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Implement SpamSum.

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This commit is contained in:
Natalia Portillo
2022-05-28 13:17:05 +01:00
parent 3c09e60d93
commit 807e1cf244
8 changed files with 560 additions and 3 deletions
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11
include/aaruformat/decls.h
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@@ -20,6 +20,7 @@
#define LIBAARUFORMAT_DECLS_H
#include "simd.h"
#include "spamsum.h"
#ifdef __cplusplus
#define EXTERNC extern "C"
#else
@@ -131,6 +132,16 @@ AARU_LOCAL int32_t AARU_CALL aaruf_get_media_tag_type_for_datatype(int32_t type)
AARU_LOCAL int32_t AARU_CALL aaruf_get_xml_mediatype(int32_t type);
AARU_EXPORT spamsum_ctx* AARU_CALL aaruf_spamsum_init(void);
AARU_EXPORT int AARU_CALL aaruf_spamsum_update(spamsum_ctx* ctx, const uint8_t* data, uint32_t len);
AARU_EXPORT int AARU_CALL aaruf_spamsum_final(spamsum_ctx* ctx, uint8_t* result);
AARU_EXPORT void AARU_CALL aaruf_spamsum_free(spamsum_ctx* ctx);
AARU_LOCAL void fuzzy_engine_step(spamsum_ctx* ctx, uint8_t c);
AARU_LOCAL void roll_hash(spamsum_ctx* ctx, uint8_t c);
AARU_LOCAL void fuzzy_try_reduce_blockhash(spamsum_ctx* ctx);
AARU_LOCAL void fuzzy_try_fork_blockhash(spamsum_ctx* ctx);
#if defined(__x86_64__) || defined(__amd64) || defined(_M_AMD64) || defined(_M_X64) || defined(__I386__) || \
defined(__i386__) || defined(__THW_INTEL) || defined(_M_IX86)