зеркало из https://github.com/mozilla/gecko-dev.git
Bug 677653 - part 1 - indirect libogg memory allocations through variables; r=glandium,rillian
This commit is contained in:
Nathan Froyd
Родитель
8ab9329761
Коммит
e9a673f8db
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@ -67,6 +67,7 @@ vpx_codec_encode
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ogg_page_bos
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ogg_page_granulepos
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ogg_page_serialno
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ogg_set_mem_functions
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ogg_stream_check
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ogg_stream_clear
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ogg_stream_eos
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@ -1,7 +1,5 @@
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The source from this directory was copied from the libogg subversion
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repository using the update.sh script. The only changes made were
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those applied by update.sh and the addition/update of moz.build and
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Makefile.in files for the Mozilla build system.
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repository using the update.sh script.
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The svn revision number used was r17287.
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@ -202,6 +202,10 @@ extern int ogg_page_packets(const ogg_page *og);
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extern void ogg_packet_clear(ogg_packet *op);
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extern void ogg_set_mem_functions(ogg_malloc_function_type *malloc_func,
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ogg_calloc_function_type *calloc_func,
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ogg_realloc_function_type *realloc_func,
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ogg_free_function_type *free_func);
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#ifdef __cplusplus
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}
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@ -17,12 +17,33 @@
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#ifndef _OS_TYPES_H
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#define _OS_TYPES_H
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/* make it easy on the folks that want to compile the libs with a
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different malloc than stdlib */
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#define _ogg_malloc malloc
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#define _ogg_calloc calloc
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#define _ogg_realloc realloc
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#define _ogg_free free
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#include <stddef.h>
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/* We indirect mallocs through settable-at-runtime functions to accommodate
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memory reporting in the browser. */
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef void* (ogg_malloc_function_type)(size_t);
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typedef void* (ogg_calloc_function_type)(size_t, size_t);
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typedef void* (ogg_realloc_function_type)(void*, size_t);
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typedef void (ogg_free_function_type)(void*);
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extern ogg_malloc_function_type *ogg_malloc_func;
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extern ogg_calloc_function_type *ogg_calloc_func;
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extern ogg_realloc_function_type *ogg_realloc_func;
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extern ogg_free_function_type *ogg_free_func;
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#ifdef __cplusplus
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}
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#endif
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#define _ogg_malloc ogg_malloc_func
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#define _ogg_calloc ogg_calloc_func
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#define _ogg_realloc ogg_realloc_func
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#define _ogg_free ogg_free_func
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#if defined(_WIN32)
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@ -0,0 +1,102 @@
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commit 16362f7dc755d9a2cfb8df06db74a16fcc97e495
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Author: Nathan Froyd <froydnj@mozilla.com>
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Date: Wed Mar 5 10:58:29 2014 -0500
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Bug 677653 - part 1 - indirect libogg memory allocations through variables
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diff --git a/media/libogg/include/ogg/ogg.h b/media/libogg/include/ogg/ogg.h
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index cea4ebe..cebe38e 100644
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--- include/ogg/ogg.h
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+++ include/ogg/ogg.h
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@@ -202,6 +202,10 @@ extern int ogg_page_packets(const ogg_page *og);
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extern void ogg_packet_clear(ogg_packet *op);
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+extern void ogg_set_mem_functions(ogg_malloc_function_type *malloc_func,
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+ ogg_calloc_function_type *calloc_func,
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+ ogg_realloc_function_type *realloc_func,
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+ ogg_free_function_type *free_func);
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#ifdef __cplusplus
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}
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diff --git a/media/libogg/include/ogg/os_types.h b/media/libogg/include/ogg/os_types.h
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index 2c75a20..83ed732 100644
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--- include/ogg/os_types.h
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+++ include/ogg/os_types.h
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@@ -17,12 +17,33 @@
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#ifndef _OS_TYPES_H
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#define _OS_TYPES_H
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-/* make it easy on the folks that want to compile the libs with a
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- different malloc than stdlib */
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-#define _ogg_malloc malloc
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-#define _ogg_calloc calloc
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-#define _ogg_realloc realloc
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-#define _ogg_free free
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+#include <stddef.h>
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+
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+/* We indirect mallocs through settable-at-runtime functions to accommodate
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+ memory reporting in the browser. */
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+
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+#ifdef __cplusplus
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+extern "C" {
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+#endif
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+
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+typedef void* (ogg_malloc_function_type)(size_t);
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+typedef void* (ogg_calloc_function_type)(size_t, size_t);
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+typedef void* (ogg_realloc_function_type)(void*, size_t);
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+typedef void (ogg_free_function_type)(void*);
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+
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+extern ogg_malloc_function_type *ogg_malloc_func;
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+extern ogg_calloc_function_type *ogg_calloc_func;
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+extern ogg_realloc_function_type *ogg_realloc_func;
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+extern ogg_free_function_type *ogg_free_func;
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+
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+#ifdef __cplusplus
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+}
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+#endif
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+
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+#define _ogg_malloc ogg_malloc_func
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+#define _ogg_calloc ogg_calloc_func
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+#define _ogg_realloc ogg_realloc_func
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+#define _ogg_free ogg_free_func
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#if defined(_WIN32)
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diff --git a/media/libogg/src/ogg_alloc.c b/media/libogg/src/ogg_alloc.c
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new file mode 100644
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index 0000000..4238d7b
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--- /dev/null
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+++ src/ogg_alloc.c
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@@ -0,0 +1,31 @@
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+/********************************************************************
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+ * *
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+ * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
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+ * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
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+ * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
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+ * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
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+ * *
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+ * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2002 *
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+ * by the Xiph.Org Foundation http://www.xiph.org/ *
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+ * *
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+ *********************************************************************/
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+
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+#include <stdlib.h>
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+#include "ogg/os_types.h"
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+
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+ogg_malloc_function_type *ogg_malloc_func = malloc;
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+ogg_calloc_function_type *ogg_calloc_func = calloc;
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+ogg_realloc_function_type *ogg_realloc_func = realloc;
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+ogg_free_function_type *ogg_free_func = free;
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+
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+void
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+ogg_set_mem_functions(ogg_malloc_function_type *malloc_func,
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+ ogg_calloc_function_type *calloc_func,
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+ ogg_realloc_function_type *realloc_func,
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+ ogg_free_function_type *free_func)
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+{
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+ ogg_malloc_func = malloc_func;
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+ ogg_calloc_func = calloc_func;
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+ ogg_realloc_func = realloc_func;
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+ ogg_free_func = free_func;
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+}
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@ -11,6 +11,7 @@ EXPORTS.ogg += [
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]
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UNIFIED_SOURCES += [
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'src/ogg_alloc.c',
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'src/ogg_bitwise.c',
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'src/ogg_framing.c',
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]
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@ -0,0 +1,31 @@
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/********************************************************************
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* *
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* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
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* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
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* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
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* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
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* *
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* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2002 *
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* by the Xiph.Org Foundation http://www.xiph.org/ *
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* *
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*********************************************************************/
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#include <stdlib.h>
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#include "ogg/os_types.h"
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ogg_malloc_function_type *ogg_malloc_func = malloc;
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ogg_calloc_function_type *ogg_calloc_func = calloc;
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ogg_realloc_function_type *ogg_realloc_func = realloc;
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ogg_free_function_type *ogg_free_func = free;
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void
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ogg_set_mem_functions(ogg_malloc_function_type *malloc_func,
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ogg_calloc_function_type *calloc_func,
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ogg_realloc_function_type *realloc_func,
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ogg_free_function_type *free_func)
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{
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ogg_malloc_func = malloc_func;
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ogg_calloc_func = calloc_func;
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ogg_realloc_func = realloc_func;
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ogg_free_func = free_func;
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}
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@ -12,3 +12,7 @@ cp $1/src/bitwise.c ./src/ogg_bitwise.c
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cp $1/src/framing.c ./src/ogg_framing.c
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cp $1/AUTHORS ./AUTHORS
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patch -p0 < solaris-types.patch
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# memory-reporting.patch adds ogg_alloc.c, make sure it doesn't exist to avoid
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# unpleasantries.
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rm -f ./src/ogg_alloc.c
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patch -p0 < memory-reporting.patch
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