122 lines
3.4 KiB
C
122 lines
3.4 KiB
C
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/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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* SPDX-License-Identifier: curl
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*
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*
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***************************************************************************/
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/*
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* QADRT/QADRTMAIN2 substitution program.
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* This is needed because the IBM-provided QADRTMAIN2 does not
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* properly translate arguments by default or if no locale is provided.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <iconv.h>
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#include <errno.h>
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#include <locale.h>
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/* Do not use qadrt.h since it defines unneeded static procedures. */
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extern void QadrtInit(void);
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extern int QadrtFreeConversionTable(void);
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extern int QadrtFreeEnviron(void);
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extern char * setlocale_a(int, const char *);
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/* The ASCII main program. */
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extern int main_a(int argc, char * * argv);
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/* Global values of original EBCDIC arguments. */
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int ebcdic_argc;
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char ** ebcdic_argv;
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int main(int argc, char **argv)
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{
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int i;
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int j;
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iconv_t cd;
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size_t bytecount = 0;
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char *inbuf;
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char *outbuf;
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size_t inbytesleft;
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size_t outbytesleft;
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char dummybuf[128];
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char tocode[32];
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char fromcode[32];
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ebcdic_argc = argc;
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ebcdic_argv = argv;
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/* Build the encoding converter. */
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strncpy(tocode, "IBMCCSID01208", sizeof(tocode)); /* Use UTF-8. */
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strncpy(fromcode, "IBMCCSID000000000010", sizeof(fromcode));
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cd = iconv_open(tocode, fromcode);
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/* Measure the arguments. */
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for(i = 0; i < argc; i++) {
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inbuf = argv[i];
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do {
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inbytesleft = 0;
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outbuf = dummybuf;
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outbytesleft = sizeof(dummybuf);
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j = iconv(cd, &inbuf, &inbytesleft, &outbuf, &outbytesleft);
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bytecount += outbuf - dummybuf;
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} while(j == -1 && errno == E2BIG);
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/* Reset the shift state. */
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iconv(cd, NULL, &inbytesleft, &outbuf, &outbytesleft);
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}
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/* Allocate memory for the ASCII arguments and vector. */
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argv = (char **) malloc((argc + 1) * sizeof(*argv) + bytecount);
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/* Build the vector and convert argument encoding. */
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outbuf = (char *) (argv + argc + 1);
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outbytesleft = bytecount;
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for(i = 0; i < argc; i++) {
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argv[i] = outbuf;
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inbuf = ebcdic_argv[i];
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inbytesleft = 0;
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iconv(cd, &inbuf, &inbytesleft, &outbuf, &outbytesleft);
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iconv(cd, NULL, &inbytesleft, &outbuf, &outbytesleft);
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}
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iconv_close(cd);
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argv[argc] = NULL;
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/* Try setting the locale regardless of QADRT_ENV_LOCALE. */
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setlocale_a(LC_ALL, "");
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/* Call the program. */
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i = main_a(argc, argv);
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/* Clean-up allocated items. */
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free((char *) argv);
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QadrtFreeConversionTable();
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QadrtFreeEnviron();
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/* Terminate. */
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return i;
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}
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