src/ail_db.c

   1 /*
   2  * ail
   3  *
   4  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Contact: Jayoun Lee <airjany@samsung.com>, Sewook Park <sewook7.park@samsung.com>, Jaeho Lee <jaeho81.lee@samsung.com>
   7  *
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  * http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  */
  21
  22
  23
  24
  25 #include <stdlib.h>
  26 #include <string.h>
  27 #include <db-util.h>
  28 #include <glib.h>
  29 #include "ail_private.h"
  30 #include "ail_db.h"
  31
  32 #define retv_with_dbmsg_if(expr, val) do { \
  33         if (expr) { \
  34                 _E("db_info.dbro: %s", sqlite3_errmsg(db_info.dbro)); \
  35                 _E("db_info.dbrw: %s", sqlite3_errmsg(db_info.dbrw)); \
  36                 _E("db_info.dbro errcode: %d", sqlite3_extended_errcode(db_info.dbro)); \
  37                 _E("db_info.dbrw errcode: %d", sqlite3_extended_errcode(db_info.dbrw)); \
  38                 return (val); \
  39         } \
  40 } while (0)
  41
  42
  43 static __thread struct {
  44         sqlite3         *dbro;
  45         sqlite3         *dbrw;
  46 } db_info = {
  47         .dbro = NULL,
  48         .dbrw = NULL
  49 };
  50
  51
  52 static ail_error_e db_do_prepare(sqlite3 *db, const char *query, sqlite3_stmt **stmt)
  53 {
  54         int ret;
  55
  56         retv_if(!query, AIL_ERROR_INVALID_PARAMETER);
  57         retv_if(!stmt, AIL_ERROR_INVALID_PARAMETER);
  58         retv_if(!db, AIL_ERROR_DB_FAILED);
  59
  60         ret = sqlite3_prepare_v2(db, query, strlen(query), stmt, NULL);
  61         if (ret != SQLITE_OK) {
  62                 _E("%s\n", sqlite3_errmsg(db));
  63                 return AIL_ERROR_DB_FAILED;
  64         } else
  65                 return AIL_ERROR_OK;
  66 }
  67
  68 ail_error_e db_open(db_open_mode mode)
  69 {
  70         int ret;
  71         int changed = 0;
  72
  73         if(mode & DB_OPEN_RO) {
  74                 if (!db_info.dbro) {
  75                         ret = db_util_open_with_options(APP_INFO_DB, &db_info.dbro, SQLITE_OPEN_READONLY, NULL);
  76                         retv_with_dbmsg_if(ret != SQLITE_OK, AIL_ERROR_DB_FAILED);
  77                 }
  78         }
  79
  80         if(mode & DB_OPEN_RW) {
  81                 if (!db_info.dbrw) {
  82                         ret = db_util_open(APP_INFO_DB, &db_info.dbrw, DB_UTIL_REGISTER_HOOK_METHOD);
  83                         retv_with_dbmsg_if(ret != SQLITE_OK, AIL_ERROR_DB_FAILED);
  84                 }
  85         }
  86
  87         return AIL_ERROR_OK;
  88 }
  89
  90 ail_error_e db_prepare(const char *query, sqlite3_stmt **stmt)
  91 {
  92         return db_do_prepare(db_info.dbro, query, stmt);
  93 }
  94
  95 ail_error_e db_prepare_rw(const char *query, sqlite3_stmt **stmt)
  96 {
  97         return db_do_prepare(db_info.dbrw, query, stmt);
  98 }
  99
 100
 101 ail_error_e db_bind_bool(sqlite3_stmt *stmt, int idx, bool value)
 102 {
 103         int ret;
 104
 105         retv_if(!stmt, AIL_ERROR_INVALID_PARAMETER);
 106
 107         ret = sqlite3_bind_int(stmt, idx, (int) value);
 108         retv_with_dbmsg_if(ret != SQLITE_OK, AIL_ERROR_DB_FAILED);
 109
 110         return AIL_ERROR_OK;
 111 }
 112
 113
 114
 115 ail_error_e db_bind_int(sqlite3_stmt *stmt, int idx, int value)
 116 {
 117         int ret;
 118
 119         retv_if(!stmt, AIL_ERROR_INVALID_PARAMETER);
 120
 121         ret = sqlite3_bind_int(stmt, idx, value);
 122         retv_with_dbmsg_if(ret != SQLITE_OK, AIL_ERROR_DB_FAILED);
 123
 124         return AIL_ERROR_OK;
 125 }
 126
 127 ail_error_e db_bind_text(sqlite3_stmt *stmt, int idx, char* value)
 128 {
 129         int ret;
 130
 131         retv_if(!stmt, AIL_ERROR_INVALID_PARAMETER);
 132
 133         ret = sqlite3_bind_text(stmt, idx, value, strlen(value), 0);
 134         retv_with_dbmsg_if(ret != SQLITE_OK, AIL_ERROR_DB_FAILED);
 135
 136         return AIL_ERROR_OK;
 137 }
 138
 139
 140 ail_error_e db_step(sqlite3_stmt *stmt)
 141 {
 142         int ret;
 143
 144         retv_if(!stmt, AIL_ERROR_INVALID_PARAMETER);
 145
 146         ret = sqlite3_step(stmt);
 147         switch (ret) {
 148                 case SQLITE_DONE:
 149                         return AIL_ERROR_NO_DATA;
 150                 case SQLITE_ROW:
 151                         return AIL_ERROR_OK;
 152         }
 153
 154         retv_with_dbmsg_if(1, AIL_ERROR_DB_FAILED);
 155 }
 156
 157
 158
 159 ail_error_e db_column_bool(sqlite3_stmt *stmt, int index, bool *value)
 160 {
 161         int out_val;
 162
 163         retv_if(!stmt, AIL_ERROR_INVALID_PARAMETER);
 164         retv_if(!value, AIL_ERROR_INVALID_PARAMETER);
 165
 166         out_val = sqlite3_column_int(stmt, index);
 167         *value = (out_val == 1)? true:false;
 168
 169         return AIL_ERROR_OK;
 170 }
 171
 172
 173
 174 ail_error_e db_column_int(sqlite3_stmt *stmt, int index, int *value)
 175 {
 176         retv_if(!stmt, AIL_ERROR_INVALID_PARAMETER);
 177         retv_if(!value, AIL_ERROR_INVALID_PARAMETER);
 178
 179         *value = sqlite3_column_int(stmt, index);
 180
 181         return AIL_ERROR_OK;
 182 }
 183
 184
 185
 186 ail_error_e db_column_str(sqlite3_stmt *stmt, int index, char **str)
 187 {
 188         retv_if(!stmt, AIL_ERROR_INVALID_PARAMETER);
 189         retv_if(!str, AIL_ERROR_INVALID_PARAMETER);
 190
 191         *str = (char *)sqlite3_column_text(stmt, index);
 192
 193         return AIL_ERROR_OK;
 194 }
 195
 196
 197
 198 ail_error_e db_reset(sqlite3_stmt *stmt)
 199 {
 200         int ret;
 201
 202         retv_if(!stmt, AIL_ERROR_INVALID_PARAMETER);
 203
 204         sqlite3_clear_bindings(stmt);
 205
 206         ret = sqlite3_reset(stmt);
 207         retv_with_dbmsg_if(ret != SQLITE_OK, AIL_ERROR_DB_FAILED);
 208
 209         return AIL_ERROR_OK;
 210 }
 211
 212
 213
 214 ail_error_e db_finalize(sqlite3_stmt *stmt)
 215 {
 216         int ret;
 217
 218         retv_if(!stmt, AIL_ERROR_INVALID_PARAMETER);
 219
 220         ret = sqlite3_finalize(stmt);
 221         retv_with_dbmsg_if(ret != SQLITE_OK, AIL_ERROR_DB_FAILED);
 222
 223         return AIL_ERROR_OK;
 224 }
 225
 226
 227
 228 ail_error_e db_exec(const char *query)
 229 {
 230         int ret;
 231         char *errmsg;
 232
 233         retv_if(!query, AIL_ERROR_INVALID_PARAMETER);
 234         retv_if(!db_info.dbrw, AIL_ERROR_DB_FAILED);
 235
 236         ret = sqlite3_exec(db_info.dbrw, query, NULL, NULL, &errmsg);
 237         if (ret != SQLITE_OK) {
 238                 _E("Cannot execute this query - %s. because %s",
 239                                 query, errmsg? errmsg:"uncatched error");
 240                 sqlite3_free(errmsg);
 241                 return AIL_ERROR_DB_FAILED;
 242         }
 243
 244         return AIL_ERROR_OK;
 245 }
 246
 247
 248
 249 ail_error_e db_close(void)
 250 {
 251         int ret;
 252
 253         if(db_info.dbro) {
 254                 ret = sqlite3_close(db_info.dbro);
 255                 retv_with_dbmsg_if(ret != SQLITE_OK, AIL_ERROR_DB_FAILED);
 256
 257                 db_info.dbro = NULL;
 258         }
 259         if(db_info.dbrw) {
 260                 ret = sqlite3_close(db_info.dbrw);
 261                 retv_with_dbmsg_if(ret != SQLITE_OK, AIL_ERROR_DB_FAILED);
 262
 263                 db_info.dbrw = NULL;
 264         }
 265
 266         return AIL_ERROR_OK;
 267 }
 268
 269 EXPORT_API ail_error_e ail_db_close(void)
 270 {
 271         return db_close();
 272 }
 273
 274 int db_exec_sqlite_query(char *query, sqlite_query_callback callback, void *data)
 275 {
 276         char *error_message = NULL;
 277         if (SQLITE_OK !=
 278             sqlite3_exec(db_info.dbro, query, callback, data, &error_message)) {
 279                 _E("Don't execute query = %s error message = %s\n", query,
 280                        error_message);
 281                 sqlite3_free(error_message);
 282                 return -1;
 283         }
 284         sqlite3_free(error_message);
 285         return 0;
 286 }
 287
 288 // End of file.