hphp/runtime/ext/gd/libgd/php_compat.h

   1 /*
   2    +----------------------------------------------------------------------+
   3    | HipHop for PHP                                                       |
   4    +----------------------------------------------------------------------+
   5    | Copyright (c) 2010-2016 Facebook, Inc. (http://www.facebook.com)     |
   6    | Copyright (c) 1997-2010 The PHP Group                                |
   7    +----------------------------------------------------------------------+
   8    | This source file is subject to version 3.01 of the PHP license,      |
   9    | that is bundled with this package in the file LICENSE, and is        |
  10    | available through the world-wide-web at the following url:           |
  11    | http://www.php.net/license/3_01.txt                                  |
  12    | If you did not receive a copy of the PHP license and are unable to   |
  13    | obtain it through the world-wide-web, please send a note to          |
  14    | license@php.net so we can mail you a copy immediately.               |
  15    +----------------------------------------------------------------------+
  16 */
  17
  18 #ifndef incl_HPHP_LIBGD_COMPAT_H_
  19 #define incl_HPHP_LIBGD_COMPAT_H_
  20
  21 // I died a little inside writing this, but we have to end the extern "C"
  22 }
  23
  24 #include "hphp/runtime/base/directory.h"
  25 #include "hphp/runtime/base/file.h"
  26 #include "hphp/runtime/base/preg.h"
  27 #include "hphp/runtime/base/runtime-error.h"
  28 #include "hphp/runtime/base/stream-wrapper-registry.h"
  29 #include "hphp/runtime/base/stream-wrapper.h"
  30 #include "hphp/runtime/base/zend-printf.h"
  31 #include "hphp/runtime/base/zend-php-config.h"
  32 #include "hphp/util/string-vsnprintf.h"
  33
  34 // And start the blasted C stuff again
  35 extern "C" {
  36
  37 #ifdef FACEBOOK
  38 # define HAVE_LIBJPEG
  39 # define HAVE_LIBPNG
  40 #endif
  41 #define emalloc HPHP::req::malloc
  42 #define ecalloc HPHP::req::calloc
  43 #define efree HPHP::req::free
  44 #define erealloc HPHP::req::realloc
  45 #define vspprintf HPHP::vspprintf
  46 #define TSRMLS_CC
  47 #define TSRMLS_FETCH()
  48 #define MAXPATHLEN PATH_MAX
  49 #define pemalloc(size, persistent) ((persistent)?malloc(size):emalloc(size))
  50 #define pefree(ptr, persistent)  ((persistent)?free(ptr):efree(ptr))
  51 #define pestrdup(s, persistent) ((persistent)?strdup(s):estrdup(s))
  52 #define VCWD_GETCWD(buff, size) getcwd(buff, size)
  53
  54 static inline size_t safe_address(size_t nmemb, size_t size, size_t offset) {
  55   return nmemb * size + offset;
  56 }
  57
  58 inline void *safe_emalloc(size_t nmemb, size_t size, size_t offset) {
  59  return emalloc(safe_address(nmemb, size, offset));
  60 }
  61
  62 inline char *estrndup(const char *s, unsigned int length) {
  63   char* ret = (char*) emalloc(length + 1);
  64   memcpy(ret, s, length);
  65   ret[length] = '\0';
  66   return ret;
  67 }
  68
  69 inline char *estrdup(const char *s) {
  70   return estrndup(s, strlen(s));
  71 }
  72
  73 #define E_ERROR        (1<<0L)
  74 #define E_WARNING      (1<<1L)
  75 #define E_NOTICE      (1<<3L)
  76 inline void php_verror(const char *docref, const char *params, int type,
  77                        const char *format, va_list args) {
  78   std::string msg;
  79   HPHP::string_vsnprintf(msg, format, args);
  80
  81   if (type == E_ERROR) {
  82     return HPHP::raise_error(msg);
  83   } else if (type == E_WARNING) {
  84     return HPHP::raise_warning(msg);
  85   } else if (type == E_NOTICE) {
  86     return HPHP::raise_notice(msg);
  87   }
  88   not_reached();
  89 }
  90 inline void php_error_docref(const char *docref, int type,
  91                              const char *format, ...) {
  92   va_list args;
  93   va_start(args, format);
  94   php_verror(docref, "", type, format, args);
  95   va_end(args);
  96 }
  97
  98 // Force gdhelpers.h to run with thread safety.
  99 #define ZTS
 100 #define MUTEX_T pthread_mutex_t
 101
 102 // This abomination is required because of what happens in gdhelpers.h.
 103 // They steal (x) away from us, so we just looked up the one place
 104 // which used it and hard-coded it in here.  Yep.
 105 #define tsrm_mutex_alloc(x) gdFontCacheMutex; \
 106     pthread_mutex_init(&gdFontCacheMutex, 0)
 107
 108 #define tsrm_mutex_free(x) pthread_mutex_destroy(&x)
 109 #define tsrm_mutex_lock(x) pthread_mutex_lock(&x)
 110 #define tsrm_mutex_unlock(x) pthread_mutex_unlock(&x)
 111
 112 // Double definition with libjpeg, which can affect PCH builds
 113 #undef MAXJSAMPLE
 114
 115 // And double definition with libxml2
 116 #undef ESC
 117
 118 #endif // incl_HPHP_LIBGD_COMPAT_H_