1 | // =============================================================== |
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2 | /* */ |
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3 | // File : client.c |
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4 | // Purpose : |
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5 | /* */ |
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6 | // Institute of Microbiology (Technical University Munich) |
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7 | // http://www.arb-home.de/ |
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8 | /* */ |
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9 | // =============================================================== |
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10 | |
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11 | #include <netdb.h> |
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12 | #include <netinet/tcp.h> |
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13 | #include <sys/stat.h> |
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14 | #include <sys/un.h> |
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15 | |
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16 | #include <unistd.h> |
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17 | #include <cstdarg> |
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18 | |
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19 | #include <arb_cs.h> |
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20 | |
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21 | #include "client_privat.h" |
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22 | #include "client.h" |
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23 | |
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24 | #include "trace.h" |
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25 | |
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26 | #define aisc_assert(cond) arb_assert(cond) |
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27 | |
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28 | // AISC_MKPT_PROMOTE:#include <client_types.h> |
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29 | |
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30 | #define AISC_MAGIC_NUMBER_FILTER 0xffffff00 |
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31 | |
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32 | static const char *err_connection_problems = "CONNECTION PROBLEMS"; |
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33 | |
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34 | int aisc_core_on_error = 1; |
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35 | |
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36 | #define CORE() \ |
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37 | do { \ |
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38 | if (aisc_core_on_error) { \ |
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39 | ARB_SIGSEGV(true); \ |
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40 | } \ |
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41 | } while (0) |
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42 | |
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43 | aisc_com *aisc_client_link; |
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44 | |
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45 | static int aisc_print_error_to_stderr = 1; |
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46 | |
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47 | #define ERRBUF_SIZE 300 |
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48 | static char errbuf[ERRBUF_SIZE]; |
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49 | |
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50 | #define PRTERR(msg) if (aisc_print_error_to_stderr) fprintf(stderr, "%s: %s\n", msg, link->error); |
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51 | |
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52 | // ----------------------------- |
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53 | // bytestring handling |
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54 | |
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55 | |
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56 | static void aisc_c_add_to_bytes_queue(aisc_com *link, char *data, int size) { |
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57 | aisc_bytes_list *bl = (aisc_bytes_list *)calloc(sizeof(*bl), 1); |
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58 | #ifndef NDEBUG |
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59 | memset(bl, 0, sizeof(*bl)); // @@@ clear mem needed to avoid (rui's) |
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60 | #endif |
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61 | bl->data = data; |
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62 | bl->size = size; |
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63 | |
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64 | if (link->aisc_client_bytes_first) { |
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65 | link->aisc_client_bytes_last->next = bl; |
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66 | link->aisc_client_bytes_last = bl; |
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67 | } |
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68 | else { |
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69 | link->aisc_client_bytes_first = bl; |
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70 | link->aisc_client_bytes_last = bl; |
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71 | } |
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72 | } |
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73 | |
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74 | static int aisc_c_send_bytes_queue(aisc_com *link) { |
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75 | int len; |
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76 | aisc_bytes_list *bl, *bl_next; |
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77 | for (bl = link->aisc_client_bytes_first; bl; bl=bl_next) { |
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78 | bl_next = bl->next; |
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79 | len = arb_socket_write(link->socket, bl->data, bl->size); |
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80 | free(bl); |
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81 | if (len<0)return 1; |
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82 | }; |
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83 | link->aisc_client_bytes_first = link->aisc_client_bytes_last = NULp; |
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84 | return 0; |
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85 | } |
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86 | |
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87 | // -------------------------- |
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88 | // message handling |
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89 | |
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90 | struct client_msg_queue { |
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91 | client_msg_queue *next; |
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92 | int message_type; |
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93 | char *message; |
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94 | }; |
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95 | |
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96 | static int aisc_add_message_queue(aisc_com *link, long size) { |
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97 | client_msg_queue *msg = (client_msg_queue *) calloc(sizeof(client_msg_queue), 1); |
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98 | char *buffer = (char *)calloc(sizeof(char), (size_t)size); |
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99 | long len = arb_socket_read(link->socket, buffer, size); |
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100 | |
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101 | if (len != size) { |
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102 | link->error = err_connection_problems; |
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103 | PRTERR("AISC_ERROR"); |
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104 | return 1; |
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105 | } |
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106 | msg->message = strdup(buffer+sizeof(long)); |
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107 | msg->message_type = (int)*(long *)buffer; |
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108 | free(buffer); |
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109 | |
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110 | if (!link->message_queue) { |
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111 | link->message_queue = (int *)msg; |
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112 | } |
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113 | else { |
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114 | client_msg_queue *mp; |
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115 | for (mp = (client_msg_queue *)link->message_queue; mp->next; mp=mp->next) ; |
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116 | mp->next = msg; |
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117 | } |
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118 | return 0; |
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119 | } |
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120 | |
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121 | static int aisc_check_error(aisc_com * link) { |
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122 | int len; |
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123 | long magic_number; |
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124 | long size; |
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125 | |
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126 | aisc_check_next : |
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127 | |
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128 | link->error = NULp; // @@@ avoid (rui) |
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129 | len = arb_socket_read(link->socket, (char *)(link->aisc_mes_buffer), 2*sizeof(long)); |
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130 | if (len != 2*sizeof(long)) { |
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131 | link->error = err_connection_problems; |
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132 | PRTERR("AISC_ERROR"); |
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133 | return 1; |
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134 | } |
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135 | if (link->aisc_mes_buffer[0] >= AISC_MESSAGE_BUFFER_LEN) { |
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136 | link->error = err_connection_problems; |
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137 | PRTERR("AISC_ERROR"); |
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138 | return 1; |
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139 | } |
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140 | magic_number = link->aisc_mes_buffer[1]; |
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141 | if ((unsigned long)(magic_number & AISC_MAGIC_NUMBER_FILTER) != (unsigned long)(link->magic & AISC_MAGIC_NUMBER_FILTER)) { |
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142 | link->error = err_connection_problems; |
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143 | PRTERR("AISC_ERROR"); |
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144 | return 1; |
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145 | } |
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146 | size = link->aisc_mes_buffer[0]; |
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147 | if (size) { |
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148 | if (magic_number-link->magic == AISC_CCOM_MESSAGE) { |
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149 | if (aisc_add_message_queue(link, size*sizeof(long))) return 1; |
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150 | goto aisc_check_next; |
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151 | |
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152 | } |
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153 | len = arb_socket_read(link->socket, (char *)(link->aisc_mes_buffer), size * sizeof(long)); |
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154 | if (len != (long)(size*sizeof(long))) { |
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155 | link->error = err_connection_problems; |
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156 | PRTERR("AISC_ERROR"); |
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157 | return 1; |
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158 | } |
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159 | switch (magic_number-link->magic) { |
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160 | case AISC_CCOM_OK: |
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161 | return 0; |
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162 | case AISC_CCOM_ERROR: { |
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163 | const char *errmsg = (const char *)(link->aisc_mes_buffer); |
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164 | int length = strlen(errmsg); |
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165 | |
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166 | if ((length+15) < ERRBUF_SIZE) { |
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167 | strcpy(errbuf, "SERVER_ERROR: "); |
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168 | strcat(errbuf, errmsg); |
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169 | } |
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170 | else { |
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171 | fprintf(stderr, "SERVER_ERROR: %s\n", errmsg); |
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172 | sprintf(errbuf, "SERVER_ERROR: overlong msg dumped to STDERR"); |
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173 | } |
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174 | link->error = errbuf; |
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175 | PRTERR("AISC_ERROR"); |
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176 | return 1; |
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177 | } |
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178 | default: |
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179 | return 0; |
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180 | } |
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181 | } |
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182 | return 0; |
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183 | } |
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184 | |
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185 | |
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186 | |
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187 | static long aisc_init_client(aisc_com *link) { |
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188 | int mes_cnt; |
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189 | mes_cnt = 2; |
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190 | link->aisc_mes_buffer[0] = mes_cnt-2; |
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191 | link->aisc_mes_buffer[1] = AISC_INIT+link->magic; |
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192 | if (arb_socket_write(link->socket, (const char *)link->aisc_mes_buffer, mes_cnt * sizeof(long))) { |
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193 | link->error = err_connection_problems; |
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194 | PRTERR("AISC_CONN_ERROR"); |
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195 | return 0; |
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196 | } |
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197 | aisc_check_error(link); |
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198 | return link->aisc_mes_buffer[0]; |
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199 | } |
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200 | |
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201 | static void aisc_free_link(aisc_com *link) { |
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202 | free(link); |
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203 | } |
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204 | |
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205 | aisc_com *aisc_open(const char *path, AISC_Object& main_obj, long magic, GB_ERROR *error) { |
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206 | aisc_com *link; |
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207 | const char *err; |
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208 | |
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209 | aisc_assert(error && !*error); |
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210 | aisc_assert(!main_obj.exists()); // already initialized |
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211 | |
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212 | link = (aisc_com *) calloc(sizeof(aisc_com), 1); |
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213 | link->aisc_client_bytes_first = link->aisc_client_bytes_last = NULp; |
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214 | link->magic = magic; |
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215 | { |
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216 | char *unix_name = NULp; |
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217 | err = arb_open_socket(path, true, &link->socket, &unix_name); |
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218 | aisc_assert(link->socket>=0); |
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219 | free(unix_name); |
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220 | } |
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221 | if (err) { |
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222 | if (*err) { |
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223 | link->error = err; |
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224 | PRTERR("AISC"); |
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225 | } |
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226 | if (link->socket) { |
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227 | shutdown(link->socket, SHUT_RDWR); |
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228 | close(link->socket); |
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229 | } |
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230 | *error = link->error; |
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231 | free(link); |
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232 | aisc_assert(!(*error && main_obj.exists())); |
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233 | return NULp; |
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234 | } |
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235 | |
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236 | main_obj.init(aisc_init_client(link)); |
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237 | if (!main_obj.exists() || link->error) { |
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238 | *error = link->error; |
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239 | main_obj.clear(); |
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240 | aisc_free_link(link); |
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241 | aisc_assert(!(*error && main_obj.exists())); |
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242 | return NULp; |
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243 | } |
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244 | aisc_client_link = link; |
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245 | aisc_assert(!*error); |
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246 | return link; |
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247 | } |
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248 | |
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249 | int aisc_close(aisc_com *link, AISC_Object& object) { |
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250 | if (link) { |
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251 | if (link->socket) { |
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252 | link->aisc_mes_buffer[0] = 0; |
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253 | link->aisc_mes_buffer[1] = 0; |
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254 | link->aisc_mes_buffer[2] = 0; |
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255 | arb_socket_write(link->socket, (const char *)link->aisc_mes_buffer, 3 * sizeof(long)); |
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256 | shutdown(link->socket, SHUT_RDWR); |
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257 | close(link->socket); |
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258 | link->socket = 0; |
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259 | } |
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260 | aisc_free_link(link); |
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261 | } |
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262 | object.clear(); |
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263 | return 0; |
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264 | } |
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265 | |
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266 | int aisc_get(aisc_com *link, int o_type, const AISC_Object& object, ...) { |
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267 | // goes to header: __ATTR__SENTINEL |
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268 | long *arg_pntr[MAX_AISC_SET_GET]; |
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269 | long arg_types[MAX_AISC_SET_GET]; |
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270 | long mes_cnt; |
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271 | long arg_cnt; |
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272 | va_list parg; |
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273 | long type, o_t; |
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274 | long attribute, code; |
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275 | long count; |
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276 | long i, len; |
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277 | long size; |
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278 | |
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279 | AISC_DUMP_SEP(); |
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280 | |
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281 | mes_cnt = 2; |
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282 | arg_cnt = 0; |
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283 | count = 4; |
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284 | |
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285 | link->aisc_mes_buffer[mes_cnt++] = object.get(); |
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286 | aisc_assert(object.type() == o_type); |
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287 | |
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288 | va_start(parg, object); |
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289 | while ((code=va_arg(parg, long))) { |
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290 | attribute = code & AISC_ATTR_MASK; |
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291 | type = code & AISC_VAR_TYPE_MASK; |
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292 | o_t = code & AISC_OBJ_TYPE_MASK; |
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293 | |
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294 | if ((o_t != (int)o_type)) { |
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295 | sprintf(errbuf, "ARG NR %li DON'T FIT OBJECT", count); |
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296 | link->error = errbuf; |
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297 | PRTERR("AISC_GET_ERROR"); |
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298 | CORE(); |
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299 | return 1; |
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300 | }; |
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301 | |
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302 | if ((attribute > AISC_MAX_ATTR)) { |
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303 | sprintf(errbuf, "ARG %li IS NOT AN ATTRIBUTE_TYPE", count); |
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304 | link->error = errbuf; |
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305 | PRTERR("AISC_GET_ERROR"); |
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306 | CORE(); |
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307 | return 1; |
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308 | }; |
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309 | link->aisc_mes_buffer[mes_cnt++] = code; |
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310 | arg_pntr[arg_cnt] = va_arg(parg, long *); |
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311 | arg_types[arg_cnt++] = type; |
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312 | count += 2; |
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313 | if (arg_cnt>=MAX_AISC_SET_GET) { |
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314 | sprintf(errbuf, "TOO MANY ARGS (>%i)", MAX_AISC_SET_GET); |
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315 | link->error = errbuf; |
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316 | PRTERR("AISC_GET_ERROR"); |
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317 | CORE(); |
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318 | return 1; |
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319 | } |
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320 | } |
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321 | va_end(parg); |
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322 | if (mes_cnt > 3) { |
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323 | link->aisc_mes_buffer[0] = mes_cnt - 2; |
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324 | link->aisc_mes_buffer[1] = AISC_GET+link->magic; |
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325 | if (arb_socket_write(link->socket, (const char *)(link->aisc_mes_buffer), |
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326 | (size_t)(mes_cnt * sizeof(long)))) { |
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327 | link->error = err_connection_problems; |
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328 | PRTERR("AISC_GET_ERROR"); |
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329 | return 1; |
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330 | } |
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331 | |
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332 | if (aisc_check_error(link)) return 1; |
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333 | mes_cnt = 0; |
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334 | for (i=0; i<arg_cnt; i++) { |
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335 | switch (arg_types[i]) { |
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336 | case AISC_TYPE_INT: |
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337 | case AISC_TYPE_COMMON: |
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338 | AISC_DUMP(aisc_get, int, link->aisc_mes_buffer[mes_cnt]); |
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339 | arg_pntr[i][0] = link->aisc_mes_buffer[mes_cnt++]; |
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340 | break; |
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341 | case AISC_TYPE_DOUBLE: |
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342 | AISC_DUMP(aisc_get, double, *(double*)(char*)/*avoid aliasing problems*/&(link->aisc_mes_buffer[mes_cnt])); |
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343 | ((int*)arg_pntr[i])[0] = (int)(link->aisc_mes_buffer[mes_cnt++]); |
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344 | ((int*)arg_pntr[i])[1] = (int)(link->aisc_mes_buffer[mes_cnt++]); |
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345 | break; |
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346 | case AISC_TYPE_STRING: { |
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347 | char *str = strdup((char *)(&(link->aisc_mes_buffer[mes_cnt+1]))); |
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348 | AISC_DUMP(aisc_get, charPtr, str); |
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349 | arg_pntr[i][0] = (long)str; |
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350 | mes_cnt += link->aisc_mes_buffer[mes_cnt] + 1; |
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351 | break; |
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352 | } |
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353 | case AISC_TYPE_BYTES: |
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354 | size = arg_pntr[i][1] = link->aisc_mes_buffer[mes_cnt++]; |
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355 | AISC_DUMP(aisc_get, int, size); |
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356 | if (size) { |
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357 | arg_pntr[i][0] = (long)calloc(sizeof(char), (size_t)size); |
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358 | len = arb_socket_read(link->socket, (char *)(arg_pntr[i][0]), size); |
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359 | if (size!=len) { |
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360 | link->error = err_connection_problems; |
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361 | PRTERR("AISC_GET_ERROR"); |
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362 | } |
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363 | #if defined(DUMP_COMMUNICATION) |
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364 | aisc_dump_hex("aisc_get bytestring: ", (char *)(arg_pntr[i][0]), size); |
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365 | #endif // DUMP_COMMUNICATION |
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366 | } |
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367 | else { |
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368 | arg_pntr[i][0] = 0; |
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369 | } |
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370 | break; |
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371 | |
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372 | default: |
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373 | link->error = "UNKNOWN TYPE"; |
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374 | PRTERR("AISC_GET_ERROR"); |
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375 | CORE(); |
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376 | return 1; |
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377 | } |
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378 | } |
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379 | |
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380 | } |
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381 | return 0; |
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382 | } |
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383 | |
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384 | long *aisc_debug_info(aisc_com *link, int o_type, const AISC_Object& object, int attribute) { |
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385 | int mes_cnt; |
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386 | int o_t; |
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387 | |
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388 | mes_cnt = 2; |
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389 | o_t = attribute & AISC_OBJ_TYPE_MASK; |
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390 | if ((o_t != (int)o_type)) { |
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391 | link->error = "ATTRIBUTE DON'T FIT OBJECT"; |
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392 | PRTERR("AISC_DEBUG_ERROR"); |
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393 | CORE(); |
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394 | return NULp; |
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395 | }; |
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396 | attribute = attribute&0xffff; |
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397 | if ((attribute > AISC_MAX_ATTR)) { |
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398 | link->error = "CLIENT DEBUG NOT CORRECT TYPE"; |
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399 | PRTERR("AISC_DEBUG_ERROR"); |
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400 | CORE(); |
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401 | return NULp; |
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402 | }; |
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403 | aisc_assert(object.type() == o_type); |
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404 | link->aisc_mes_buffer[mes_cnt++] = object.get(); |
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405 | link->aisc_mes_buffer[mes_cnt++] = attribute; |
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406 | link->aisc_mes_buffer[0] = mes_cnt - 2; |
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407 | link->aisc_mes_buffer[1] = AISC_DEBUG_INFO+link->magic; |
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408 | if (arb_socket_write(link->socket, (const char *)(link->aisc_mes_buffer), mes_cnt * sizeof(long))) { |
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409 | link->error = err_connection_problems; |
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410 | PRTERR("AISC_GET_ERROR"); |
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411 | return NULp; |
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412 | } |
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413 | if (aisc_check_error(link)) return NULp; |
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414 | return &(link->aisc_mes_buffer[0]); |
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415 | } |
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416 | |
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417 | |
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418 | inline char *part_of(const char *str, size_t max_len, size_t str_len) { |
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419 | aisc_assert(strlen(str) == str_len); |
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420 | char *part; |
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421 | if (str_len <= max_len) { |
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422 | part = strdup(str); |
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423 | } |
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424 | else { |
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425 | const int DOTS = 3; |
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426 | int copy = max_len-DOTS; |
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427 | |
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428 | part = (char*)malloc(max_len+1); |
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429 | memcpy(part, str, copy); |
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430 | memset(part+copy, '.', DOTS); |
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431 | |
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432 | part[max_len] = 0; |
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433 | } |
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434 | return part; |
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435 | } |
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436 | |
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437 | static int aisc_collect_sets(aisc_com *link, int mes_cnt, va_list parg, int o_type, int count) { |
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438 | int arg_cnt = 0; |
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439 | |
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440 | AISC_DUMP_SEP(); |
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441 | |
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442 | int code; |
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443 | while ((code=va_arg(parg, int))) { |
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444 | int attribute = code & AISC_ATTR_MASK; |
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445 | int type = code & AISC_VAR_TYPE_MASK; |
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446 | int o_t = code & AISC_OBJ_TYPE_MASK; |
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447 | |
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448 | if (code != AISC_INDEX) { |
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449 | if ((o_t != (int)o_type)) { |
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450 | sprintf(errbuf, "ATTRIBUTE ARG NR %i DON'T FIT OBJECT", count); |
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451 | link->error = errbuf; |
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452 | PRTERR("AISC_SET_ERROR"); |
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453 | CORE(); |
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454 | return 0; |
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455 | } |
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456 | if ((attribute > AISC_MAX_ATTR)) { |
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457 | sprintf(errbuf, "ARG %i IS NOT AN ATTRIBUTE_TYPE", count); |
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458 | link->error = errbuf; |
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459 | PRTERR("AISC_SET_ERROR"); |
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460 | CORE(); |
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461 | return 0; |
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462 | } |
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463 | } |
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464 | link->aisc_mes_buffer[mes_cnt++] = code; |
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465 | switch (type) { |
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466 | case AISC_TYPE_INT: |
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467 | case AISC_TYPE_COMMON: |
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468 | link->aisc_mes_buffer[mes_cnt++] = va_arg(parg, long); |
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469 | AISC_DUMP(aisc_collect_sets, int, link->aisc_mes_buffer[mes_cnt-1]); |
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470 | break; |
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471 | case AISC_TYPE_DOUBLE: { |
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472 | double_xfer darg; |
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473 | |
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474 | darg.as_double = va_arg(parg, double); |
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475 | AISC_DUMP(aisc_collect_sets, double, darg.as_double); |
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476 | |
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477 | link->aisc_mes_buffer[mes_cnt++] = darg.as_int[0]; |
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478 | link->aisc_mes_buffer[mes_cnt++] = darg.as_int[1]; |
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479 | break; |
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480 | } |
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481 | case AISC_TYPE_STRING: { |
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482 | const char *str = va_arg(parg, const char *); |
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483 | aisc_assert(str); |
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484 | AISC_DUMP(aisc_collect_sets, charPtr, str); |
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485 | size_t len = strlen(str)+1; |
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486 | if (len > AISC_MAX_STRING_LEN) { |
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487 | char *strpart = part_of(str, AISC_MAX_STRING_LEN-40, len-1); |
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488 | sprintf(errbuf, "ARG %i: STRING \'%s\' TOO LONG", count+2, strpart); |
---|
489 | free(strpart); |
---|
490 | |
---|
491 | link->error = errbuf; |
---|
492 | PRTERR("AISC_SET_ERROR"); |
---|
493 | CORE(); |
---|
494 | |
---|
495 | return 0; |
---|
496 | } |
---|
497 | size_t ilen = (len)/sizeof(long) + 1; |
---|
498 | link->aisc_mes_buffer[mes_cnt++] = ilen; |
---|
499 | link->aisc_mes_buffer[mes_cnt+ilen-1] = 0; // make sure last sent long is completely initialized ('str' may only use part of it) |
---|
500 | memcpy((char *)(&(link->aisc_mes_buffer[mes_cnt])), str, len); |
---|
501 | mes_cnt += ilen; |
---|
502 | break; |
---|
503 | } |
---|
504 | case AISC_TYPE_BYTES: { |
---|
505 | bytestring *bs; |
---|
506 | bs = va_arg(parg, bytestring *); |
---|
507 | AISC_DUMP(aisc_collect_sets, int, bs->size); |
---|
508 | if (bs->data && bs->size) { |
---|
509 | aisc_c_add_to_bytes_queue(link, bs->data, bs->size); |
---|
510 | #if defined(DUMP_COMMUNICATION) |
---|
511 | aisc_dump_hex("aisc_collect_sets bytestring: ", bs->data, bs->size); |
---|
512 | #endif // DUMP_COMMUNICATION |
---|
513 | } |
---|
514 | link->aisc_mes_buffer[mes_cnt++] = bs->size; // size |
---|
515 | break; |
---|
516 | } |
---|
517 | default: |
---|
518 | link->error = "UNKNOWN TYPE"; |
---|
519 | PRTERR("AISC_SET_ERROR"); |
---|
520 | CORE(); |
---|
521 | return 0; |
---|
522 | } |
---|
523 | |
---|
524 | count += 2; |
---|
525 | if ((arg_cnt++) >= MAX_AISC_SET_GET) { |
---|
526 | sprintf(errbuf, "TOO MANY ARGS (%i>%i)", arg_cnt, MAX_AISC_SET_GET); |
---|
527 | link->error = errbuf; |
---|
528 | PRTERR("AISC_SET_ERROR"); |
---|
529 | CORE(); |
---|
530 | return 0; |
---|
531 | } |
---|
532 | } |
---|
533 | return mes_cnt; |
---|
534 | } |
---|
535 | |
---|
536 | // @@@ DRY aisc_put vs aisc_nput |
---|
537 | // @@@ the difference between aisc_put and aisc_nput is: aisc_put may return an error from server |
---|
538 | |
---|
539 | int aisc_put(aisc_com *link, int o_type, const AISC_Object& object, ...) { // goes to header: __ATTR__SENTINEL |
---|
540 | aisc_assert(object.type() == o_type); |
---|
541 | |
---|
542 | int mes_cnt = 2; |
---|
543 | link->aisc_mes_buffer[mes_cnt++] = object.get(); |
---|
544 | link->aisc_mes_buffer[mes_cnt++] = o_type; |
---|
545 | |
---|
546 | va_list parg; |
---|
547 | va_start(parg, object); |
---|
548 | if (!(mes_cnt = aisc_collect_sets(link, mes_cnt, parg, o_type, 4))) return 1; |
---|
549 | |
---|
550 | if (mes_cnt > 3) { |
---|
551 | link->aisc_mes_buffer[0] = mes_cnt - 2; |
---|
552 | link->aisc_mes_buffer[1] = AISC_SET+link->magic; |
---|
553 | if (arb_socket_write(link->socket, (const char *)(link->aisc_mes_buffer), mes_cnt * sizeof(long))) { |
---|
554 | link->error = err_connection_problems; |
---|
555 | PRTERR("AISC_SET_ERROR"); |
---|
556 | return 1; |
---|
557 | } |
---|
558 | if (aisc_c_send_bytes_queue(link)) return 1; |
---|
559 | if (aisc_check_error(link)) return 1; |
---|
560 | } |
---|
561 | return 0; |
---|
562 | } |
---|
563 | |
---|
564 | int aisc_nput(aisc_com *link, int o_type, const AISC_Object& object, ...) { // goes to header: __ATTR__SENTINEL |
---|
565 | aisc_assert(object.type() == o_type); |
---|
566 | |
---|
567 | int mes_cnt = 2; |
---|
568 | link->aisc_mes_buffer[mes_cnt++] = object.get(); |
---|
569 | link->aisc_mes_buffer[mes_cnt++] = o_type; |
---|
570 | |
---|
571 | va_list parg; |
---|
572 | va_start(parg, object); |
---|
573 | if (!(mes_cnt = aisc_collect_sets(link, mes_cnt, parg, o_type, 4))) { |
---|
574 | return 1; |
---|
575 | } |
---|
576 | |
---|
577 | if (mes_cnt > 3) { |
---|
578 | link->aisc_mes_buffer[0] = mes_cnt - 2; |
---|
579 | link->aisc_mes_buffer[1] = AISC_NSET+link->magic; |
---|
580 | |
---|
581 | if (arb_socket_write(link->socket, (const char *)(link->aisc_mes_buffer), mes_cnt * sizeof(long))) { |
---|
582 | link->error = err_connection_problems; |
---|
583 | PRTERR("AISC_SET_ERROR"); |
---|
584 | return 1; |
---|
585 | } |
---|
586 | if (aisc_c_send_bytes_queue(link)) { |
---|
587 | return 1; |
---|
588 | } |
---|
589 | } |
---|
590 | return 0; |
---|
591 | } |
---|
592 | |
---|
593 | int aisc_create(aisc_com *link, int father_type, const AISC_Object& father, |
---|
594 | int attribute, int object_type, AISC_Object& object, ...) |
---|
595 | { |
---|
596 | // goes to header: __ATTR__SENTINEL |
---|
597 | // arguments in '...' set elements of CREATED object (not of father) |
---|
598 | int mes_cnt; |
---|
599 | va_list parg; |
---|
600 | mes_cnt = 2; |
---|
601 | if ((father_type&0xff00ffff)) { |
---|
602 | link->error = "FATHER_TYPE UNKNOWN"; |
---|
603 | PRTERR("AISC_CREATE_ERROR"); |
---|
604 | CORE(); |
---|
605 | return 1; |
---|
606 | } |
---|
607 | if ((object_type&0xff00ffff)) { |
---|
608 | link->error = "OBJECT_TYPE UNKNOWN"; |
---|
609 | PRTERR("AISC_CREATE_ERROR"); |
---|
610 | CORE(); |
---|
611 | return 1; |
---|
612 | } |
---|
613 | aisc_assert(father.type() == father_type); |
---|
614 | aisc_assert(object.type() == object_type); |
---|
615 | link->aisc_mes_buffer[mes_cnt++] = father_type; |
---|
616 | link->aisc_mes_buffer[mes_cnt++] = father.get(); |
---|
617 | link->aisc_mes_buffer[mes_cnt++] = attribute; |
---|
618 | link->aisc_mes_buffer[mes_cnt++] = object_type; |
---|
619 | if (father_type != (attribute & AISC_OBJ_TYPE_MASK)) { |
---|
620 | link->error = "ATTRIBUTE TYPE DON'T FIT OBJECT"; |
---|
621 | PRTERR("AISC_CREATE_ERROR"); |
---|
622 | CORE(); |
---|
623 | return 1; |
---|
624 | } |
---|
625 | va_start(parg, object); |
---|
626 | if (!(mes_cnt = aisc_collect_sets(link, mes_cnt, parg, object_type, 7))) return 1; |
---|
627 | link->aisc_mes_buffer[0] = mes_cnt - 2; |
---|
628 | link->aisc_mes_buffer[1] = AISC_CREATE+link->magic; |
---|
629 | if (arb_socket_write(link->socket, (const char *)(link->aisc_mes_buffer), mes_cnt * sizeof(long))) { |
---|
630 | link->error = err_connection_problems; |
---|
631 | PRTERR("AISC_CREATE_ERROR"); |
---|
632 | return 1; |
---|
633 | } |
---|
634 | if (aisc_c_send_bytes_queue(link)) return 1; |
---|
635 | if (aisc_check_error(link)) return 1; |
---|
636 | object.init(link->aisc_mes_buffer[0]); |
---|
637 | return 0; |
---|
638 | } |
---|
639 | |
---|
640 | /* -------------------------------------------------------------------------------- |
---|
641 | * Note: it's not possible to define unit tests here - they won't execute |
---|
642 | * Instead put your tests into ../../SERVERCNTRL/servercntrl.cxx@UNIT_TESTS |
---|
643 | */ |
---|
644 | |
---|
645 | |
---|