typecheck-gcc.h
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上传日期:2018-10-23
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- #ifndef __CURL_TYPECHECK_GCC_H
- #define __CURL_TYPECHECK_GCC_H
- /***************************************************************************
- * _ _ ____ _
- * Project ___| | | | _ | |
- * / __| | | | |_) | |
- * | (__| |_| | _ <| |___
- * ___|___/|_| ______|
- *
- * Copyright (C) 1998 - 2008, 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.
- *
- * $Id: typecheck-gcc.h,v 1.8 2008-10-17 03:59:02 yangtse Exp $
- ***************************************************************************/
- /* wraps curl_easy_setopt() with typechecking */
- /* To add a new kind of warning, add an
- * if(_curl_is_sometype_option(_curl_opt) && ! _curl_is_sometype(value))
- * _curl_easy_setopt_err_sometype();
- * block and define _curl_is_sometype_option, _curl_is_sometype and
- * _curl_easy_setopt_err_sometype below
- *
- * To add an option that uses the same type as an existing option, you'll just
- * need to extend the appropriate _curl_*_option macro
- */
- #define curl_easy_setopt(handle, option, value)
- __extension__ ({
- __typeof__ (option) _curl_opt = option;
- if (__builtin_constant_p(_curl_opt)) {
- if (_curl_is_long_option(_curl_opt) && !_curl_is_long(value))
- _curl_easy_setopt_err_long();
- if (_curl_is_off_t_option(_curl_opt) && !_curl_is_off_t(value))
- _curl_easy_setopt_err_curl_off_t();
- if (_curl_is_string_option(_curl_opt) && !_curl_is_string(value))
- _curl_easy_setopt_err_string();
- if (_curl_is_write_cb_option(_curl_opt) && !_curl_is_write_cb(value))
- _curl_easy_setopt_err_write_callback();
- if ((_curl_opt) == CURLOPT_READFUNCTION && !_curl_is_read_cb(value))
- _curl_easy_setopt_err_read_cb();
- if ((_curl_opt) == CURLOPT_IOCTLFUNCTION && !_curl_is_ioctl_cb(value))
- _curl_easy_setopt_err_ioctl_cb();
- if ((_curl_opt) == CURLOPT_SOCKOPTFUNCTION && !_curl_is_sockopt_cb(value))
- _curl_easy_setopt_err_sockopt_cb();
- if ((_curl_opt) == CURLOPT_OPENSOCKETFUNCTION &&
- !_curl_is_opensocket_cb(value))
- _curl_easy_setopt_err_opensocket_cb();
- if ((_curl_opt) == CURLOPT_PROGRESSFUNCTION &&
- !_curl_is_progress_cb(value))
- _curl_easy_setopt_err_progress_cb();
- if ((_curl_opt) == CURLOPT_DEBUGFUNCTION && !_curl_is_debug_cb(value))
- _curl_easy_setopt_err_debug_cb();
- if ((_curl_opt) == CURLOPT_SSL_CTX_FUNCTION &&
- !_curl_is_ssl_ctx_cb(value))
- _curl_easy_setopt_err_ssl_ctx_cb();
- if (_curl_is_conv_cb_option(_curl_opt) && !_curl_is_conv_cb(value))
- _curl_easy_setopt_err_conv_cb();
- if ((_curl_opt) == CURLOPT_SEEKFUNCTION && !_curl_is_seek_cb(value))
- _curl_easy_setopt_err_seek_cb();
- if (_curl_is_cb_data_option(_curl_opt) && !_curl_is_cb_data(value))
- _curl_easy_setopt_err_cb_data();
- if ((_curl_opt) == CURLOPT_ERRORBUFFER && !_curl_is_error_buffer(value))
- _curl_easy_setopt_err_error_buffer();
- if ((_curl_opt) == CURLOPT_STDERR && !_curl_is_FILE(value))
- _curl_easy_setopt_err_FILE();
- if (_curl_is_postfields_option(_curl_opt) && !_curl_is_postfields(value))
- _curl_easy_setopt_err_postfields();
- if ((_curl_opt) == CURLOPT_HTTPPOST &&
- !_curl_is_arr((value), struct curl_httppost))
- _curl_easy_setopt_err_curl_httpost();
- if (_curl_is_slist_option(_curl_opt) &&
- !_curl_is_arr((value), struct curl_slist))
- _curl_easy_setopt_err_curl_slist();
- if ((_curl_opt) == CURLOPT_SHARE && !_curl_is_ptr((value), CURLSH))
- _curl_easy_setopt_err_CURLSH();
- }
- curl_easy_setopt(handle, _curl_opt, value);
- })
- /* wraps curl_easy_getinfo() with typechecking */
- /* FIXME: don't allow const pointers */
- #define curl_easy_getinfo(handle, info, arg)
- __extension__ ({
- __typeof__ (info) _curl_info = info;
- if (__builtin_constant_p(_curl_info)) {
- if (_curl_is_string_info(_curl_info) && !_curl_is_arr((arg), char *))
- _curl_easy_getinfo_err_string();
- if (_curl_is_long_info(_curl_info) && !_curl_is_arr((arg), long))
- _curl_easy_getinfo_err_long();
- if (_curl_is_double_info(_curl_info) && !_curl_is_arr((arg), double))
- _curl_easy_getinfo_err_double();
- if (_curl_is_slist_info(_curl_info) &&
- !_curl_is_arr((arg), struct curl_slist *))
- _curl_easy_getinfo_err_curl_slist();
- }
- curl_easy_getinfo(handle, _curl_info, arg);
- })
- /* TODO: typechecking for curl_share_setopt() and curl_multi_setopt(),
- * for now just make sure that the functions are called with three
- * arguments
- */
- #define curl_share_setopt(share,opt,param) curl_share_setopt(share,opt,param)
- #define curl_multi_setopt(handle,opt,param) curl_multi_setopt(handle,opt,param)
- /* the actual warnings, triggered by calling the _curl_easy_setopt_err*
- * functions */
- /* To define a new warning, use _CURL_WARNING(identifier, "message") */
- #define _CURL_WARNING(id, message)
- static void __attribute__((warning(message))) __attribute__((unused))
- __attribute__((noinline)) id(void) { __asm__(""); }
- _CURL_WARNING(_curl_easy_setopt_err_long,
- "curl_easy_setopt expects a long argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_curl_off_t,
- "curl_easy_setopt expects a curl_off_t argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_string,
- "curl_easy_setopt expects a string (char* or char[]) argument for this option"
- )
- _CURL_WARNING(_curl_easy_setopt_err_write_callback,
- "curl_easy_setopt expects a curl_write_callback argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_read_cb,
- "curl_easy_setopt expects a curl_read_callback argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_ioctl_cb,
- "curl_easy_setopt expects a curl_ioctl_callback argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_sockopt_cb,
- "curl_easy_setopt expects a curl_sockopt_callback argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_opensocket_cb,
- "curl_easy_setopt expects a curl_opensocket_callback argument for this option"
- )
- _CURL_WARNING(_curl_easy_setopt_err_progress_cb,
- "curl_easy_setopt expects a curl_progress_callback argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_debug_cb,
- "curl_easy_setopt expects a curl_debug_callback argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_ssl_ctx_cb,
- "curl_easy_setopt expects a curl_ssl_ctx_callback argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_conv_cb,
- "curl_easy_setopt expects a curl_conv_callback argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_seek_cb,
- "curl_easy_setopt expects a curl_seek_callback argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_cb_data,
- "curl_easy_setopt expects a private data pointer as argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_error_buffer,
- "curl_easy_setopt expects a char buffer of CURL_ERROR_SIZE as argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_FILE,
- "curl_easy_setopt expects a FILE* argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_postfields,
- "curl_easy_setopt expects a void* or char* argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_curl_httpost,
- "curl_easy_setopt expects a struct curl_httppost* argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_curl_slist,
- "curl_easy_setopt expects a struct curl_slist* argument for this option")
- _CURL_WARNING(_curl_easy_setopt_err_CURLSH,
- "curl_easy_setopt expects a CURLSH* argument for this option")
- _CURL_WARNING(_curl_easy_getinfo_err_string,
- "curl_easy_getinfo expects a pointer to char * for this info")
- _CURL_WARNING(_curl_easy_getinfo_err_long,
- "curl_easy_getinfo expects a pointer to long for this info")
- _CURL_WARNING(_curl_easy_getinfo_err_double,
- "curl_easy_getinfo expects a pointer to double for this info")
- _CURL_WARNING(_curl_easy_getinfo_err_curl_slist,
- "curl_easy_getinfo expects a pointer to struct curl_slist * for this info")
- /* groups of curl_easy_setops options that take the same type of argument */
- /* To add a new option to one of the groups, just add
- * (option) == CURLOPT_SOMETHING
- * to the or-expression. If the option takes a long or curl_off_t, you don't
- * have to do anything
- */
- /* evaluates to true if option takes a long argument */
- #define _curl_is_long_option(option)
- (0 < (option) && (option) < CURLOPTTYPE_OBJECTPOINT)
- #define _curl_is_off_t_option(option)
- ((option) > CURLOPTTYPE_OFF_T)
- /* evaluates to true if option takes a char* argument */
- #define _curl_is_string_option(option)
- ((option) == CURLOPT_URL ||
- (option) == CURLOPT_PROXY ||
- (option) == CURLOPT_INTERFACE ||
- (option) == CURLOPT_NETRC_FILE ||
- (option) == CURLOPT_USERPWD ||
- (option) == CURLOPT_USERNAME ||
- (option) == CURLOPT_PASSWORD ||
- (option) == CURLOPT_PROXYUSERPWD ||
- (option) == CURLOPT_PROXYUSERNAME ||
- (option) == CURLOPT_PROXYPASSWORD ||
- (option) == CURLOPT_ENCODING ||
- (option) == CURLOPT_REFERER ||
- (option) == CURLOPT_USERAGENT ||
- (option) == CURLOPT_COOKIE ||
- (option) == CURLOPT_COOKIEFILE ||
- (option) == CURLOPT_COOKIEJAR ||
- (option) == CURLOPT_COOKIELIST ||
- (option) == CURLOPT_FTPPORT ||
- (option) == CURLOPT_FTP_ALTERNATIVE_TO_USER ||
- (option) == CURLOPT_FTP_ACCOUNT ||
- (option) == CURLOPT_RANGE ||
- (option) == CURLOPT_CUSTOMREQUEST ||
- (option) == CURLOPT_SSLCERT ||
- (option) == CURLOPT_SSLCERTTYPE ||
- (option) == CURLOPT_SSLKEY ||
- (option) == CURLOPT_SSLKEYTYPE ||
- (option) == CURLOPT_KEYPASSWD ||
- (option) == CURLOPT_SSLENGINE ||
- (option) == CURLOPT_CAINFO ||
- (option) == CURLOPT_CAPATH ||
- (option) == CURLOPT_RANDOM_FILE ||
- (option) == CURLOPT_EGDSOCKET ||
- (option) == CURLOPT_SSL_CIPHER_LIST ||
- (option) == CURLOPT_KRBLEVEL ||
- (option) == CURLOPT_SSH_HOST_PUBLIC_KEY_MD5 ||
- (option) == CURLOPT_SSH_PUBLIC_KEYFILE ||
- (option) == CURLOPT_SSH_PRIVATE_KEYFILE ||
- (option) == CURLOPT_CRLFILE ||
- (option) == CURLOPT_ISSUERCERT ||
- 0)
- /* evaluates to true if option takes a curl_write_callback argument */
- #define _curl_is_write_cb_option(option)
- ((option) == CURLOPT_HEADERFUNCTION ||
- (option) == CURLOPT_WRITEFUNCTION)
- /* evaluates to true if option takes a curl_conv_callback argument */
- #define _curl_is_conv_cb_option(option)
- ((option) == CURLOPT_CONV_TO_NETWORK_FUNCTION ||
- (option) == CURLOPT_CONV_FROM_NETWORK_FUNCTION ||
- (option) == CURLOPT_CONV_FROM_UTF8_FUNCTION)
- /* evaluates to true if option takes a data argument to pass to a callback */
- #define _curl_is_cb_data_option(option)
- ((option) == CURLOPT_WRITEDATA ||
- (option) == CURLOPT_READDATA ||
- (option) == CURLOPT_IOCTLDATA ||
- (option) == CURLOPT_SOCKOPTDATA ||
- (option) == CURLOPT_OPENSOCKETDATA ||
- (option) == CURLOPT_PROGRESSDATA ||
- (option) == CURLOPT_WRITEHEADER ||
- (option) == CURLOPT_DEBUGDATA ||
- (option) == CURLOPT_SSL_CTX_DATA ||
- (option) == CURLOPT_SEEKDATA ||
- (option) == CURLOPT_PRIVATE ||
- 0)
- /* evaluates to true if option takes a POST data argument (void* or char*) */
- #define _curl_is_postfields_option(option)
- ((option) == CURLOPT_POSTFIELDS ||
- (option) == CURLOPT_COPYPOSTFIELDS ||
- 0)
- /* evaluates to true if option takes a struct curl_slist * argument */
- #define _curl_is_slist_option(option)
- ((option) == CURLOPT_HTTPHEADER ||
- (option) == CURLOPT_HTTP200ALIASES ||
- (option) == CURLOPT_QUOTE ||
- (option) == CURLOPT_POSTQUOTE ||
- (option) == CURLOPT_PREQUOTE ||
- (option) == CURLOPT_TELNETOPTIONS ||
- 0)
- /* groups of curl_easy_getinfo infos that take the same type of argument */
- /* evaluates to true if info expects a pointer to char * argument */
- #define _curl_is_string_info(info)
- (CURLINFO_STRING < (info) && (info) < CURLINFO_LONG)
- /* evaluates to true if info expects a pointer to long argument */
- #define _curl_is_long_info(info)
- (CURLINFO_LONG < (info) && (info) < CURLINFO_DOUBLE)
- /* evaluates to true if info expects a pointer to double argument */
- #define _curl_is_double_info(info)
- (CURLINFO_DOUBLE < (info) && (info) < CURLINFO_SLIST)
- /* true if info expects a pointer to struct curl_slist * argument */
- #define _curl_is_slist_info(info)
- (CURLINFO_SLIST < (info))
- /* typecheck helpers -- check whether given expression has requested type*/
- /* For pointers, you can use the _curl_is_ptr/_curl_is_arr macros,
- * otherwise define a new macro. Search for __builtin_types_compatible_p
- * in the GCC manual.
- * NOTE: these macros MUST NOT EVALUATE their arguments! The argument is
- * the actual expression passed to the curl_easy_setopt macro. This
- * means that you can only apply the sizeof and __typeof__ operators, no
- * == or whatsoever.
- */
- /* XXX: should evaluate to true iff expr is a pointer */
- #define _curl_is_any_ptr(expr)
- (sizeof(expr) == sizeof(void*))
- /* evaluates to true if expr is NULL */
- /* XXX: must not evaluate expr, so this check is not accurate */
- #define _curl_is_NULL(expr)
- (__builtin_types_compatible_p(__typeof__(expr), __typeof__(NULL)))
- /* evaluates to true if expr is type*, const type* or NULL */
- #define _curl_is_ptr(expr, type)
- (_curl_is_NULL(expr) ||
- __builtin_types_compatible_p(__typeof__(expr), type *) ||
- __builtin_types_compatible_p(__typeof__(expr), const type *))
- /* evaluates to true if expr is one of type[], type*, NULL or const type* */
- #define _curl_is_arr(expr, type)
- (_curl_is_ptr((expr), type) ||
- __builtin_types_compatible_p(__typeof__(expr), type []))
- /* evaluates to true if expr is a string */
- #define _curl_is_string(expr)
- (_curl_is_arr((expr), char) ||
- _curl_is_arr((expr), signed char) ||
- _curl_is_arr((expr), unsigned char))
- /* evaluates to true if expr is a long (no matter the signedness)
- * XXX: for now, int is also accepted (and therefore short and char, which
- * are promoted to int when passed to a variadic function) */
- #define _curl_is_long(expr)
- (__builtin_types_compatible_p(__typeof__(expr), long) ||
- __builtin_types_compatible_p(__typeof__(expr), signed long) ||
- __builtin_types_compatible_p(__typeof__(expr), unsigned long) ||
- __builtin_types_compatible_p(__typeof__(expr), int) ||
- __builtin_types_compatible_p(__typeof__(expr), signed int) ||
- __builtin_types_compatible_p(__typeof__(expr), unsigned int) ||
- __builtin_types_compatible_p(__typeof__(expr), short) ||
- __builtin_types_compatible_p(__typeof__(expr), signed short) ||
- __builtin_types_compatible_p(__typeof__(expr), unsigned short) ||
- __builtin_types_compatible_p(__typeof__(expr), char) ||
- __builtin_types_compatible_p(__typeof__(expr), signed char) ||
- __builtin_types_compatible_p(__typeof__(expr), unsigned char))
- /* evaluates to true if expr is of type curl_off_t */
- #define _curl_is_off_t(expr)
- (__builtin_types_compatible_p(__typeof__(expr), curl_off_t))
- /* evaluates to true if expr is abuffer suitable for CURLOPT_ERRORBUFFER */
- /* XXX: also check size of an char[] array? */
- #define _curl_is_error_buffer(expr)
- (__builtin_types_compatible_p(__typeof__(expr), char *) ||
- __builtin_types_compatible_p(__typeof__(expr), char[]))
- /* evaluates to true if expr is of type (const) void* or (const) FILE* */
- #if 0
- #define _curl_is_cb_data(expr)
- (_curl_is_ptr((expr), void) ||
- _curl_is_ptr((expr), FILE))
- #else /* be less strict */
- #define _curl_is_cb_data(expr)
- _curl_is_any_ptr(expr)
- #endif
- /* evaluates to true if expr is of type FILE* */
- #define _curl_is_FILE(expr)
- (__builtin_types_compatible_p(__typeof__(expr), FILE *))
- /* evaluates to true if expr can be passed as POST data (void* or char*) */
- #define _curl_is_postfields(expr)
- (_curl_is_ptr((expr), void) ||
- _curl_is_arr((expr), char))
- /* FIXME: the whole callback checking is messy...
- * The idea is to tolerate char vs. void and const vs. not const
- * pointers in arguments at least
- */
- /* helper: __builtin_types_compatible_p distinguishes between functions and
- * function pointers, hide it */
- #define _curl_callback_compatible(func, type)
- (__builtin_types_compatible_p(__typeof__(func), type) ||
- __builtin_types_compatible_p(__typeof__(func), type*))
- /* evaluates to true if expr is of type curl_read_callback or "similar" */
- #define _curl_is_read_cb(expr)
- (_curl_is_NULL(expr) ||
- __builtin_types_compatible_p(__typeof__(expr), __typeof__(fread)) ||
- __builtin_types_compatible_p(__typeof__(expr), curl_read_callback) ||
- _curl_callback_compatible((expr), _curl_read_callback1) ||
- _curl_callback_compatible((expr), _curl_read_callback2) ||
- _curl_callback_compatible((expr), _curl_read_callback3) ||
- _curl_callback_compatible((expr), _curl_read_callback4) ||
- _curl_callback_compatible((expr), _curl_read_callback5) ||
- _curl_callback_compatible((expr), _curl_read_callback6))
- typedef size_t (_curl_read_callback1)(char *, size_t, size_t, void*);
- typedef size_t (_curl_read_callback2)(char *, size_t, size_t, const void*);
- typedef size_t (_curl_read_callback3)(char *, size_t, size_t, FILE*);
- typedef size_t (_curl_read_callback4)(void *, size_t, size_t, void*);
- typedef size_t (_curl_read_callback5)(void *, size_t, size_t, const void*);
- typedef size_t (_curl_read_callback6)(void *, size_t, size_t, FILE*);
- /* evaluates to true if expr is of type curl_write_callback or "similar" */
- #define _curl_is_write_cb(expr)
- (_curl_is_read_cb(expr) ||
- __builtin_types_compatible_p(__typeof__(expr), __typeof__(fwrite)) ||
- __builtin_types_compatible_p(__typeof__(expr), curl_write_callback) ||
- _curl_callback_compatible((expr), _curl_write_callback1) ||
- _curl_callback_compatible((expr), _curl_write_callback2) ||
- _curl_callback_compatible((expr), _curl_write_callback3) ||
- _curl_callback_compatible((expr), _curl_write_callback4) ||
- _curl_callback_compatible((expr), _curl_write_callback5) ||
- _curl_callback_compatible((expr), _curl_write_callback6))
- typedef size_t (_curl_write_callback1)(const char *, size_t, size_t, void*);
- typedef size_t (_curl_write_callback2)(const char *, size_t, size_t,
- const void*);
- typedef size_t (_curl_write_callback3)(const char *, size_t, size_t, FILE*);
- typedef size_t (_curl_write_callback4)(const void *, size_t, size_t, void*);
- typedef size_t (_curl_write_callback5)(const void *, size_t, size_t,
- const void*);
- typedef size_t (_curl_write_callback6)(const void *, size_t, size_t, FILE*);
- /* evaluates to true if expr is of type curl_ioctl_callback or "similar" */
- #define _curl_is_ioctl_cb(expr)
- (_curl_is_NULL(expr) ||
- __builtin_types_compatible_p(__typeof__(expr), curl_ioctl_callback) ||
- _curl_callback_compatible((expr), _curl_ioctl_callback1) ||
- _curl_callback_compatible((expr), _curl_ioctl_callback2) ||
- _curl_callback_compatible((expr), _curl_ioctl_callback3) ||
- _curl_callback_compatible((expr), _curl_ioctl_callback4))
- typedef curlioerr (_curl_ioctl_callback1)(CURL *, int, void*);
- typedef curlioerr (_curl_ioctl_callback2)(CURL *, int, const void*);
- typedef curlioerr (_curl_ioctl_callback3)(CURL *, curliocmd, void*);
- typedef curlioerr (_curl_ioctl_callback4)(CURL *, curliocmd, const void*);
- /* evaluates to true if expr is of type curl_sockopt_callback or "similar" */
- #define _curl_is_sockopt_cb(expr)
- (_curl_is_NULL(expr) ||
- __builtin_types_compatible_p(__typeof__(expr), curl_sockopt_callback) ||
- _curl_callback_compatible((expr), _curl_sockopt_callback1) ||
- _curl_callback_compatible((expr), _curl_sockopt_callback2))
- typedef int (_curl_sockopt_callback1)(void *, curl_socket_t, curlsocktype);
- typedef int (_curl_sockopt_callback2)(const void *, curl_socket_t,
- curlsocktype);
- /* evaluates to true if expr is of type curl_opensocket_callback or "similar" */
- #define _curl_is_opensocket_cb(expr)
- (_curl_is_NULL(expr) ||
- __builtin_types_compatible_p(__typeof__(expr), curl_opensocket_callback) ||
- _curl_callback_compatible((expr), _curl_opensocket_callback1) ||
- _curl_callback_compatible((expr), _curl_opensocket_callback2) ||
- _curl_callback_compatible((expr), _curl_opensocket_callback3) ||
- _curl_callback_compatible((expr), _curl_opensocket_callback4))
- typedef curl_socket_t (_curl_opensocket_callback1)
- (void *, curlsocktype, struct curl_sockaddr *);
- typedef curl_socket_t (_curl_opensocket_callback2)
- (void *, curlsocktype, const struct curl_sockaddr *);
- typedef curl_socket_t (_curl_opensocket_callback3)
- (const void *, curlsocktype, struct curl_sockaddr *);
- typedef curl_socket_t (_curl_opensocket_callback4)
- (const void *, curlsocktype, const struct curl_sockaddr *);
- /* evaluates to true if expr is of type curl_progress_callback or "similar" */
- #define _curl_is_progress_cb(expr)
- (_curl_is_NULL(expr) ||
- __builtin_types_compatible_p(__typeof__(expr), curl_progress_callback) ||
- _curl_callback_compatible((expr), _curl_progress_callback1) ||
- _curl_callback_compatible((expr), _curl_progress_callback2))
- typedef int (_curl_progress_callback1)(void *,
- double, double, double, double);
- typedef int (_curl_progress_callback2)(const void *,
- double, double, double, double);
- /* evaluates to true if expr is of type curl_debug_callback or "similar" */
- #define _curl_is_debug_cb(expr)
- (_curl_is_NULL(expr) ||
- __builtin_types_compatible_p(__typeof__(expr), curl_debug_callback) ||
- _curl_callback_compatible((expr), _curl_debug_callback1) ||
- _curl_callback_compatible((expr), _curl_debug_callback2) ||
- _curl_callback_compatible((expr), _curl_debug_callback3) ||
- _curl_callback_compatible((expr), _curl_debug_callback4))
- typedef int (_curl_debug_callback1) (CURL *,
- curl_infotype, char *, size_t, void *);
- typedef int (_curl_debug_callback2) (CURL *,
- curl_infotype, char *, size_t, const void *);
- typedef int (_curl_debug_callback3) (CURL *,
- curl_infotype, const char *, size_t, void *);
- typedef int (_curl_debug_callback4) (CURL *,
- curl_infotype, const char *, size_t, const void *);
- /* evaluates to true if expr is of type curl_ssl_ctx_callback or "similar" */
- /* this is getting even messier... */
- #define _curl_is_ssl_ctx_cb(expr)
- (_curl_is_NULL(expr) ||
- __builtin_types_compatible_p(__typeof__(expr), curl_ssl_ctx_callback) ||
- _curl_callback_compatible((expr), _curl_ssl_ctx_callback1) ||
- _curl_callback_compatible((expr), _curl_ssl_ctx_callback2) ||
- _curl_callback_compatible((expr), _curl_ssl_ctx_callback3) ||
- _curl_callback_compatible((expr), _curl_ssl_ctx_callback4) ||
- _curl_callback_compatible((expr), _curl_ssl_ctx_callback5) ||
- _curl_callback_compatible((expr), _curl_ssl_ctx_callback6) ||
- _curl_callback_compatible((expr), _curl_ssl_ctx_callback7) ||
- _curl_callback_compatible((expr), _curl_ssl_ctx_callback8))
- typedef CURLcode (_curl_ssl_ctx_callback1)(CURL *, void *, void *);
- typedef CURLcode (_curl_ssl_ctx_callback2)(CURL *, void *, const void *);
- typedef CURLcode (_curl_ssl_ctx_callback3)(CURL *, const void *, void *);
- typedef CURLcode (_curl_ssl_ctx_callback4)(CURL *, const void *, const void *);
- #ifdef HEADER_SSL_H
- /* hack: if we included OpenSSL's ssl.h, we know about SSL_CTX
- * this will of course break if we're included before OpenSSL headers...
- */
- typedef CURLcode (_curl_ssl_ctx_callback5)(CURL *, SSL_CTX, void *);
- typedef CURLcode (_curl_ssl_ctx_callback6)(CURL *, SSL_CTX, const void *);
- typedef CURLcode (_curl_ssl_ctx_callback7)(CURL *, const SSL_CTX, void *);
- typedef CURLcode (_curl_ssl_ctx_callback8)(CURL *, const SSL_CTX, const void *);
- #else
- typedef _curl_ssl_ctx_callback1 _curl_ssl_ctx_callback5;
- typedef _curl_ssl_ctx_callback1 _curl_ssl_ctx_callback6;
- typedef _curl_ssl_ctx_callback1 _curl_ssl_ctx_callback7;
- typedef _curl_ssl_ctx_callback1 _curl_ssl_ctx_callback8;
- #endif
- /* evaluates to true if expr is of type curl_conv_callback or "similar" */
- #define _curl_is_conv_cb(expr)
- (_curl_is_NULL(expr) ||
- __builtin_types_compatible_p(__typeof__(expr), curl_conv_callback) ||
- _curl_callback_compatible((expr), _curl_conv_callback1) ||
- _curl_callback_compatible((expr), _curl_conv_callback2) ||
- _curl_callback_compatible((expr), _curl_conv_callback3) ||
- _curl_callback_compatible((expr), _curl_conv_callback4))
- typedef CURLcode (*_curl_conv_callback1)(char *, size_t length);
- typedef CURLcode (*_curl_conv_callback2)(const char *, size_t length);
- typedef CURLcode (*_curl_conv_callback3)(void *, size_t length);
- typedef CURLcode (*_curl_conv_callback4)(const void *, size_t length);
- /* evaluates to true if expr is of type curl_seek_callback or "similar" */
- #define _curl_is_seek_cb(expr)
- (_curl_is_NULL(expr) ||
- __builtin_types_compatible_p(__typeof__(expr), curl_seek_callback) ||
- _curl_callback_compatible((expr), _curl_seek_callback1) ||
- _curl_callback_compatible((expr), _curl_seek_callback2))
- typedef CURLcode (*_curl_seek_callback1)(void *, curl_off_t, int);
- typedef CURLcode (*_curl_seek_callback2)(const void *, curl_off_t, int);
- #endif /* __CURL_TYPECHECK_GCC_H */