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Diffstat (limited to '')
| -rw-r--r-- | ext/misc/showauth.c | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/ext/misc/showauth.c b/ext/misc/showauth.c new file mode 100644 index 0000000..87a9a68 --- /dev/null +++ b/ext/misc/showauth.c @@ -0,0 +1,103 @@ +/* +** 2014-09-21 +** +** The author disclaims copyright to this source code. In place of +** a legal notice, here is a blessing: +** +** May you do good and not evil. +** May you find forgiveness for yourself and forgive others. +** May you share freely, never taking more than you give. +** +****************************************************************************** +** +** This SQLite extension adds a debug "authorizer" callback to the database +** connection. The callback merely writes the authorization request to +** standard output and returns SQLITE_OK. +** +** This extension can be used (for example) in the command-line shell to +** trace the operation of the authorizer. +*/ +#include "sqlite3ext.h" +SQLITE_EXTENSION_INIT1 +#include <stdio.h> + +/* +** Display the authorization request +*/ +static int authCallback( + void *pClientData, + int op, + const char *z1, + const char *z2, + const char *z3, + const char *z4 +){ + const char *zOp; + char zOpSpace[50]; + switch( op ){ + case SQLITE_CREATE_INDEX: zOp = "CREATE_INDEX"; break; + case SQLITE_CREATE_TABLE: zOp = "CREATE_TABLE"; break; + case SQLITE_CREATE_TEMP_INDEX: zOp = "CREATE_TEMP_INDEX"; break; + case SQLITE_CREATE_TEMP_TABLE: zOp = "CREATE_TEMP_TABLE"; break; + case SQLITE_CREATE_TEMP_TRIGGER: zOp = "CREATE_TEMP_TRIGGER"; break; + case SQLITE_CREATE_TEMP_VIEW: zOp = "CREATE_TEMP_VIEW"; break; + case SQLITE_CREATE_TRIGGER: zOp = "CREATE_TRIGGER"; break; + case SQLITE_CREATE_VIEW: zOp = "CREATE_VIEW"; break; + case SQLITE_DELETE: zOp = "DELETE"; break; + case SQLITE_DROP_INDEX: zOp = "DROP_INDEX"; break; + case SQLITE_DROP_TABLE: zOp = "DROP_TABLE"; break; + case SQLITE_DROP_TEMP_INDEX: zOp = "DROP_TEMP_INDEX"; break; + case SQLITE_DROP_TEMP_TABLE: zOp = "DROP_TEMP_TABLE"; break; + case SQLITE_DROP_TEMP_TRIGGER: zOp = "DROP_TEMP_TRIGGER"; break; + case SQLITE_DROP_TEMP_VIEW: zOp = "DROP_TEMP_VIEW"; break; + case SQLITE_DROP_TRIGGER: zOp = "DROP_TRIGGER"; break; + case SQLITE_DROP_VIEW: zOp = "DROP_VIEW"; break; + case SQLITE_INSERT: zOp = "INSERT"; break; + case SQLITE_PRAGMA: zOp = "PRAGMA"; break; + case SQLITE_READ: zOp = "READ"; break; + case SQLITE_SELECT: zOp = "SELECT"; break; + case SQLITE_TRANSACTION: zOp = "TRANSACTION"; break; + case SQLITE_UPDATE: zOp = "UPDATE"; break; + case SQLITE_ATTACH: zOp = "ATTACH"; break; + case SQLITE_DETACH: zOp = "DETACH"; break; + case SQLITE_ALTER_TABLE: zOp = "ALTER_TABLE"; break; + case SQLITE_REINDEX: zOp = "REINDEX"; break; + case SQLITE_ANALYZE: zOp = "ANALYZE"; break; + case SQLITE_CREATE_VTABLE: zOp = "CREATE_VTABLE"; break; + case SQLITE_DROP_VTABLE: zOp = "DROP_VTABLE"; break; + case SQLITE_FUNCTION: zOp = "FUNCTION"; break; + case SQLITE_SAVEPOINT: zOp = "SAVEPOINT"; break; + case SQLITE_COPY: zOp = "COPY"; break; + case SQLITE_RECURSIVE: zOp = "RECURSIVE"; break; + + + default: { + sqlite3_snprintf(sizeof(zOpSpace), zOpSpace, "%d", op); + zOp = zOpSpace; + break; + } + } + if( z1==0 ) z1 = "NULL"; + if( z2==0 ) z2 = "NULL"; + if( z3==0 ) z3 = "NULL"; + if( z4==0 ) z4 = "NULL"; + printf("AUTH: %s,%s,%s,%s,%s\n", zOp, z1, z2, z3, z4); + return SQLITE_OK; +} + + + +#ifdef _WIN32 +__declspec(dllexport) +#endif +int sqlite3_showauth_init( + sqlite3 *db, + char **pzErrMsg, + const sqlite3_api_routines *pApi +){ + int rc = SQLITE_OK; + SQLITE_EXTENSION_INIT2(pApi); + (void)pzErrMsg; /* Unused parameter */ + rc = sqlite3_set_authorizer(db, authCallback, 0); + return rc; +} |