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29 lines
943 B
C
29 lines
943 B
C
#ifndef OBFUSCATE_FILE_H
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#define OBFUSCATE_FILE_H
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#include "obfuscate.h"
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#include <stddef.h>
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#include <stdint.h>
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/* 32-bit dummy header/tail — skipped by decode; only uint64_t payloads are processed. */
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#define OBF_FILE_HDR_SIZE 4u
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#define OBF_FILE_TAIL_SIZE 4u
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#define OBF_FILE_OVERHEAD (OBF_FILE_HDR_SIZE + OBF_FILE_TAIL_SIZE)
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#define OBF_ERR_IO -4
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#define OBF_ERR_FORMAT -5
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#define OBF_ERR_OVERFLOW -6
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int32_t write_to(const char *path, uint64_t val, uint64_t seed);
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int32_t read_from(const char *path, uint64_t seed, uint64_t *out);
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int32_t write_many_to(const char *path, const uint64_t *vals, size_t count, uint64_t seed);
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int32_t read_many_from(const char *path, uint64_t seed, uint64_t *out_vals, size_t out_cap,
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size_t *out_count);
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/* How many uint64_t payloads are stored (excludes 32-bit head/tail). */
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int32_t obf_file_payload_count(long file_size, size_t *count_out);
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#endif /* OBFUSCATE_FILE_H */
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