Name
sqlite3_set_authorizer() — Register an authorization callback
Definition
int sqlite3_set_authorizer( sqlite3* db, auth_callback, void* udp ); int auth_callback( void* udp, int action_code, const char* param1, const char* param2, const char* db_name, const char* trigger_name );
-
db
A database connection.
-
auth_callback
An application-defined authorization callback function.
-
udp
An application-defined user-data pointer. This value is made available to the authorization callback.
-
action_code
A code indicating which database operation requires authorization.
param1
,param2
Two data values related to the authorization action. The specific meaning of these parameters depends on the value of the
action_code
parameter.-
db_name
The logical name of the database being affected by the action in question. This value is valid for many, but not all,
action_code
values.-
trigger_name
If the action in question comes from a trigger, the name of the lowest-level trigger. If the action comes from a bare SQL statement, this parameter will be NULL.
- Returns (
sqlite3_set_authorizer()
) An SQLite result code.
- Returns (
auth_func()
) An SQLite result code. The code
SQLITE_OK
indicates that the action is allowed. The codeSQLITE_IGNORE
denies the specific action, but allows the SQL statement to continue. The codeSQLITE_DENY
causes the whole SQL statement to be rejected.
Description
This function registers an authorization callback. The callback is called when SQL statements are prepared, allowing the application to ...
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