1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the 13 * distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _LIBC_LOGGING_H 30 #define _LIBC_LOGGING_H 31 32 #include <sys/cdefs.h> 33 #include <stdarg.h> 34 #include <stddef.h> 35 #include <stdint.h> 36 37 __BEGIN_DECLS 38 39 enum { 40 BIONIC_EVENT_MEMCPY_BUFFER_OVERFLOW = 80100, 41 BIONIC_EVENT_STRCAT_BUFFER_OVERFLOW = 80105, 42 BIONIC_EVENT_MEMMOVE_BUFFER_OVERFLOW = 80110, 43 BIONIC_EVENT_STRNCAT_BUFFER_OVERFLOW = 80115, 44 BIONIC_EVENT_STRNCPY_BUFFER_OVERFLOW = 80120, 45 BIONIC_EVENT_MEMSET_BUFFER_OVERFLOW = 80125, 46 BIONIC_EVENT_STRCPY_BUFFER_OVERFLOW = 80130, 47 48 BIONIC_EVENT_STRCAT_INTEGER_OVERFLOW = 80200, 49 BIONIC_EVENT_STRNCAT_INTEGER_OVERFLOW = 80205, 50 51 BIONIC_EVENT_RESOLVER_OLD_RESPONSE = 80300, 52 BIONIC_EVENT_RESOLVER_WRONG_SERVER = 80305, 53 BIONIC_EVENT_RESOLVER_WRONG_QUERY = 80310, 54 }; 55 56 enum { 57 ANDROID_LOG_UNKNOWN = 0, 58 ANDROID_LOG_DEFAULT, /* only for SetMinPriority() */ 59 60 ANDROID_LOG_VERBOSE, 61 ANDROID_LOG_DEBUG, 62 ANDROID_LOG_INFO, 63 ANDROID_LOG_WARN, 64 ANDROID_LOG_ERROR, 65 ANDROID_LOG_FATAL, 66 67 ANDROID_LOG_SILENT, /* only for SetMinPriority(); must be last */ 68 }; 69 70 struct abort_msg_t { 71 size_t size; 72 char msg[0]; 73 }; 74 75 __LIBC_HIDDEN__ void __libc_set_abort_message(const char* msg); 76 77 // 78 // Formats a message to the log (priority 'fatal'), then aborts. 79 // 80 81 __LIBC_HIDDEN__ __noreturn void __libc_fatal(const char* format, ...) 82 __attribute__((__format__(printf, 1, 2))); 83 84 // 85 // Formatting routines for the C library's internal debugging. 86 // Unlike the usual alternatives, these don't allocate. 87 // 88 89 __LIBC_HIDDEN__ int __libc_format_buffer(char* buffer, size_t buffer_size, const char* format, ...) 90 __attribute__((__format__(printf, 3, 4))); 91 92 __LIBC_HIDDEN__ int __libc_format_fd(int fd, const char* format, ...) 93 __attribute__((__format__(printf, 2, 3))); 94 95 __LIBC_HIDDEN__ int __libc_format_log(int priority, const char* tag, const char* format, ...) 96 __attribute__((__format__(printf, 3, 4))); 97 98 __LIBC_HIDDEN__ int __libc_format_log_va_list(int priority, const char* tag, const char* format, 99 va_list ap); 100 101 // 102 // Event logging. 103 // 104 105 __LIBC_HIDDEN__ void __libc_android_log_event_int(int32_t tag, int value); 106 __LIBC_HIDDEN__ void __libc_android_log_event_uid(int32_t tag); 107 108 __LIBC_HIDDEN__ __noreturn void __fortify_chk_fail(const char* msg, uint32_t event_tag); 109 110 __END_DECLS 111 112 #endif 113