diff options
Diffstat (limited to 'libtransport/src/utils/log.cc')
| -rw-r--r-- | libtransport/src/utils/log.cc | 1450 |
1 files changed, 69 insertions, 1381 deletions
diff --git a/libtransport/src/utils/log.cc b/libtransport/src/utils/log.cc index 27dd3f541..755d5bafa 100644 --- a/libtransport/src/utils/log.cc +++ b/libtransport/src/utils/log.cc @@ -1,5 +1,5 @@ /* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. + * Copyright (c) 2017-2021 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: @@ -13,1391 +13,79 @@ * limitations under the License. */ -/* - * The MIT License (MIT) - * - * Copyright (c) 2017 wonder-mice - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ - -/* When defined, Android log (android/log.h) will be used by default instead of - * stderr (ignored on non-Android platforms). Date, time, pid and tid (context) - * will be provided by Android log. Android log features will be used to output - * log level and tag. - */ - -#if defined(__ANDROID__) -#define TRANSPORT_LOG_USE_ANDROID_LOG 1 -#define ANDROID_TAG "HicnTransport" -#else -#define TRANSPORT_LOG_USE_ANDROID_LOG 0 -#endif - -/* When defined, NSLog (uses Apple System Log) will be used instead of stderr - * (ignored on non-Apple platforms). Date, time, pid and tid (context) will be - * provided by NSLog. Curiously, doesn't use NSLog() directly, but piggybacks on - * non-public CFLog() function. Both use Apple System Log internally, but it's - * easier to call CFLog() from C than NSLog(). Current implementation doesn't - * support "%@" format specifier. - */ -#ifdef TRANSPORT_LOG_USE_NSLOG -#undef TRANSPORT_LOG_USE_NSLOG -#if defined(__APPLE__) && defined(__MACH__) -#define TRANSPORT_LOG_USE_NSLOG 1 -#else -#define TRANSPORT_LOG_USE_NSLOG 0 -#endif -#else -#define TRANSPORT_LOG_USE_NSLOG 0 -#endif -/* When defined, OutputDebugString() will be used instead of stderr (ignored on - * non-Windows platforms). Uses OutputDebugStringA() variant and feeds it with - * UTF-8 data. - */ -#ifdef TRANSPORT_LOG_USE_DEBUGSTRING -#undef TRANSPORT_LOG_USE_DEBUGSTRING -#if defined(_WIN32) || defined(_WIN64) -#define TRANSPORT_LOG_USE_DEBUGSTRING 1 -#else -#define TRANSPORT_LOG_USE_DEBUGSTRING 0 -#endif -#else -#define TRANSPORT_LOG_USE_DEBUGSTRING 0 -#endif -/* When defined, TRANSPORT_LOG library will not contain definition of tag prefix - * variable. In that case it must be defined elsewhere using - * TRANSPORT_LOG_DEFINE_TAG_PREFIX macro, for example: - * - * TRANSPORT_LOG_DEFINE_TAG_PREFIX = "ProcessName"; - * - * This allows to specify custom value for static initialization and avoid - * overhead of setting this value in runtime. - */ -#ifdef TRANSPORT_LOG_EXTERN_TAG_PREFIX -#undef TRANSPORT_LOG_EXTERN_TAG_PREFIX -#define TRANSPORT_LOG_EXTERN_TAG_PREFIX 1 -#else -#define TRANSPORT_LOG_EXTERN_TAG_PREFIX 0 -#endif -/* When defined, TRANSPORT_LOG library will not contain definition of global - * format variable. In that case it must be defined elsewhere using - * TRANSPORT_LOG_DEFINE_GLOBAL_FORMAT macro, for example: - * - * TRANSPORT_LOG_DEFINE_GLOBAL_FORMAT = {MEM_WIDTH}; - * - * This allows to specify custom value for static initialization and avoid - * overhead of setting this value in runtime. - */ -#ifdef TRANSPORT_LOG_EXTERN_GLOBAL_FORMAT -#undef TRANSPORT_LOG_EXTERN_GLOBAL_FORMAT -#define TRANSPORT_LOG_EXTERN_GLOBAL_FORMAT 1 -#else -#define TRANSPORT_LOG_EXTERN_GLOBAL_FORMAT 0 -#endif -/* When defined, transport_log library will not contain definition of global - * output variable. In that case it must be defined elsewhere using - * TRANSPORT_LOG_DEFINE_GLOBAL_OUTPUT macro, for example: - * - * TRANSPORT_LOG_DEFINE_GLOBAL_OUTPUT = {TRANSPORT_LOG_PUT_STD, - * custom_output_callback}; - * - * This allows to specify custom value for static initialization and avoid - * overhead of setting this value in runtime. - */ -#ifdef TRANSPORT_LOG_EXTERN_GLOBAL_OUTPUT -#undef TRANSPORT_LOG_EXTERN_GLOBAL_OUTPUT -#define TRANSPORT_LOG_EXTERN_GLOBAL_OUTPUT 1 -#else -#define TRANSPORT_LOG_EXTERN_GLOBAL_OUTPUT 0 -#endif -/* When defined, transport_log library will not contain definition of global - * output level variable. In that case it must be defined elsewhere using - * TRANSPORT_LOG_DEFINE_GLOBAL_OUTPUT_LEVEL macro, for example: - * - * TRANSPORT_LOG_DEFINE_GLOBAL_OUTPUT_LEVEL = TRANSPORT_LOG_WARN; - * - * This allows to specify custom value for static initialization and avoid - * overhead of setting this value in runtime. - */ -#ifdef TRANSPORT_LOG_EXTERN_GLOBAL_OUTPUT_LEVEL -#undef TRANSPORT_LOG_EXTERN_GLOBAL_OUTPUT_LEVEL -#define TRANSPORT_LOG_EXTERN_GLOBAL_OUTPUT_LEVEL 1 -#else -#define TRANSPORT_LOG_EXTERN_GLOBAL_OUTPUT_LEVEL 0 -#endif -/* When defined, implementation will prefer smaller code size over speed. - * Very rough estimate is that code will be up to 2x smaller and up to 2x - * slower. Disabled by default. - */ -#ifdef TRANSPORT_LOG_OPTIMIZE_SIZE -#undef TRANSPORT_LOG_OPTIMIZE_SIZE -#define TRANSPORT_LOG_OPTIMIZE_SIZE 1 -#else -#define TRANSPORT_LOG_OPTIMIZE_SIZE 0 -#endif -/* Size of the log line buffer. The buffer is allocated on stack. It limits - * maximum length of a log line. - */ -#ifndef TRANSPORT_LOG_BUF_SZ -#define TRANSPORT_LOG_BUF_SZ 512 -#endif -/* Default number of bytes in one line of memory output. For large values - * TRANSPORT_LOG_BUF_SZ also must be increased. - */ -#ifndef TRANSPORT_LOG_MEM_WIDTH -#define TRANSPORT_LOG_MEM_WIDTH 32 -#endif -/* String to put in the end of each log line (can be empty). Its value used by - * stderr output callback. Its size used as a default value for - * TRANSPORT_LOG_EOL_SZ. - */ -#ifndef TRANSPORT_LOG_EOL -#define TRANSPORT_LOG_EOL "\n" -#endif -/* Default delimiter that separates parts of log message. Can NOT contain '%' - * or '\0'. - * - * Log message format specifications can override (or ignore) this value. For - * more details see TRANSPORT_LOG_MESSAGE_CTX_FORMAT, - * TRANSPORT_LOG_MESSAGE_SRC_FORMAT and TRANSPORT_LOG_MESSAGE_TAG_FORMAT. - */ -#ifndef TRANSPORT_LOG_DEF_DELIMITER -#define TRANSPORT_LOG_DEF_DELIMITER " " -#endif -/* Specifies log message context format. Log message context includes date, - * time, process id, thread id and message's log level. Custom information can - * be added as well. Supported fields: YEAR, MONTH, DAY, HOUR, MINUTE, SECOND, - * MILLISECOND, PID, TID, LEVEL, S(str), F_INIT(statements), - * F_UINT(width, value). - * - * Must be defined as a tuple, for example: - * - * #define TRANSPORT_LOG_MESSAGE_CTX_FORMAT (YEAR, S("."), MONTH, S("."), DAY, - * S(" > ")) - * - * In that case, resulting log message will be: - * - * 2016.12.22 > TAG function@filename.c:line Message text - * - * Note, that tag, source location and message text are not impacted by - * this setting. See TRANSPORT_LOG_MESSAGE_TAG_FORMAT and - * TRANSPORT_LOG_MESSAGE_SRC_FORMAT. - * - * If message context must be visually separated from the rest of the message, - * it must be reflected in context format (notice trailing S(" > ") in the - * example above). - * - * S(str) adds constant string str. String can NOT contain '%' or '\0'. - * - * F_INIT(statements) adds initialization statement(s) that will be evaluated - * once for each log message. All statements are evaluated in specified order. - * Several F_INIT() fields can be used in every log message format - * specification. Fields, like F_UINT(width, value), are allowed to use results - * of initialization statements. If statement introduces variables (or other - * names, like structures) they must be prefixed with "f_". Statements must be - * enclosed into additional "()". Example: - * - * #define TRANSPORT_LOG_MESSAGE_CTX_FORMAT \ - * (F_INIT(( struct rusage f_ru; getrusage(RUSAGE_SELF, &f_ru); )), \ - * YEAR, S("."), MONTH, S("."), DAY, S(" "), \ - * F_UINT(5, f_ru.ru_nsignals), \ - * S(" ")) - * - * F_UINT(width, value) adds unsigned integer value extended with up to width - * spaces (for alignment purposes). Value can be any expression that evaluates - * to unsigned integer. If expression contains non-standard functions, they - * must be declared with F_INIT(). Example: - * - * #define TRANSPORT_LOG_MESSAGE_CTX_FORMAT \ - * (YEAR, S("."), MONTH, S("."), DAY, S(" "), \ - * F_INIT(( unsigned tickcount(); )), \ - * F_UINT(5, tickcount()), \ - * S(" ")) - * - * Other log message format specifications follow same rules, but have a - * different set of supported fields. - */ -#ifndef TRANSPORT_LOG_MESSAGE_CTX_FORMAT -#define TRANSPORT_LOG_MESSAGE_CTX_FORMAT \ - (MONTH, S("-"), DAY, S(TRANSPORT_LOG_DEF_DELIMITER), HOUR, S(":"), MINUTE, \ - S(":"), SECOND, S("."), MILLISECOND, S(TRANSPORT_LOG_DEF_DELIMITER), PID, \ - S(TRANSPORT_LOG_DEF_DELIMITER), TID, S(TRANSPORT_LOG_DEF_DELIMITER), LEVEL, \ - S(TRANSPORT_LOG_DEF_DELIMITER)) -#endif -/* Example: - */ -/* Specifies log message tag format. It includes tag prefix and tag. Custom - * information can be added as well. Supported fields: - * TAG(prefix_delimiter, tag_delimiter), S(str), F_INIT(statements), - * F_UINT(width, value). - * - * TAG(prefix_delimiter, tag_delimiter) adds following string to log message: - * - * PREFIX<prefix_delimiter>TAG<tag_delimiter> - * - * Prefix delimiter will be used only when prefix is not empty. Tag delimiter - * will be used only when prefixed tag is not empty. Example: - * - * #define TRANSPORT_LOG_TAG_FORMAT (S("["), TAG(".", ""), S("] ")) - * - * See TRANSPORT_LOG_MESSAGE_CTX_FORMAT for details. - */ -#ifndef TRANSPORT_LOG_MESSAGE_TAG_FORMAT -#define TRANSPORT_LOG_MESSAGE_TAG_FORMAT (TAG(".", TRANSPORT_LOG_DEF_DELIMITER)) -#endif -/* Specifies log message source location format. It includes function name, - * file name and file line. Custom information can be added as well. Supported - * fields: FUNCTION, FILENAME, FILELINE, S(str), F_INIT(statements), - * F_UINT(width, value). - * - * See TRANSPORT_LOG_MESSAGE_CTX_FORMAT for details. - */ -#ifndef TRANSPORT_LOG_MESSAGE_SRC_FORMAT -#define TRANSPORT_LOG_MESSAGE_SRC_FORMAT \ - (FUNCTION, S("@"), FILENAME, S(":"), FILELINE, S(TRANSPORT_LOG_DEF_DELIMITER)) -#endif -/* Fields that can be used in log message format specifications (see above). - * Mentioning them here explicitly, so we know that nobody else defined them - * before us. See TRANSPORT_LOG_MESSAGE_CTX_FORMAT for details. - */ -#define YEAR YEAR -#define MONTH MONTH -#define DAY DAY -#define MINUTE MINUTE -#define SECOND SECOND -#define MILLISECOND MILLISECOND -#define PID PID -#define TID TID -#define LEVEL LEVEL -#define TAG(prefix_delim, tag_delim) TAG(prefix_delim, tag_delim) -#define FUNCTION FUNCTION -#define FILENAME FILENAME -#define FILELINE FILELINE -#define S(str) S(str) -#define F_INIT(statements) F_INIT(statements) -#define F_UINT(width, value) F_UINT(width, value) -/* Number of bytes to reserve for EOL in the log line buffer (must be >0). - * Must be larger than or equal to length of TRANSPORT_LOG_EOL with terminating - * null. - */ -#ifndef TRANSPORT_LOG_EOL_SZ -#define TRANSPORT_LOG_EOL_SZ sizeof(TRANSPORT_LOG_EOL) -#endif -/* Compile instrumented version of the library to facilitate unit testing. - */ -#ifndef TRANSPORT_LOG_INSTRUMENTED -#define TRANSPORT_LOG_INSTRUMENTED 0 -#endif +#define GLOG_CUSTOM_PREFIX_SUPPORT 1 +#include <glog/logging.h> +#undef GLOG_CUSTOM_PREFIX_SUPPORT -#if defined(__linux__) -#if !defined(__ANDROID__) && !defined(_GNU_SOURCE) -#define _GNU_SOURCE -#endif -#endif -#if defined(__MINGW32__) -#ifdef __STRICT_ANSI__ -#undef __STRICT_ANSI__ -#endif -#endif - -#include <assert.h> -#include <ctype.h> +#include <core/global_configuration.h> +#include <hicn/transport/config.h> #include <hicn/transport/utils/log.h> -#include <stdarg.h> -#include <stddef.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <time.h> - -#if defined(_WIN32) || defined(_WIN64) -#include <windows.h> -#else -#include <sys/time.h> -#include <unistd.h> -#if defined(__linux__) -#include <linux/limits.h> -#else -#include <sys/syslimits.h> -#endif -#endif - -#if defined(__linux__) -#include <sys/prctl.h> -#include <sys/types.h> -#if !defined(__ANDROID__) -#include <sys/syscall.h> -#endif -#endif -#if defined(__MACH__) -#include <pthread.h> -#endif - -#define INLINE _TRANSPORT_LOG_INLINE -#define VAR_UNUSED(var) (void)var -#define RETVAL_UNUSED(expr) \ - do { \ - while (expr) break; \ - } while (0) -#define STATIC_ASSERT(name, cond) typedef char assert_##name[(cond) ? 1 : -1] -#define ASSERT_UNREACHABLE(why) assert(!sizeof(why)) -#ifndef _countof -#define _countof(xs) (sizeof(xs) / sizeof((xs)[0])) -#endif - -#if TRANSPORT_LOG_INSTRUMENTED -#define INSTRUMENTED_CONST -#else -#define INSTRUMENTED_CONST const -#endif - -#define _PP_PASTE_2(a, b) a##b -#define _PP_CONCAT_2(a, b) _PP_PASTE_2(a, b) - -#define _PP_PASTE_3(a, b, c) a##b##c -#define _PP_CONCAT_3(a, b, c) _PP_PASTE_3(a, b, c) - -/* Microsoft C preprocessor is a piece of shit. This moron treats __VA_ARGS__ - * as a single token and requires additional expansion to realize that it's - * actually a list. If not for it, there would be no need in this extra - * expansion. - */ -#define _PP_ID(x) x -#define _PP_NARGS_N(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, \ - _13, _14, _15, _16, _17, _18, _19, _20, _21, _22, _23, \ - _24, ...) \ - _24 -#define _PP_NARGS(...) \ - _PP_ID(_PP_NARGS_N(__VA_ARGS__, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, \ - 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0)) - -/* There is a more efficient way to implement this, but it requires - * working C preprocessor. Unfortunately, Microsoft Visual Studio doesn't - * have one. - */ -#define _PP_HEAD__(x, ...) x -#define _PP_HEAD_(...) _PP_ID(_PP_HEAD__(__VA_ARGS__, ~)) -#define _PP_HEAD(xs) _PP_HEAD_ xs -#define _PP_TAIL_(x, ...) (__VA_ARGS__) -#define _PP_TAIL(xs) _PP_TAIL_ xs -#define _PP_UNTUPLE_(...) __VA_ARGS__ -#define _PP_UNTUPLE(xs) _PP_UNTUPLE_ xs - -/* Apply function macro to each element in tuple. Output is not - * enforced to be a tuple. - */ -#define _PP_MAP_1(f, xs) f(_PP_HEAD(xs)) -#define _PP_MAP_2(f, xs) f(_PP_HEAD(xs)) _PP_MAP_1(f, _PP_TAIL(xs)) -#define _PP_MAP_3(f, xs) f(_PP_HEAD(xs)) _PP_MAP_2(f, _PP_TAIL(xs)) -#define _PP_MAP_4(f, xs) f(_PP_HEAD(xs)) _PP_MAP_3(f, _PP_TAIL(xs)) -#define _PP_MAP_5(f, xs) f(_PP_HEAD(xs)) _PP_MAP_4(f, _PP_TAIL(xs)) -#define _PP_MAP_6(f, xs) f(_PP_HEAD(xs)) _PP_MAP_5(f, _PP_TAIL(xs)) -#define _PP_MAP_7(f, xs) f(_PP_HEAD(xs)) _PP_MAP_6(f, _PP_TAIL(xs)) -#define _PP_MAP_8(f, xs) f(_PP_HEAD(xs)) _PP_MAP_7(f, _PP_TAIL(xs)) -#define _PP_MAP_9(f, xs) f(_PP_HEAD(xs)) _PP_MAP_8(f, _PP_TAIL(xs)) -#define _PP_MAP_10(f, xs) f(_PP_HEAD(xs)) _PP_MAP_9(f, _PP_TAIL(xs)) -#define _PP_MAP_11(f, xs) f(_PP_HEAD(xs)) _PP_MAP_10(f, _PP_TAIL(xs)) -#define _PP_MAP_12(f, xs) f(_PP_HEAD(xs)) _PP_MAP_11(f, _PP_TAIL(xs)) -#define _PP_MAP_13(f, xs) f(_PP_HEAD(xs)) _PP_MAP_12(f, _PP_TAIL(xs)) -#define _PP_MAP_14(f, xs) f(_PP_HEAD(xs)) _PP_MAP_13(f, _PP_TAIL(xs)) -#define _PP_MAP_15(f, xs) f(_PP_HEAD(xs)) _PP_MAP_14(f, _PP_TAIL(xs)) -#define _PP_MAP_16(f, xs) f(_PP_HEAD(xs)) _PP_MAP_15(f, _PP_TAIL(xs)) -#define _PP_MAP_17(f, xs) f(_PP_HEAD(xs)) _PP_MAP_16(f, _PP_TAIL(xs)) -#define _PP_MAP_18(f, xs) f(_PP_HEAD(xs)) _PP_MAP_17(f, _PP_TAIL(xs)) -#define _PP_MAP_19(f, xs) f(_PP_HEAD(xs)) _PP_MAP_18(f, _PP_TAIL(xs)) -#define _PP_MAP_20(f, xs) f(_PP_HEAD(xs)) _PP_MAP_19(f, _PP_TAIL(xs)) -#define _PP_MAP_21(f, xs) f(_PP_HEAD(xs)) _PP_MAP_20(f, _PP_TAIL(xs)) -#define _PP_MAP_22(f, xs) f(_PP_HEAD(xs)) _PP_MAP_21(f, _PP_TAIL(xs)) -#define _PP_MAP_23(f, xs) f(_PP_HEAD(xs)) _PP_MAP_22(f, _PP_TAIL(xs)) -#define _PP_MAP_24(f, xs) f(_PP_HEAD(xs)) _PP_MAP_23(f, _PP_TAIL(xs)) -#define _PP_MAP(f, xs) _PP_CONCAT_2(_PP_MAP_, _PP_NARGS xs)(f, xs) - -/* Apply function macro to each element in tuple in reverse order. - * Output is not enforced to be a tuple. - */ -#define _PP_RMAP_1(f, xs) f(_PP_HEAD(xs)) -#define _PP_RMAP_2(f, xs) _PP_RMAP_1(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_3(f, xs) _PP_RMAP_2(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_4(f, xs) _PP_RMAP_3(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_5(f, xs) _PP_RMAP_4(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_6(f, xs) _PP_RMAP_5(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_7(f, xs) _PP_RMAP_6(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_8(f, xs) _PP_RMAP_7(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_9(f, xs) _PP_RMAP_8(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_10(f, xs) _PP_RMAP_9(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_11(f, xs) _PP_RMAP_10(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_12(f, xs) _PP_RMAP_11(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_13(f, xs) _PP_RMAP_12(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_14(f, xs) _PP_RMAP_13(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_15(f, xs) _PP_RMAP_14(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_16(f, xs) _PP_RMAP_15(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_17(f, xs) _PP_RMAP_16(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_18(f, xs) _PP_RMAP_17(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_19(f, xs) _PP_RMAP_18(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_20(f, xs) _PP_RMAP_19(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_21(f, xs) _PP_RMAP_20(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_22(f, xs) _PP_RMAP_21(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_23(f, xs) _PP_RMAP_22(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP_24(f, xs) _PP_RMAP_23(f, _PP_TAIL(xs)) f(_PP_HEAD(xs)) -#define _PP_RMAP(f, xs) _PP_CONCAT_2(_PP_RMAP_, _PP_NARGS xs)(f, xs) - -/* Used to implement _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS() macro. All - * possible fields must be mentioned here. Not counting F_INIT() here because - * it's somewhat special and is handled spearatly (at least for now). - */ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__ (0 << 0) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__YEAR (1 << 1) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__MONTH (1 << 2) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__DAY (1 << 3) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__HOUR (1 << 4) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__MINUTE (1 << 5) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__SECOND (1 << 6) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__MILLISECOND (1 << 7) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__PID (1 << 8) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__TID (1 << 9) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__LEVEL (1 << 10) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__TAG(ps, ts) (1 << 11) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__FUNCTION (1 << 12) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__FILENAME (1 << 13) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__FILELINE (1 << 14) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__S(s) (1 << 15) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__F_INIT(expr) (0 << 16) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK__F_UINT(w, v) (1 << 17) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_MASK(field) \ - _PP_CONCAT_3(_TRANSPORT_LOG_MESSAGE_FORMAT_MASK_, _, field) - -/* Logical "or" of masks of fields used in specified format specification. - */ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_FIELDS(format) \ - (0 _PP_MAP(| _TRANSPORT_LOG_MESSAGE_FORMAT_MASK, format)) - -/* Expands to expressions that evaluates to true if field is used in - * specified format specification. Example: - * - * #if _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(F_UINT, - * TRANSPORT_LOG_MESSAGE_CTX_FORMAT) - * ... - * #endif - */ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(field, format) \ - (_TRANSPORT_LOG_MESSAGE_FORMAT_MASK(field) & \ - _TRANSPORT_LOG_MESSAGE_FORMAT_FIELDS(format)) - -/* Same, but checks all supported format specifications. - */ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_FIELD_USED(field) \ - (_TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(field, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) || \ - _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(field, \ - TRANSPORT_LOG_MESSAGE_TAG_FORMAT) || \ - _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(field, \ - TRANSPORT_LOG_MESSAGE_SRC_FORMAT)) - -#define _TRANSPORT_LOG_MESSAGE_FORMAT_DATETIME_USED \ - (_TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(YEAR, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) || \ - _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(MONTH, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) || \ - _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(DAY, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) || \ - _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(HOUR, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) || \ - _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(MINUTE, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) || \ - _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(SECOND, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) || \ - _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(MILLISECOND, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT)) - -#if defined(_MSC_VER) && !defined(__INTEL_COMPILER) -#pragma warning(disable : 4204) /* nonstandard extension used: non-constant \ - aggregate initializer */ -#define memccpy _memccpy -#endif - -#if (defined(_MSC_VER) && !defined(__INTEL_COMPILER)) || defined(__MINGW64__) -#define vsnprintf(s, sz, fmt, va) fake_vsnprintf(s, sz, fmt, va) -static int fake_vsnprintf(char *s, size_t sz, const char *fmt, va_list ap) { - const int n = vsnprintf_s(s, sz, _TRUNCATE, fmt, ap); - return 0 < n ? n : (int)sz + 1; /* no need in _vscprintf() for now */ -} -#if TRANSPORT_LOG_OPTIMIZE_SIZE -#define snprintf(s, sz, ...) fake_snprintf(s, sz, __VA_ARGS__) -static int fake_snprintf(char *s, size_t sz, const char *fmt, ...) { - va_list va; - va_start(va, fmt); - const int n = fake_vsnprintf(s, sz, fmt, va); - va_end(va); - return n; -} -#endif -#endif - -typedef void (*time_cb)(struct tm *const tm, unsigned *const usec); -typedef void (*pid_cb)(int *const pid, int *const tid); -typedef void (*buffer_cb)(transport_log_message *msg, char *buf); - -typedef struct src_location { - const char *const func; - const char *const file; - const unsigned line; -} src_location; - -typedef struct mem_block { - const void *const d; - const unsigned d_sz; -} mem_block; - -static void time_callback(struct tm *const tm, unsigned *const usec); -static void pid_callback(int *const pid, int *const tid); -static void buffer_callback(transport_log_message *msg, char *buf); - -STATIC_ASSERT(eol_fits_eol_sz, - sizeof(TRANSPORT_LOG_EOL) <= TRANSPORT_LOG_EOL_SZ); -STATIC_ASSERT(eol_sz_greater_than_zero, 0 < TRANSPORT_LOG_EOL_SZ); -STATIC_ASSERT(eol_sz_less_than_buf_sz, - TRANSPORT_LOG_EOL_SZ < TRANSPORT_LOG_BUF_SZ); -#if !defined(_WIN32) && !defined(_WIN64) -STATIC_ASSERT(buf_sz_less_than_pipe_buf, TRANSPORT_LOG_BUF_SZ <= PIPE_BUF); -#endif -static const char c_hex[] = "0123456789abcdef"; - -static INSTRUMENTED_CONST unsigned g_buf_sz = - TRANSPORT_LOG_BUF_SZ - TRANSPORT_LOG_EOL_SZ; -static INSTRUMENTED_CONST time_cb g_time_cb = time_callback; -static INSTRUMENTED_CONST pid_cb g_pid_cb = pid_callback; -static INSTRUMENTED_CONST buffer_cb g_buffer_cb = buffer_callback; -#if TRANSPORT_LOG_USE_ANDROID_LOG -#include <android/log.h> - -static INLINE int android_lvl(const int lvl) { - switch (lvl) { - case TRANSPORT_LOG_VERBOSE: - return ANDROID_LOG_VERBOSE; - case TRANSPORT_LOG_DEBUG: - return ANDROID_LOG_DEBUG; - case TRANSPORT_LOG_INFO: - return ANDROID_LOG_INFO; - case TRANSPORT_LOG_WARN: - return ANDROID_LOG_WARN; - case TRANSPORT_LOG_ERROR: - return ANDROID_LOG_ERROR; - case TRANSPORT_LOG_FATAL: - return ANDROID_LOG_FATAL; - default: - ASSERT_UNREACHABLE("Bad log level"); - return ANDROID_LOG_UNKNOWN; - } -} - -static void out_android_callback(const transport_log_message *const msg, - void *arg) { - VAR_UNUSED(arg); - *msg->p = 0; - const char *tag = msg->p; - if (msg->tag_e != msg->tag_b) { - tag = msg->tag_b; - *msg->tag_e = 0; +#include <iomanip> +#include <iostream> +#include <libconfig.h++> + +namespace utils { + +#define _(class_name, macro_name) \ + std::ostream &CLASS_NAME(class_name)::getStream() { return macro_name; } +foreach_log_level +#undef _ + + class LogConfiguration { + static constexpr char log_config_section[] = "log"; +#define LOG_NAME \ + "Libhicntransport-" HICNTRANSPORT_VERSION_MAJOR \ + "." HICNTRANSPORT_VERSION_MINOR "." HICNTRANSPORT_VERSION_REVISION + static constexpr char log_name[] = LOG_NAME; + +#define foreach_log_config \ + _(bool, logtostderr, true) \ + _(bool, alsologtostderr, false) \ + _(bool, colorlogtostderr, true) \ + _(int32_t, stderrthreshold, 2) \ + _(int32_t, minloglevel, 0) \ + _(bool, log_prefix, true) \ + _(std::string, log_dir, "") \ + _(int32_t, v, 1) \ + _(std::string, vmodule, "") \ + _(int32_t, max_log_size, 5) \ + _(bool, stop_logging_if_full_disk, true) + + public: + LogConfiguration() { + auto &conf = transport::core::GlobalConfiguration::getInstance(); + + using namespace std::placeholders; + conf.registerConfigurationParser( + log_config_section, + std::bind(&LogConfiguration::parseLogConfiguration, this, _1, _2)); + } + + private: + void parseLogConfiguration(const libconfig::Setting &log_config, + std::error_code &ec) { +#define _(type, name, default) \ + type _##name = default; \ + \ + if (log_config.exists(#name)) { \ + log_config.lookupValue(#name, _##name); \ + VLOG(2) << "Setting log config " << #name << " to " << _##name; \ + \ + FLAGS_##name = _##name; \ + } else { \ + VLOG(2) << "Log config " << #name << " do not exists"; \ + } + foreach_log_config +#undef _ + + google::InitGoogleLogging(log_name); } - __android_log_print(android_lvl(msg->lvl), ANDROID_TAG, "%s", msg->msg_b); -} - -enum { OUT_ANDROID_MASK = TRANSPORT_LOG_PUT_STD & ~TRANSPORT_LOG_PUT_CTX }; -#define OUT_ANDROID OUT_ANDROID_MASK, 0, out_android_callback -#endif - -#if TRANSPORT_LOG_USE_NSLOG -#include <CoreFoundation/CoreFoundation.h> -CF_EXPORT void CFLog(int32_t level, CFStringRef format, ...); - -static INLINE int apple_lvl(const int lvl) { - switch (lvl) { - case TRANSPORT_LOG_VERBOSE: - return 7; /* ASL_LEVEL_DEBUG / kCFLogLevelDebug */ - ; - case TRANSPORT_LOG_DEBUG: - return 7; /* ASL_LEVEL_DEBUG / kCFLogLevelDebug */ - ; - case TRANSPORT_LOG_INFO: - return 6; /* ASL_LEVEL_INFO / kCFLogLevelInfo */ - ; - case TRANSPORT_LOG_WARN: - return 4; /* ASL_LEVEL_WARNING / kCFLogLevelWarning */ - ; - case TRANSPORT_LOG_ERROR: - return 3; /* ASL_LEVEL_ERR / kCFLogLevelError */ - ; - case TRANSPORT_LOG_FATAL: - return 0; /* ASL_LEVEL_EMERG / kCFLogLevelEmergency */ - ; - default: - ASSERT_UNREACHABLE("Bad log level"); - return 0; /* ASL_LEVEL_EMERG / kCFLogLevelEmergency */ - ; - } -} - -static void out_nslog_callback(const transport_log_message *const msg, - void *arg) { - VAR_UNUSED(arg); - *msg->p = 0; - CFLog(apple_lvl(msg->lvl), CFSTR("%s"), msg->tag_b); -} - -enum { OUT_NSLOG_MASK = TRANSPORT_LOG_PUT_STD & ~TRANSPORT_LOG_PUT_CTX }; -#define OUT_NSLOG OUT_NSLOG_MASK, 0, out_nslog_callback -#endif - -#if TRANSPORT_LOG_USE_DEBUGSTRING -#include <windows.h> - -static void out_debugstring_callback(const transport_log_message *const msg, - void *arg) { - VAR_UNUSED(arg); - msg->p[0] = '\n'; - msg->p[1] = '\0'; - OutputDebugStringA(msg->buf); -} - -enum { OUT_DEBUGSTRING_MASK = TRANSPORT_LOG_PUT_STD }; -#define OUT_DEBUGSTRING OUT_DEBUGSTRING_MASK, 0, out_debugstring_callback -#endif - -void transport_log_out_stderr_callback(const transport_log_message *const msg, - void *arg) { - VAR_UNUSED(arg); - const size_t eol_len = sizeof(TRANSPORT_LOG_EOL) - 1; - memcpy(msg->p, TRANSPORT_LOG_EOL, eol_len); -#if defined(_WIN32) || defined(_WIN64) - /* WriteFile() is atomic for local files opened with FILE_APPEND_DATA and - without FILE_WRITE_DATA */ - DWORD written; - WriteFile(GetStdHandle(STD_ERROR_HANDLE), msg->buf, - (DWORD)(msg->p - msg->buf + eol_len), &written, 0); -#else - /* write() is atomic for buffers less than or equal to PIPE_BUF. */ - RETVAL_UNUSED( - write(STDERR_FILENO, msg->buf, (size_t)(msg->p - msg->buf) + eol_len)); -#endif -} - -static const transport_log_output out_stderr = {TRANSPORT_LOG_OUT_STDERR}; - -#if !TRANSPORT_LOG_EXTERN_TAG_PREFIX -TRANSPORT_LOG_DEFINE_TAG_PREFIX = 0; -#endif - -#if !TRANSPORT_LOG_EXTERN_GLOBAL_FORMAT -TRANSPORT_LOG_DEFINE_GLOBAL_FORMAT = {TRANSPORT_LOG_MEM_WIDTH}; -#endif - -#if !TRANSPORT_LOG_EXTERN_GLOBAL_OUTPUT -#if TRANSPORT_LOG_USE_ANDROID_LOG -TRANSPORT_LOG_DEFINE_GLOBAL_OUTPUT = {OUT_ANDROID}; -#elif TRANSPORT_LOG_USE_NSLOG -TRANSPORT_LOG_DEFINE_GLOBAL_OUTPUT = {OUT_NSLOG}; -#elif TRANSPORT_LOG_USE_DEBUGSTRING -TRANSPORT_LOG_DEFINE_GLOBAL_OUTPUT = {OUT_DEBUGSTRING}; -#else -TRANSPORT_LOG_DEFINE_GLOBAL_OUTPUT = {TRANSPORT_LOG_OUT_STDERR}; -#endif -#endif - -#if !TRANSPORT_LOG_EXTERN_GLOBAL_OUTPUT_LEVEL -TRANSPORT_LOG_DEFINE_GLOBAL_OUTPUT_LEVEL = 0; -#endif - -const transport_log_spec _transport_log_stderr_spec = { - TRANSPORT_LOG_GLOBAL_FORMAT, - &out_stderr, }; -static const transport_log_spec global_spec = { - TRANSPORT_LOG_GLOBAL_FORMAT, - TRANSPORT_LOG_GLOBAL_OUTPUT, -}; - -#if _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(LEVEL, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) -static char lvl_char(const int lvl) { - switch (lvl) { - case TRANSPORT_LOG_VERBOSE: - return 'V'; - case TRANSPORT_LOG_DEBUG: - return 'D'; - case TRANSPORT_LOG_INFO: - return 'I'; - case TRANSPORT_LOG_WARN: - return 'W'; - case TRANSPORT_LOG_ERROR: - return 'E'; - case TRANSPORT_LOG_FATAL: - return 'F'; - default: - ASSERT_UNREACHABLE("Bad log level"); - return '?'; - } -} -#endif - -#define GCCVER_LESS(MAJOR, MINOR, PATCH) \ - (__GNUC__ < MAJOR || (__GNUC__ == MAJOR && (__GNUC_MINOR__ < MINOR || \ - (__GNUC_MINOR__ == MINOR && \ - __GNUC_PATCHLEVEL__ < PATCH)))) - -#if !defined(__clang__) && defined(__GNUC__) && GCCVER_LESS(4, 7, 0) -#define __atomic_load_n(vp, model) __sync_fetch_and_add(vp, 0) -#define __atomic_fetch_add(vp, n, model) __sync_fetch_and_add(vp, n) -#define __atomic_sub_fetch(vp, n, model) __sync_sub_and_fetch(vp, n) -#define __atomic_or_fetch(vp, n, model) __sync_or_and_fetch(vp, n) -#define __atomic_and_fetch(vp, n, model) __sync_and_and_fetch(vp, n) -/* Note: will not store old value of *vp in *ep (non-standard behaviour) */ -#define __atomic_compare_exchange_n(vp, ep, d, weak, smodel, fmodel) \ - __sync_bool_compare_and_swap(vp, *(ep), d) -#endif - -#if !TRANSPORT_LOG_OPTIMIZE_SIZE && !defined(_WIN32) && !defined(_WIN64) -#define TCACHE -#define TCACHE_STALE (0x40000000) -#define TCACHE_FLUID (0x40000000 | 0x80000000) -static unsigned g_tcache_mode = TCACHE_STALE; -static struct timeval g_tcache_tv = {0, 0}; -static struct tm g_tcache_tm = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; - -static INLINE int tcache_get(const struct timeval *const tv, - struct tm *const tm) { - unsigned mode; - mode = __atomic_load_n(&g_tcache_mode, __ATOMIC_RELAXED); - if (0 == (mode & TCACHE_FLUID)) { - mode = __atomic_fetch_add(&g_tcache_mode, 1, __ATOMIC_ACQUIRE); - if (0 == (mode & TCACHE_FLUID)) { - if (g_tcache_tv.tv_sec == tv->tv_sec) { - *tm = g_tcache_tm; - __atomic_sub_fetch(&g_tcache_mode, 1, __ATOMIC_RELEASE); - return !0; - } - __atomic_or_fetch(&g_tcache_mode, TCACHE_STALE, __ATOMIC_RELAXED); - } - __atomic_sub_fetch(&g_tcache_mode, 1, __ATOMIC_RELEASE); - } - return 0; -} - -static INLINE void tcache_set(const struct timeval *const tv, - struct tm *const tm) { - unsigned stale = TCACHE_STALE; - if (__atomic_compare_exchange_n(&g_tcache_mode, &stale, TCACHE_FLUID, 0, - __ATOMIC_ACQUIRE, __ATOMIC_RELAXED)) { - g_tcache_tv = *tv; - g_tcache_tm = *tm; - __atomic_and_fetch(&g_tcache_mode, ~TCACHE_FLUID, __ATOMIC_RELEASE); - } -} -#endif - -static void time_callback(struct tm *const tm, unsigned *const msec) { -#if !_TRANSPORT_LOG_MESSAGE_FORMAT_DATETIME_USED - VAR_UNUSED(tm); - VAR_UNUSED(msec); -#else -#if defined(_WIN32) || defined(_WIN64) - SYSTEMTIME st; - GetLocalTime(&st); - tm->tm_year = st.wYear; - tm->tm_mon = st.wMonth - 1; - tm->tm_mday = st.wDay; - tm->tm_wday = st.wDayOfWeek; - tm->tm_hour = st.wHour; - tm->tm_min = st.wMinute; - tm->tm_sec = st.wSecond; - *msec = st.wMilliseconds; -#else - struct timeval tv; - gettimeofday(&tv, 0); -#ifndef TCACHE - localtime_r(&tv.tv_sec, tm); -#else - if (!tcache_get(&tv, tm)) { - localtime_r(&tv.tv_sec, tm); - tcache_set(&tv, tm); - } -#endif - *msec = (unsigned)tv.tv_usec / 1000; -#endif -#endif -} - -static void pid_callback(int *const pid, int *const tid) { -#if !_TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(PID, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) - VAR_UNUSED(pid); -#else -#if defined(_WIN32) || defined(_WIN64) - *pid = GetCurrentProcessId(); -#else - *pid = getpid(); -#endif -#endif - -#if !_TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(TID, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) - VAR_UNUSED(tid); -#else -#if defined(_WIN32) || defined(_WIN64) - *tid = GetCurrentThreadId(); -#elif defined(__ANDROID__) - *tid = gettid(); -#elif defined(__linux__) - *tid = syscall(SYS_gettid); -#elif defined(__MACH__) - *tid = (int)pthread_mach_thread_np(pthread_self()); -#else -#define Platform not supported -#endif -#endif -} - -static void buffer_callback(transport_log_message *msg, char *buf) { - msg->e = (msg->p = msg->buf = buf) + g_buf_sz; -} - -#if _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(FUNCTION, \ - TRANSPORT_LOG_MESSAGE_SRC_FORMAT) -static const char *funcname(const char *func) { return func ? func : ""; } -#endif - -#if _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(FILENAME, \ - TRANSPORT_LOG_MESSAGE_SRC_FORMAT) -static const char *filename(const char *file) { - const char *f = file; - for (const char *p = file; 0 != *p; ++p) { - if ('/' == *p || '\\' == *p) { - f = p + 1; - } - } - return f; -} -#endif - -static INLINE size_t nprintf_size(transport_log_message *const msg) { - // *nprintf() always puts 0 in the end when input buffer is not empty. This - // 0 is not desired because its presence sets (ctx->p) to (ctx->e - 1) which - // leaves space for one more character. Some put_xxx() functions don't use - // *nprintf() and could use that last character. In that case log line will - // have multiple (two) half-written parts which is confusing. To workaround - // that we allow *nprintf() to write its 0 in the eol area (which is always - // not empty). - return (size_t)(msg->e - msg->p + 1); -} - -static INLINE void put_nprintf(transport_log_message *const msg, const int n) { - if (0 < n) { - msg->p = n < msg->e - msg->p ? msg->p + n : msg->e; - } -} - -static INLINE char *put_padding_r(const unsigned w, const char wc, char *p, - char *e) { - for (char *const b = e - w; b < p; *--p = wc) { - } - return p; -} - -static char *put_integer_r(unsigned v, const int sign, const unsigned w, - const char wc, char *const e) { - static const char _signs[] = {'-', '0', '+'}; - static const char *const signs = _signs + 1; - char *p = e; - do { - *--p = '0' + v % 10; - } while (0 != (v /= 10)); - if (0 == sign) return put_padding_r(w, wc, p, e); - if ('0' != wc) { - *--p = signs[sign]; - return put_padding_r(w, wc, p, e); - } - p = put_padding_r(w, wc, p, e + 1); - *--p = signs[sign]; - return p; -} - -static INLINE char *put_uint_r(const unsigned v, const unsigned w, - const char wc, char *const e) { - return put_integer_r(v, 0, w, wc, e); -} - -static INLINE char *put_int_r(const int v, const unsigned w, const char wc, - char *const e) { - return 0 <= v ? put_integer_r((unsigned)v, 0, w, wc, e) - : put_integer_r((unsigned)-v, -1, w, wc, e); -} - -static INLINE char *put_stringn(const char *const s_p, const char *const s_e, - char *const p, char *const e) { - const ptrdiff_t m = e - p; - ptrdiff_t n = s_e - s_p; - if (n > m) { - n = m; - } - memcpy(p, s_p, n); - return p + n; -} - -static INLINE char *put_string(const char *s, char *p, char *const e) { - const ptrdiff_t n = e - p; - char *const c = (char *)memccpy(p, s, '\0', n); - return 0 != c ? c - 1 : e; -} - -static INLINE char *put_uint(unsigned v, const unsigned w, const char wc, - char *const p, char *const e) { - char buf[16]; - char *const se = buf + _countof(buf); - char *sp = put_uint_r(v, w, wc, se); - return put_stringn(sp, se, p, e); -} - -#define PUT_CSTR_R(p, STR) \ - do { \ - for (unsigned i = sizeof(STR) - 1; 0 < i--;) { \ - *--(p) = (STR)[i]; \ - } \ - } \ - _TRANSPORT_LOG_ONCE - -#define PUT_CSTR_CHECKED(p, e, STR) \ - do { \ - for (unsigned i = 0; (e) > (p) && (sizeof(STR) - 1) > i; ++i) { \ - *(p)++ = (STR)[i]; \ - } \ - } \ - _TRANSPORT_LOG_ONCE - -/* F_INIT field support. - */ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__YEAR -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__MONTH -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__DAY -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__HOUR -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__MINUTE -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__SECOND -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__MILLISECOND -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__PID -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__TID -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__LEVEL -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__TAG(ps, ts) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__FUNCTION -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__FILENAME -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__FILELINE -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__S(s) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__F_INIT(expr) _PP_UNTUPLE(expr); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT__F_UINT(w, v) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_INIT(field) \ - _PP_CONCAT_3(_TRANSPORT_LOG_MESSAGE_FORMAT_INIT_, _, field) - -/* Implements generation of printf-like format string for log message - * format specification. - */ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__ "" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__YEAR "%04u" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__MONTH "%02u" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__DAY "%02u" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__HOUR "%02u" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__MINUTE "%02u" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__SECOND "%02u" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__MILLISECOND "%03u" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__PID "%5i" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__TID "%5i" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__LEVEL "%c" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__TAG UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__FUNCTION "%s" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__FILENAME "%s" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__FILELINE "%u" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__S(s) s -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__F_INIT(expr) "" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT__F_UINT(w, v) "%" #w "u" -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT(field) \ - _PP_CONCAT_3(_TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT_, _, field) - -/* Implements generation of printf-like format parameters for log message - * format specification. - */ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__YEAR \ - , (unsigned)(tm.tm_year + 1900) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__MONTH \ - , (unsigned)(tm.tm_mon + 1) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__DAY , (unsigned)tm.tm_mday -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__HOUR , (unsigned)tm.tm_hour -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__MINUTE , (unsigned)tm.tm_min -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__SECOND , (unsigned)tm.tm_sec -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__MILLISECOND , (unsigned)msec -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__PID , pid -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__TID , tid -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__LEVEL \ - , (char)lvl_char(msg->lvl) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__TAG UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__FUNCTION , funcname(src->func) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__FILENAME , filename(src->file) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__FILELINE , src->line -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__S(s) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__F_INIT(expr) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL__F_UINT(w, v) , v -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL(field) \ - _PP_CONCAT_3(_TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL_, _, field) - -/* Implements generation of put_xxx_t statements for log message specification. - */ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__YEAR \ - p = put_uint_r(tm.tm_year + 1900, 4, '0', p); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__MONTH \ - p = put_uint_r((unsigned)tm.tm_mon + 1, 2, '0', p); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__DAY \ - p = put_uint_r((unsigned)tm.tm_mday, 2, '0', p); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__HOUR \ - p = put_uint_r((unsigned)tm.tm_hour, 2, '0', p); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__MINUTE \ - p = put_uint_r((unsigned)tm.tm_min, 2, '0', p); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__SECOND \ - p = put_uint_r((unsigned)tm.tm_sec, 2, '0', p); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__MILLISECOND \ - p = put_uint_r(msec, 3, '0', p); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__PID p = put_int_r(pid, 5, ' ', p); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__TID p = put_int_r(tid, 5, ' ', p); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__LEVEL *--p = lvl_char(msg->lvl); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__TAG UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__FUNCTION UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__FILENAME UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__FILELINE UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__S(s) PUT_CSTR_R(p, s); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__F_INIT(expr) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R__F_UINT(w, v) \ - p = put_uint_r(v, w, ' ', p); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R(field) \ - _PP_CONCAT_3(_TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R_, _, field) - -static void put_ctx(transport_log_message *const msg) { - _PP_MAP(_TRANSPORT_LOG_MESSAGE_FORMAT_INIT, TRANSPORT_LOG_MESSAGE_CTX_FORMAT) -#if !_TRANSPORT_LOG_MESSAGE_FORMAT_FIELDS(TRANSPORT_LOG_MESSAGE_CTX_FORMAT) - VAR_UNUSED(msg); -#else -#if _TRANSPORT_LOG_MESSAGE_FORMAT_DATETIME_USED - struct tm tm; - unsigned msec; - g_time_cb(&tm, &msec); -#endif -#if _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS( \ - PID, TRANSPORT_LOG_MESSAGE_CTX_FORMAT) || \ - _TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(TID, \ - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) - int pid, tid; - g_pid_cb(&pid, &tid); -#endif - -#if TRANSPORT_LOG_OPTIMIZE_SIZE - int n; - n = snprintf(msg->p, nprintf_size(msg), - _PP_MAP(_TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT, - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) - _PP_MAP(_TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL, - TRANSPORT_LOG_MESSAGE_CTX_FORMAT)); - put_nprintf(msg, n); -#else - char buf[64]; - char *const e = buf + sizeof(buf); - char *p = e; - _PP_RMAP(_TRANSPORT_LOG_MESSAGE_FORMAT_PUT_R, - TRANSPORT_LOG_MESSAGE_CTX_FORMAT) - msg->p = put_stringn(p, e, msg->p, msg->e); -#endif -#endif -} - -#define PUT_TAG(msg, tag, prefix_delim, tag_delim) \ - do { \ - const char *ch; \ - msg->tag_b = msg->p; \ - if (0 != (ch = _transport_log_tag_prefix)) { \ - for (; msg->e != msg->p && 0 != (*msg->p = *ch); ++msg->p, ++ch) { \ - } \ - } \ - if (0 != (ch = tag) && 0 != tag[0]) { \ - if (msg->tag_b != msg->p) { \ - PUT_CSTR_CHECKED(msg->p, msg->e, prefix_delim); \ - } \ - for (; msg->e != msg->p && 0 != (*msg->p = *ch); ++msg->p, ++ch) { \ - } \ - } \ - msg->tag_e = msg->p; \ - if (msg->tag_b != msg->p) { \ - PUT_CSTR_CHECKED(msg->p, msg->e, tag_delim); \ - } \ - } \ - _TRANSPORT_LOG_ONCE - -/* Implements simple put statements for log message specification. - */ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__ -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__YEAR UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__MONTH UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__DAY UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__HOUR UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__MINUTE UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__SECOND UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__MILLISECOND UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__PID UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__TID UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__LEVEL UNDEFINED -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__TAG(pd, td) \ - PUT_TAG(msg, tag, pd, td); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__FUNCTION \ - msg->p = put_string(funcname(src->func), msg->p, msg->e); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__FILENAME \ - msg->p = put_string(filename(src->file), msg->p, msg->e); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__FILELINE \ - msg->p = put_uint(src->line, 0, '\0', msg->p, msg->e); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__S(s) \ - PUT_CSTR_CHECKED(msg->p, msg->e, s); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__F_INIT(expr) -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT__F_UINT(w, v) \ - msg->p = put_uint(v, w, ' ', msg->p, msg->e); -#define _TRANSPORT_LOG_MESSAGE_FORMAT_PUT(field) \ - _PP_CONCAT_3(_TRANSPORT_LOG_MESSAGE_FORMAT_PUT_, _, field) - -static void put_tag(transport_log_message *const msg, const char *const tag) { - _PP_MAP(_TRANSPORT_LOG_MESSAGE_FORMAT_INIT, TRANSPORT_LOG_MESSAGE_TAG_FORMAT) -#if !_TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(TAG, \ - TRANSPORT_LOG_MESSAGE_TAG_FORMAT) - VAR_UNUSED(tag); -#endif -#if !_TRANSPORT_LOG_MESSAGE_FORMAT_FIELDS(TRANSPORT_LOG_MESSAGE_TAG_FORMAT) - VAR_UNUSED(msg); -#else - _PP_MAP(_TRANSPORT_LOG_MESSAGE_FORMAT_PUT, TRANSPORT_LOG_MESSAGE_TAG_FORMAT) -#endif -} - -static void put_src(transport_log_message *const msg, - const src_location *const src) { - _PP_MAP(_TRANSPORT_LOG_MESSAGE_FORMAT_INIT, TRANSPORT_LOG_MESSAGE_SRC_FORMAT) -#if !_TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS( \ - FUNCTION, TRANSPORT_LOG_MESSAGE_SRC_FORMAT) && \ - !_TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS( \ - FILENAME, TRANSPORT_LOG_MESSAGE_SRC_FORMAT) && \ - !_TRANSPORT_LOG_MESSAGE_FORMAT_CONTAINS(FILELINE, \ - TRANSPORT_LOG_MESSAGE_SRC_FORMAT) - VAR_UNUSED(src); -#endif -#if !_TRANSPORT_LOG_MESSAGE_FORMAT_FIELDS(TRANSPORT_LOG_MESSAGE_SRC_FORMAT) - VAR_UNUSED(msg); -#else -#if TRANSPORT_LOG_OPTIMIZE_SIZE - int n; - n = snprintf(msg->p, nprintf_size(msg), - _PP_MAP(_TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_FMT, - TRANSPORT_LOG_MESSAGE_SRC_FORMAT) - _PP_MAP(_TRANSPORT_LOG_MESSAGE_FORMAT_PRINTF_VAL, - TRANSPORT_LOG_MESSAGE_SRC_FORMAT)); - put_nprintf(msg, n); -#else - _PP_MAP(_TRANSPORT_LOG_MESSAGE_FORMAT_PUT, TRANSPORT_LOG_MESSAGE_SRC_FORMAT) -#endif -#endif -} - -static void put_msg(transport_log_message *const msg, const char *const fmt, - va_list va) { - int n; - msg->msg_b = msg->p; - n = vsnprintf(msg->p, nprintf_size(msg), fmt, va); - put_nprintf(msg, n); -} - -static void output_mem(const transport_log_spec *log, - transport_log_message *const msg, - const mem_block *const mem) { - if (0 == mem->d || 0 == mem->d_sz) { - return; - } - const unsigned char *mem_p = (const unsigned char *)mem->d; - const unsigned char *const mem_e = mem_p + mem->d_sz; - const unsigned char *mem_cut; - const ptrdiff_t mem_width = (ptrdiff_t)log->format->mem_width; - char *const hex_b = msg->msg_b; - char *const ascii_b = hex_b + 2 * mem_width + 2; - char *const ascii_e = ascii_b + mem_width; - if (msg->e < ascii_e) { - return; - } - while (mem_p != mem_e) { - char *hex = hex_b; - char *ascii = ascii_b; - for (mem_cut = mem_width < mem_e - mem_p ? mem_p + mem_width : mem_e; - mem_cut != mem_p; ++mem_p) { - const unsigned char ch = *mem_p; - *hex++ = c_hex[(0xf0 & ch) >> 4]; - *hex++ = c_hex[(0x0f & ch)]; - *ascii++ = isprint(ch) ? (char)ch : '?'; - } - while (hex != ascii_b) { - *hex++ = ' '; - } - msg->p = ascii; - log->output->callback(msg, log->output->arg); - } -} - -void transport_log_set_tag_prefix(const char *const prefix) { - _transport_log_tag_prefix = prefix; -} - -void transport_log_set_mem_width(const unsigned w) { - _transport_log_global_format.mem_width = w; -} - -void transport_log_set_output_level(const int lvl) { - _transport_log_global_output_lvl = lvl; -} - -void transport_log_set_output_v(const unsigned mask, void *const arg, - const transport_log_output_cb callback) { - _transport_log_global_output.mask = mask; - _transport_log_global_output.arg = arg; - _transport_log_global_output.callback = callback; -} - -static void _transport_log_write_imp(const transport_log_spec *log, - const src_location *const src, - const mem_block *const mem, const int lvl, - const char *const tag, - const char *const fmt, va_list va) { - transport_log_message msg; - char buf[TRANSPORT_LOG_BUF_SZ]; - const unsigned mask = log->output->mask; - msg.lvl = lvl; - msg.tag = tag; - g_buffer_cb(&msg, buf); - if (TRANSPORT_LOG_PUT_CTX & mask) { - put_ctx(&msg); - } - if (TRANSPORT_LOG_PUT_TAG & mask) { - put_tag(&msg, tag); - } - if (0 != src && TRANSPORT_LOG_PUT_SRC & mask) { - put_src(&msg, src); - } - if (TRANSPORT_LOG_PUT_MSG & mask) { - put_msg(&msg, fmt, va); - } - log->output->callback(&msg, log->output->arg); - if (0 != mem && TRANSPORT_LOG_PUT_MSG & mask) { - output_mem(log, &msg, mem); - } -} - -void _transport_log_write_d(const char *const func, const char *const file, - const unsigned line, const int lvl, - const char *const tag, const char *const fmt, ...) { - const src_location src = {func, file, line}; - va_list va; - va_start(va, fmt); - _transport_log_write_imp(&global_spec, &src, 0, lvl, tag, fmt, va); - va_end(va); -} - -void _transport_log_write_aux_d(const char *const func, const char *const file, - const unsigned line, - const transport_log_spec *const log, - const int lvl, const char *const tag, - const char *const fmt, ...) { - const src_location src = {func, file, line}; - va_list va; - va_start(va, fmt); - _transport_log_write_imp(log, &src, 0, lvl, tag, fmt, va); - va_end(va); -} - -void _transport_log_write(const int lvl, const char *const tag, - const char *const fmt, ...) { - va_list va; - va_start(va, fmt); - _transport_log_write_imp(&global_spec, 0, 0, lvl, tag, fmt, va); - va_end(va); -} - -void _transport_log_write_aux(const transport_log_spec *const log, - const int lvl, const char *const tag, - const char *const fmt, ...) { - va_list va; - va_start(va, fmt); - _transport_log_write_imp(log, 0, 0, lvl, tag, fmt, va); - va_end(va); -} - -void _transport_log_write_mem_d(const char *const func, const char *const file, - const unsigned line, const int lvl, - const char *const tag, const void *const d, - const unsigned d_sz, const char *const fmt, - ...) { - const src_location src = {func, file, line}; - const mem_block mem = {d, d_sz}; - va_list va; - va_start(va, fmt); - _transport_log_write_imp(&global_spec, &src, &mem, lvl, tag, fmt, va); - va_end(va); -} - -void _transport_log_write_mem_aux_d(const char *const func, - const char *const file, const unsigned line, - const transport_log_spec *const log, - const int lvl, const char *const tag, - const void *const d, const unsigned d_sz, - const char *const fmt, ...) { - const src_location src = {func, file, line}; - const mem_block mem = {d, d_sz}; - va_list va; - va_start(va, fmt); - _transport_log_write_imp(log, &src, &mem, lvl, tag, fmt, va); - va_end(va); -} +constexpr char LogConfiguration::log_config_section[]; +constexpr char LogConfiguration::log_name[]; -void _transport_log_write_mem(const int lvl, const char *const tag, - const void *const d, const unsigned d_sz, - const char *const fmt, ...) { - const mem_block mem = {d, d_sz}; - va_list va; - va_start(va, fmt); - _transport_log_write_imp(&global_spec, 0, &mem, lvl, tag, fmt, va); - va_end(va); -} +LogConfiguration log_conf = LogConfiguration(); -void _transport_log_write_mem_aux(const transport_log_spec *const log, - const int lvl, const char *const tag, - const void *const d, const unsigned d_sz, - const char *const fmt, ...) { - const mem_block mem = {d, d_sz}; - va_list va; - va_start(va, fmt); - _transport_log_write_imp(log, 0, &mem, lvl, tag, fmt, va); - va_end(va); -}
\ No newline at end of file +} // namespace utils |