libcurl windows版本静态库 动态库 头文件

#ifndef __CURL_CURL_H #define __CURL_CURL_H /*************************************************************************** * _ _ ____ _ * Project ___| | | | _ \| | * / __| | | | |_) | | * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al. * * 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. * * 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. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ***************************************************************************/ /* * If you have libcurl problems, all docs and details are found here: * http://curl.haxx.se/libcurl/ * * curl-library mailing list subscription and unsubscription web interface: * http://cool.haxx.se/mailman/listinfo/curl-library/ */ #include "curlver.h" /* libcurl version defines */ #include "curlbuild.h" /* libcurl build definitions */ #include "curlrules.h" /* libcurl rules enforcement */ /* * Define WIN32 when build target is Win32 API */ #if (defined(_WIN32) || defined(__WIN32__)) && \ !defined(WIN32) && !defined(__SYMBIAN32__) #define WIN32 #endif #include <stdio.h> #include <limits.h> #if defined(__FreeBSD__) && (__FreeBSD__ >= 2) /* Needed for __FreeBSD_version symbol definition */ #include <osreldate.h> #endif /* The include stuff here below is mainly for time_t! */ #include <sys/types.h> #include <time.h> #if defined(WIN32) && !defined(_WIN32_WCE) && !defined(__CYGWIN__) #if !(defined(_WINSOCKAPI_) || defined(_WINSOCK_H) || defined(__LWIP_OPT_H__)) /* The check above prevents the winsock2 inclusion if winsock.h already was included, since they can't co-exist without problems */ #include <winsock2.h> #include <ws2tcpip.h> #endif #endif /* HP-UX systems version 9, 10 and 11 lack sys/select.h and so does oldish libc5-based Linux systems. Only include it on systems that are known to require it! */ #if defined(_AIX) || defined(__NOVELL_LIBC__) || defined(__NetBSD__) || \ defined(__minix) || defined(__SYMBIAN32__) || defined(__INTEGRITY) || \ defined(ANDROID) || defined(__ANDROID__) || defined(__OpenBSD__) || \ (defined(__FreeBSD_version) && (__FreeBSD_version < 800000)) #include <sys/select.h> #endif #if !defined(WIN32) && !defined(_WIN32_WCE) #include <sys/socket.h> #endif #if !defined(WIN32) && !defined(__WATCOMC__) && !defined(__VXWORKS__) #include <sys/time.h> #endif #ifdef __BEOS__ #include <support/SupportDefs.h> #endif #ifdef __cplusplus extern "C" { #endif typedef void CURL; /* * libcurl external API function linkage decorations. */ #ifdef CURL_STATICLIB # define CURL_EXTERN #elif defined(WIN32) || defined(_WIN32) || defined(__SYMBIAN32__) # if defined(BUILDING_LIBCURL) # define CURL_EXTERN __declspec(dllexport) # else # define CURL_EXTERN __declspec(dllimport) # endif #elif defined(BUILDING_LIBCURL) && defined(CURL_HIDDEN_SYMBOLS) # define CURL_EXTERN CURL_EXTERN_SYMBOL #else # define CURL_EXTERN #endif #ifndef curl_socket_typedef /* socket typedef */ #if defined(WIN32) && !defined(__LWIP_OPT_H__) typedef SOCKET curl_socket_t; #define CURL_SOCKET_BAD INVALID_SOCKET #else typedef int curl_socket_t; #define CURL_SOCKET_BAD -1 #endif #define curl_socket_typedef #endif /* curl_socket_typedef */ struct curl_httppost { struct curl_httppost *next; /* next entry in the list */ char *name; /* pointer to allocated name */ long namelength; /* length of name length */ char *contents; /* pointer to allocated data contents */ long contentslength; /* length of contents field */ char *buffer; /* pointer to allocated buffer contents */ long bufferlength; /* length of buffer field */ char *contenttype; /* Content-Type */ struct curl_slist* contentheader; /* list of extra headers for this form */ struct curl_httppost *more; /* if one field name has more than one file, this link should link to following files */ long flags; /* as defined below */ #define HTTPPOST_FILENAME (1<<0) /* specified content is a file name */ #define HTTPPOST_READFILE (1<<1) /* specified content is a file name */ #define HTTPPOST_PTRNAME (1<<2) /* name is only stored pointer do not free in formfree */ #define HTTPPOST_PTRCONTENTS (1<<3) /* contents is only stored pointer do not free in formfree */ #define HTTPPOST_BUFFER (1<<4) /* upload file from buffer */ #define HTTPPOST_PTRBUFFER (1<<5) /* upload file from pointer contents */ #define HTTPPOST_CALLBACK (1<<6) /* upload file contents by using the regular read callback to get the data and pass the given pointer as custom pointer */ char *showfilename; /* The file name to show. If not set, the actual file name will be used (if this is a file part) */ void *userp; /* custom pointer used for HTTPPOST_CALLBACK posts */ }; /* This is the CURLOPT_PROGRESSFUNCTION callback proto. It is now considered deprecated but was the only choice up until 7.31.0 */ typedef int (*curl_progress_callback)(void *clientp, double dltotal, double dlnow, double ultotal, double ulnow); /* This is the CURLOPT_XFERINFOFUNCTION callback proto. It was introduced in 7.32.0, it avoids floating point and provides more detailed information. */ typedef int (*curl_xferinfo_callback)(void *clientp, curl_off_t dltotal, curl_off_t dlnow, curl_off_t ultotal, curl_off_t ulnow); #ifndef CURL_MAX_WRITE_SIZE /* Tests have proven that 20K is a very bad buffer size for uploads on Windows, while 16K for some odd reason performed a lot better. We do the ifndef check to allow this value to easier be changed at build time for those who feel adventurous. The practical minimum is about 400 bytes since libcurl uses a buffer of this size as a scratch area (unrelated to network send operations). */ #define CURL_MAX_WRITE_SIZE 16384 #endif #ifndef CURL_MAX_HTTP_HEADER /* The only reason to have a max limit for this is to avoid the risk of a bad server feeding libcurl with a never-ending header that will cause reallocs infinitely */ #define CURL_MAX_HTTP_HEADER (100*1024) #endif /* This is a magic return code for the write callback that, when returned, will signal libcurl to pause receiving on the current transfer. */ #define CURL_WRITEFUNC_PAUSE 0x10000001 typedef size_t (*curl_write_callback)(char *buffer, size_t size, size_t nitems, void *outstream); /* enumeration of file types */ typedef enum { CURLFILETYPE_FILE = 0, CURLFILETYPE_DIRECTORY, CURLFILETYPE_SYMLINK