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-rw-r--r--Makefile1
-rw-r--r--libhashsum.h30
-rw-r--r--libhashsum_get_relative_performance.c74
-rw-r--r--libhashsum_init_blake224_hasher.c1
-rw-r--r--libhashsum_init_blake256_hasher.c1
-rw-r--r--libhashsum_init_blake2b_hasher.c1
-rw-r--r--libhashsum_init_blake2s_hasher.c1
-rw-r--r--libhashsum_init_blake384_hasher.c1
-rw-r--r--libhashsum_init_blake512_hasher.c1
-rw-r--r--libhashsum_init_keccak__.c20
-rw-r--r--libhashsum_init_md2_hasher.c1
-rw-r--r--libhashsum_init_md4_hasher.c1
-rw-r--r--libhashsum_init_md5_hasher.c1
-rw-r--r--libhashsum_init_ripemd_128_hasher.c1
-rw-r--r--libhashsum_init_ripemd_160_hasher.c1
-rw-r--r--libhashsum_init_ripemd_256_hasher.c1
-rw-r--r--libhashsum_init_ripemd_320_hasher.c1
-rw-r--r--libhashsum_init_sha0_hasher.c1
-rw-r--r--libhashsum_init_sha1_hasher.c1
-rw-r--r--libhashsum_init_sha2_hasher.c1
20 files changed, 93 insertions, 48 deletions
diff --git a/Makefile b/Makefile
index 603e094..e0415b1 100644
--- a/Makefile
+++ b/Makefile
@@ -28,6 +28,7 @@ OBJ_PUBLIC =\
libhashsum_init_hasher.o\
libhashsum_get_algorithm_from_string.o\
libhashsum_init_hasher_from_string.o\
+ libhashsum_get_relative_performance.o\
libhashsum_init_md2_hasher.o\
libhashsum_init_md4_hasher.o\
libhashsum_init_md5_hasher.o\
diff --git a/libhashsum.h b/libhashsum.h
index 7673a74..01d8fbd 100644
--- a/libhashsum.h
+++ b/libhashsum.h
@@ -9,10 +9,12 @@
# define LIBHASHSUM_USERET_ __attribute__((__warn_unused_result__))
# define LIBHASHSUM_1_NONNULL_ __attribute__((__nonnull__(1)))
# define LIBHASHSUM_NONNULL_ __attribute__((__nonnull__))
+# define LIBHASHSUM_PURE_ __attribute__((__pure__))
#else
# define LIBHASHSUM_USERET_
# define LIBHASHSUM_1_NONNULL_
# define LIBHASHSUM_NONNULL_
+# define LIBHASHSUM_PURE_
#endif
@@ -481,18 +483,6 @@ struct libhashsum_hasher {
unsigned char hash_excess_bits; /* TODO test */
/**
- * Estimate, approximate performance relative to
- * some unspecified reference point
- *
- * Higher is faster
- *
- * If the value is zero, no estimate is available
- *
- * @since 1.1
- */
- uint64_t relative_performance; /* TODO man */
-
- /**
* Update the hash state given additional
* input data
*
@@ -697,6 +687,22 @@ LIBHASHSUM_NONNULL_
int libhashsum_init_hasher_from_string(struct libhashsum_hasher *this, const char *algorithm);
/**
+ * Get an estimate, approximate performance relative,
+ * to some unspecified reference point, for a configured
+ * hash function
+ *
+ * Higher is faster
+ *
+ * @param this The hash function details
+ * @return Estimate, approximate performance value,
+ * 0 no estimate is available
+ *
+ * @since 1.1
+ */
+LIBHASHSUM_NONNULL_ LIBHASHSUM_PURE_
+uint64_t libhashsum_get_relative_performance(struct libhashsum_hasher *this);
+
+/**
* Create an initialised state for MD2
* hashing and return hash functions and details
*
diff --git a/libhashsum_get_relative_performance.c b/libhashsum_get_relative_performance.c
new file mode 100644
index 0000000..3759120
--- /dev/null
+++ b/libhashsum_get_relative_performance.c
@@ -0,0 +1,74 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+#ifdef LIBHASHSUM_INCLUDE_LIBKECCAK_STATE
+LIBHASHSUM_NONNULL_ LIBHASHSUM_PURE_
+static uint64_t
+estimate_performance_keccak(const struct libhashsum_hasher *this)
+{
+ long int bitrate = this->state.keccak.s.r;
+ long int statesize = this->state.keccak.s.b;
+ uint64_t base = 22517998136852480ULL / (uint64_t)bitrate;
+ switch (statesize) {
+ case 1600:
+ return base / 368ULL;
+ case 800:
+ return base / 2042ULL;
+ case 400:
+ return base / 1858ULL;
+ case 200:
+ return base / 1747ULL;
+ default:
+ return 0;
+ }
+}
+#else
+# define estimate_performance_keccak(...) 0
+#endif
+
+
+uint64_t
+libhashsum_get_relative_performance(struct libhashsum_hasher *this)
+{
+ switch (this->algorithm) {
+ case LIBHASHSUM_MD2: return 636028372060772ULL;
+ case LIBHASHSUM_MD4: return 45941107656992312ULL;
+ case LIBHASHSUM_MD5: return 28263143931935570ULL;
+ case LIBHASHSUM_RIPEMD_128: return 21773847511300567ULL;
+ case LIBHASHSUM_RIPEMD_160: return 12306656764693412ULL;
+ case LIBHASHSUM_RIPEMD_256: return 24811564606436716ULL;
+ case LIBHASHSUM_RIPEMD_320: return 12450536920018911ULL;
+ case LIBHASHSUM_SHA0: return 54814763498234941ULL;
+ case LIBHASHSUM_SHA1: return 259304505616284017ULL; /* TODO this value applies when x86-optimisation is used */
+ case LIBHASHSUM_SHA_224:
+ case LIBHASHSUM_SHA_256: return 277891737809888154ULL; /* TODO this value applies when x86-optimisation is used */
+ case LIBHASHSUM_SHA_384:
+ case LIBHASHSUM_SHA_512:
+ case LIBHASHSUM_SHA_512_224:
+ case LIBHASHSUM_SHA_512_256: return 32055903736688859ULL;
+ case LIBHASHSUM_BLAKE224:
+ case LIBHASHSUM_BLAKE256: return 13377838180743567ULL;
+ case LIBHASHSUM_BLAKE384:
+ case LIBHASHSUM_BLAKE512: return 21062754517124396ULL;
+ case LIBHASHSUM_BLAKE2S: return 16309869015413425ULL;
+ case LIBHASHSUM_BLAKE2B: return 24633935505133251ULL;
+ case LIBHASHSUM_KECCAK:
+ case LIBHASHSUM_KECCAK_224:
+ case LIBHASHSUM_KECCAK_256:
+ case LIBHASHSUM_KECCAK_384:
+ case LIBHASHSUM_KECCAK_512:
+ case LIBHASHSUM_SHA3_224:
+ case LIBHASHSUM_SHA3_256:
+ case LIBHASHSUM_SHA3_384:
+ case LIBHASHSUM_SHA3_512:
+ case LIBHASHSUM_SHAKE128:
+ case LIBHASHSUM_SHAKE256:
+ case LIBHASHSUM_SHAKE512:
+ case LIBHASHSUM_RAWSHAKE128:
+ case LIBHASHSUM_RAWSHAKE256:
+ case LIBHASHSUM_RAWSHAKE512: return estimate_performance_keccak(this);
+ default:
+ return 0;
+ }
+}
diff --git a/libhashsum_init_blake224_hasher.c b/libhashsum_init_blake224_hasher.c
index 2c982d5..b78b12a 100644
--- a/libhashsum_init_blake224_hasher.c
+++ b/libhashsum_init_blake224_hasher.c
@@ -108,7 +108,6 @@ libhashsum_init_blake224_hasher(struct libhashsum_hasher *this, const void *salt
this->standard_partial_byte_input_encoding = LIBHASHSUM_MOST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 13377838180743567ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_blake256_hasher.c b/libhashsum_init_blake256_hasher.c
index 1e8c101..1b89eb2 100644
--- a/libhashsum_init_blake256_hasher.c
+++ b/libhashsum_init_blake256_hasher.c
@@ -108,7 +108,6 @@ libhashsum_init_blake256_hasher(struct libhashsum_hasher *this, const void *salt
this->standard_partial_byte_input_encoding = LIBHASHSUM_MOST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 13377838180743567ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_blake2b_hasher.c b/libhashsum_init_blake2b_hasher.c
index 17ebf31..9a78419 100644
--- a/libhashsum_init_blake2b_hasher.c
+++ b/libhashsum_init_blake2b_hasher.c
@@ -170,7 +170,6 @@ libhashsum_init_blake2b_hasher(struct libhashsum_hasher *this, size_t hashbits,
this->standard_partial_byte_input_encoding = LIBHASHSUM_UNSUPPORTED;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 24633935505133251ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_blake2s_hasher.c b/libhashsum_init_blake2s_hasher.c
index 6762888..7758006 100644
--- a/libhashsum_init_blake2s_hasher.c
+++ b/libhashsum_init_blake2s_hasher.c
@@ -170,7 +170,6 @@ libhashsum_init_blake2s_hasher(struct libhashsum_hasher *this, size_t hashbits,
this->standard_partial_byte_input_encoding = LIBHASHSUM_UNSUPPORTED;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 16309869015413425ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_blake384_hasher.c b/libhashsum_init_blake384_hasher.c
index d4d60a7..a507593 100644
--- a/libhashsum_init_blake384_hasher.c
+++ b/libhashsum_init_blake384_hasher.c
@@ -108,7 +108,6 @@ libhashsum_init_blake384_hasher(struct libhashsum_hasher *this, const void *salt
this->standard_partial_byte_input_encoding = LIBHASHSUM_MOST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 21062754517124396ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_blake512_hasher.c b/libhashsum_init_blake512_hasher.c
index 37aff97..b80d4e8 100644
--- a/libhashsum_init_blake512_hasher.c
+++ b/libhashsum_init_blake512_hasher.c
@@ -108,7 +108,6 @@ libhashsum_init_blake512_hasher(struct libhashsum_hasher *this, const void *salt
this->standard_partial_byte_input_encoding = LIBHASHSUM_MOST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 21062754517124396ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_keccak__.c b/libhashsum_init_keccak__.c
index 53a9e52..f9c8be1 100644
--- a/libhashsum_init_keccak__.c
+++ b/libhashsum_init_keccak__.c
@@ -140,25 +140,6 @@ destroy(struct libhashsum_hasher *this)
}
-static uint64_t
-estimate_performance(long int r, long int c)
-{
- uint64_t base = 22517998136852480ULL / (uint64_t)r;
- switch (r + c) {
- case 1600:
- return base / 368ULL;
- case 800:
- return base / 2042ULL;
- case 400:
- return base / 1858ULL;
- case 200:
- return base / 1747ULL;
- default:
- return 0;
- }
-}
-
-
int
libhashsum_init_keccak__(struct libhashsum_hasher *this, size_t hashbits, void *spec_, size_t squeezes, const char *suffix)
{
@@ -189,7 +170,6 @@ libhashsum_init_keccak__(struct libhashsum_hasher *this, size_t hashbits, void *
}
this->input_block_size = libkeccak_zerocopy_chunksize(&this->state.keccak.s);
- this->relative_performance = estimate_performance(spec->bitrate, spec->capacity);
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_md2_hasher.c b/libhashsum_init_md2_hasher.c
index 35d00ac..2fb1668 100644
--- a/libhashsum_init_md2_hasher.c
+++ b/libhashsum_init_md2_hasher.c
@@ -142,7 +142,6 @@ libhashsum_init_md2_hasher(struct libhashsum_hasher *this)
this->standard_partial_byte_input_encoding = LIBHASHSUM_UNSUPPORTED;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 636028372060772ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_md4_hasher.c b/libhashsum_init_md4_hasher.c
index 6472309..d5f7876 100644
--- a/libhashsum_init_md4_hasher.c
+++ b/libhashsum_init_md4_hasher.c
@@ -187,7 +187,6 @@ libhashsum_init_md4_hasher(struct libhashsum_hasher *this)
this->standard_partial_byte_input_encoding = LIBHASHSUM_MOST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 45941107656992312ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_md5_hasher.c b/libhashsum_init_md5_hasher.c
index dd74ebb..737bb49 100644
--- a/libhashsum_init_md5_hasher.c
+++ b/libhashsum_init_md5_hasher.c
@@ -202,7 +202,6 @@ libhashsum_init_md5_hasher(struct libhashsum_hasher *this)
this->standard_partial_byte_input_encoding = LIBHASHSUM_MOST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 28263143931935570ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_ripemd_128_hasher.c b/libhashsum_init_ripemd_128_hasher.c
index 0caf5c4..e27f72a 100644
--- a/libhashsum_init_ripemd_128_hasher.c
+++ b/libhashsum_init_ripemd_128_hasher.c
@@ -223,7 +223,6 @@ libhashsum_init_ripemd_128_hasher(struct libhashsum_hasher *this)
this->standard_partial_byte_input_encoding = LIBHASHSUM_MOST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 21773847511300567ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_ripemd_160_hasher.c b/libhashsum_init_ripemd_160_hasher.c
index 3316aa7..8b55546 100644
--- a/libhashsum_init_ripemd_160_hasher.c
+++ b/libhashsum_init_ripemd_160_hasher.c
@@ -226,7 +226,6 @@ libhashsum_init_ripemd_160_hasher(struct libhashsum_hasher *this)
this->standard_partial_byte_input_encoding = LIBHASHSUM_MOST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 12306656764693412ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_ripemd_256_hasher.c b/libhashsum_init_ripemd_256_hasher.c
index 65d3e35..c08c262 100644
--- a/libhashsum_init_ripemd_256_hasher.c
+++ b/libhashsum_init_ripemd_256_hasher.c
@@ -234,7 +234,6 @@ libhashsum_init_ripemd_256_hasher(struct libhashsum_hasher *this)
this->standard_partial_byte_input_encoding = LIBHASHSUM_MOST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 24811564606436716ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_ripemd_320_hasher.c b/libhashsum_init_ripemd_320_hasher.c
index 92360fb..b513620 100644
--- a/libhashsum_init_ripemd_320_hasher.c
+++ b/libhashsum_init_ripemd_320_hasher.c
@@ -240,7 +240,6 @@ libhashsum_init_ripemd_320_hasher(struct libhashsum_hasher *this)
this->standard_partial_byte_input_encoding = LIBHASHSUM_MOST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 12450536920018911ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_sha0_hasher.c b/libhashsum_init_sha0_hasher.c
index 69cd7c6..379d7db 100644
--- a/libhashsum_init_sha0_hasher.c
+++ b/libhashsum_init_sha0_hasher.c
@@ -68,7 +68,6 @@ libhashsum_init_sha0_hasher(struct libhashsum_hasher *this)
this->standard_partial_byte_input_encoding = LIBHASHSUM_LEAST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 54814763498234941ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_sha1_hasher.c b/libhashsum_init_sha1_hasher.c
index df7d2aa..3be6428 100644
--- a/libhashsum_init_sha1_hasher.c
+++ b/libhashsum_init_sha1_hasher.c
@@ -68,7 +68,6 @@ libhashsum_init_sha1_hasher(struct libhashsum_hasher *this)
this->standard_partial_byte_input_encoding = LIBHASHSUM_LEAST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = 259304505616284017ULL;
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
diff --git a/libhashsum_init_sha2_hasher.c b/libhashsum_init_sha2_hasher.c
index dc9d0f2..e6aab61 100644
--- a/libhashsum_init_sha2_hasher.c
+++ b/libhashsum_init_sha2_hasher.c
@@ -97,7 +97,6 @@ libhashsum_init_sha2_hasher(struct libhashsum_hasher *this, unsigned algobits, s
this->standard_partial_byte_input_encoding = LIBHASHSUM_LEAST_SIGNIFICANT;
this->standard_partial_byte_output_encoding = LIBHASHSUM_UNSUPPORTED;
this->hash_excess_bits = 0;
- this->relative_performance = (algobits == 32U ? 277891737809888154ULL : 32055903736688859ULL);
this->process = &process;
this->finalise_const = &finalise_const;
this->finalise = &finalise;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-09 17:00:28 +0000