3b802628b8
This has been done by adding typedefs in elf_common.h to the correct ELF structures for the architecture, and changing all Elf32_* uses to those types. I don't know whether image loading works as I cannot test it yet, there may be some 64-bit safety issues around. However, symbol lookup for the kernel is working correctly.
92 lines
2.0 KiB
C
92 lines
2.0 KiB
C
/*
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* Copyright 2002-2007, Haiku Inc. All Rights Reserved.
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* Distributed under the terms of the MIT license.
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*
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* Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
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* Distributed under the terms of the NewOS License.
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*/
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#ifndef _KERNEL_ELF_PRIV_H
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#define _KERNEL_ELF_PRIV_H
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#include <elf32.h>
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#include <elf64.h>
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#include <image.h>
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struct elf_version_info;
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typedef struct elf_region {
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area_id id;
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addr_t start;
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addr_t size;
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long delta;
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} elf_region;
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struct elf_image_info {
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struct elf_image_info* next; // next image in the hash
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char* name;
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image_id id;
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int32 ref_count;
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struct vnode* vnode;
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elf_region text_region;
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elf_region data_region;
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addr_t dynamic_section; // pointer to the dynamic section
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struct elf_linked_image* linked_images;
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bool symbolic;
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elf_ehdr* elf_header;
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// pointer to symbol participation data structures
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char* needed;
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uint32* symhash;
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elf_sym* syms;
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char* strtab;
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elf_rel* rel;
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int rel_len;
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elf_rela* rela;
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int rela_len;
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elf_rel* pltrel;
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int pltrel_len;
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int pltrel_type;
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elf_sym* debug_symbols;
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uint32 num_debug_symbols;
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const char* debug_string_table;
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// versioning related structures
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uint32 num_version_definitions;
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elf_verdef* version_definitions;
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uint32 num_needed_versions;
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elf_verneed* needed_versions;
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elf_versym* symbol_versions;
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struct elf_version_info* versions;
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uint32 num_versions;
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};
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#define STRING(image, offset) ((char*)(&(image)->strtab[(offset)]))
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#define SYMNAME(image, sym) STRING(image, (sym)->st_name)
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#define SYMBOL(image, num) (&(image)->syms[num])
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#define HASHTABSIZE(image) ((image)->symhash[0])
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#define HASHBUCKETS(image) ((unsigned int*)&(image)->symhash[2])
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#define HASHCHAINS(image) ((unsigned int*)&(image)->symhash[2+HASHTABSIZE(image)])
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern status_t elf_resolve_symbol(struct elf_image_info* image,
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elf_sym* symbol, struct elf_image_info* sharedImage,
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addr_t* _symbolAddress);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _KERNEL_ELF_PRIV_H */
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