1180 lines
		
	
	
		
			25 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			1180 lines
		
	
	
		
			25 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /***************************************************************************
 | |
|  *                                  _   _ ____  _
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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) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
 | |
|  *
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|  * This software is licensed as described in the file COPYING, which
 | |
|  * you should have received as part of this distribution. The terms
 | |
|  * are also available at http://curl.haxx.se/docs/copyright.html.
 | |
|  *
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|  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
 | |
|  * copies of the Software, and permit persons to whom the Software is
 | |
|  * furnished to do so, under the terms of the COPYING file.
 | |
|  *
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|  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 | |
|  * KIND, either express or implied.
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|  *
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|  * $Id: ccsidcurl.c,v 1.12 2008-10-17 13:17:41 patrickm Exp $
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|  *
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|  ***************************************************************************/
 | |
| 
 | |
| /* CCSID API wrappers for OS/400. */
 | |
| 
 | |
| #include <iconv.h>
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| #include <string.h>
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| #include <stdlib.h>
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| #include <errno.h>
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| #include <stdarg.h>
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| 
 | |
| #pragma enum(int)
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| 
 | |
| #include <curl/curl.h>
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| #include <curl/mprintf.h>
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| #include "urldata.h"
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| #include "url.h"
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| #include "getinfo.h"
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| #include "ccsidcurl.h"
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| 
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| #include "os400sys.h"
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| 
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| #ifndef SIZE_MAX
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| #define SIZE_MAX        ((size_t) ~0)   /* Is unsigned on OS/400. */
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| #endif
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| 
 | |
| 
 | |
| #define ASCII_CCSID     819     /* Use ISO-8859-1 as ASCII. */
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| #define NOCONV_CCSID    65535   /* No conversion. */
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| #define ICONV_ID_SIZE   32      /* Size of iconv_open() code identifier. */
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| #define ICONV_OPEN_ERROR(t)     ((t).return_value == -1)
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| 
 | |
| #define ALLOC_GRANULE   8       /* Alloc. granule for curl_formadd_ccsid(). */
 | |
| 
 | |
| 
 | |
| static void
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| makeOS400IconvCode(char buf[ICONV_ID_SIZE], unsigned int ccsid)
 | |
| 
 | |
| {
 | |
|   /**
 | |
|   *** Convert a CCSID to the corresponding IBM iconv_open() character
 | |
|   ***  code identifier.
 | |
|   ***  This code is specific to the OS400 implementation of the iconv library.
 | |
|   ***  CCSID 65535 (no conversion) is replaced by the ASCII CCSID.
 | |
|   ***  CCSID 0 is interpreted by the OS400 as the job's CCSID.
 | |
|   **/
 | |
| 
 | |
|   ccsid &= 0xFFFF;
 | |
| 
 | |
|   if (ccsid == NOCONV_CCSID)
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|     ccsid = ASCII_CCSID;
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| 
 | |
|   memset(buf, 0, ICONV_ID_SIZE);
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|   curl_msprintf(buf, "IBMCCSID%05u0000000", ccsid);
 | |
| }
 | |
| 
 | |
| 
 | |
| static iconv_t
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| iconv_open_CCSID(unsigned int ccsidout, unsigned int ccsidin, unsigned int cstr)
 | |
| 
 | |
| {
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|   char fromcode[ICONV_ID_SIZE];
 | |
|   char tocode[ICONV_ID_SIZE];
 | |
| 
 | |
|   /**
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|   ***  Like iconv_open(), but character codes are given as CCSIDs.
 | |
|   ***  If `cstr' is non-zero, conversion is set up to stop whenever a
 | |
|   ***   null character is encountered.
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|   ***  See iconv_open() IBM description in "National Language Support API".
 | |
|   **/
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| 
 | |
|   makeOS400IconvCode(fromcode, ccsidin);
 | |
|   makeOS400IconvCode(tocode, ccsidout);
 | |
|   memset(tocode + 13, 0, sizeof tocode - 13);   /* Dest. code id format. */
 | |
| 
 | |
|   if (cstr)
 | |
|     fromcode[18] = '1';                         /* Set null-terminator flag. */
 | |
| 
 | |
|   return iconv_open(tocode, fromcode);
 | |
| }
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| 
 | |
| 
 | |
| static int
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| convert(char * d, size_t dlen, int dccsid,
 | |
|         const char * s, int slen, int sccsid)
 | |
| 
 | |
| {
 | |
|   int i;
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|   iconv_t cd;
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|   size_t lslen;
 | |
| 
 | |
|   /**
 | |
|   ***  Convert `sccsid'-coded `slen'-data bytes at `s' into `dccsid'-coded
 | |
|   ***   data stored in the `dlen'-byte buffer at `d'.
 | |
|   ***  If `slen' < 0, source string is null-terminated.
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|   ***  CCSID 65535 (no conversion) is replaced by the ASCII CCSID.
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|   ***  Return the converted destination byte count, or -1 if error.
 | |
|   **/
 | |
| 
 | |
|   if (sccsid == 65535)
 | |
|     sccsid = ASCII_CCSID;
 | |
| 
 | |
|   if (dccsid == 65535)
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|     dccsid = ASCII_CCSID;
 | |
| 
 | |
|   if (sccsid == dccsid) {
 | |
|     lslen = slen >= 0? slen: strlen(s) + 1;
 | |
|     i = lslen < dlen? lslen: dlen;
 | |
| 
 | |
|     if (s != d && i > 0)
 | |
|       memcpy(d, s, i);
 | |
| 
 | |
|     return i;
 | |
|     }
 | |
| 
 | |
|   if (slen < 0) {
 | |
|     lslen = 0;
 | |
|     cd = iconv_open_CCSID(dccsid, sccsid, 1);
 | |
|     }
 | |
|   else {
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|     lslen = (size_t) slen;
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|     cd = iconv_open_CCSID(dccsid, sccsid, 0);
 | |
|     }
 | |
| 
 | |
|   if (ICONV_OPEN_ERROR(cd))
 | |
|     return -1;
 | |
| 
 | |
|   i = dlen;
 | |
| 
 | |
|   if ((int) iconv(cd, (char * *) &s, &lslen, &d, &dlen) < 0)
 | |
|     i = -1;
 | |
|   else
 | |
|     i -= dlen;
 | |
| 
 | |
|   iconv_close(cd);
 | |
|   return i;
 | |
| }
 | |
| 
 | |
| 
 | |
| static char *
 | |
| dynconvert(int dccsid, const char * s, int slen, int sccsid)
 | |
| 
 | |
| {
 | |
|   char * d;
 | |
|   char * cp;
 | |
|   size_t dlen;
 | |
|   int l;
 | |
|   int l2;
 | |
|   static const char nullbyte = 0;
 | |
| 
 | |
|   /* Like convert, but the destination is allocated and returned. */
 | |
| 
 | |
|   dlen = (size_t) (slen < 0? strlen(s): slen) + 1;
 | |
|   dlen *= MAX_CONV_EXPANSION;           /* Allow some expansion. */
 | |
|   d = malloc(dlen);
 | |
| 
 | |
|   if (!d)
 | |
|     return (char *) NULL;
 | |
| 
 | |
|   l = convert(d, dlen, dccsid, s, slen, sccsid);
 | |
| 
 | |
|   if (l < 0) {
 | |
|     free(d);
 | |
|     return (char *) NULL;
 | |
|     }
 | |
| 
 | |
|   if (slen < 0) {
 | |
|     /* Need to null-terminate even when source length is given.
 | |
|        Since destination code size is unknown, use a conversion to generate
 | |
|        terminator. */
 | |
| 
 | |
|     l2 = convert(d + l, dlen - l, dccsid, &nullbyte, -1, ASCII_CCSID);
 | |
| 
 | |
|     if (l2 < 0) {
 | |
|       free(d);
 | |
|       return (char *) NULL;
 | |
|       }
 | |
| 
 | |
|     l += l2;
 | |
|     }
 | |
| 
 | |
|   if ((size_t) l < dlen) {
 | |
|     cp = realloc(d, l);         /* Shorten to minimum needed. */
 | |
| 
 | |
|     if (cp)
 | |
|       d = cp;
 | |
|     }
 | |
| 
 | |
|   return d;
 | |
| }
 | |
| 
 | |
| 
 | |
| char *
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| curl_version_ccsid(unsigned int ccsid)
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| 
 | |
| {
 | |
|   int i;
 | |
|   char * aversion;
 | |
|   char * eversion;
 | |
| 
 | |
|   aversion = curl_version();
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| 
 | |
|   if (!aversion)
 | |
|     return aversion;
 | |
| 
 | |
|   i = strlen(aversion) + 1;
 | |
|   i *= MAX_CONV_EXPANSION;
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| 
 | |
|   if (!(eversion = Curl_thread_buffer(LK_CURL_VERSION, i)))
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|     return (char *) NULL;
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| 
 | |
|   if (convert(eversion, i, ccsid, aversion, -1, ASCII_CCSID) < 0)
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|     return (char *) NULL;
 | |
| 
 | |
|   return eversion;
 | |
| }
 | |
| 
 | |
| 
 | |
| char *
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| curl_easy_escape_ccsid(CURL * handle, const char * string, int length,
 | |
|                        unsigned int sccsid, unsigned int dccsid)
 | |
| 
 | |
| {
 | |
|   char * s;
 | |
|   char * d;
 | |
| 
 | |
|   if (!string) {
 | |
|     errno = EINVAL;
 | |
|     return (char *) NULL;
 | |
|     }
 | |
| 
 | |
|   s = dynconvert(ASCII_CCSID, s, length? length: -1, sccsid);
 | |
| 
 | |
|   if (!s)
 | |
|     return (char *) NULL;
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| 
 | |
|   d = curl_easy_escape(handle, s, 0);
 | |
|   free(s);
 | |
| 
 | |
|   if (!d)
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|     return (char *) NULL;
 | |
| 
 | |
|   s = dynconvert(dccsid, d, -1, ASCII_CCSID);
 | |
|   free(d);
 | |
|   return s;
 | |
| }
 | |
| 
 | |
| 
 | |
| char *
 | |
| curl_easy_unescape_ccsid(CURL * handle, const char * string, int length,
 | |
|                          int * outlength,
 | |
|                          unsigned int sccsid, unsigned int dccsid)
 | |
| 
 | |
| {
 | |
|   char * s;
 | |
|   char * d;
 | |
| 
 | |
|   if (!string) {
 | |
|     errno = EINVAL;
 | |
|     return (char *) NULL;
 | |
|     }
 | |
| 
 | |
|   s = dynconvert(ASCII_CCSID, s, length? length: -1, sccsid);
 | |
| 
 | |
|   if (!s)
 | |
|     return (char *) NULL;
 | |
| 
 | |
|   d = curl_easy_unescape(handle, s, 0, outlength);
 | |
|   free(s);
 | |
| 
 | |
|   if (!d)
 | |
|     return (char *) NULL;
 | |
| 
 | |
|   s = dynconvert(dccsid, d, -1, ASCII_CCSID);
 | |
|   free(d);
 | |
| 
 | |
|   if (s && outlength)
 | |
|     *outlength = strlen(s);
 | |
| 
 | |
|   return s;
 | |
| }
 | |
| 
 | |
| 
 | |
| struct curl_slist *
 | |
| curl_slist_append_ccsid(struct curl_slist * list,
 | |
|                         const char * data, unsigned int ccsid)
 | |
| 
 | |
| {
 | |
|   char * s;
 | |
| 
 | |
|   s = (char *) NULL;
 | |
| 
 | |
|   if (!data)
 | |
|     return curl_slist_append(list, data);
 | |
| 
 | |
|   s = dynconvert(ASCII_CCSID, data, -1, ccsid);
 | |
| 
 | |
|   if (!s)
 | |
|     return (struct curl_slist *) NULL;
 | |
| 
 | |
|   list = curl_slist_append(list, s);
 | |
|   free(s);
 | |
|   return list;
 | |
| }
 | |
| 
 | |
| 
 | |
| time_t
 | |
| curl_getdate_ccsid(const char * p, const time_t * unused, unsigned int ccsid)
 | |
| 
 | |
| {
 | |
|   char * s;
 | |
|   time_t t;
 | |
| 
 | |
|   if (!p)
 | |
|     return curl_getdate(p, unused);
 | |
| 
 | |
|   s = dynconvert(ASCII_CCSID, p, -1, ccsid);
 | |
| 
 | |
|   if (!s)
 | |
|     return (time_t) -1;
 | |
| 
 | |
|   t = curl_getdate(s, unused);
 | |
|   free(s);
 | |
|   return t;
 | |
| }
 | |
| 
 | |
| 
 | |
| static int
 | |
| convert_version_info_string(const char * * stringp,
 | |
|                             char * * bufp, int * left, unsigned int ccsid)
 | |
| 
 | |
| {
 | |
|   int l;
 | |
| 
 | |
|   /* Helper for curl_version_info_ccsid(): convert a string if defined.
 | |
|      Result is stored in the `*left'-byte buffer at `*bufp'.
 | |
|      `*bufp' and `*left' are updated accordingly.
 | |
|      Return 0 if ok, else -1. */
 | |
| 
 | |
|   if (*stringp) {
 | |
|     l = convert(*bufp, *left, ccsid, *stringp, -1, ASCII_CCSID);
 | |
| 
 | |
|     if (l <= 0)
 | |
|       return -1;
 | |
| 
 | |
|     *stringp = *bufp;
 | |
|     *bufp += l;
 | |
|     *left -= l;
 | |
|     }
 | |
| 
 | |
|   return 0;
 | |
| }
 | |
| 
 | |
| 
 | |
| curl_version_info_data *
 | |
| curl_version_info_ccsid(CURLversion stamp, unsigned int ccsid)
 | |
| 
 | |
| {
 | |
|   curl_version_info_data * p;
 | |
|   char * cp;
 | |
|   int n;
 | |
|   int nproto;
 | |
|   int i;
 | |
|   curl_version_info_data * id;
 | |
| 
 | |
|   /* The assertion below is possible, because although the second operand
 | |
|      is an enum member, the first is a #define. In that case, the OS/400 C
 | |
|      compiler seems to compare string values after substitution. */
 | |
| 
 | |
| #if CURLVERSION_NOW != CURLVERSION_FOURTH
 | |
| #error curl_version_info_data structure has changed: upgrade this procedure too.
 | |
| #endif
 | |
| 
 | |
|   /* If caller has been compiled with a new version, error. */
 | |
| 
 | |
|   if (stamp > CURLVERSION_NOW)
 | |
|     return (curl_version_info_data *) NULL;
 | |
| 
 | |
|   p = curl_version_info(stamp);
 | |
| 
 | |
|   if (!p)
 | |
|     return p;
 | |
| 
 | |
|   /* Measure thread space needed. */
 | |
| 
 | |
|   n = 0;
 | |
|   nproto = 0;
 | |
| 
 | |
|   if (p->protocols) {
 | |
|     while (p->protocols[nproto])
 | |
|       n += strlen(p->protocols[nproto++]);
 | |
| 
 | |
|     n += nproto++;
 | |
|     }
 | |
| 
 | |
|   if (p->version)
 | |
|     n += strlen(p->version) + 1;
 | |
| 
 | |
|   if (p->host)
 | |
|     n += strlen(p->host) + 1;
 | |
| 
 | |
|   if (p->ssl_version)
 | |
|     n += strlen(p->ssl_version) + 1;
 | |
| 
 | |
|   if (p->libz_version)
 | |
|     n += strlen(p->libz_version) + 1;
 | |
| 
 | |
|   if (p->ares)
 | |
|     n += strlen(p->ares) + 1;
 | |
| 
 | |
|   if (p->libidn)
 | |
|     n += strlen(p->libidn) + 1;
 | |
| 
 | |
|   if (p->libssh_version)
 | |
|     n += strlen(p->libssh_version) + 1;
 | |
| 
 | |
|   /* Allocate thread space. */
 | |
| 
 | |
|   n *= MAX_CONV_EXPANSION;
 | |
| 
 | |
|   if (nproto)
 | |
|     n += nproto * sizeof(const char *);
 | |
| 
 | |
|   cp = Curl_thread_buffer(LK_VERSION_INFO_DATA, n);
 | |
|   id = (curl_version_info_data *) Curl_thread_buffer(LK_VERSION_INFO,
 | |
|                                                      sizeof *id);
 | |
| 
 | |
|   if (!id || !cp)
 | |
|     return (curl_version_info_data *) NULL;
 | |
| 
 | |
|   /* Copy data and convert strings. */
 | |
| 
 | |
|   memcpy((char *) id, (char *) p, sizeof *p);
 | |
| 
 | |
|   if (id->protocols) {
 | |
|     id->protocols = (const char * const *) cp;
 | |
|     i = nproto * sizeof id->protocols[0];
 | |
|     memcpy(cp, (char *) p->protocols, i);
 | |
|     cp += i;
 | |
|     n -= i;
 | |
| 
 | |
|     for (i = 0; id->protocols[i]; i++)
 | |
|       if (convert_version_info_string(((const char * *) id->protocols) + i,
 | |
|                                       &cp, &n, ccsid))
 | |
|         return (curl_version_info_data *) NULL;
 | |
|     }
 | |
| 
 | |
|   if (convert_version_info_string(&id->version, &cp, &n, ccsid))
 | |
|     return (curl_version_info_data *) NULL;
 | |
| 
 | |
|   if (convert_version_info_string(&id->host, &cp, &n, ccsid))
 | |
|     return (curl_version_info_data *) NULL;
 | |
| 
 | |
|   if (convert_version_info_string(&id->ssl_version, &cp, &n, ccsid))
 | |
|     return (curl_version_info_data *) NULL;
 | |
| 
 | |
|   if (convert_version_info_string(&id->libz_version, &cp, &n, ccsid))
 | |
|     return (curl_version_info_data *) NULL;
 | |
| 
 | |
|   if (convert_version_info_string(&id->ares, &cp, &n, ccsid))
 | |
|     return (curl_version_info_data *) NULL;
 | |
| 
 | |
|   if (convert_version_info_string(&id->libidn, &cp, &n, ccsid))
 | |
|     return (curl_version_info_data *) NULL;
 | |
| 
 | |
|   if (convert_version_info_string(&id->libssh_version, &cp, &n, ccsid))
 | |
|     return (curl_version_info_data *) NULL;
 | |
| 
 | |
|   return id;
 | |
| }
 | |
| 
 | |
| 
 | |
| const char *
 | |
| curl_easy_strerror_ccsid(CURLcode error, unsigned int ccsid)
 | |
| 
 | |
| {
 | |
|   int i;
 | |
|   const char * s;
 | |
|   char * buf;
 | |
| 
 | |
|   s = curl_easy_strerror(error);
 | |
| 
 | |
|   if (!s)
 | |
|     return s;
 | |
| 
 | |
|   i = MAX_CONV_EXPANSION * (strlen(s) + 1);
 | |
| 
 | |
|   if (!(buf = Curl_thread_buffer(LK_EASY_STRERROR, i)))
 | |
|     return (const char *) NULL;
 | |
| 
 | |
|   if (convert(buf, i, ccsid, s, -1, ASCII_CCSID) < 0)
 | |
|     return (const char *) NULL;
 | |
| 
 | |
|   return (const char *) buf;
 | |
| }
 | |
| 
 | |
| 
 | |
| const char *
 | |
| curl_share_strerror_ccsid(CURLSHcode error, unsigned int ccsid)
 | |
| 
 | |
| {
 | |
|   int i;
 | |
|   const char * s;
 | |
|   char * buf;
 | |
| 
 | |
|   s = curl_share_strerror(error);
 | |
| 
 | |
|   if (!s)
 | |
|     return s;
 | |
| 
 | |
|   i = MAX_CONV_EXPANSION * (strlen(s) + 1);
 | |
| 
 | |
|   if (!(buf = Curl_thread_buffer(LK_SHARE_STRERROR, i)))
 | |
|     return (const char *) NULL;
 | |
| 
 | |
|   if (convert(buf, i, ccsid, s, -1, ASCII_CCSID) < 0)
 | |
|     return (const char *) NULL;
 | |
| 
 | |
|   return (const char *) buf;
 | |
| }
 | |
| 
 | |
| 
 | |
| const char *
 | |
| curl_multi_strerror_ccsid(CURLMcode error, unsigned int ccsid)
 | |
| 
 | |
| {
 | |
|   int i;
 | |
|   const char * s;
 | |
|   char * buf;
 | |
| 
 | |
|   s = curl_multi_strerror(error);
 | |
| 
 | |
|   if (!s)
 | |
|     return s;
 | |
| 
 | |
|   i = MAX_CONV_EXPANSION * (strlen(s) + 1);
 | |
| 
 | |
|   if (!(buf = Curl_thread_buffer(LK_MULTI_STRERROR, i)))
 | |
|     return (const char *) NULL;
 | |
| 
 | |
|   if (convert(buf, i, ccsid, s, -1, ASCII_CCSID) < 0)
 | |
|     return (const char *) NULL;
 | |
| 
 | |
|   return (const char *) buf;
 | |
| }
 | |
| 
 | |
| 
 | |
| CURLcode
 | |
| curl_easy_getinfo_ccsid(CURL * curl, CURLINFO info, ...)
 | |
| 
 | |
| {
 | |
|   va_list arg;
 | |
|   void * paramp;
 | |
|   CURLcode ret;
 | |
|   unsigned int ccsid;
 | |
|   char * * cpp;
 | |
|   char * s;
 | |
|   char * d;
 | |
|   struct SessionHandle * data;
 | |
| 
 | |
|   /* WARNING: unlike curl_easy_get_info(), the strings returned by this
 | |
|      procedure have to be free'ed. */
 | |
| 
 | |
|   data = (struct SessionHandle *) curl;
 | |
|   va_start(arg, info);
 | |
|   paramp = va_arg(arg, void *);
 | |
|   ret = Curl_getinfo(data, info, paramp);
 | |
| 
 | |
|   if (ret != CURLE_OK || ((int) info & CURLINFO_TYPEMASK) != CURLINFO_STRING) {
 | |
|     va_end(arg);
 | |
|     return ret;
 | |
|     }
 | |
| 
 | |
|   ccsid = va_arg(arg, unsigned int);
 | |
|   va_end(arg);
 | |
|   cpp = (char * *) paramp;
 | |
|   s = *cpp;
 | |
| 
 | |
|   if (!s)
 | |
|     return ret;
 | |
| 
 | |
|   d = dynconvert(ccsid, s, -1, ASCII_CCSID);
 | |
|   *cpp = d;
 | |
| 
 | |
|   if (!d)
 | |
|     return CURLE_OUT_OF_MEMORY;
 | |
| 
 | |
|   return ret;
 | |
| }
 | |
| 
 | |
| 
 | |
| static int
 | |
| Curl_is_formadd_string(CURLformoption option)
 | |
| 
 | |
| {
 | |
|   switch (option) {
 | |
| 
 | |
|     case CURLFORM_FILENAME:
 | |
|     case CURLFORM_CONTENTTYPE:
 | |
|     case CURLFORM_BUFFER:
 | |
|     case CURLFORM_FILE:
 | |
|     case CURLFORM_FILECONTENT:
 | |
|     case CURLFORM_COPYCONTENTS:
 | |
|     case CURLFORM_COPYNAME:
 | |
|       return 1;
 | |
|     }
 | |
| 
 | |
|   return 0;
 | |
| }
 | |
| 
 | |
| 
 | |
| static void
 | |
| Curl_formadd_release_local(struct curl_forms * forms, int nargs, int skip)
 | |
| 
 | |
| {
 | |
|   while (nargs--)
 | |
|     if (nargs != skip)
 | |
|       if (Curl_is_formadd_string(forms[nargs].option))
 | |
|         if (forms[nargs].value)
 | |
|           free((char *) forms[nargs].value);
 | |
| 
 | |
|   free((char *) forms);
 | |
| }
 | |
| 
 | |
| 
 | |
| static int
 | |
| Curl_formadd_convert(struct curl_forms * forms,
 | |
|                      int formx, int lengthx, unsigned int ccsid)
 | |
| 
 | |
| {
 | |
|   int l;
 | |
|   char * cp;
 | |
|   char * cp2;
 | |
| 
 | |
|   if (formx < 0 || !forms[formx].value)
 | |
|     return 0;
 | |
| 
 | |
|   if (lengthx >= 0)
 | |
|     l = (int) forms[lengthx].value;
 | |
|   else
 | |
|     l = strlen(forms[formx].value) + 1;
 | |
| 
 | |
|   cp = malloc(MAX_CONV_EXPANSION * l);
 | |
| 
 | |
|   if (!cp)
 | |
|     return -1;
 | |
| 
 | |
|   l = convert(cp, MAX_CONV_EXPANSION * l, ASCII_CCSID,
 | |
|               forms[formx].value, l, ccsid);
 | |
| 
 | |
|   if (l < 0) {
 | |
|     free(cp);
 | |
|     return -1;
 | |
|     }
 | |
| 
 | |
|   cp2 = realloc(cp, l);                 /* Shorten buffer to the string size. */
 | |
| 
 | |
|   if (cp2)
 | |
|     cp = cp2;
 | |
| 
 | |
|   forms[formx].value = cp;
 | |
| 
 | |
|   if (lengthx >= 0)
 | |
|     forms[lengthx].value = (char *) l;  /* Update to length after conversion. */
 | |
| 
 | |
|   return l;
 | |
| }
 | |
| 
 | |
| 
 | |
| CURLFORMcode
 | |
| curl_formadd_ccsid(struct curl_httppost * * httppost,
 | |
|                    struct curl_httppost * * last_post, ...)
 | |
| 
 | |
| {
 | |
|   va_list arg;
 | |
|   CURLformoption option;
 | |
|   CURLFORMcode result;
 | |
|   struct curl_forms * forms;
 | |
|   struct curl_forms * lforms;
 | |
|   struct curl_forms * tforms;
 | |
|   unsigned int lformlen;
 | |
|   const char * value;
 | |
|   unsigned int ccsid;
 | |
|   int nargs;
 | |
|   int namex;
 | |
|   int namelengthx;
 | |
|   int contentx;
 | |
|   int lengthx;
 | |
|   unsigned int contentccsid;
 | |
|   unsigned int nameccsid;
 | |
| 
 | |
|   /* A single curl_formadd() call cannot be splitted in several calls to deal
 | |
|      with all parameters: the original parameters are thus copied to a local
 | |
|      curl_forms array and converted to ASCII when needed.
 | |
|      CURLFORM_PTRNAME is processed as if it were CURLFORM_COPYNAME.
 | |
|      CURLFORM_COPYNAME and CURLFORM_NAMELENGTH occurrence order in
 | |
|      parameters is not defined; for this reason, the actual conversion is
 | |
|      delayed to the end of parameter processing. The same applies to
 | |
|      CURLFORM_COPYCONTENTS/CURLFORM_CONTENTSLENGTH, but these may appear
 | |
|      several times in the parameter list; the problem resides here in knowing
 | |
|      which CURLFORM_CONTENTSLENGTH applies to which CURLFORM_COPYCONTENTS and
 | |
|      when we can be sure to have both info for conversion: end of parameter
 | |
|      list is such a point, but CURLFORM_CONTENTTYPE is also used here as a
 | |
|      natural separator between content data definitions; this seems to be
 | |
|      in accordance with FormAdd() behavior. */
 | |
| 
 | |
|   /* Allocate the local curl_forms array. */
 | |
| 
 | |
|   lformlen = ALLOC_GRANULE;
 | |
|   lforms = malloc(lformlen * sizeof *lforms);
 | |
| 
 | |
|   if (!lforms)
 | |
|     return CURL_FORMADD_MEMORY;
 | |
| 
 | |
|   /* Process the arguments, copying them into local array, latching conversion
 | |
|      indexes and converting when needed. */
 | |
| 
 | |
|   result = CURL_FORMADD_OK;
 | |
|   nargs = 0;
 | |
|   contentx = -1;
 | |
|   lengthx = -1;
 | |
|   namex = -1;
 | |
|   namelengthx = -1;
 | |
|   forms = (struct curl_forms *) NULL;
 | |
|   va_start(arg, last_post);
 | |
| 
 | |
|   for (;;) {
 | |
|     /* Make sure there is still room for an item in local array. */
 | |
| 
 | |
|     if (nargs >= lformlen) {
 | |
|       lformlen += ALLOC_GRANULE;
 | |
|       tforms = realloc(lforms, lformlen * sizeof *lforms);
 | |
| 
 | |
|       if (!tforms) {
 | |
|         result = CURL_FORMADD_MEMORY;
 | |
|         break;
 | |
|         }
 | |
| 
 | |
|       lforms = tforms;
 | |
|       }
 | |
| 
 | |
|     /* Get next option. */
 | |
| 
 | |
|     if (forms) {
 | |
|       /* Get option from array. */
 | |
| 
 | |
|       option = forms->option;
 | |
|       value = forms->value;
 | |
|       forms++;
 | |
|       }
 | |
|     else {
 | |
|       /* Get option from arguments. */
 | |
| 
 | |
|       option = va_arg(arg, CURLformoption);
 | |
| 
 | |
|       if (option == CURLFORM_END)
 | |
|         break;
 | |
|       }
 | |
| 
 | |
|     /* Dispatch by option. */
 | |
| 
 | |
|     switch (option) {
 | |
| 
 | |
|     case CURLFORM_END:
 | |
|       forms = (struct curl_forms *) NULL;       /* Leave array mode. */
 | |
|       continue;
 | |
| 
 | |
|     case CURLFORM_ARRAY:
 | |
|       if (!forms) {
 | |
|         forms = va_arg(arg, struct curl_forms *);
 | |
|         continue;
 | |
|         }
 | |
| 
 | |
|       result = CURL_FORMADD_ILLEGAL_ARRAY;
 | |
|       break;
 | |
| 
 | |
|     case CURLFORM_COPYNAME:
 | |
|       option = CURLFORM_PTRNAME;                /* Static for now. */
 | |
| 
 | |
|     case CURLFORM_PTRNAME:
 | |
|       if (namex >= 0)
 | |
|         result = CURL_FORMADD_OPTION_TWICE;
 | |
| 
 | |
|       namex = nargs;
 | |
| 
 | |
|       if (!forms) {
 | |
|         value = va_arg(arg, char *);
 | |
|         nameccsid = (unsigned int) va_arg(arg, long);
 | |
|         }
 | |
|       else {
 | |
|         nameccsid = (unsigned int) forms->value;
 | |
|         forms++;
 | |
|         }
 | |
| 
 | |
|       break;
 | |
| 
 | |
|     case CURLFORM_COPYCONTENTS:
 | |
|       if (contentx >= 0)
 | |
|         result = CURL_FORMADD_OPTION_TWICE;
 | |
| 
 | |
|       contentx = nargs;
 | |
| 
 | |
|       if (!forms) {
 | |
|         value = va_arg(arg, char *);
 | |
|         contentccsid = (unsigned int) va_arg(arg, long);
 | |
|         }
 | |
|       else {
 | |
|         contentccsid = (unsigned int) forms->value;
 | |
|         forms++;
 | |
|         }
 | |
| 
 | |
|       break;
 | |
| 
 | |
|     case CURLFORM_PTRCONTENTS:
 | |
|     case CURLFORM_BUFFERPTR:
 | |
|       if (!forms)
 | |
|         value = va_arg(arg, char *);            /* No conversion. */
 | |
| 
 | |
|       break;
 | |
| 
 | |
|     case CURLFORM_CONTENTSLENGTH:
 | |
|       lengthx = nargs;
 | |
| 
 | |
|       if (!forms)
 | |
|         value = (char *) va_arg(arg, long);
 | |
| 
 | |
|       break;
 | |
| 
 | |
|     case CURLFORM_NAMELENGTH:
 | |
|       namelengthx = nargs;
 | |
| 
 | |
|       if (!forms)
 | |
|         value = (char *) va_arg(arg, long);
 | |
| 
 | |
|       break;
 | |
| 
 | |
|     case CURLFORM_BUFFERLENGTH:
 | |
|       if (!forms)
 | |
|         value = (char *) va_arg(arg, long);
 | |
| 
 | |
|       break;
 | |
| 
 | |
|     case CURLFORM_CONTENTHEADER:
 | |
|       if (!forms)
 | |
|         value = (char *) va_arg(arg, struct curl_slist *);
 | |
| 
 | |
|       break;
 | |
| 
 | |
|     case CURLFORM_STREAM:
 | |
|       if (!forms)
 | |
|         value = (char *) va_arg(arg, void *);
 | |
| 
 | |
|       break;
 | |
| 
 | |
|     case CURLFORM_CONTENTTYPE:
 | |
|       /* If a previous content has been encountered, convert it now. */
 | |
| 
 | |
|       if (Curl_formadd_convert(lforms, contentx, lengthx, contentccsid) < 0) {
 | |
|         result = CURL_FORMADD_MEMORY;
 | |
|         break;
 | |
|         }
 | |
| 
 | |
|       contentx = -1;
 | |
|       lengthx = -1;
 | |
|       /* Fall into default. */
 | |
| 
 | |
|     default:
 | |
|       /* Must be a convertible string. */
 | |
| 
 | |
|       if (!Curl_is_formadd_string(option)) {
 | |
|         result = CURL_FORMADD_UNKNOWN_OPTION;
 | |
|         break;
 | |
|         }
 | |
| 
 | |
|       if (!forms) {
 | |
|         value = va_arg(arg, char *);
 | |
|         ccsid = (unsigned int) va_arg(arg, long);
 | |
|         }
 | |
|       else {
 | |
|         ccsid = (unsigned int) forms->value;
 | |
|         forms++;
 | |
|         }
 | |
| 
 | |
|       /* Do the conversion. */
 | |
| 
 | |
|       lforms[nargs].value = value;
 | |
| 
 | |
|       if (Curl_formadd_convert(lforms, nargs, -1, ccsid) < 0) {
 | |
|         result = CURL_FORMADD_MEMORY;
 | |
|         break;
 | |
|         }
 | |
| 
 | |
|       value = lforms[nargs].value;
 | |
|       }
 | |
| 
 | |
|     if (result != CURL_FORMADD_OK)
 | |
|       break;
 | |
| 
 | |
|     lforms[nargs].value = value;
 | |
|     lforms[nargs++].option = option;
 | |
|     }
 | |
| 
 | |
|   va_end(arg);
 | |
| 
 | |
|   /* Convert the name and the last content, now that we know their lengths. */
 | |
| 
 | |
|   if (result == CURL_FORMADD_OK && namex >= 0) {
 | |
|     if (Curl_formadd_convert(lforms, namex, namelengthx, nameccsid) < 0)
 | |
|       result = CURL_FORMADD_MEMORY;
 | |
|     else
 | |
|       lforms[namex].option = CURLFORM_COPYNAME;         /* Force copy. */
 | |
|     }
 | |
| 
 | |
|   if (result == CURL_FORMADD_OK) {
 | |
|     if (Curl_formadd_convert(lforms, contentx, lengthx, contentccsid) < 0)
 | |
|       result = CURL_FORMADD_MEMORY;
 | |
|     else
 | |
|       contentx = -1;
 | |
|     }
 | |
| 
 | |
|   /* Do the formadd with our converted parameters. */
 | |
| 
 | |
|   if (result == CURL_FORMADD_OK) {
 | |
|     lforms[nargs].option = CURLFORM_END;
 | |
|     result = curl_formadd(httppost, last_post,
 | |
|                           CURLFORM_ARRAY, lforms, CURLFORM_END);
 | |
|     }
 | |
| 
 | |
|   /* Terminate. */
 | |
| 
 | |
|   Curl_formadd_release_local(lforms, nargs, contentx);
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| 
 | |
| typedef struct {
 | |
|   curl_formget_callback append;
 | |
|   void *                arg;
 | |
|   unsigned int          ccsid;
 | |
| }   cfcdata;
 | |
| 
 | |
| 
 | |
| static size_t
 | |
| Curl_formget_callback_ccsid(void * arg, const char * buf, size_t len)
 | |
| 
 | |
| {
 | |
|   cfcdata * p;
 | |
|   char * b;
 | |
|   int l;
 | |
|   size_t ret;
 | |
| 
 | |
|   p = (cfcdata *) arg;
 | |
| 
 | |
|   if ((long) len <= 0)
 | |
|     return (*p->append)(p->arg, buf, len);
 | |
| 
 | |
|   b = malloc(MAX_CONV_EXPANSION * len);
 | |
| 
 | |
|   if (!b)
 | |
|     return (size_t) -1;
 | |
| 
 | |
|   l = convert(b, MAX_CONV_EXPANSION * len, p->ccsid, buf, len, ASCII_CCSID);
 | |
| 
 | |
|   if (l < 0) {
 | |
|     free(b);
 | |
|     return (size_t) -1;
 | |
|     }
 | |
| 
 | |
|   ret = (*p->append)(p->arg, b, l);
 | |
|   free(b);
 | |
|   return ret == l? len: -1;
 | |
| }
 | |
| 
 | |
| 
 | |
| int
 | |
| curl_formget_ccsid(struct curl_httppost * form, void * arg,
 | |
|                    curl_formget_callback append, unsigned int ccsid)
 | |
| 
 | |
| {
 | |
|   cfcdata lcfc;
 | |
| 
 | |
|   lcfc.append = append;
 | |
|   lcfc.arg = arg;
 | |
|   lcfc.ccsid = ccsid;
 | |
|   return curl_formget(form, (void *) &lcfc, Curl_formget_callback_ccsid);
 | |
| }
 | |
| 
 | |
| 
 | |
| CURLcode
 | |
| curl_easy_setopt_ccsid(CURL * curl, CURLoption tag, ...)
 | |
| 
 | |
| {
 | |
|   CURLcode result;
 | |
|   va_list arg;
 | |
|   struct SessionHandle * data;
 | |
|   char * s;
 | |
|   char * cp;
 | |
|   unsigned int ccsid;
 | |
|   size_t len;
 | |
|   curl_off_t pfsize;
 | |
|   static char testwarn = 1;
 | |
| 
 | |
|   /* Warns if this procedure has not been updated when the dupstring enum
 | |
|      changes.
 | |
|      We (try to) do it only once: there is no need to issue several times
 | |
|      the same message; but since threadsafeness is not handled here,
 | |
|      this may occur (and we don't care!). */
 | |
| 
 | |
|   if (testwarn) {
 | |
|     testwarn = 0;
 | |
| 
 | |
|     if ((int) STRING_LAST != (int) STRING_PROXYPASSWORD + 1)
 | |
|       curl_mfprintf(stderr,
 | |
|        "*** WARNING: curl_easy_setopt_ccsid() should be reworked ***\n");
 | |
|     }
 | |
| 
 | |
|   data = (struct SessionHandle *) curl;
 | |
|   va_start(arg, tag);
 | |
| 
 | |
|   switch (tag) {
 | |
| 
 | |
|   case CURLOPT_CAINFO:
 | |
|   case CURLOPT_CAPATH:
 | |
|   case CURLOPT_COOKIE:
 | |
|   case CURLOPT_COOKIEFILE:
 | |
|   case CURLOPT_COOKIEJAR:
 | |
|   case CURLOPT_COOKIELIST:
 | |
|   case CURLOPT_CUSTOMREQUEST:
 | |
|   case CURLOPT_EGDSOCKET:
 | |
|   case CURLOPT_ENCODING:
 | |
|   case CURLOPT_FTPPORT:
 | |
|   case CURLOPT_FTP_ACCOUNT:
 | |
|   case CURLOPT_FTP_ALTERNATIVE_TO_USER:
 | |
|   case CURLOPT_INTERFACE:
 | |
|   case CURLOPT_KEYPASSWD:
 | |
|   case CURLOPT_KRBLEVEL:
 | |
|   case CURLOPT_NETRC_FILE:
 | |
|   case CURLOPT_PROXY:
 | |
|   case CURLOPT_PROXYUSERPWD:
 | |
|   case CURLOPT_RANDOM_FILE:
 | |
|   case CURLOPT_RANGE:
 | |
|   case CURLOPT_REFERER:
 | |
|   case CURLOPT_SSH_PRIVATE_KEYFILE:
 | |
|   case CURLOPT_SSH_PUBLIC_KEYFILE:
 | |
|   case CURLOPT_SSLCERT:
 | |
|   case CURLOPT_SSLCERTTYPE:
 | |
|   case CURLOPT_SSLENGINE:
 | |
|   case CURLOPT_SSLKEY:
 | |
|   case CURLOPT_SSLKEYTYPE:
 | |
|   case CURLOPT_SSL_CIPHER_LIST:
 | |
|   case CURLOPT_URL:
 | |
|   case CURLOPT_USERAGENT:
 | |
|   case CURLOPT_USERPWD:
 | |
|   case CURLOPT_SSH_HOST_PUBLIC_KEY_MD5:
 | |
|   case CURLOPT_CRLFILE:
 | |
|   case CURLOPT_ISSUERCERT:
 | |
|   case CURLOPT_USERNAME:
 | |
|   case CURLOPT_PASSWORD:
 | |
|   case CURLOPT_PROXYUSERNAME:
 | |
|   case CURLOPT_PROXYPASSWORD:
 | |
|     s = va_arg(arg, char *);
 | |
|     ccsid = va_arg(arg, unsigned int);
 | |
| 
 | |
|     if (s) {
 | |
|       s = dynconvert(ASCII_CCSID, s, -1, ccsid);
 | |
| 
 | |
|       if (!s) {
 | |
|         result = CURLE_OUT_OF_MEMORY;
 | |
|         break;
 | |
|         }
 | |
|       }
 | |
| 
 | |
|     result = curl_easy_setopt(curl, tag, s);
 | |
| 
 | |
|     if (s)
 | |
|       free(s);
 | |
| 
 | |
|     break;
 | |
| 
 | |
|   case CURLOPT_COPYPOSTFIELDS:
 | |
|     /* Special case: byte count may have been given by CURLOPT_POSTFIELDSIZE
 | |
|        prior to this call. In this case, convert the given byte count and
 | |
|        replace the length according to the conversion result. */
 | |
|     s = va_arg(arg, char *);
 | |
|     ccsid = va_arg(arg, unsigned int);
 | |
| 
 | |
|     pfsize = data->set.postfieldsize;
 | |
| 
 | |
|     if (!s || !pfsize || ccsid == NOCONV_CCSID || ccsid == ASCII_CCSID) {
 | |
|       result = curl_easy_setopt(curl, CURLOPT_COPYPOSTFIELDS, s);
 | |
|       break;
 | |
|       }
 | |
| 
 | |
|     if (pfsize == -1) {
 | |
|       /* Data is null-terminated. */
 | |
|       s = dynconvert(ASCII_CCSID, s, -1, ccsid);
 | |
| 
 | |
|       if (!s) {
 | |
|         result = CURLE_OUT_OF_MEMORY;
 | |
|         break;
 | |
|         }
 | |
|       }
 | |
|     else {
 | |
|       /* Data length specified. */
 | |
| 
 | |
|       if (pfsize < 0 || pfsize > SIZE_MAX) {
 | |
|         result = CURLE_OUT_OF_MEMORY;
 | |
|         break;
 | |
|         }
 | |
| 
 | |
|       len = pfsize;
 | |
|       pfsize = len * MAX_CONV_EXPANSION;
 | |
| 
 | |
|       if (pfsize > SIZE_MAX)
 | |
|         pfsize = SIZE_MAX;
 | |
| 
 | |
|       cp = malloc(pfsize);
 | |
| 
 | |
|       if (!cp) {
 | |
|         result = CURLE_OUT_OF_MEMORY;
 | |
|         break;
 | |
|         }
 | |
| 
 | |
|       pfsize = convert(cp, pfsize, ASCII_CCSID, s, len, ccsid);
 | |
| 
 | |
|       if (pfsize < 0) {
 | |
|         free(cp);
 | |
|         result = CURLE_OUT_OF_MEMORY;
 | |
|         break;
 | |
|         }
 | |
| 
 | |
|       data->set.postfieldsize = pfsize;         /* Replace data size. */
 | |
|       s = cp;
 | |
|       }
 | |
| 
 | |
|     result = curl_easy_setopt(curl, CURLOPT_POSTFIELDS, s);
 | |
|     data->set.str[STRING_COPYPOSTFIELDS] = s;   /* Give to library. */
 | |
|     break;
 | |
| 
 | |
|   case CURLOPT_ERRORBUFFER:                     /* This is an output buffer. */
 | |
|   default:
 | |
|     result = Curl_setopt(data, tag, arg);
 | |
|     break;
 | |
|     }
 | |
| 
 | |
|   va_end(arg);
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| 
 | |
| char *
 | |
| curl_form_long_value(long value)
 | |
| 
 | |
| {
 | |
|   /* ILE/RPG cannot cast an integer to a pointer. This procedure does it. */
 | |
| 
 | |
|   return (char *) value;
 | |
| }
 |