|
2016 | } |
---|
2017 | |
---|
2018 | Main->cbld_last = NULL; |
---|
2019 | Main->cbld = NULL; |
---|
2020 | |
---|
2021 | /* then all update callbacks: */ |
---|
2022 | for (cbl = Main->cbl; cbl ; cbl = cbl_next){ |
---|
2023 | g_b_old_callback_list = cbl; |
---|
2024 | cbl->func(cbl->gbd,cbl->clientdata, cbl->type); |
---|
2025 | cbl_next = cbl->next; |
---|
2026 | g_b_old_callback_list = NULL; |
---|
2027 | gb_del_ref_gb_transaction_save(cbl->old); |
---|
2028 | gbm_free_mem((char *)cbl,sizeof(struct gb_callback_list),GBM_CB_INDEX); |
---|
2029 | } |
---|
2030 | |
---|
2031 | g_b_old_main = NULL; |
---|
2032 | Main->cbl_last = NULL; |
---|
2033 | Main->cbl = NULL; |
---|
2034 | |
---|
2035 | return 0; |
---|
2036 | } |
---|
2037 | |
---|
2038 | GB_MAIN_TYPE *gb_get_main_during_cb() { |
---|
2039 | /* if inside a callback, return the DB root of the DB element, the callback was called for. |
---|
2040 | * if not inside a callback, return NULL. |
---|
2041 | */ |
---|
2042 | return g_b_old_main; |
---|
2043 | } |
---|
2044 | |
---|
2045 | NOT4PERL GB_BOOL GB_inside_callback(GBDATA *of_gbd, enum gb_call_back_type cbtype) { |
---|
2046 | GB_MAIN_TYPE *Main = gb_get_main_during_cb(); |
---|
2047 | GB_BOOL inside = GB_FALSE; |
---|
2048 | |
---|
2049 | if (Main) { // inside a callback |
---|
2050 | gb_assert(g_b_old_callback_list); |
---|
2051 | if (g_b_old_callback_list->gbd == of_gbd) { |
---|
2052 | GB_CB_TYPE curr_cbtype; |
---|
2053 | if (Main->cbld) { // delete callbacks were not all performed yet |
---|
2054 | // -> current callback is a delete callback |
---|
2055 | curr_cbtype = g_b_old_callback_list->type & GB_CB_DELETE; |
---|
2056 | } |
---|
2057 | else { |
---|
2058 | gb_assert(Main->cbl); // change callback |
---|
2059 | curr_cbtype = g_b_old_callback_list->type & (GB_CB_ALL-GB_CB_DELETE); |
---|
2060 | } |
---|
2061 | gb_assert(curr_cbtype != GB_CB_NONE); // wtf!? are we inside callback or not? |
---|
2062 | |
---|
2063 | if ((cbtype&curr_cbtype) != GB_CB_NONE) { |
---|
2064 | inside = GB_TRUE; |
---|
2065 | } |
---|
2066 | } |
---|
2067 | } |
---|
2068 | |
---|
2069 | return inside; |
---|
2070 | } |
---|
2071 | |
---|
2072 | GBDATA *GB_get_gb_main_during_cb() { |
---|
2073 | GBDATA *gb_main = NULL; |
---|
2074 | GB_MAIN_TYPE *Main = gb_get_main_during_cb(); |
---|
2075 | |
---|
2076 | if (Main) { // inside callback |
---|
2077 | if (!GB_inside_callback((GBDATA*)Main->data, GB_CB_DELETE)) { // main is not deleted |
---|
2078 | gb_main = (GBDATA*)Main->data; |
---|
2079 | } |
---|
2080 | } |
---|
2081 | return gb_main; |
---|
2082 | } |
---|
2083 | |
---|
2084 | |
---|
2085 | |
---|
2086 | GB_CSTR gb_read_pntr_ts(GBDATA *gbd, struct gb_transaction_save *ts){ |
---|
2087 | int type = GB_TYPE_TS(ts); |
---|
2088 | const char *data = GB_GETDATA_TS(ts); |
---|
2089 | if (data) { |
---|
2090 | if (ts->flags.compressed_data) { /* uncompressed data return pntr to database entry */ |
---|
2091 | long size = GB_GETSIZE_TS(ts) * gb_convert_type_2_sizeof[type] + gb_convert_type_2_appendix_size[type]; |
---|
2092 | data = gb_uncompress_data(gbd,data,size); |
---|
2093 | } |
---|
2094 | } |
---|
2095 | return data; |
---|
2096 | } |
---|
2097 | |
---|
2098 | /* get last array value in callbacks */ |
---|
2099 | NOT4PERL const void *GB_read_old_value(){ |
---|
2100 | char *data; |
---|
2101 | |
---|
2102 | if (!g_b_old_callback_list) { |
---|
2103 | GB_export_error("You cannot call GB_read_old_value outside a ARBDB callback"); |
---|
2104 | return NULL; |
---|
2105 | } |
---|
2106 | if (!g_b_old_callback_list->old) { |
---|
2107 | GB_export_error("No old value available in GB_read_old_value"); |
---|
2108 | return NULL; |
---|
2109 | } |
---|
2110 | data = GB_GETDATA_TS(g_b_old_callback_list->old); |
---|
2111 | if (!data) return NULL; |
---|
2112 | |
---|
2113 | return gb_read_pntr_ts(g_b_old_callback_list->gbd, g_b_old_callback_list->old); |
---|
2114 | } |
---|
2115 | /* same for size */ |
---|
2116 | long GB_read_old_size(){ |
---|
2117 | if (!g_b_old_callback_list) { |
---|
2118 | GB_export_error("You cannot call GB_read_old_size outside a ARBDB callback"); |
---|
2119 | return -1; |
---|
2120 | } |
---|
2121 | if (!g_b_old_callback_list->old) { |
---|
2122 | GB_export_error("No old value available in GB_read_old_size"); |
---|
2123 | return -1; |
---|
2124 | } |
---|
2125 | return GB_GETSIZE_TS(g_b_old_callback_list->old); |
---|
2126 | } |
---|
2127 | |
---|
2128 | /******************************************************************************************** |
---|
2129 | CALLBACKS |
---|
2130 | ********************************************************************************************/ |
---|
2131 | |
---|
2132 | char *GB_get_callback_info(GBDATA *gbd) { |
---|
2133 | /* returns human-readable information about callbacks of 'gbd' or 0 */ |
---|
2134 | char *result = 0; |
---|
2135 | if (gbd->ext) { |
---|
2136 | struct gb_callback *cb = gbd->ext->callback; |
---|
2137 | while (cb) { |
---|
2138 | char *cb_info = GBS_global_string_copy("func=%p type=%i clientdata=%p priority=%i", |
---|
2139 | (void*)cb->func, cb->type, cb->clientdata, cb->priority); |
---|
2140 | if (result) { |
---|
2141 | char *new_result = GBS_global_string_copy("%s\n%s", result, cb_info); |
---|
2142 | free(result); |
---|
2143 | free(cb_info); |
---|
2144 | result = new_result; |
---|
2145 | } |
---|
2146 | else { |
---|
2147 | result = cb_info; |
---|
2148 | } |
---|
2149 | cb = cb->next; |
---|
2150 | } |
---|
2151 | } |
---|
2152 | |
---|
2153 | return result; |
---|
2154 | } |
---|
2155 | |
---|
2156 | GB_ERROR GB_add_priority_callback(GBDATA *gbd, enum gb_call_back_type type, GB_CB func, int *clientdata, int priority) { |
---|
2157 | /* Adds a callback to a DB entry. |
---|
2158 | * |
---|
2159 | * Callbacks with smaller priority values get executed before bigger priority values. |
---|
2160 | * |
---|
2161 | * Be careful when writing GB_CB_DELETE callbacks, there is a severe restriction: |
---|
2162 | * |
---|
2163 | * - the DB element may already be freed. The pointer is still pointing to the original |
---|
2164 | * location, so you can use it to identify the DB element, but you cannot dereference |
---|
2165 | * it under all circumstances. |
---|
2166 | * |
---|
2167 | * ARBDB internal delete-callbacks may use gb_get_main_during_cb() to access the DB root. |
---|
2168 | * See also: GB_get_gb_main_during_cb() |
---|
2169 | */ |
---|
2170 | |
---|
2171 | struct gb_callback *cb; |
---|
2172 | |
---|
2173 | #if defined(DEBUG) |
---|
2174 | if (GB_inside_callback(gbd, GB_CB_DELETE)) { |
---|
2175 | printf("Warning: GB_add_priority_callback called inside delete-callback of gbd (gbd may already be freed)\n"); |
---|
2176 | #if defined(DEVEL_RALF) |
---|
2177 | gb_assert(0); // fix callback-handling (never modify callbacks from inside delete callbacks) |
---|
2178 | #endif /* DEVEL_RALF */ |
---|
2179 | } |
---|
2180 | #endif /* DEBUG */ |
---|
2181 | |
---|
2182 | GB_TEST_TRANSACTION(gbd); // may return error |
---|
2183 | GB_CREATE_EXT(gbd); |
---|
2184 | cb = (struct gb_callback *)gbm_get_mem(sizeof(struct gb_callback),GB_GBM_INDEX(gbd)); |
---|
2185 | |
---|
2186 | if (gbd->ext->callback) { |
---|
2187 | struct gb_callback *prev = 0; |
---|
2188 | struct gb_callback *curr = gbd->ext->callback; |
---|
2189 | |
---|
2190 | while (curr) { |
---|
2191 | if (priority <= curr->priority) { |
---|
2192 | // wanted priority is lower -> insert here |
---|
2193 | break; |
---|
2194 | } |
---|
2195 | |
---|
2196 | #if defined(DEVEL_RALF) |
---|
2197 | // test if callback already was added (every callback shall only exist once). see below. |
---|
2198 | gb_assert((curr->func != func) || (curr->clientdata != clientdata) || (curr->type != type )); |
---|
2199 | #endif /* DEVEL_RALF */ |
---|
2200 | |
---|
2201 | prev = curr; |
---|
2202 | curr = curr->next; |
---|
2203 | } |
---|
2204 | |
---|
2205 | if (prev) { prev->next = cb; } |
---|
2206 | else { gbd->ext->callback = cb; } |
---|
2207 | |
---|
2208 | cb->next = curr; |
---|
2209 | } |
---|
2210 | else { |
---|
2211 | cb->next = 0; |
---|
2212 | gbd->ext->callback = cb; |
---|
2213 | } |
---|
2214 | |
---|
2215 | cb->type = type; |
---|
2216 | cb->clientdata = clientdata; |
---|
2217 | cb->func = func; |
---|
2218 | cb->priority = priority; |
---|
2219 | |
---|
2220 | #if defined(DEVEL_RALF) |
---|
2221 | #if defined(DEBUG) |
---|
2222 | // test if callback already was added (every callback shall only exist once) |
---|
2223 | // maybe you like to use GB_ensure_callback instead of GB_add_callback |
---|
2224 | while (cb->next) { |
---|
2225 | cb = cb->next; |
---|
2226 | gb_assert((cb->func != func) || (cb->clientdata != clientdata) || (cb->type != type )); |
---|
2227 | } |
---|
2228 | #endif /* DEBUG */ |
---|
2229 | #endif /* DEVEL_RALF */ |
---|
2230 | |
---|
2231 | return 0; |
---|
2232 | } |
---|
2233 | |
---|
2234 | GB_ERROR GB_add_callback(GBDATA *gbd, enum gb_call_back_type type, GB_CB func, int *clientdata) { |
---|
2235 | return GB_add_priority_callback(gbd, type, func, clientdata, 5); // use default priority 5 |
---|
2236 | } |
---|
2237 | |
---|
2238 | static void gb_remove_callback(GBDATA *gbd, enum gb_call_back_type type, GB_CB func, int *clientdata, GB_BOOL cd_should_match) { |
---|
2239 | GB_BOOL removed = GB_FALSE; |
---|
2240 | GB_BOOL exactly_one = cd_should_match; // remove exactly one callback |
---|
2241 | |
---|
2242 | #if defined(DEBUG) |
---|
2243 | if (GB_inside_callback(gbd, GB_CB_DELETE)) { |
---|
2244 | printf("Warning: gb_remove_callback called inside delete-callback of gbd (gbd may already be freed)\n"); |
---|
2245 | #if defined(DEVEL_RALF) |
---|
2246 | gb_assert(0); // fix callback-handling (never modify callbacks from inside delete callbacks) |
---|
2247 | #endif /* DEVEL_RALF */ |
---|
2248 | } |
---|
2249 | #endif /* DEBUG */ |
---|
2250 | |
---|
2251 | if (gbd->ext) { |
---|
2252 | struct gb_callback **cb_ptr = &gbd->ext->callback; |
---|
2253 | struct gb_callback *cb; |
---|
2254 | short prev_running = 0; |
---|
2255 | |
---|
2256 | for (cb = *cb_ptr; cb; cb = *cb_ptr) { |
---|
2257 | short this_running = cb->running; |
---|
2258 | |
---|
2259 | if ((cb->func == func) && |
---|
2260 | (cb->type == type ) && |
---|
2261 | (cb->clientdata == clientdata || !cd_should_match)) |
---|
2262 | { |
---|
2263 | if (prev_running || cb->running) { |
---|
2264 | // if the previous callback in list or the callback itself is running (in "no transaction mode") |
---|
2265 | // the callback cannot be removed (see gb_do_callbacks) |
---|
2266 | GBK_terminate("gb_remove_callback: tried to remove currently running callback"); |
---|
2267 | } |
---|
2268 | |
---|
2269 | *cb_ptr = cb->next; |
---|
2270 | gbm_free_mem((char *)cb,sizeof(struct gb_callback),GB_GBM_INDEX(gbd)); |
---|
2271 | removed = GB_TRUE; |
---|
2272 | if (exactly_one) break; |
---|
2273 | } |
---|
2274 | else { |
---|
2275 | cb_ptr = &cb->next; |
---|
2276 | } |
---|
2277 | prev_running = this_running; |
---|
2278 | } |
---|
2279 | } |
---|
2280 | } |
---|
2281 | |
---|
2282 | void GB_remove_callback(GBDATA *gbd, enum gb_call_back_type type, GB_CB func, int *clientdata) { |
---|
2283 | // remove specific callback (type, func and clientdata must match) |
---|
2284 | gb_remove_callback(gbd, type, func, clientdata, GB_TRUE); |
---|
2285 | } |
---|
2286 | |
---|
2287 | void GB_remove_all_callbacks_to(GBDATA *gbd, enum gb_call_back_type type, GB_CB func) { |
---|
2288 | // removes all callbacks 'func' bound to 'gbd' with 'type' |
---|
2289 | gb_remove_callback(gbd, type, func, 0, GB_FALSE); |
---|
2290 | } |
---|
2291 | |
---|
2292 | GB_ERROR GB_ensure_callback(GBDATA *gbd, enum gb_call_back_type type, GB_CB func, int *clientdata) { |
---|
2293 | struct gb_callback *cb; |
---|
2294 | for (cb = GB_GET_EXT_CALLBACKS(gbd); cb; cb = cb->next) { |
---|
2295 | if ((cb->func == func) && (cb->clientdata == clientdata) && (cb->type == type )) { |
---|
2296 | return NULL; /* already in cb list */ |
---|
2297 | } |
---|
2298 | } |
---|
2299 | return GB_add_callback(gbd,type,func,clientdata); |
---|
2300 | } |
---|
2301 | |
---|
2302 | /******************************************************************************************** |
---|
2303 | RELEASE |
---|
2304 | free cached data in a client, no pointers in the freed region are allowed |
---|
2305 | ********************************************************************************************/ |
---|
2306 | GB_ERROR GB_release(GBDATA *gbd){ |
---|
2307 | GBCONTAINER *gbc; |
---|
2308 | GBDATA *gb; |
---|
2309 | int index; |
---|
2310 | GB_MAIN_TYPE *Main = GB_MAIN(gbd); |
---|
2311 | |
---|
2312 | GB_TEST_TRANSACTION(gbd); |
---|
2313 | if (Main->local_mode) return 0; |
---|
2314 | if (GB_ARRAY_FLAGS(gbd).changed &&!gbd->flags2.update_in_server) { |
---|
2315 | GB_update_server(gbd); |
---|
2316 | } |
---|
2317 | if (GB_TYPE(gbd) != GB_DB) { |
---|
2318 | GB_ERROR error = GB_export_errorf("You cannot release non container (%s)", |
---|
2319 | GB_read_key_pntr(gbd)); |
---|
2320 | GB_internal_error(error); |
---|
2321 | return error; |
---|
2322 | } |
---|
2323 | if (gbd->flags2.folded_container) return 0; |
---|
2324 | gbc = (GBCONTAINER *)gbd; |
---|
2325 | |
---|
2326 | for (index = 0; index < gbc->d.nheader; index++) { |
---|
2327 | if ( (gb = GBCONTAINER_ELEM(gbc,index)) ) { |
---|
2328 | gb_delete_entry(&gb); |
---|
2329 | } |
---|
2330 | } |
---|
2331 | |
---|
2332 | gbc->flags2.folded_container = 1; |
---|
2333 | gb_do_callback_list(Main); /* do all callbacks */ |
---|
2334 | return 0; |
---|
2335 | } |
---|
2336 | /******************************************************************************************** |
---|
2337 | test local |
---|
2338 | test whether data is available in local data |
---|
2339 | !!! important for callbacks, because only testlocal tested data is available |
---|
2340 | ********************************************************************************************/ |
---|
2341 | |
---|
2342 | int GB_testlocal(GBDATA *gbd) |
---|
2343 | { |
---|
2344 | if (GB_TYPE(gbd) != GB_DB) { |
---|
2345 | return 1; /* all non containers are available */ |
---|
2346 | } |
---|
2347 | if (GB_MAIN(gbd)->local_mode) return 1; |
---|
2348 | if (gbd->flags2.folded_container) return 0; |
---|
2349 | return 1; |
---|
2350 | } |
---|
2351 | /******************************************************************************************** |
---|
2352 | some information about sons |
---|
2353 | ********************************************************************************************/ |
---|
2354 | |
---|
2355 | int GB_nsons(GBDATA *gbd) { |
---|
2356 | if (GB_TYPE(gbd) != GB_DB) { |
---|
2357 | return 0; /* all non containers are available */ |
---|
2358 | } |
---|
2359 | return ((GBCONTAINER *)gbd)->d.size; |
---|
2360 | } |
---|
2361 | |
---|
2362 | void GB_disable_quicksave(GBDATA *gbd,const char *reason) { |
---|
2363 | freedup(GB_MAIN(gbd)->qs.quick_save_disabled, reason); |
---|
2364 | } |
---|
2365 | /******************************************************************************************** |
---|
2366 | Resort data base |
---|
2367 | ********************************************************************************************/ |
---|
2368 | |
---|
2369 | GB_ERROR GB_resort_data_base(GBDATA *gb_main, GBDATA **new_order_list, long listsize) |
---|
2370 | { |
---|
2371 | long new_index; |
---|
2372 | GBCONTAINER *father; |
---|
2373 | struct gb_header_list_struct *hl, h; |
---|
2374 | |
---|
2375 | if (GB_read_clients(gb_main)<0) |
---|
2376 | return GB_export_error("Sorry: this program is not the arbdb server, you cannot resort your data"); |
---|
2377 | |
---|
2378 | if (GB_read_clients(gb_main)>0) |
---|
2379 | return GB_export_errorf("There are %li clients (editors, tree programs) connected to this server,\n" |
---|
2380 | "please close clients and rerun operation", |
---|
2381 | GB_read_clients(gb_main)); |
---|
2382 | |
---|
2383 | if (listsize <=0) return 0; |
---|
2384 | |
---|
2385 | father = GB_FATHER(new_order_list[0]); |
---|
2386 | GB_disable_quicksave(gb_main,"some entries in the database got a new order"); |
---|
2387 | hl = GB_DATA_LIST_HEADER(father->d); |
---|
2388 | |
---|
2389 | for (new_index= 0 ; new_index< listsize; new_index++ ) |
---|
2390 | { |
---|
2391 | long old_index = new_order_list[new_index]->index; |
---|
2392 | |
---|
2393 | if (old_index < new_index) |
---|
2394 | GB_warningf("Warning at resort database: entry exists twice: %li and %li", |
---|
2395 | old_index, new_index); |
---|
2396 | else |
---|
2397 | { |
---|
2398 | GBDATA *ngb; |
---|
2399 | GBDATA *ogb; |
---|
2400 | ogb = GB_HEADER_LIST_GBD(hl[old_index]); |
---|
2401 | ngb = GB_HEADER_LIST_GBD(hl[new_index]); |
---|
2402 | |
---|
2403 | h = hl[new_index]; |
---|
2404 | hl[new_index] = hl[old_index]; |
---|
2405 | hl[old_index] = h; /* Warning: Relative Pointers are incorrect !!! */ |
---|
2406 | |
---|
2407 | SET_GB_HEADER_LIST_GBD(hl[old_index], ngb ); |
---|
2408 | SET_GB_HEADER_LIST_GBD(hl[new_index], ogb ); |
---|
2409 | |
---|
2410 | if ( ngb ) ngb->index = old_index; |
---|
2411 | if ( ogb ) ogb->index = new_index; |
---|
2412 | } |
---|
2413 | } |
---|
2414 | |
---|
2415 | gb_touch_entry((GBDATA *)father,gb_changed); |
---|
2416 | return 0; |
---|
2417 | } |
---|
2418 | |
---|
2419 | GB_ERROR GB_resort_system_folder_to_top(GBDATA *gb_main){ |
---|
2420 | GBDATA *gb_system = GB_entry(gb_main,GB_SYSTEM_FOLDER); |
---|
2421 | GBDATA *gb_first = GB_child(gb_main); |
---|
2422 | GBDATA **new_order_list; |
---|
2423 | GB_ERROR error = 0; |
---|
2424 | int i,len; |
---|
2425 | if (GB_read_clients(gb_main)<0) return 0; /* we are not server */ |
---|
2426 | if (!gb_system){ |
---|
2427 | return GB_export_error("System databaseentry does not exist"); |
---|
2428 | } |
---|
2429 | if (gb_first == gb_system) return 0; |
---|
2430 | len = GB_number_of_subentries(gb_main); |
---|
2431 | new_order_list = (GBDATA **)GB_calloc(sizeof(GBDATA *),len); |
---|
2432 | new_order_list[0] = gb_system; |
---|
2433 | for (i=1;i<len;i++){ |
---|
2434 | new_order_list[i] = gb_first; |
---|
2435 | do { |
---|
2436 | gb_first = GB_nextChild(gb_first); |
---|
2437 | } while(gb_first == gb_system); |
---|
2438 | } |
---|
2439 | error = GB_resort_data_base(gb_main,new_order_list,len); |
---|
2440 | free(new_order_list); |
---|
2441 | return error; |
---|
2442 | } |
---|
2443 | |
---|
2444 | /******************************************************************************************** |
---|
2445 | USER FLAGS |
---|
2446 | ********************************************************************************************/ |
---|
2447 | GB_ERROR GB_write_usr_public(GBDATA *gbd, long flags) |
---|
2448 | { |
---|
2449 | GB_TEST_TRANSACTION(gbd); |
---|
2450 | if (GB_GET_SECURITY_WRITE(gbd) > GB_MAIN(gbd)->security_level) |
---|
2451 | return gb_security_error(gbd); |
---|
2452 | gbd->flags.user_flags = flags; |
---|
2453 | gb_touch_entry(gbd,gb_changed); |
---|
2454 | return 0; |
---|
2455 | } |
---|
2456 | |
---|
2457 | long GB_read_usr_public(GBDATA *gbd) |
---|
2458 | { |
---|
2459 | GB_TEST_TRANSACTION(gbd); |
---|
2460 | return (long)gbd->flags.user_flags; |
---|
2461 | } |
---|
2462 | |
---|
2463 | /******************************************************************************************** |
---|
2464 | private user access |
---|
2465 | ********************************************************************************************/ |
---|
2466 | |
---|
2467 | long GB_read_usr_private(GBDATA *gbd) { |
---|
2468 | GBCONTAINER *gbc = (GBCONTAINER *)gbd; |
---|
2469 | if (GB_TYPE(gbc) != GB_DB) { |
---|
2470 | GB_ERROR error = GB_export_errorf("GB_write_usr_private: not a container (%s)",GB_read_key_pntr(gbd)); |
---|
2471 | GB_internal_error(error); |
---|
2472 | return 0; |
---|
2473 | } |
---|
2474 | return gbc->flags2.usr_ref; |
---|
2475 | } |
---|
2476 | |
---|
2477 | GB_ERROR GB_write_usr_private(GBDATA *gbd,long ref) { |
---|
2478 | GBCONTAINER *gbc = (GBCONTAINER *)gbd; |
---|
2479 | if (GB_TYPE(gbc) != GB_DB) { |
---|
2480 | GB_ERROR error = GB_export_errorf("GB_write_usr_private: not a container (%s)",GB_read_key_pntr(gbd)); |
---|
2481 | GB_internal_error(error); |
---|
2482 | return 0; |
---|
2483 | } |
---|
2484 | gbc->flags2.usr_ref = ref; |
---|
2485 | return 0; |
---|
2486 | } |
---|
2487 | |
---|
2488 | /******************************************************************************************** |
---|
2489 | flag access |
---|
2490 | ********************************************************************************************/ |
---|
2491 | |
---|
2492 | GB_ERROR GB_write_flag(GBDATA *gbd,long flag) |
---|
2493 | { |
---|
2494 | GBCONTAINER *gbc = (GBCONTAINER *)gbd; |
---|
2495 | int prev; |
---|
2496 | int ubit = GB_MAIN(gbd)->users[0]->userbit; |
---|
2497 | |
---|
2498 | GB_TEST_TRANSACTION(gbd); |
---|
2499 | |
---|
2500 | prev = GB_ARRAY_FLAGS(gbc).flags; |
---|
2501 | gbd->flags.saved_flags = prev; |
---|
2502 | |
---|
2503 | if (flag){ |
---|
2504 | GB_ARRAY_FLAGS(gbc).flags |= ubit; |
---|
2505 | }else{ |
---|
2506 | GB_ARRAY_FLAGS(gbc).flags &= ~ubit; |
---|
2507 | } |
---|
2508 | if (prev != (int)GB_ARRAY_FLAGS(gbc).flags) { |
---|
2509 | gb_touch_entry(gbd,gb_changed); |
---|
2510 | gb_touch_header(GB_FATHER(gbd)); |
---|
2511 | GB_DO_CALLBACKS(gbd); |
---|
2512 | } |
---|
2513 | return 0; |
---|
2514 | } |
---|
2515 | |
---|
2516 | int GB_read_flag(GBDATA *gbd) |
---|
2517 | { |
---|
2518 | GB_TEST_TRANSACTION(gbd); |
---|
2519 | if (GB_ARRAY_FLAGS(gbd).flags & GB_MAIN(gbd)->users[0]->userbit) return 1; |
---|
2520 | else return 0; |
---|
2521 | } |
---|
2522 | |
---|
2523 | /******************************************************************************************** |
---|
2524 | touch entry |
---|
2525 | ********************************************************************************************/ |
---|
2526 | |
---|
2527 | void GB_touch(GBDATA *gbd) { |
---|
2528 | GB_TEST_TRANSACTION(gbd); |
---|
2529 | gb_touch_entry(gbd,gb_changed); |
---|
2530 | GB_DO_CALLBACKS(gbd); |
---|
2531 | } |
---|
2532 | |
---|
2533 | |
---|
2534 | /******************************************************************************************** |
---|
2535 | debug data |
---|
2536 | ********************************************************************************************/ |
---|
2537 | |
---|
2538 | void dump(const char *data, int size) |
---|
2539 | { |
---|
2540 | int x = 0; |
---|
2541 | |
---|
2542 | printf("\nDump %p (%i Byte):\n", data, size); |
---|
2543 | |
---|
2544 | while (size--) |
---|
2545 | { |
---|
2546 | const char *hex = "0123456789abcdef"; |
---|
2547 | char c = *data++; |
---|
2548 | |
---|
2549 | printf("%c%c ", hex[(c&0xf0)>>4], hex[c&0x0f]); |
---|
2550 | |
---|
2551 | if (++x==32) |
---|
2552 | { |
---|
2553 | x = 0; |
---|
2554 | printf("\n"); |
---|
2555 | } |
---|
2556 | } |
---|
2557 | |
---|
2558 | printf("\n"); |
---|
2559 | } |
---|
2560 | |
---|
2561 | GB_ERROR GB_print_debug_information(void *dummy, GBDATA *gb_main){ |
---|
2562 | int i; |
---|
2563 | GB_MAIN_TYPE *Main = GB_MAIN( gb_main ); |
---|
2564 | GB_push_transaction(gb_main); |
---|
2565 | dummy = dummy; |
---|
2566 | for (i=0;i<Main->keycnt;i++) { |
---|
2567 | if (Main->keys[i].key) { |
---|
2568 | printf("%3i %20s nref %i\n", i, Main->keys[i].key, (int)Main->keys[i].nref); |
---|
2569 | }else{ |
---|
2570 | printf(" %3i unused key, next free key = %li\n", i, Main->keys[i].next_free_key); |
---|
2571 | } |
---|
2572 | } |
---|
2573 | gbm_debug_mem(Main); |
---|
2574 | GB_pop_transaction(gb_main); |
---|
2575 | return 0; |
---|
2576 | } |
---|
2577 | |
---|
2578 | int GB_info_deep = 15; |
---|
2579 | |
---|
2580 | |
---|
2581 | int gb_info(GBDATA *gbd, int deep){ |
---|
2582 | GBCONTAINER *gbc; |
---|
2583 | GB_TYPES type; |
---|
2584 | char *data; |
---|
2585 | int size ; |
---|
2586 | GB_MAIN_TYPE *Main; |
---|
2587 | |
---|
2588 | if (gbd==NULL) { printf("NULL\n"); return -1; } |
---|
2589 | GB_push_transaction(gbd); |
---|
2590 | type = (GB_TYPES)GB_TYPE(gbd); |
---|
2591 | |
---|
2592 | if (deep) { |
---|
2593 | printf(" "); |
---|
2594 | } |
---|
2595 | |
---|
2596 | printf("(GBDATA*)0x%lx (GBCONTAINER*)0x%lx ",(long)gbd,(long)gbd); |
---|
2597 | |
---|
2598 | if (gbd->rel_father==0) { printf("father=NULL\n"); return -1; } |
---|
2599 | |
---|
2600 | if (type==GB_DB) {gbc = (GBCONTAINER*) gbd; Main = GBCONTAINER_MAIN(gbc);} |
---|
2601 | else {gbc = NULL; Main = GB_MAIN(gbd);} |
---|
2602 | |
---|
2603 | if (!Main) { printf("Oops - I have no main entry!!!\n"); return -1;} |
---|
2604 | if (gbd==(GBDATA*)(Main->dummy_father)) { printf("dummy_father!\n"); return -1; } |
---|
2605 | |
---|
2606 | printf("%10s Type '%c' ", GB_read_key_pntr(gbd), GB_TYPE_2_CHAR[type]); |
---|
2607 | |
---|
2608 | switch(type) |
---|
2609 | { |
---|
2610 | case GB_DB: |
---|
2611 | gbc = (GBCONTAINER *)gbd; |
---|
2612 | size = gbc->d.size; |
---|
2613 | printf("Size %i nheader %i hmemsize %i", gbc->d.size, gbc->d.nheader, gbc->d.headermemsize); |
---|
2614 | printf(" father=(GBDATA*)0x%lx\n", (long)GB_FATHER(gbd)); |
---|
2615 | if (size < GB_info_deep){ |
---|
2616 | int index; |
---|
2617 | struct gb_header_list_struct *header; |
---|
2618 | |
---|
2619 | header = GB_DATA_LIST_HEADER(gbc->d); |
---|
2620 | for (index = 0; index < gbc->d.nheader; index++) { |
---|
2621 | GBDATA *gb_sub = GB_HEADER_LIST_GBD(header[index]); |
---|
2622 | printf("\t\t%10s (GBDATA*)0x%lx (GBCONTAINER*)0x%lx\n",Main->keys[header[index].flags.key_quark].key,(long)gb_sub,(long)gb_sub); |
---|
2623 | } |
---|
2624 | } |
---|
2625 | break; |
---|
2626 | default: |
---|
2627 | data = GB_read_as_string(gbd); |
---|
2628 | if (data) {printf("%s",data); free(data);} |
---|
2629 | printf(" father=(GBDATA*)0x%lx\n", (long)GB_FATHER(gbd)); |
---|
2630 | } |
---|
2631 | |
---|
2632 | |
---|
2633 | GB_pop_transaction(gbd); |
---|
2634 | |
---|
2635 | return 0; |
---|
2636 | } |
---|
2637 | |
---|
2638 | |
---|
2639 | int GB_info(GBDATA *gbd) |
---|
2640 | { |
---|
2641 | return gb_info(gbd,0); |
---|
2642 | } |
---|
2643 | |
---|
2644 | long GB_number_of_subentries(GBDATA *gbd) |
---|
2645 | { |
---|
2646 | long subentries = -1; |
---|
2647 | |
---|
2648 | if (GB_TYPE(gbd) == GB_DB) { |
---|
2649 | GBCONTAINER *gbc = (GBCONTAINER*)gbd; |
---|
2650 | |
---|
2651 | if (GB_is_server(gbd)) { |
---|
2652 | subentries = gbc->d.size; |
---|
2653 | } |
---|
2654 | else { /* client really needs to count entries in header */ |
---|
2655 | int end = gbc->d.nheader; |
---|
2656 | struct gb_header_list_struct *header = GB_DATA_LIST_HEADER(gbc->d); |
---|
2657 | int index; |
---|
2658 | |
---|
2659 | subentries = 0; |
---|
2660 | for (index = 0; index<end; index++) { |
---|
2661 | if ((int)header[index].flags.changed < gb_deleted) subentries++; |
---|
2662 | } |
---|
2663 | } |
---|
2664 | } |
---|
2665 | |
---|
2666 | return subentries; |
---|
2667 | } |
---|
2668 | |
---|
2669 | |
---|
2670 | |
---|
2671 | |
---|
2672 | |
---|