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Added elf_get_image_info_for_address() to get an image info for a kernel

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27300 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold 2008-09-03 14:47:26 +00:00
parent 5379de87bf
commit dd1c278d4b
2 changed files with 30 additions and 1 deletions
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3
headers/private/kernel/elf.h
View File

@ -1,7 +1,7 @@
/*
* Copyright 2005, Haiku Inc. All Rights Reserved.
* Distributed under the terms of the MIT license.
*
*
* Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
* Distributed under the terms of the NewOS License.
*/
@ -31,6 +31,7 @@ status_t elf_debug_lookup_symbol_address(addr_t address, addr_t *_baseAddress,
status_t elf_debug_lookup_user_symbol_address(struct team* team, addr_t address,
addr_t *_baseAddress, const char **_symbolName,
const char **_imageName, bool *_exactMatch);
status_t elf_get_image_info_for_address(addr_t address, image_info* info);
status_t elf_init(struct kernel_args *args);
#ifdef __cplusplus

28
src/system/kernel/elf.cpp
View File

@ -25,6 +25,7 @@
#include <team.h>
#include <thread.h>
#include <runtime_loader.h>
#include <util/AutoLock.h>
#include <util/khash.h>
#include <vfs.h>
#include <vm.h>
@ -1819,6 +1820,33 @@ unload_kernel_add_on(image_id id)
}
status_t
elf_get_image_info_for_address(addr_t address, image_info* info)
{
MutexLocker _(sImageMutex);
struct elf_image_info* elfInfo = find_image_at_address(address);
if (elfInfo == NULL)
return B_ENTRY_NOT_FOUND;
info->id = elfInfo->id;
info->type = B_SYSTEM_IMAGE;
info->sequence = 0;
info->init_order = 0;
info->init_routine = NULL;
info->term_routine = NULL;
info->device = -1;
info->node = -1;
// TODO: We could actually fill device/node in.
strlcpy(info->name, elfInfo->name, sizeof(info->name));
info->text = (void*)elfInfo->text_region.start;
info->data = (void*)elfInfo->data_region.start;
info->text_size = elfInfo->text_region.size;
info->data_size = elfInfo->data_region.size;
return B_OK;
}
status_t
elf_init(kernel_args *args)
{