diff options
Diffstat (limited to 'extension/curl/typecheck-gcc.h')
| -rw-r--r-- | extension/curl/typecheck-gcc.h | 717 |
1 files changed, 0 insertions, 717 deletions
diff --git a/extension/curl/typecheck-gcc.h b/extension/curl/typecheck-gcc.h deleted file mode 100644 index b880f3d..0000000 --- a/extension/curl/typecheck-gcc.h +++ /dev/null @@ -1,717 +0,0 @@ -#ifndef CURLINC_TYPECHECK_GCC_H -#define CURLINC_TYPECHECK_GCC_H -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 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 https://curl.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. - * - * SPDX-License-Identifier: curl - * - ***************************************************************************/ - -/* wraps curl_easy_setopt() with typechecking */ - -/* To add a new kind of warning, add an - * if(curlcheck_sometype_option(_curl_opt)) - * if(!curlcheck_sometype(value)) - * _curl_easy_setopt_err_sometype(); - * block and define curlcheck_sometype_option, curlcheck_sometype and - * _curl_easy_setopt_err_sometype below - * - * NOTE: We use two nested 'if' statements here instead of the && operator, in - * order to work around gcc bug #32061. It affects only gcc 4.3.x/4.4.x - * when compiling with -Wlogical-op. - * - * 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__({ \ - CURLoption _curl_opt = (option); \ - if(__builtin_constant_p(_curl_opt)) { \ - CURL_IGNORE_DEPRECATION( \ - if(curlcheck_long_option(_curl_opt)) \ - if(!curlcheck_long(value)) \ - _curl_easy_setopt_err_long(); \ - if(curlcheck_off_t_option(_curl_opt)) \ - if(!curlcheck_off_t(value)) \ - _curl_easy_setopt_err_curl_off_t(); \ - if(curlcheck_string_option(_curl_opt)) \ - if(!curlcheck_string(value)) \ - _curl_easy_setopt_err_string(); \ - if(curlcheck_write_cb_option(_curl_opt)) \ - if(!curlcheck_write_cb(value)) \ - _curl_easy_setopt_err_write_callback(); \ - if((_curl_opt) == CURLOPT_RESOLVER_START_FUNCTION) \ - if(!curlcheck_resolver_start_callback(value)) \ - _curl_easy_setopt_err_resolver_start_callback(); \ - if((_curl_opt) == CURLOPT_READFUNCTION) \ - if(!curlcheck_read_cb(value)) \ - _curl_easy_setopt_err_read_cb(); \ - if((_curl_opt) == CURLOPT_IOCTLFUNCTION) \ - if(!curlcheck_ioctl_cb(value)) \ - _curl_easy_setopt_err_ioctl_cb(); \ - if((_curl_opt) == CURLOPT_SOCKOPTFUNCTION) \ - if(!curlcheck_sockopt_cb(value)) \ - _curl_easy_setopt_err_sockopt_cb(); \ - if((_curl_opt) == CURLOPT_OPENSOCKETFUNCTION) \ - if(!curlcheck_opensocket_cb(value)) \ - _curl_easy_setopt_err_opensocket_cb(); \ - if((_curl_opt) == CURLOPT_PROGRESSFUNCTION) \ - if(!curlcheck_progress_cb(value)) \ - _curl_easy_setopt_err_progress_cb(); \ - if((_curl_opt) == CURLOPT_DEBUGFUNCTION) \ - if(!curlcheck_debug_cb(value)) \ - _curl_easy_setopt_err_debug_cb(); \ - if((_curl_opt) == CURLOPT_SSL_CTX_FUNCTION) \ - if(!curlcheck_ssl_ctx_cb(value)) \ - _curl_easy_setopt_err_ssl_ctx_cb(); \ - if(curlcheck_conv_cb_option(_curl_opt)) \ - if(!curlcheck_conv_cb(value)) \ - _curl_easy_setopt_err_conv_cb(); \ - if((_curl_opt) == CURLOPT_SEEKFUNCTION) \ - if(!curlcheck_seek_cb(value)) \ - _curl_easy_setopt_err_seek_cb(); \ - if(curlcheck_cb_data_option(_curl_opt)) \ - if(!curlcheck_cb_data(value)) \ - _curl_easy_setopt_err_cb_data(); \ - if((_curl_opt) == CURLOPT_ERRORBUFFER) \ - if(!curlcheck_error_buffer(value)) \ - _curl_easy_setopt_err_error_buffer(); \ - if((_curl_opt) == CURLOPT_STDERR) \ - if(!curlcheck_FILE(value)) \ - _curl_easy_setopt_err_FILE(); \ - if(curlcheck_postfields_option(_curl_opt)) \ - if(!curlcheck_postfields(value)) \ - _curl_easy_setopt_err_postfields(); \ - if((_curl_opt) == CURLOPT_HTTPPOST) \ - if(!curlcheck_arr((value), struct curl_httppost)) \ - _curl_easy_setopt_err_curl_httpost(); \ - if((_curl_opt) == CURLOPT_MIMEPOST) \ - if(!curlcheck_ptr((value), curl_mime)) \ - _curl_easy_setopt_err_curl_mimepost(); \ - if(curlcheck_slist_option(_curl_opt)) \ - if(!curlcheck_arr((value), struct curl_slist)) \ - _curl_easy_setopt_err_curl_slist(); \ - if((_curl_opt) == CURLOPT_SHARE) \ - if(!curlcheck_ptr((value), CURLSH)) \ - _curl_easy_setopt_err_CURLSH(); \ - ) \ - } \ - curl_easy_setopt(handle, _curl_opt, value); \ - }) - -/* wraps curl_easy_getinfo() with typechecking */ -#define curl_easy_getinfo(handle, info, arg) \ - __extension__({ \ - CURLINFO _curl_info = (info); \ - if(__builtin_constant_p(_curl_info)) { \ - CURL_IGNORE_DEPRECATION( \ - if(curlcheck_string_info(_curl_info)) \ - if(!curlcheck_arr((arg), char *)) \ - _curl_easy_getinfo_err_string(); \ - if(curlcheck_long_info(_curl_info)) \ - if(!curlcheck_arr((arg), long)) \ - _curl_easy_getinfo_err_long(); \ - if(curlcheck_double_info(_curl_info)) \ - if(!curlcheck_arr((arg), double)) \ - _curl_easy_getinfo_err_double(); \ - if(curlcheck_slist_info(_curl_info)) \ - if(!curlcheck_arr((arg), struct curl_slist *)) \ - _curl_easy_getinfo_err_curl_slist(); \ - if(curlcheck_tlssessioninfo_info(_curl_info)) \ - if(!curlcheck_arr((arg), struct curl_tlssessioninfo *)) \ - _curl_easy_getinfo_err_curl_tlssesssioninfo(); \ - if(curlcheck_certinfo_info(_curl_info)) \ - if(!curlcheck_arr((arg), struct curl_certinfo *)) \ - _curl_easy_getinfo_err_curl_certinfo(); \ - if(curlcheck_socket_info(_curl_info)) \ - if(!curlcheck_arr((arg), curl_socket_t)) \ - _curl_easy_getinfo_err_curl_socket(); \ - if(curlcheck_off_t_info(_curl_info)) \ - if(!curlcheck_arr((arg), curl_off_t)) \ - _curl_easy_getinfo_err_curl_off_t(); \ - ) \ - } \ - curl_easy_getinfo(handle, _curl_info, arg); \ - }) - -/* - * 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 CURLWARNING(id, message) \ - static void __attribute__((__warning__(message))) \ - __attribute__((__unused__)) __attribute__((__noinline__)) \ - id(void) { __asm__(""); } - -CURLWARNING(_curl_easy_setopt_err_long, - "curl_easy_setopt expects a long argument for this option") -CURLWARNING(_curl_easy_setopt_err_curl_off_t, - "curl_easy_setopt expects a curl_off_t argument for this option") -CURLWARNING(_curl_easy_setopt_err_string, - "curl_easy_setopt expects a " - "string ('char *' or char[]) argument for this option" - ) -CURLWARNING(_curl_easy_setopt_err_write_callback, - "curl_easy_setopt expects a curl_write_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_resolver_start_callback, - "curl_easy_setopt expects a " - "curl_resolver_start_callback argument for this option" - ) -CURLWARNING(_curl_easy_setopt_err_read_cb, - "curl_easy_setopt expects a curl_read_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_ioctl_cb, - "curl_easy_setopt expects a curl_ioctl_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_sockopt_cb, - "curl_easy_setopt expects a curl_sockopt_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_opensocket_cb, - "curl_easy_setopt expects a " - "curl_opensocket_callback argument for this option" - ) -CURLWARNING(_curl_easy_setopt_err_progress_cb, - "curl_easy_setopt expects a curl_progress_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_debug_cb, - "curl_easy_setopt expects a curl_debug_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_ssl_ctx_cb, - "curl_easy_setopt expects a curl_ssl_ctx_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_conv_cb, - "curl_easy_setopt expects a curl_conv_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_seek_cb, - "curl_easy_setopt expects a curl_seek_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_cb_data, - "curl_easy_setopt expects a " - "private data pointer as argument for this option") -CURLWARNING(_curl_easy_setopt_err_error_buffer, - "curl_easy_setopt expects a " - "char buffer of CURL_ERROR_SIZE as argument for this option") -CURLWARNING(_curl_easy_setopt_err_FILE, - "curl_easy_setopt expects a 'FILE *' argument for this option") -CURLWARNING(_curl_easy_setopt_err_postfields, - "curl_easy_setopt expects a 'void *' or 'char *' argument for this option") -CURLWARNING(_curl_easy_setopt_err_curl_httpost, - "curl_easy_setopt expects a 'struct curl_httppost *' " - "argument for this option") -CURLWARNING(_curl_easy_setopt_err_curl_mimepost, - "curl_easy_setopt expects a 'curl_mime *' " - "argument for this option") -CURLWARNING(_curl_easy_setopt_err_curl_slist, - "curl_easy_setopt expects a 'struct curl_slist *' argument for this option") -CURLWARNING(_curl_easy_setopt_err_CURLSH, - "curl_easy_setopt expects a CURLSH* argument for this option") - -CURLWARNING(_curl_easy_getinfo_err_string, - "curl_easy_getinfo expects a pointer to 'char *' for this info") -CURLWARNING(_curl_easy_getinfo_err_long, - "curl_easy_getinfo expects a pointer to long for this info") -CURLWARNING(_curl_easy_getinfo_err_double, - "curl_easy_getinfo expects a pointer to double for this info") -CURLWARNING(_curl_easy_getinfo_err_curl_slist, - "curl_easy_getinfo expects a pointer to 'struct curl_slist *' for this info") -CURLWARNING(_curl_easy_getinfo_err_curl_tlssesssioninfo, - "curl_easy_getinfo expects a pointer to " - "'struct curl_tlssessioninfo *' for this info") -CURLWARNING(_curl_easy_getinfo_err_curl_certinfo, - "curl_easy_getinfo expects a pointer to " - "'struct curl_certinfo *' for this info") -CURLWARNING(_curl_easy_getinfo_err_curl_socket, - "curl_easy_getinfo expects a pointer to curl_socket_t for this info") -CURLWARNING(_curl_easy_getinfo_err_curl_off_t, - "curl_easy_getinfo expects a pointer to curl_off_t 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 curlcheck_long_option(option) \ - (0 < (option) && (option) < CURLOPTTYPE_OBJECTPOINT) - -#define curlcheck_off_t_option(option) \ - (((option) > CURLOPTTYPE_OFF_T) && ((option) < CURLOPTTYPE_BLOB)) - -/* evaluates to true if option takes a char* argument */ -#define curlcheck_string_option(option) \ - ((option) == CURLOPT_ABSTRACT_UNIX_SOCKET || \ - (option) == CURLOPT_ACCEPT_ENCODING || \ - (option) == CURLOPT_ALTSVC || \ - (option) == CURLOPT_CAINFO || \ - (option) == CURLOPT_CAPATH || \ - (option) == CURLOPT_COOKIE || \ - (option) == CURLOPT_COOKIEFILE || \ - (option) == CURLOPT_COOKIEJAR || \ - (option) == CURLOPT_COOKIELIST || \ - (option) == CURLOPT_CRLFILE || \ - (option) == CURLOPT_CUSTOMREQUEST || \ - (option) == CURLOPT_DEFAULT_PROTOCOL || \ - (option) == CURLOPT_DNS_INTERFACE || \ - (option) == CURLOPT_DNS_LOCAL_IP4 || \ - (option) == CURLOPT_DNS_LOCAL_IP6 || \ - (option) == CURLOPT_DNS_SERVERS || \ - (option) == CURLOPT_DOH_URL || \ - (option) == CURLOPT_EGDSOCKET || \ - (option) == CURLOPT_FTP_ACCOUNT || \ - (option) == CURLOPT_FTP_ALTERNATIVE_TO_USER || \ - (option) == CURLOPT_FTPPORT || \ - (option) == CURLOPT_HSTS || \ - (option) == CURLOPT_HAPROXY_CLIENT_IP || \ - (option) == CURLOPT_INTERFACE || \ - (option) == CURLOPT_ISSUERCERT || \ - (option) == CURLOPT_KEYPASSWD || \ - (option) == CURLOPT_KRBLEVEL || \ - (option) == CURLOPT_LOGIN_OPTIONS || \ - (option) == CURLOPT_MAIL_AUTH || \ - (option) == CURLOPT_MAIL_FROM || \ - (option) == CURLOPT_NETRC_FILE || \ - (option) == CURLOPT_NOPROXY || \ - (option) == CURLOPT_PASSWORD || \ - (option) == CURLOPT_PINNEDPUBLICKEY || \ - (option) == CURLOPT_PRE_PROXY || \ - (option) == CURLOPT_PROTOCOLS_STR || \ - (option) == CURLOPT_PROXY || \ - (option) == CURLOPT_PROXY_CAINFO || \ - (option) == CURLOPT_PROXY_CAPATH || \ - (option) == CURLOPT_PROXY_CRLFILE || \ - (option) == CURLOPT_PROXY_ISSUERCERT || \ - (option) == CURLOPT_PROXY_KEYPASSWD || \ - (option) == CURLOPT_PROXY_PINNEDPUBLICKEY || \ - (option) == CURLOPT_PROXY_SERVICE_NAME || \ - (option) == CURLOPT_PROXY_SSL_CIPHER_LIST || \ - (option) == CURLOPT_PROXY_SSLCERT || \ - (option) == CURLOPT_PROXY_SSLCERTTYPE || \ - (option) == CURLOPT_PROXY_SSLKEY || \ - (option) == CURLOPT_PROXY_SSLKEYTYPE || \ - (option) == CURLOPT_PROXY_TLS13_CIPHERS || \ - (option) == CURLOPT_PROXY_TLSAUTH_PASSWORD || \ - (option) == CURLOPT_PROXY_TLSAUTH_TYPE || \ - (option) == CURLOPT_PROXY_TLSAUTH_USERNAME || \ - (option) == CURLOPT_PROXYPASSWORD || \ - (option) == CURLOPT_PROXYUSERNAME || \ - (option) == CURLOPT_PROXYUSERPWD || \ - (option) == CURLOPT_RANDOM_FILE || \ - (option) == CURLOPT_RANGE || \ - (option) == CURLOPT_REDIR_PROTOCOLS_STR || \ - (option) == CURLOPT_REFERER || \ - (option) == CURLOPT_REQUEST_TARGET || \ - (option) == CURLOPT_RTSP_SESSION_ID || \ - (option) == CURLOPT_RTSP_STREAM_URI || \ - (option) == CURLOPT_RTSP_TRANSPORT || \ - (option) == CURLOPT_SASL_AUTHZID || \ - (option) == CURLOPT_SERVICE_NAME || \ - (option) == CURLOPT_SOCKS5_GSSAPI_SERVICE || \ - (option) == CURLOPT_SSH_HOST_PUBLIC_KEY_MD5 || \ - (option) == CURLOPT_SSH_HOST_PUBLIC_KEY_SHA256 || \ - (option) == CURLOPT_SSH_KNOWNHOSTS || \ - (option) == CURLOPT_SSH_PRIVATE_KEYFILE || \ - (option) == CURLOPT_SSH_PUBLIC_KEYFILE || \ - (option) == CURLOPT_SSLCERT || \ - (option) == CURLOPT_SSLCERTTYPE || \ - (option) == CURLOPT_SSLENGINE || \ - (option) == CURLOPT_SSLKEY || \ - (option) == CURLOPT_SSLKEYTYPE || \ - (option) == CURLOPT_SSL_CIPHER_LIST || \ - (option) == CURLOPT_TLS13_CIPHERS || \ - (option) == CURLOPT_TLSAUTH_PASSWORD || \ - (option) == CURLOPT_TLSAUTH_TYPE || \ - (option) == CURLOPT_TLSAUTH_USERNAME || \ - (option) == CURLOPT_UNIX_SOCKET_PATH || \ - (option) == CURLOPT_URL || \ - (option) == CURLOPT_USERAGENT || \ - (option) == CURLOPT_USERNAME || \ - (option) == CURLOPT_AWS_SIGV4 || \ - (option) == CURLOPT_USERPWD || \ - (option) == CURLOPT_XOAUTH2_BEARER || \ - (option) == CURLOPT_SSL_EC_CURVES || \ - 0) - -/* evaluates to true if option takes a curl_write_callback argument */ -#define curlcheck_write_cb_option(option) \ - ((option) == CURLOPT_HEADERFUNCTION || \ - (option) == CURLOPT_WRITEFUNCTION) - -/* evaluates to true if option takes a curl_conv_callback argument */ -#define curlcheck_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 curlcheck_cb_data_option(option) \ - ((option) == CURLOPT_CHUNK_DATA || \ - (option) == CURLOPT_CLOSESOCKETDATA || \ - (option) == CURLOPT_DEBUGDATA || \ - (option) == CURLOPT_FNMATCH_DATA || \ - (option) == CURLOPT_HEADERDATA || \ - (option) == CURLOPT_HSTSREADDATA || \ - (option) == CURLOPT_HSTSWRITEDATA || \ - (option) == CURLOPT_INTERLEAVEDATA || \ - (option) == CURLOPT_IOCTLDATA || \ - (option) == CURLOPT_OPENSOCKETDATA || \ - (option) == CURLOPT_PREREQDATA || \ - (option) == CURLOPT_PROGRESSDATA || \ - (option) == CURLOPT_READDATA || \ - (option) == CURLOPT_SEEKDATA || \ - (option) == CURLOPT_SOCKOPTDATA || \ - (option) == CURLOPT_SSH_KEYDATA || \ - (option) == CURLOPT_SSL_CTX_DATA || \ - (option) == CURLOPT_WRITEDATA || \ - (option) == CURLOPT_RESOLVER_START_DATA || \ - (option) == CURLOPT_TRAILERDATA || \ - (option) == CURLOPT_SSH_HOSTKEYDATA || \ - 0) - -/* evaluates to true if option takes a POST data argument (void* or char*) */ -#define curlcheck_postfields_option(option) \ - ((option) == CURLOPT_POSTFIELDS || \ - (option) == CURLOPT_COPYPOSTFIELDS || \ - 0) - -/* evaluates to true if option takes a struct curl_slist * argument */ -#define curlcheck_slist_option(option) \ - ((option) == CURLOPT_HTTP200ALIASES || \ - (option) == CURLOPT_HTTPHEADER || \ - (option) == CURLOPT_MAIL_RCPT || \ - (option) == CURLOPT_POSTQUOTE || \ - (option) == CURLOPT_PREQUOTE || \ - (option) == CURLOPT_PROXYHEADER || \ - (option) == CURLOPT_QUOTE || \ - (option) == CURLOPT_RESOLVE || \ - (option) == CURLOPT_TELNETOPTIONS || \ - (option) == CURLOPT_CONNECT_TO || \ - 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 curlcheck_string_info(info) \ - (CURLINFO_STRING < (info) && (info) < CURLINFO_LONG && \ - (info) != CURLINFO_PRIVATE) - -/* evaluates to true if info expects a pointer to long argument */ -#define curlcheck_long_info(info) \ - (CURLINFO_LONG < (info) && (info) < CURLINFO_DOUBLE) - -/* evaluates to true if info expects a pointer to double argument */ -#define curlcheck_double_info(info) \ - (CURLINFO_DOUBLE < (info) && (info) < CURLINFO_SLIST) - -/* true if info expects a pointer to struct curl_slist * argument */ -#define curlcheck_slist_info(info) \ - (((info) == CURLINFO_SSL_ENGINES) || ((info) == CURLINFO_COOKIELIST)) - -/* true if info expects a pointer to struct curl_tlssessioninfo * argument */ -#define curlcheck_tlssessioninfo_info(info) \ - (((info) == CURLINFO_TLS_SSL_PTR) || ((info) == CURLINFO_TLS_SESSION)) - -/* true if info expects a pointer to struct curl_certinfo * argument */ -#define curlcheck_certinfo_info(info) ((info) == CURLINFO_CERTINFO) - -/* true if info expects a pointer to struct curl_socket_t argument */ -#define curlcheck_socket_info(info) \ - (CURLINFO_SOCKET < (info) && (info) < CURLINFO_OFF_T) - -/* true if info expects a pointer to curl_off_t argument */ -#define curlcheck_off_t_info(info) \ - (CURLINFO_OFF_T < (info)) - - -/* typecheck helpers -- check whether given expression has requested type */ - -/* For pointers, you can use the curlcheck_ptr/curlcheck_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 if expr is a pointer */ -#define curlcheck_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 curlcheck_NULL(expr) \ - (__builtin_types_compatible_p(__typeof__(expr), __typeof__(NULL))) - -/* evaluates to true if expr is type*, const type* or NULL */ -#define curlcheck_ptr(expr, type) \ - (curlcheck_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 curlcheck_arr(expr, type) \ - (curlcheck_ptr((expr), type) || \ - __builtin_types_compatible_p(__typeof__(expr), type [])) - -/* evaluates to true if expr is a string */ -#define curlcheck_string(expr) \ - (curlcheck_arr((expr), char) || \ - curlcheck_arr((expr), signed char) || \ - curlcheck_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 curlcheck_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 curlcheck_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 curlcheck_error_buffer(expr) \ - (curlcheck_NULL(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 curlcheck_cb_data(expr) \ - (curlcheck_ptr((expr), void) || \ - curlcheck_ptr((expr), FILE)) -#else /* be less strict */ -#define curlcheck_cb_data(expr) \ - curlcheck_any_ptr(expr) -#endif - -/* evaluates to true if expr is of type FILE* */ -#define curlcheck_FILE(expr) \ - (curlcheck_NULL(expr) || \ - (__builtin_types_compatible_p(__typeof__(expr), FILE *))) - -/* evaluates to true if expr can be passed as POST data (void* or char*) */ -#define curlcheck_postfields(expr) \ - (curlcheck_ptr((expr), void) || \ - curlcheck_arr((expr), char) || \ - curlcheck_arr((expr), unsigned char)) - -/* helper: __builtin_types_compatible_p distinguishes between functions and - * function pointers, hide it */ -#define curlcheck_cb_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_resolver_start_callback */ -#define curlcheck_resolver_start_callback(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_resolver_start_callback)) - -/* evaluates to true if expr is of type curl_read_callback or "similar" */ -#define curlcheck_read_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), __typeof__(fread) *) || \ - curlcheck_cb_compatible((expr), curl_read_callback) || \ - curlcheck_cb_compatible((expr), _curl_read_callback1) || \ - curlcheck_cb_compatible((expr), _curl_read_callback2) || \ - curlcheck_cb_compatible((expr), _curl_read_callback3) || \ - curlcheck_cb_compatible((expr), _curl_read_callback4) || \ - curlcheck_cb_compatible((expr), _curl_read_callback5) || \ - curlcheck_cb_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 curlcheck_write_cb(expr) \ - (curlcheck_read_cb(expr) || \ - curlcheck_cb_compatible((expr), __typeof__(fwrite) *) || \ - curlcheck_cb_compatible((expr), curl_write_callback) || \ - curlcheck_cb_compatible((expr), _curl_write_callback1) || \ - curlcheck_cb_compatible((expr), _curl_write_callback2) || \ - curlcheck_cb_compatible((expr), _curl_write_callback3) || \ - curlcheck_cb_compatible((expr), _curl_write_callback4) || \ - curlcheck_cb_compatible((expr), _curl_write_callback5) || \ - curlcheck_cb_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 curlcheck_ioctl_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_ioctl_callback) || \ - curlcheck_cb_compatible((expr), _curl_ioctl_callback1) || \ - curlcheck_cb_compatible((expr), _curl_ioctl_callback2) || \ - curlcheck_cb_compatible((expr), _curl_ioctl_callback3) || \ - curlcheck_cb_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 curlcheck_sockopt_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_sockopt_callback) || \ - curlcheck_cb_compatible((expr), _curl_sockopt_callback1) || \ - curlcheck_cb_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 curlcheck_opensocket_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_opensocket_callback) || \ - curlcheck_cb_compatible((expr), _curl_opensocket_callback1) || \ - curlcheck_cb_compatible((expr), _curl_opensocket_callback2) || \ - curlcheck_cb_compatible((expr), _curl_opensocket_callback3) || \ - curlcheck_cb_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 curlcheck_progress_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_progress_callback) || \ - curlcheck_cb_compatible((expr), _curl_progress_callback1) || \ - curlcheck_cb_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 curlcheck_debug_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_debug_callback) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback1) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback2) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback3) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback4) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback5) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback6) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback7) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback8)) -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 *); -typedef int (*_curl_debug_callback5) (CURL *, - curl_infotype, unsigned char *, size_t, void *); -typedef int (*_curl_debug_callback6) (CURL *, - curl_infotype, unsigned char *, size_t, const void *); -typedef int (*_curl_debug_callback7) (CURL *, - curl_infotype, const unsigned char *, size_t, void *); -typedef int (*_curl_debug_callback8) (CURL *, - curl_infotype, const unsigned 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 curlcheck_ssl_ctx_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_ssl_ctx_callback) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback1) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback2) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback3) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback4) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback5) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback6) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback7) || \ - curlcheck_cb_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 curlcheck_conv_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_conv_callback) || \ - curlcheck_cb_compatible((expr), _curl_conv_callback1) || \ - curlcheck_cb_compatible((expr), _curl_conv_callback2) || \ - curlcheck_cb_compatible((expr), _curl_conv_callback3) || \ - curlcheck_cb_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 curlcheck_seek_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_seek_callback) || \ - curlcheck_cb_compatible((expr), _curl_seek_callback1) || \ - curlcheck_cb_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 /* CURLINC_TYPECHECK_GCC_H */ |