50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
#ifndef _ELFPATCH_H_
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#define _ELFPATCH_H_
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#include <stdint.h>
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#include <patchelfcrc/crc.h>
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#include <stdbool.h>
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#include <linklist-lib/singly-linked-list.h>
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typedef struct elfpatch elfpatch_handle_t;
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enum granularity {
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GRANULARITY_BYTE = 8,
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GRANULARITY_16BIT = 16,
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GRANULARITY_32BIT = 32,
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};
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enum crc_format {
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FORMAT_BARE = 0,
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FORMAT_STRUCT,
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};
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elfpatch_handle_t *elf_patch_open(const char *path, bool readonly);
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/**
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* @brief Check if a section is present in file
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* @param section Section name
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* @return 0 if present. Else -1. -1001 in case of pointer error
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*/
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int elf_patch_check_for_section(elfpatch_handle_t *ep, const char *section);
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int elf_patch_compute_crc_over_section(elfpatch_handle_t *ep, const char *section, struct crc_calc *crc,
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enum granularity granularity, bool little_endian);
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void elf_patch_close_and_free(elfpatch_handle_t *ep);
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/**
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* @brief Write CRCs to output section. This will have no effect, if file is opened read onyl
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* @param ep Elf patch object
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* @param[in] section Section name to place CRCs in
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* @param[in] section_name_list The list of sections the data belongs to
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* @param[in] crcs CRCs. Must be of the same lenght as the \p section_name_list
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* @return 0 Success
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* @return -1000 Parameter error
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* @return -1 internal error
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*/
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int elf_patch_write_crcs_to_section(elfpatch_handle_t *ep, const char *section, const SlList *section_name_list,
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const uint32_t *crcs, uint8_t crc_size_bits, uint32_t start_magic, uint32_t end_magic,
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bool check_start_magic, bool check_end_magic, enum crc_format format, bool little_endian);
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#endif /* _ELFPATCH_H_ */
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