Line data    Source code

       1             : /*-------------------------------------------------------------------------
       2             :  *
       3             :  *    ASCII and MULE_INTERNAL
       4             :  *
       5             :  * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
       6             :  * Portions Copyright (c) 1994, Regents of the University of California
       7             :  *
       8             :  * IDENTIFICATION
       9             :  *    src/backend/utils/mb/conversion_procs/ascii_and_mic/ascii_and_mic.c
      10             :  *
      11             :  *-------------------------------------------------------------------------
      12             :  */
      13             : 
      14             : #include "postgres.h"
      15             : #include "fmgr.h"
      16             : #include "mb/pg_wchar.h"
      17             : 
      18           2 : PG_MODULE_MAGIC;
      19             : 
      20           4 : PG_FUNCTION_INFO_V1(ascii_to_mic);
      21           4 : PG_FUNCTION_INFO_V1(mic_to_ascii);
      22             : 
      23             : /* ----------
      24             :  * conv_proc(
      25             :  *      INTEGER,    -- source encoding id
      26             :  *      INTEGER,    -- destination encoding id
      27             :  *      CSTRING,    -- source string (null terminated C string)
      28             :  *      CSTRING,    -- destination string (null terminated C string)
      29             :  *      INTEGER     -- source string length
      30             :  * ) returns VOID;
      31             :  * ----------
      32             :  */
      33             : 
      34             : Datum
      35           2 : ascii_to_mic(PG_FUNCTION_ARGS)
      36             : {
      37           2 :     unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
      38           2 :     unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
      39           2 :     int         len = PG_GETARG_INT32(4);
      40             : 
      41           2 :     CHECK_ENCODING_CONVERSION_ARGS(PG_SQL_ASCII, PG_MULE_INTERNAL);
      42             : 
      43           2 :     pg_ascii2mic(src, dest, len);
      44             : 
      45           2 :     PG_RETURN_VOID();
      46             : }
      47             : 
      48             : Datum
      49           2 : mic_to_ascii(PG_FUNCTION_ARGS)
      50             : {
      51           2 :     unsigned char *src = (unsigned char *) PG_GETARG_CSTRING(2);
      52           2 :     unsigned char *dest = (unsigned char *) PG_GETARG_CSTRING(3);
      53           2 :     int         len = PG_GETARG_INT32(4);
      54             : 
      55           2 :     CHECK_ENCODING_CONVERSION_ARGS(PG_MULE_INTERNAL, PG_SQL_ASCII);
      56             : 
      57           2 :     pg_mic2ascii(src, dest, len);
      58             : 
      59           2 :     PG_RETURN_VOID();
      60             : }