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Diffstat (limited to 'Utilities/cmcurl/lib/curl_log.h')
| -rw-r--r-- | Utilities/cmcurl/lib/curl_log.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/Utilities/cmcurl/lib/curl_log.h b/Utilities/cmcurl/lib/curl_log.h new file mode 100644 index 0000000000..ad6143fa99 --- /dev/null +++ b/Utilities/cmcurl/lib/curl_log.h @@ -0,0 +1,138 @@ +#ifndef HEADER_CURL_LOG_H +#define HEADER_CURL_LOG_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 + * + ***************************************************************************/ + +struct Curl_easy; +struct Curl_cfilter; + +/** + * Init logging, return != 0 on failure. + */ +CURLcode Curl_log_init(void); + + +void Curl_infof(struct Curl_easy *, const char *fmt, ...); +void Curl_failf(struct Curl_easy *, const char *fmt, ...); + +#if defined(CURL_DISABLE_VERBOSE_STRINGS) + +#if defined(HAVE_VARIADIC_MACROS_C99) +#define infof(...) Curl_nop_stmt +#elif defined(HAVE_VARIADIC_MACROS_GCC) +#define infof(x...) Curl_nop_stmt +#else +#error "missing VARIADIC macro define, fix and rebuild!" +#endif + +#else /* CURL_DISABLE_VERBOSE_STRINGS */ + +#define infof Curl_infof + +#endif /* CURL_DISABLE_VERBOSE_STRINGS */ + +#define failf Curl_failf + + +#define CURL_LOG_DEFAULT 0 +#define CURL_LOG_DEBUG 1 +#define CURL_LOG_TRACE 2 + + +/* the function used to output verbose information */ +void Curl_debug(struct Curl_easy *data, curl_infotype type, + char *ptr, size_t size); + +#ifdef DEBUGBUILD + +/* explainer: we have some mix configuration and werror settings + * that define HAVE_VARIADIC_MACROS_C99 even though C89 is enforced + * on gnuc and some other compiler. Need to treat carefully. + */ +#if defined(HAVE_VARIADIC_MACROS_C99) && \ + defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) + +#define LOG_CF(data, cf, ...) \ + do { if(Curl_log_cf_is_debug(cf)) \ + Curl_log_cf_debug(data, cf, __VA_ARGS__); } while(0) +#else +#define LOG_CF Curl_log_cf_debug +#endif + +void Curl_log_cf_debug(struct Curl_easy *data, struct Curl_cfilter *cf, +#if defined(__GNUC__) && !defined(printf) && \ + defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && \ + !defined(__MINGW32__) + const char *fmt, ...) + __attribute__((format(printf, 3, 4))); +#else + const char *fmt, ...); +#endif + +#define Curl_log_cf_is_debug(cf) \ + ((cf) && (cf)->cft->log_level >= CURL_LOG_DEBUG) + +#else /* !DEBUGBUILD */ + +#if defined(HAVE_VARIADIC_MACROS_C99) && \ + defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) +#define LOG_CF(...) Curl_nop_stmt +#define Curl_log_cf_debug(...) Curl_nop_stmt +#elif defined(HAVE_VARIADIC_MACROS_GCC) && \ + defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) +#define LOG_CF(x...) Curl_nop_stmt +#define Curl_log_cf_debug(x...) Curl_nop_stmt +#else +#define LOG_CF Curl_log_cf_debug +/* without c99, we seem unable to completely define away this function. */ +void Curl_log_cf_debug(struct Curl_easy *data, struct Curl_cfilter *cf, + const char *fmt, ...); +#endif + +#define Curl_log_cf_is_debug(x) ((void)(x), FALSE) + +#endif /* !DEBUGBUILD */ + +#define LOG_CF_IS_DEBUG(x) Curl_log_cf_is_debug(x) + +/* Macros intended for DEBUGF logging, use like: + * DEBUGF(infof(data, CFMSG(cf, "this filter %s rocks"), "very much")); + * and it will output: + * [CONN-1-0][CF-SSL] this filter very much rocks + * on connection #1 with sockindex 0 for filter of type "SSL". */ +#define DMSG(d,msg) \ + "[CONN-%ld] "msg, (d)->conn->connection_id +#define DMSGI(d,i,msg) \ + "[CONN-%ld-%d] "msg, (d)->conn->connection_id, (i) +#define CMSG(c,msg) \ + "[CONN-%ld] "msg, (c)->connection_id +#define CMSGI(c,i,msg) \ + "[CONN-%ld-%d] "msg, (c)->connection_id, (i) +#define CFMSG(cf,msg) \ + "[CONN-%ld-%d][CF-%s] "msg, (cf)->conn->connection_id, \ + (cf)->sockindex, (cf)->cft->name + + + +#endif /* HEADER_CURL_LOG_H */ |