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sasl_server_userdb_checkpass_t - Plaintext Password Verification Callback

 #include <sasl/sasl.h> 
 "int sasl_canon_user_t(sasl_conn_t " *conn ","  " void " *context ","  " const char " *user ", unsigned " ulen ","  " unsigned " flags ","  " const char " *user_realm ","  " char " *out_user ", unsigned " out_umax ","  " unsigned " *out_ulen ")" 

sasl_canon_user_t Is the callback for an application-supplied user canonicalization function. This function is subject to the requirements that all user canonicalization functions are: It must copy the result into the output buffers, but the output buffers and the input buffers may be the same. context context from the callback record user and ulen Un-canonicalized username (and length) flags Either SASL_CU_AUTHID (indicating the authentication ID is being canonicalized) or SASL_CU_AUTHZID (indicating the authorization ID is to be canonicalized) or a bitwise OR of the the two. user_realm Realm of authentication. out_user and out_umax and out_ulen The output buffer, max length, and actual length for the username. SASL callback functions should return SASL return codes. See sasl.h for a complete list. SASL_OK indicates success. sasl(3), sasl_callbacks(3), sasl_errors(3)