bionic/libc/private/libc_logging.h
Elliott Hughes 2e3b7108b5 Allow liblog to pass failure reasons to debuggerd.
assert(3) already does this, but LOG_ALWAYS_FATAL and LOG_ALWAYS_FATAL_IF
have been missing out.

Change-Id: I1d6214c4f792fa0d4ba3c14eded3fc9c332bd3c5
2014-04-23 14:52:49 -07:00

118 lines
3.5 KiB
C

/*
* Copyright (C) 2010 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _LIBC_LOGGING_H
#define _LIBC_LOGGING_H
#include <sys/cdefs.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdint.h>
__BEGIN_DECLS
#include "libc_events.h"
enum {
ANDROID_LOG_UNKNOWN = 0,
ANDROID_LOG_DEFAULT, /* only for SetMinPriority() */
ANDROID_LOG_VERBOSE,
ANDROID_LOG_DEBUG,
ANDROID_LOG_INFO,
ANDROID_LOG_WARN,
ANDROID_LOG_ERROR,
ANDROID_LOG_FATAL,
ANDROID_LOG_SILENT, /* only for SetMinPriority(); must be last */
};
enum {
LOG_ID_MIN = 0,
LOG_ID_MAIN = 0,
LOG_ID_RADIO = 1,
LOG_ID_EVENTS = 2,
LOG_ID_SYSTEM = 3,
LOG_ID_MAX
};
struct abort_msg_t {
size_t size;
char msg[0];
};
__LIBC_HIDDEN__ void __libc_set_abort_message(const char* msg);
//
// Formats a message to the log (priority 'fatal'), then aborts.
//
__LIBC_HIDDEN__ __noreturn void __libc_fatal(const char* format, ...) __printflike(1, 2);
__noreturn void __android_fatal(const char* tag, const char* format, ...) __printflike(2, 3);
//
// Formats a message to the log (priority 'fatal'), but doesn't abort.
// Used by the malloc implementation to ensure that debuggerd dumps memory
// around the bad address.
//
__LIBC_HIDDEN__ void __libc_fatal_no_abort(const char* format, ...)
__printflike(1, 2);
//
// Formatting routines for the C library's internal debugging.
// Unlike the usual alternatives, these don't allocate.
//
__LIBC_HIDDEN__ int __libc_format_buffer(char* buffer, size_t buffer_size, const char* format, ...)
__printflike(3, 4);
__LIBC_HIDDEN__ int __libc_format_fd(int fd, const char* format, ...)
__printflike(2, 3);
__LIBC_HIDDEN__ int __libc_format_log(int priority, const char* tag, const char* format, ...)
__printflike(3, 4);
__LIBC_HIDDEN__ int __libc_format_log_va_list(int priority, const char* tag, const char* format,
va_list ap);
//
// Event logging.
//
__LIBC_HIDDEN__ void __libc_android_log_event_int(int32_t tag, int value);
__LIBC_HIDDEN__ void __libc_android_log_event_uid(int32_t tag);
__LIBC_HIDDEN__ __noreturn void __fortify_chk_fail(const char* msg, uint32_t event_tag);
__END_DECLS
#endif