mirror of
https://github.com/moparisthebest/curl
synced 2024-12-23 00:28:48 -05:00
4a5aa6682d
This reverts renaming and usage of lib/*.h header files done
28-12-2012, reverting 2 commits:
f871de0... build: make use of 76 lib/*.h renamed files
ffd8e12... build: rename 76 lib/*.h files
This also reverts removal of redundant include guard (redundant thanks
to changes in above commits) done 2-12-2013, reverting 1 commit:
c087374... curl_setup.h: remove redundant include guard
This also reverts renaming and usage of lib/*.c source files done
3-12-2013, reverting 3 commits:
13606bb... build: make use of 93 lib/*.c renamed files
5b6e792... build: rename 93 lib/*.c files
7d83dff... build: commit 13606bbfde follow-up 1
Start of related discussion thread:
http://curl.haxx.se/mail/lib-2013-01/0012.html
Asking for confirmation on pushing this revertion commit:
http://curl.haxx.se/mail/lib-2013-01/0048.html
Confirmation summary:
http://curl.haxx.se/mail/lib-2013-01/0079.html
NOTICE: The list of 2 files that have been modified by other
intermixed commits, while renamed, and also by at least one
of the 6 commits this one reverts follows below. These 2 files
will exhibit a hole in history unless git's '--follow' option
is used when viewing logs.
lib/curl_imap.h
lib/curl_smtp.h
132 lines
4.1 KiB
C
132 lines
4.1 KiB
C
/***************************************************************************
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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) 1998 - 2012, 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 http://curl.haxx.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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***************************************************************************/
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#include "tool_setup.h"
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#define ENABLE_CURLX_PRINTF
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/* use our own printf() functions */
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#include "curlx.h"
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#include "tool_cfgable.h"
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#include "tool_cb_see.h"
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#include "memdebug.h" /* keep this as LAST include */
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/* OUR_MAX_SEEK_L has 'long' data type, OUR_MAX_SEEK_O has 'curl_off_t,
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both represent the same value. Maximum offset used here when we lseek
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using a 'long' data type offset */
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#define OUR_MAX_SEEK_L 2147483647L - 1L
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#define OUR_MAX_SEEK_O CURL_OFF_T_C(0x7FFFFFFF) - CURL_OFF_T_C(0x1)
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/*
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** callback for CURLOPT_SEEKFUNCTION
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**
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** Notice that this is not supposed to return the resulting offset. This
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** shall only return CURL_SEEKFUNC_* return codes.
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*/
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int tool_seek_cb(void *userdata, curl_off_t offset, int whence)
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{
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struct InStruct *in = userdata;
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#if(CURL_SIZEOF_CURL_OFF_T > SIZEOF_OFF_T) && !defined(USE_WIN32_LARGE_FILES)
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/* The offset check following here is only interesting if curl_off_t is
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larger than off_t and we are not using the WIN32 large file support
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macros that provide the support to do 64bit seeks correctly */
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if(offset > OUR_MAX_SEEK_O) {
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/* Some precaution code to work around problems with different data sizes
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to allow seeking >32bit even if off_t is 32bit. Should be very rare and
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is really valid on weirdo-systems. */
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curl_off_t left = offset;
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if(whence != SEEK_SET)
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/* this code path doesn't support other types */
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return CURL_SEEKFUNC_FAIL;
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if(LSEEK_ERROR == lseek(in->fd, 0, SEEK_SET))
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/* couldn't rewind to beginning */
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return CURL_SEEKFUNC_FAIL;
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while(left) {
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long step = (left > OUR_MAX_SEEK_O) ? OUR_MAX_SEEK_L : (long)left;
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if(LSEEK_ERROR == lseek(in->fd, step, SEEK_CUR))
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/* couldn't seek forwards the desired amount */
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return CURL_SEEKFUNC_FAIL;
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left -= step;
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}
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return CURL_SEEKFUNC_OK;
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}
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#endif
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if(LSEEK_ERROR == lseek(in->fd, offset, whence))
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/* couldn't rewind, the reason is in errno but errno is just not portable
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enough and we don't actually care that much why we failed. We'll let
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libcurl know that it may try other means if it wants to. */
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return CURL_SEEKFUNC_CANTSEEK;
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return CURL_SEEKFUNC_OK;
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}
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#if defined(WIN32) && !defined(__MINGW64__)
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#ifdef __BORLANDC__
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/* 64-bit lseek-like function unavailable */
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# define _lseeki64(hnd,ofs,whence) lseek(hnd,ofs,whence)
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#endif
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#ifdef __POCC__
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# if(__POCC__ < 450)
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/* 64-bit lseek-like function unavailable */
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# define _lseeki64(hnd,ofs,whence) _lseek(hnd,ofs,whence)
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# else
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# define _lseeki64(hnd,ofs,whence) _lseek64(hnd,ofs,whence)
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# endif
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#endif
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#ifdef _WIN32_WCE
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/* 64-bit lseek-like function unavailable */
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# undef _lseeki64
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# define _lseeki64(hnd,ofs,whence) lseek(hnd,ofs,whence)
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# undef _get_osfhandle
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# define _get_osfhandle(fd) (fd)
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#endif
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/*
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* Truncate a file handle at a 64-bit position 'where'.
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*/
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int tool_ftruncate64(int fd, curl_off_t where)
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{
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if(_lseeki64(fd, where, SEEK_SET) < 0)
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return -1;
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if(!SetEndOfFile((HANDLE)_get_osfhandle(fd)))
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return -1;
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return 0;
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}
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#endif /* WIN32 && ! __MINGW64__ */
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