|
| 1 | +/*------- |
| 2 | + * Module:info30.c |
| 3 | + * |
| 4 | + * Description:This module contains routines related to ODBC 3.0 |
| 5 | + *SQLGetInfo(). |
| 6 | + * |
| 7 | + */ |
| 8 | + |
| 9 | +#ifndefODBCVER |
| 10 | +#defineODBCVER 0x0300 |
| 11 | +#endif |
| 12 | + |
| 13 | +#include"connection.h" |
| 14 | +#include"pgapifunc.h" |
| 15 | + |
| 16 | +RETCODESQL_API |
| 17 | +PGAPI_GetInfo30(HDBChdbc,UWORDfInfoType,PTRrgbInfoValue, |
| 18 | +SWORDcbInfoValueMax,SWORDFAR*pcbInfoValue) |
| 19 | +{ |
| 20 | +staticchar*func="PGAPI_GetInfo30"; |
| 21 | +ConnectionClass*conn= (ConnectionClass*)hdbc; |
| 22 | +char*p=NULL; |
| 23 | +intlen=0, |
| 24 | +value=0; |
| 25 | +RETCODEresult; |
| 26 | + |
| 27 | +switch (fInfoType) |
| 28 | +{ |
| 29 | +caseSQL_DYNAMIC_CURSOR_ATTRIBUTES1: |
| 30 | +len=4; |
| 31 | +value=0; |
| 32 | +break; |
| 33 | +caseSQL_DYNAMIC_CURSOR_ATTRIBUTES2: |
| 34 | +len=4; |
| 35 | +value=0; |
| 36 | +break; |
| 37 | + |
| 38 | +caseSQL_FORWARD_ONLY_CURSOR_ATTRIBUTES1: |
| 39 | +len=4; |
| 40 | +value=SQL_CA1_NEXT |SQL_CA1_ABSOLUTE | |
| 41 | +SQL_CA1_RELATIVE |SQL_CA1_BOOKMARK; |
| 42 | +break; |
| 43 | +caseSQL_FORWARD_ONLY_CURSOR_ATTRIBUTES2: |
| 44 | +len=4; |
| 45 | +value=0; |
| 46 | +break; |
| 47 | +caseSQL_KEYSET_CURSOR_ATTRIBUTES1: |
| 48 | +len=4; |
| 49 | +value=SQL_CA1_NEXT |SQL_CA1_ABSOLUTE |
| 50 | +|SQL_CA1_RELATIVE |SQL_CA1_BOOKMARK |
| 51 | +|SQL_CA1_LOCK_NO_CHANGE |SQL_CA1_POS_POSITION |
| 52 | +|SQL_CA1_POS_UPDATE |SQL_CA1_POS_DELETE |
| 53 | +|SQL_CA1_POS_REFRESH |
| 54 | +/* | SQL_CA1_BULK_ADD |
| 55 | +| SQL_CA1_BULK_UPDATE_BY_BOOKMARK |
| 56 | +| SQL_CA1_BULK_DELETE_BY_BOOKMARK |
| 57 | +| SQL_CA1_BULK_FETCH_BY_BOOKMARK */ |
| 58 | +; |
| 59 | +break; |
| 60 | +caseSQL_KEYSET_CURSOR_ATTRIBUTES2: |
| 61 | +len=4; |
| 62 | +value=SQL_CA2_OPT_ROWVER_CONCURRENCY | |
| 63 | +SQL_CA2_SENSITIVITY_ADDITIONS | |
| 64 | +SQL_CA2_SENSITIVITY_DELETIONS | |
| 65 | +SQL_CA2_SENSITIVITY_UPDATES; |
| 66 | +break; |
| 67 | + |
| 68 | +caseSQL_STATIC_CURSOR_ATTRIBUTES1: |
| 69 | +len=4; |
| 70 | +value=SQL_CA1_NEXT |SQL_CA1_ABSOLUTE | |
| 71 | +SQL_CA1_RELATIVE |SQL_CA1_BOOKMARK | |
| 72 | +SQL_CA1_LOCK_NO_CHANGE |SQL_CA1_POS_POSITION | |
| 73 | +SQL_CA1_POS_UPDATE |SQL_CA1_POS_DELETE | |
| 74 | +SQL_CA1_POS_REFRESH; |
| 75 | +break; |
| 76 | +caseSQL_STATIC_CURSOR_ATTRIBUTES2: |
| 77 | +len=4; |
| 78 | +value=SQL_CA2_OPT_ROWVER_CONCURRENCY | |
| 79 | +SQL_CA2_SENSITIVITY_ADDITIONS | |
| 80 | +SQL_CA2_SENSITIVITY_DELETIONS | |
| 81 | +SQL_CA2_SENSITIVITY_UPDATES; |
| 82 | +break; |
| 83 | + |
| 84 | +caseSQL_ODBC_INTERFACE_CONFORMANCE: |
| 85 | +len=4; |
| 86 | +value=SQL_OIC_CORE; |
| 87 | +break; |
| 88 | +caseSQL_ACTIVE_ENVIRONMENTS: |
| 89 | +len=2; |
| 90 | +value=0; |
| 91 | +break; |
| 92 | +caseSQL_AGGREGATE_FUNCTIONS: |
| 93 | +len=4; |
| 94 | +value=SQL_AF_ALL; |
| 95 | +break; |
| 96 | +caseSQL_ALTER_DOMAIN: |
| 97 | +len=4; |
| 98 | +value=0; |
| 99 | +break; |
| 100 | +caseSQL_ASYNC_MODE: |
| 101 | +len=4; |
| 102 | +value=SQL_AM_NONE; |
| 103 | +break; |
| 104 | +caseSQL_BATCH_ROW_COUNT: |
| 105 | +len=4; |
| 106 | +value=SQL_BRC_ROLLED_UP |SQL_BRC_EXPLICIT; |
| 107 | +break; |
| 108 | +caseSQL_BATCH_SUPPORT: |
| 109 | +len=4; |
| 110 | +value=SQL_BS_ROW_COUNT_EXPLICIT; |
| 111 | +break; |
| 112 | +caseSQL_CATALOG_NAME: |
| 113 | +len=0; |
| 114 | +if (PG_VERSION_LE(conn,7.2)) |
| 115 | +p="N"; |
| 116 | +else |
| 117 | +p="Y";/* hopefully */ |
| 118 | +break; |
| 119 | +caseSQL_COLLATION_SEQ: |
| 120 | +len=0; |
| 121 | +p=""; |
| 122 | +break; |
| 123 | +caseSQL_CREATE_ASSERTION: |
| 124 | +len=4; |
| 125 | +value=0; |
| 126 | +break; |
| 127 | +caseSQL_CREATE_CHARACTER_SET: |
| 128 | +len=4; |
| 129 | +value=0; |
| 130 | +break; |
| 131 | +caseSQL_CREATE_COLLATION: |
| 132 | +len=4; |
| 133 | +value=0; |
| 134 | +break; |
| 135 | +caseSQL_CREATE_DOMAIN: |
| 136 | +len=4; |
| 137 | +value=0; |
| 138 | +break; |
| 139 | +caseSQL_CREATE_SCHEMA: |
| 140 | +len=4; |
| 141 | +if (PG_VERSION_LE(conn,7.2)) |
| 142 | +value=0; |
| 143 | +else |
| 144 | +value=SQL_CS_CREATE_SCHEMA |SQL_CS_AUTHORIZATION;/* hopefully */ |
| 145 | +break; |
| 146 | +caseSQL_CREATE_TABLE: |
| 147 | +len=4; |
| 148 | +value=SQL_CT_CREATE_TABLE |SQL_CT_TABLE_CONSTRAINT |
| 149 | +|SQL_CT_CONSTRAINT_NAME_DEFINITION |
| 150 | +|SQL_CT_LOCAL_TEMPORARY |SQL_CT_COLUMN_CONSTRAINT |
| 151 | +|SQL_CT_COLUMN_DEFAULT |SQL_CT_CONSTRAINT_INITIALLY_DEFERRED |
| 152 | +|SQL_CT_CONSTRAINT_INITIALLY_IMMEDIATE |SQL_CT_CONSTRAINT_DEFERRABLE; |
| 153 | +break; |
| 154 | +caseSQL_CREATE_TRANSLATION: |
| 155 | +len=4; |
| 156 | +value=0; |
| 157 | +break; |
| 158 | +caseSQL_CREATE_VIEW: |
| 159 | +len=4; |
| 160 | +value=SQL_CV_CREATE_VIEW; |
| 161 | +break; |
| 162 | +caseSQL_DDL_INDEX: |
| 163 | +len=4; |
| 164 | +value=SQL_DI_CREATE_INDEX |SQL_DI_DROP_INDEX; |
| 165 | +break; |
| 166 | +caseSQL_DESCRIBE_PARAMETER: |
| 167 | +len=0; |
| 168 | +p="N"; |
| 169 | +break; |
| 170 | +caseSQL_DROP_ASSERTION: |
| 171 | +len=4; |
| 172 | +value=0; |
| 173 | +break; |
| 174 | +caseSQL_DROP_CHARACTER_SET: |
| 175 | +len=4; |
| 176 | +value=0; |
| 177 | +break; |
| 178 | +caseSQL_DROP_COLLATION: |
| 179 | +len=4; |
| 180 | +value=0; |
| 181 | +break; |
| 182 | +caseSQL_DROP_DOMAIN: |
| 183 | +len=4; |
| 184 | +value=0; |
| 185 | +break; |
| 186 | +caseSQL_DROP_SCHEMA: |
| 187 | +len=4; |
| 188 | +if (PG_VERSION_LE(conn,7.2)) |
| 189 | +value=0; |
| 190 | +else |
| 191 | +value=SQL_DS_DROP_SCHEMA |SQL_DS_RESTRICT |SQL_DS_CASCADE;/* hopefully */ |
| 192 | +break; |
| 193 | +caseSQL_DROP_TABLE: |
| 194 | +len=4; |
| 195 | +value=SQL_DT_DROP_TABLE; |
| 196 | +if (PG_VERSION_GT(conn,7.2))/* hopefully */ |
| 197 | +value |=SQL_DT_RESTRICT |SQL_DT_CASCADE; |
| 198 | +break; |
| 199 | +caseSQL_DROP_TRANSLATION: |
| 200 | +len=4; |
| 201 | +value=0; |
| 202 | +break; |
| 203 | +caseSQL_DROP_VIEW: |
| 204 | +len=4; |
| 205 | +value=SQL_DV_DROP_VIEW; |
| 206 | +if (PG_VERSION_GT(conn,7.2))/* hopefully */ |
| 207 | +value |=SQL_DV_RESTRICT |SQL_DV_CASCADE; |
| 208 | +break; |
| 209 | +caseSQL_INDEX_KEYWORDS: |
| 210 | +len=4; |
| 211 | +value=SQL_IK_NONE; |
| 212 | +caseSQL_INFO_SCHEMA_VIEWS: |
| 213 | +len=4; |
| 214 | +value=0; |
| 215 | +break; |
| 216 | +caseSQL_INSERT_STATEMENT: |
| 217 | +len=4; |
| 218 | +value=SQL_IS_INSERT_LITERALS |SQL_IS_INSERT_SEARCHED |SQL_IS_SELECT_INTO; |
| 219 | +break; |
| 220 | +caseSQL_MAX_IDENTIFIER_LEN: |
| 221 | +len=4; |
| 222 | +value=32; |
| 223 | +break; |
| 224 | +caseSQL_MAX_ROW_SIZE_INCLUDES_LONG: |
| 225 | +len=0; |
| 226 | +p="Y"; |
| 227 | +break; |
| 228 | +caseSQL_PARAM_ARRAY_ROW_COUNTS: |
| 229 | +len=4; |
| 230 | +value=SQL_PARC_NO_BATCH; |
| 231 | +break; |
| 232 | +caseSQL_PARAM_ARRAY_SELECTS: |
| 233 | +len=4; |
| 234 | +value=SQL_PAS_NO_SELECT; |
| 235 | +break; |
| 236 | +caseSQL_SQL_CONFORMANCE: |
| 237 | +len=4; |
| 238 | +value=SQL_SC_SQL92_ENTRY; |
| 239 | +break; |
| 240 | +caseSQL_SQL92_DATETIME_FUNCTIONS: |
| 241 | +len=4; |
| 242 | +value=SQL_SDF_CURRENT_DATE |SQL_SDF_CURRENT_TIME |SQL_SDF_CURRENT_TIMESTAMP; |
| 243 | +break; |
| 244 | +caseSQL_SQL92_FOREIGN_KEY_DELETE_RULE: |
| 245 | +len=4; |
| 246 | +value=SQL_SFKD_CASCADE |SQL_SFKD_NO_ACTION |SQL_SFKD_SET_DEFAULT |SQL_SFKD_SET_NULL; |
| 247 | +break; |
| 248 | +caseSQL_SQL92_FOREIGN_KEY_UPDATE_RULE: |
| 249 | +len=4; |
| 250 | +value=SQL_SFKU_CASCADE |SQL_SFKU_NO_ACTION |SQL_SFKU_SET_DEFAULT |SQL_SFKU_SET_NULL; |
| 251 | +break; |
| 252 | +caseSQL_SQL92_GRANT: |
| 253 | +len=4; |
| 254 | +value=SQL_SG_DELETE_TABLE |SQL_SG_INSERT_TABLE |SQL_SG_REFERENCES_TABLE |SQL_SG_SELECT_TABLE |SQL_SG_UPDATE_TABLE; |
| 255 | +break; |
| 256 | +caseSQL_SQL92_NUMERIC_VALUE_FUNCTIONS: |
| 257 | +len=4; |
| 258 | +value=SQL_SNVF_BIT_LENGTH |SQL_SNVF_CHAR_LENGTH |
| 259 | +|SQL_SNVF_CHARACTER_LENGTH |SQL_SNVF_EXTRACT |
| 260 | +|SQL_SNVF_OCTET_LENGTH |SQL_SNVF_POSITION; |
| 261 | +break; |
| 262 | +caseSQL_SQL92_PREDICATES: |
| 263 | +len=4; |
| 264 | +value=SQL_SP_BETWEEN |SQL_SP_COMPARISON |
| 265 | +|SQL_SP_EXISTS |SQL_SP_IN |
| 266 | +|SQL_SP_ISNOTNULL |SQL_SP_ISNULL |
| 267 | +|SQL_SP_LIKE |SQL_SP_OVERLAPS |
| 268 | +|SQL_SP_QUANTIFIED_COMPARISON; |
| 269 | +break; |
| 270 | +caseSQL_SQL92_RELATIONAL_JOIN_OPERATORS: |
| 271 | +len=4; |
| 272 | +if (PG_VERSION_GE(conn,7.1)) |
| 273 | +value=SQL_SRJO_CROSS_JOIN |SQL_SRJO_EXCEPT_JOIN |
| 274 | +|SQL_SRJO_FULL_OUTER_JOIN |SQL_SRJO_INNER_JOIN |
| 275 | +|SQL_SRJO_INTERSECT_JOIN |SQL_SRJO_LEFT_OUTER_JOIN |
| 276 | +|SQL_SRJO_NATURAL_JOIN |SQL_SRJO_RIGHT_OUTER_JOIN |
| 277 | +|SQL_SRJO_UNION_JOIN; |
| 278 | +break; |
| 279 | +caseSQL_SQL92_REVOKE: |
| 280 | +len=4; |
| 281 | +value=SQL_SR_DELETE_TABLE |SQL_SR_INSERT_TABLE |SQL_SR_REFERENCES_TABLE |SQL_SR_SELECT_TABLE |SQL_SR_UPDATE_TABLE; |
| 282 | +break; |
| 283 | +caseSQL_SQL92_ROW_VALUE_CONSTRUCTOR: |
| 284 | +len=4; |
| 285 | +value=SQL_SRVC_VALUE_EXPRESSION |SQL_SRVC_NULL; |
| 286 | +break; |
| 287 | +caseSQL_SQL92_STRING_FUNCTIONS: |
| 288 | +len=4; |
| 289 | +value=SQL_SSF_CONVERT |SQL_SSF_LOWER |
| 290 | +|SQL_SSF_UPPER |SQL_SSF_SUBSTRING |
| 291 | +|SQL_SSF_TRANSLATE |SQL_SSF_TRIM_BOTH |
| 292 | +|SQL_SSF_TRIM_LEADING |SQL_SSF_TRIM_TRAILING; |
| 293 | +break; |
| 294 | +caseSQL_SQL92_VALUE_EXPRESSIONS: |
| 295 | +len=4; |
| 296 | +value=SQL_SVE_CASE |SQL_SVE_CAST |SQL_SVE_COALESCE |SQL_SVE_NULLIF; |
| 297 | +break; |
| 298 | +/* The followings aren't implemented yet */ |
| 299 | +caseSQL_DATETIME_LITERALS: |
| 300 | +len=4; |
| 301 | +caseSQL_DM_VER: |
| 302 | +len=0; |
| 303 | +caseSQL_DRIVER_HDESC: |
| 304 | +len=4; |
| 305 | +caseSQL_MAX_ASYNC_CONCURRENT_STATEMENTS: |
| 306 | +len=4; |
| 307 | +caseSQL_STANDARD_CLI_CONFORMANCE: |
| 308 | +len=4; |
| 309 | +caseSQL_XOPEN_CLI_YEAR: |
| 310 | +len=0; |
| 311 | +default: |
| 312 | +/* unrecognized key */ |
| 313 | +conn->errormsg="Unrecognized key passed to SQLGetInfo30."; |
| 314 | +conn->errornumber=CONN_NOT_IMPLEMENTED_ERROR; |
| 315 | +CC_log_error(func,"",conn); |
| 316 | +returnSQL_ERROR; |
| 317 | +} |
| 318 | +result=SQL_SUCCESS; |
| 319 | +if (p) |
| 320 | +{ |
| 321 | +/* char/binary data */ |
| 322 | +len=strlen(p); |
| 323 | + |
| 324 | +if (rgbInfoValue) |
| 325 | +{ |
| 326 | +strncpy_null((char*)rgbInfoValue,p, (size_t)cbInfoValueMax); |
| 327 | + |
| 328 | +if (len >=cbInfoValueMax) |
| 329 | +{ |
| 330 | +result=SQL_SUCCESS_WITH_INFO; |
| 331 | +conn->errornumber=CONN_TRUNCATED; |
| 332 | +conn->errormsg="The buffer was too small for tthe InfoValue."; |
| 333 | +} |
| 334 | +} |
| 335 | +} |
| 336 | +else |
| 337 | +{ |
| 338 | +/* numeric data */ |
| 339 | +if (rgbInfoValue) |
| 340 | +{ |
| 341 | +if (len==2) |
| 342 | +*((WORD*)rgbInfoValue)= (WORD)value; |
| 343 | +elseif (len==4) |
| 344 | +*((DWORD*)rgbInfoValue)= (DWORD)value; |
| 345 | +} |
| 346 | +} |
| 347 | + |
| 348 | +if (pcbInfoValue) |
| 349 | +*pcbInfoValue=len; |
| 350 | +returnresult; |
| 351 | +} |
