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Diffstat (limited to 'media/omx-plugin/include/ics/cutils/log.h')
| -rw-r--r-- | media/omx-plugin/include/ics/cutils/log.h | 482 |
1 files changed, 482 insertions, 0 deletions
diff --git a/media/omx-plugin/include/ics/cutils/log.h b/media/omx-plugin/include/ics/cutils/log.h new file mode 100644 index 000000000..42d738296 --- /dev/null +++ b/media/omx-plugin/include/ics/cutils/log.h @@ -0,0 +1,482 @@ +/* + * Copyright (C) 2005 The Android Open Source Project + * + * 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 + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +// +// C/C++ logging functions. See the logging documentation for API details. +// +// We'd like these to be available from C code (in case we import some from +// somewhere), so this has a C interface. +// +// The output will be correct when the log file is shared between multiple +// threads and/or multiple processes so long as the operating system +// supports O_APPEND. These calls have mutex-protected data structures +// and so are NOT reentrant. Do not use LOG in a signal handler. +// +#ifndef _LIBS_CUTILS_LOG_H +#define _LIBS_CUTILS_LOG_H + +#include <stdio.h> +#include <time.h> +#include <sys/types.h> +#include <unistd.h> +#ifdef HAVE_PTHREADS +#include <pthread.h> +#endif +#include <stdarg.h> + +#include <cutils/uio.h> +#include <cutils/logd.h> + +#ifdef __cplusplus +extern "C" { +#endif + +// --------------------------------------------------------------------- + +/* + * Normally we strip LOGV (VERBOSE messages) from release builds. + * You can modify this (for example with "#define LOG_NDEBUG 0" + * at the top of your source file) to change that behavior. + */ +#ifndef LOG_NDEBUG +#ifdef NDEBUG +#define LOG_NDEBUG 1 +#else +#define LOG_NDEBUG 0 +#endif +#endif + +/* + * This is the local tag used for the following simplified + * logging macros. You can change this preprocessor definition + * before using the other macros to change the tag. + */ +#ifndef LOG_TAG +#define LOG_TAG NULL +#endif + +// --------------------------------------------------------------------- + +/* + * Simplified macro to send a verbose log message using the current LOG_TAG. + */ +#ifndef LOGV +#if LOG_NDEBUG +#define LOGV(...) ((void)0) +#else +#define LOGV(...) ((void)LOG(LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) +#endif +#endif + +#define CONDITION(cond) (__builtin_expect((cond)!=0, 0)) + +#ifndef LOGV_IF +#if LOG_NDEBUG +#define LOGV_IF(cond, ...) ((void)0) +#else +#define LOGV_IF(cond, ...) \ + ( (CONDITION(cond)) \ + ? ((void)LOG(LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) \ + : (void)0 ) +#endif +#endif + +/* + * Simplified macro to send a debug log message using the current LOG_TAG. + */ +#ifndef LOGD +#define LOGD(...) ((void)LOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__)) +#endif + +#ifndef LOGD_IF +#define LOGD_IF(cond, ...) \ + ( (CONDITION(cond)) \ + ? ((void)LOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__)) \ + : (void)0 ) +#endif + +/* + * Simplified macro to send an info log message using the current LOG_TAG. + */ +#ifndef LOGI +#define LOGI(...) ((void)LOG(LOG_INFO, LOG_TAG, __VA_ARGS__)) +#endif + +#ifndef LOGI_IF +#define LOGI_IF(cond, ...) \ + ( (CONDITION(cond)) \ + ? ((void)LOG(LOG_INFO, LOG_TAG, __VA_ARGS__)) \ + : (void)0 ) +#endif + +/* + * Simplified macro to send a warning log message using the current LOG_TAG. + */ +#ifndef LOGW +#define LOGW(...) ((void)LOG(LOG_WARN, LOG_TAG, __VA_ARGS__)) +#endif + +#ifndef LOGW_IF +#define LOGW_IF(cond, ...) \ + ( (CONDITION(cond)) \ + ? ((void)LOG(LOG_WARN, LOG_TAG, __VA_ARGS__)) \ + : (void)0 ) +#endif + +/* + * Simplified macro to send an error log message using the current LOG_TAG. + */ +#ifndef LOGE +#define LOGE(...) ((void)LOG(LOG_ERROR, LOG_TAG, __VA_ARGS__)) +#endif + +#ifndef LOGE_IF +#define LOGE_IF(cond, ...) \ + ( (CONDITION(cond)) \ + ? ((void)LOG(LOG_ERROR, LOG_TAG, __VA_ARGS__)) \ + : (void)0 ) +#endif + +// --------------------------------------------------------------------- + +/* + * Conditional based on whether the current LOG_TAG is enabled at + * verbose priority. + */ +#ifndef IF_LOGV +#if LOG_NDEBUG +#define IF_LOGV() if (false) +#else +#define IF_LOGV() IF_LOG(LOG_VERBOSE, LOG_TAG) +#endif +#endif + +/* + * Conditional based on whether the current LOG_TAG is enabled at + * debug priority. + */ +#ifndef IF_LOGD +#define IF_LOGD() IF_LOG(LOG_DEBUG, LOG_TAG) +#endif + +/* + * Conditional based on whether the current LOG_TAG is enabled at + * info priority. + */ +#ifndef IF_LOGI +#define IF_LOGI() IF_LOG(LOG_INFO, LOG_TAG) +#endif + +/* + * Conditional based on whether the current LOG_TAG is enabled at + * warn priority. + */ +#ifndef IF_LOGW +#define IF_LOGW() IF_LOG(LOG_WARN, LOG_TAG) +#endif + +/* + * Conditional based on whether the current LOG_TAG is enabled at + * error priority. + */ +#ifndef IF_LOGE +#define IF_LOGE() IF_LOG(LOG_ERROR, LOG_TAG) +#endif + + +// --------------------------------------------------------------------- + +/* + * Simplified macro to send a verbose system log message using the current LOG_TAG. + */ +#ifndef SLOGV +#if LOG_NDEBUG +#define SLOGV(...) ((void)0) +#else +#define SLOGV(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) +#endif +#endif + +#define CONDITION(cond) (__builtin_expect((cond)!=0, 0)) + +#ifndef SLOGV_IF +#if LOG_NDEBUG +#define SLOGV_IF(cond, ...) ((void)0) +#else +#define SLOGV_IF(cond, ...) \ + ( (CONDITION(cond)) \ + ? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) \ + : (void)0 ) +#endif +#endif + +/* + * Simplified macro to send a debug system log message using the current LOG_TAG. + */ +#ifndef SLOGD +#define SLOGD(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)) +#endif + +#ifndef SLOGD_IF +#define SLOGD_IF(cond, ...) \ + ( (CONDITION(cond)) \ + ? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)) \ + : (void)0 ) +#endif + +/* + * Simplified macro to send an info system log message using the current LOG_TAG. + */ +#ifndef SLOGI +#define SLOGI(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)) +#endif + +#ifndef SLOGI_IF +#define SLOGI_IF(cond, ...) \ + ( (CONDITION(cond)) \ + ? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)) \ + : (void)0 ) +#endif + +/* + * Simplified macro to send a warning system log message using the current LOG_TAG. + */ +#ifndef SLOGW +#define SLOGW(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__)) +#endif + +#ifndef SLOGW_IF +#define SLOGW_IF(cond, ...) \ + ( (CONDITION(cond)) \ + ? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__)) \ + : (void)0 ) +#endif + +/* + * Simplified macro to send an error system log message using the current LOG_TAG. + */ +#ifndef SLOGE +#define SLOGE(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)) +#endif + +#ifndef SLOGE_IF +#define SLOGE_IF(cond, ...) \ + ( (CONDITION(cond)) \ + ? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)) \ + : (void)0 ) +#endif + + + +// --------------------------------------------------------------------- + +/* + * Log a fatal error. If the given condition fails, this stops program + * execution like a normal assertion, but also generating the given message. + * It is NOT stripped from release builds. Note that the condition test + * is -inverted- from the normal assert() semantics. + */ +#ifndef LOG_ALWAYS_FATAL_IF +#define LOG_ALWAYS_FATAL_IF(cond, ...) \ + ( (CONDITION(cond)) \ + ? ((void)android_printAssert(#cond, LOG_TAG, ## __VA_ARGS__)) \ + : (void)0 ) +#endif + +#ifndef LOG_ALWAYS_FATAL +#define LOG_ALWAYS_FATAL(...) \ + ( ((void)android_printAssert(NULL, LOG_TAG, ## __VA_ARGS__)) ) +#endif + +/* + * Versions of LOG_ALWAYS_FATAL_IF and LOG_ALWAYS_FATAL that + * are stripped out of release builds. + */ +#if LOG_NDEBUG + +#ifndef LOG_FATAL_IF +#define LOG_FATAL_IF(cond, ...) ((void)0) +#endif +#ifndef LOG_FATAL +#define LOG_FATAL(...) ((void)0) +#endif + +#else + +#ifndef LOG_FATAL_IF +#define LOG_FATAL_IF(cond, ...) LOG_ALWAYS_FATAL_IF(cond, ## __VA_ARGS__) +#endif +#ifndef LOG_FATAL +#define LOG_FATAL(...) LOG_ALWAYS_FATAL(__VA_ARGS__) +#endif + +#endif + +/* + * Assertion that generates a log message when the assertion fails. + * Stripped out of release builds. Uses the current LOG_TAG. + */ +#ifndef LOG_ASSERT +#define LOG_ASSERT(cond, ...) LOG_FATAL_IF(!(cond), ## __VA_ARGS__) +//#define LOG_ASSERT(cond) LOG_FATAL_IF(!(cond), "Assertion failed: " #cond) +#endif + +// --------------------------------------------------------------------- + +/* + * Basic log message macro. + * + * Example: + * LOG(LOG_WARN, NULL, "Failed with error %d", errno); + * + * The second argument may be NULL or "" to indicate the "global" tag. + */ +#ifndef LOG +#define LOG(priority, tag, ...) \ + LOG_PRI(ANDROID_##priority, tag, __VA_ARGS__) +#endif + +/* + * Log macro that allows you to specify a number for the priority. + */ +#ifndef LOG_PRI +#define LOG_PRI(priority, tag, ...) \ + android_printLog(priority, tag, __VA_ARGS__) +#endif + +/* + * Log macro that allows you to pass in a varargs ("args" is a va_list). + */ +#ifndef LOG_PRI_VA +#define LOG_PRI_VA(priority, tag, fmt, args) \ + android_vprintLog(priority, NULL, tag, fmt, args) +#endif + +/* + * Conditional given a desired logging priority and tag. + */ +#ifndef IF_LOG +#define IF_LOG(priority, tag) \ + if (android_testLog(ANDROID_##priority, tag)) +#endif + +// --------------------------------------------------------------------- + +/* + * Event logging. + */ + +/* + * Event log entry types. These must match up with the declarations in + * java/android/android/util/EventLog.java. + */ +typedef enum { + EVENT_TYPE_INT = 0, + EVENT_TYPE_LONG = 1, + EVENT_TYPE_STRING = 2, + EVENT_TYPE_LIST = 3, +} AndroidEventLogType; + + +#ifndef LOG_EVENT_INT +#define LOG_EVENT_INT(_tag, _value) { \ + int intBuf = _value; \ + (void) android_btWriteLog(_tag, EVENT_TYPE_INT, &intBuf, \ + sizeof(intBuf)); \ + } +#endif +#ifndef LOG_EVENT_LONG +#define LOG_EVENT_LONG(_tag, _value) { \ + long long longBuf = _value; \ + (void) android_btWriteLog(_tag, EVENT_TYPE_LONG, &longBuf, \ + sizeof(longBuf)); \ + } +#endif +#ifndef LOG_EVENT_STRING +#define LOG_EVENT_STRING(_tag, _value) \ + ((void) 0) /* not implemented -- must combine len with string */ +#endif +/* TODO: something for LIST */ + +/* + * =========================================================================== + * + * The stuff in the rest of this file should not be used directly. + */ + +#define android_printLog(prio, tag, fmt...) \ + __android_log_print(prio, tag, fmt) + +#define android_vprintLog(prio, cond, tag, fmt...) \ + __android_log_vprint(prio, tag, fmt) + +/* XXX Macros to work around syntax errors in places where format string + * arg is not passed to LOG_ASSERT, LOG_ALWAYS_FATAL or LOG_ALWAYS_FATAL_IF + * (happens only in debug builds). + */ + +/* Returns 2nd arg. Used to substitute default value if caller's vararg list + * is empty. + */ +#define __android_second(dummy, second, ...) second + +/* If passed multiple args, returns ',' followed by all but 1st arg, otherwise + * returns nothing. + */ +#define __android_rest(first, ...) , ## __VA_ARGS__ + +#define android_printAssert(cond, tag, fmt...) \ + __android_log_assert(cond, tag, \ + __android_second(0, ## fmt, NULL) __android_rest(fmt)) + +#define android_writeLog(prio, tag, text) \ + __android_log_write(prio, tag, text) + +#define android_bWriteLog(tag, payload, len) \ + __android_log_bwrite(tag, payload, len) +#define android_btWriteLog(tag, type, payload, len) \ + __android_log_btwrite(tag, type, payload, len) + +// TODO: remove these prototypes and their users +#define android_testLog(prio, tag) (1) +#define android_writevLog(vec,num) do{}while(0) +#define android_write1Log(str,len) do{}while (0) +#define android_setMinPriority(tag, prio) do{}while(0) +//#define android_logToCallback(func) do{}while(0) +#define android_logToFile(tag, file) (0) +#define android_logToFd(tag, fd) (0) + +typedef enum { + LOG_ID_MAIN = 0, + LOG_ID_RADIO = 1, + LOG_ID_EVENTS = 2, + LOG_ID_SYSTEM = 3, + + LOG_ID_MAX +} log_id_t; + +/* + * Send a simple string to the log. + */ +int __android_log_buf_write(int bufID, int prio, const char *tag, const char *text); +int __android_log_buf_print(int bufID, int prio, const char *tag, const char *fmt, ...); + + +#ifdef __cplusplus +} +#endif + +#endif // _LIBS_CUTILS_LOG_H |