| 1 | // =============================================================== // |
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| 2 | // // |
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| 3 | // File : gb_main.h // |
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| 4 | // Purpose : GB_MAIN_TYPE // |
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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 | #ifndef GB_MAIN_H |
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| 12 | #define GB_MAIN_H |
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| 13 | |
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| 14 | #ifndef GB_LOCAL_H |
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| 15 | #include "gb_local.h" |
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| 16 | #endif |
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| 17 | |
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| 18 | // ------------------ |
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| 19 | // constants |
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| 20 | |
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| 21 | #define GB_MAX_PROJECTS 256 |
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| 22 | |
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| 23 | // ------------------------------ |
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| 24 | // forward declare types |
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| 25 | |
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| 26 | struct g_b_undo_mgr; |
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| 27 | struct gb_close_callback_list; |
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| 28 | struct gb_callback_list; |
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| 29 | struct gb_user; |
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| 30 | struct gb_project; |
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| 31 | struct gb_Key; |
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| 32 | struct gb_server_data; |
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| 33 | |
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| 34 | // -------------------------------------------------------------------------------- |
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| 35 | |
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| 36 | enum gb_open_types { |
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| 37 | gb_open_all = 0, |
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| 38 | gb_open_read_only_all = 16, |
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| 39 | gb_open_read_only_small = 17 |
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| 40 | }; |
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| 41 | |
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| 42 | struct gb_quick_save { |
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| 43 | char *quick_save_disabled; // if set, quick save is not possible and text describes reason why |
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| 44 | int last_index; |
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| 45 | }; |
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| 46 | |
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| 47 | // -------------------------------------------------------------------------------- |
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| 48 | |
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| 49 | #if defined(DEBUG) |
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| 50 | // #define GEN_CACHE_STATS |
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| 51 | #endif // DEBUG |
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| 52 | |
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| 53 | typedef uint16_t gb_cache_idx; |
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| 54 | |
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| 55 | struct gb_cache_entry; |
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| 56 | struct gb_cache { |
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| 57 | gb_cache_entry *entries; |
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| 58 | |
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| 59 | gb_cache_idx firstfree_entry; |
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| 60 | gb_cache_idx newest_entry; |
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| 61 | gb_cache_idx oldest_entry; |
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| 62 | |
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| 63 | size_t sum_data_size; |
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| 64 | size_t max_data_size; |
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| 65 | size_t big_data_min_size; |
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| 66 | |
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| 67 | size_t max_entries; |
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| 68 | |
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| 69 | #if defined(GEN_CACHE_STATS) |
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| 70 | GB_HASH *not_reused; // key = DB_path, value = number of cache entries not reused |
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| 71 | GB_HASH *reused; // key = DB_path, value = number of cache entries reused |
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| 72 | GB_HASH *reuse_sum; // key = DB_path, value = how often entries were reused |
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| 73 | #endif |
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| 74 | }; |
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| 75 | |
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| 76 | // -------------------------------------------------------------------------------- |
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| 77 | // root structure (one for each database) |
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| 78 | |
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| 79 | #define ALLOWED_KEYS 15000 |
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| 80 | #define ALLOWED_DATES 256 |
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| 81 | |
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| 82 | struct GB_MAIN_TYPE { |
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| 83 | int transaction; |
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| 84 | int aborted_transaction; |
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| 85 | int local_mode; // 1 = server, 0 = client |
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| 86 | int client_transaction_socket; |
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| 87 | |
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| 88 | gbcmc_comm *c_link; |
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| 89 | gb_server_data *server_data; |
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| 90 | GBCONTAINER *dummy_father; |
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| 91 | GBCONTAINER *data; |
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| 92 | GBDATA *gb_key_data; |
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| 93 | char *path; |
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| 94 | gb_open_types opentype; |
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| 95 | char *disabled_path; |
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| 96 | int allow_corrupt_file_recovery; |
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| 97 | |
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| 98 | gb_quick_save qs; |
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| 99 | gb_cache cache; |
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| 100 | int compression_mask; |
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| 101 | |
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| 102 | int keycnt; // first non used key |
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| 103 | long sizeofkeys; // malloc size |
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| 104 | long first_free_key; // index of first gap |
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| 105 | gb_Key *keys; |
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| 106 | GB_HASH *key_2_index_hash; |
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| 107 | long key_clock; // trans. nr. of last change |
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| 108 | |
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| 109 | char *keys_new[256]; |
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| 110 | unsigned int last_updated; |
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| 111 | long last_saved_time; |
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| 112 | long last_saved_transaction; |
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| 113 | long last_main_saved_transaction; |
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| 114 | |
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| 115 | GB_UNDO_TYPE requested_undo_type; |
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| 116 | GB_UNDO_TYPE undo_type; |
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| 117 | |
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| 118 | g_b_undo_mgr *undo; |
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| 119 | |
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| 120 | char *dates[ALLOWED_DATES]; // @@@ saved to DB, but never used |
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| 121 | unsigned int security_level; |
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| 122 | int old_security_level; |
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| 123 | int pushed_security_level; |
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| 124 | long clock; |
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| 125 | GB_NUMHASH *remote_hash; |
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| 126 | |
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| 127 | GB_HASH *command_hash; |
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| 128 | GB_HASH *resolve_link_hash; |
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| 129 | GB_HASH *table_hash; |
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| 130 | |
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| 131 | gb_close_callback_list *close_callbacks; |
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| 132 | |
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| 133 | gb_callback_list *cbl; // contains change-callbacks (after change, until callbacks are done) |
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| 134 | gb_callback_list *cbl_last; |
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| 135 | |
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| 136 | gb_callback_list *cbld; // contains delete-callbacks (after delete, until callbacks are done) |
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| 137 | gb_callback_list *cbld_last; |
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| 138 | |
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| 139 | gb_user *users[GB_MAX_USERS]; // user 0 is server |
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| 140 | gb_project *projects[GB_MAX_PROJECTS]; // projects |
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| 141 | |
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| 142 | gb_user *this_user; |
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| 143 | gb_project *this_project; |
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| 144 | }; |
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| 145 | |
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| 146 | |
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| 147 | #else |
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| 148 | #error gb_main.h included twice |
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| 149 | #endif // GB_MAIN_H |
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