dyld3/Logging.h

   1 /*
   2  * Copyright (c) 2017 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24
  25
  26 #ifndef __DYLD_LOGGING_H__
  27 #define __DYLD_LOGGING_H__
  28
  29 #include <string.h>
  30 #include <stdint.h>
  31 #include <stdarg.h>
  32
  33 #define VIS_HIDDEN __attribute__((visibility("hidden")))
  34
  35
  36 namespace dyld3 {
  37
  38
  39 bool log_loads(const char* format, ...)         __attribute__((format(printf, 1, 2))) VIS_HIDDEN;
  40 bool log_apis(const char* format, ...)          __attribute__((format(printf, 1, 2))) VIS_HIDDEN;
  41 bool log_segments(const char* format, ...)      __attribute__((format(printf, 1, 2))) VIS_HIDDEN;
  42 bool log_initializers(const char* format, ...)  __attribute__((format(printf, 1, 2))) VIS_HIDDEN;
  43 bool log_fixups(const char* format, ...)        __attribute__((format(printf, 1, 2))) VIS_HIDDEN;
  44 bool log_notifications(const char* format, ...) __attribute__((format(printf, 1, 2))) VIS_HIDDEN;
  45 bool log_dofs(const char* format, ...)        __attribute__((format(printf, 1, 2))) VIS_HIDDEN;
  46
  47 void halt(const char* message) __attribute((noreturn)) VIS_HIDDEN ;
  48
  49
  50 // only called during libdyld set up
  51 void setLoggingFromEnvs(const char* envp[]) VIS_HIDDEN ;
  52 void setLoggingFunction(void (*func)(const char* format, va_list list)) VIS_HIDDEN;
  53 void setHaltFunction(void (*func)(const char* message) __attribute__((noreturn))) VIS_HIDDEN;
  54
  55
  56
  57
  58 } // namespace dyld3
  59
  60 #endif // __DYLD_LOGGING_H__
  61
  62