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-rw-r--r--common.h8
-rw-r--r--libhashsum.h11
-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.c6
12 files changed, 34 insertions, 0 deletions
diff --git a/common.h b/common.h
index f41ef53..5bfac1e 100644
--- a/common.h
+++ b/common.h
@@ -89,6 +89,14 @@ run_tests(const char *name, enum libhashsum_algorithm algorithm, size_t hash_siz
fprintf(stderr, "libhashsum_init_hasher returned unexpected value in .algorithm\n");
return 2;
}
+ if (!hasher.algorithm_string) {
+ fprintf(stderr, "libhashsum_init_hasher returned NULL pointer in .algorithm_string\n");
+ return 2;
+ }
+ if (strcmp(hasher.algorithm_string, name)) {
+ fprintf(stderr, "libhashsum_init_hasher returned unexpected value in .algorithm_string\n");
+ return 2;
+ }
if (hasher.hash_size != hash_size) {
fprintf(stderr, "libhashsum_init_hasher returned unexpected value in .hash_size\n");
return 2;
diff --git a/libhashsum.h b/libhashsum.h
index 1e453b3..203ec10 100644
--- a/libhashsum.h
+++ b/libhashsum.h
@@ -263,6 +263,17 @@ struct libhashsum_hasher {
enum libhashsum_algorithm algorithm;
/**
+ * A string describing the used hash
+ * algorithm and parameters
+ *
+ * This may be pointer to a buffer in
+ * `.state`
+ *
+ * @since 1.0
+ */
+ const char *algorithm_string;
+
+ /**
* The number of bytes required for each
* call to `.process_block`
*
diff --git a/libhashsum_init_md2_hasher.c b/libhashsum_init_md2_hasher.c
index dd20429..6ea2063 100644
--- a/libhashsum_init_md2_hasher.c
+++ b/libhashsum_init_md2_hasher.c
@@ -134,6 +134,7 @@ int
libhashsum_init_md2_hasher(struct libhashsum_hasher *this)
{
this->algorithm = LIBHASHSUM_MD2;
+ this->algorithm_string = "MD2";
this->input_block_size = 16U;
this->hash_size = sizeof(this->state.md2.sum);
this->hash_output = NULL;
diff --git a/libhashsum_init_md4_hasher.c b/libhashsum_init_md4_hasher.c
index fc4d5d9..22626a9 100644
--- a/libhashsum_init_md4_hasher.c
+++ b/libhashsum_init_md4_hasher.c
@@ -177,6 +177,7 @@ int
libhashsum_init_md4_hasher(struct libhashsum_hasher *this)
{
this->algorithm = LIBHASHSUM_MD4;
+ this->algorithm_string = "MD4";
this->input_block_size = 64U;
this->hash_size = sizeof(this->state.md4.h.sum);
this->hash_output = NULL;
diff --git a/libhashsum_init_md5_hasher.c b/libhashsum_init_md5_hasher.c
index 8c06527..6888f6e 100644
--- a/libhashsum_init_md5_hasher.c
+++ b/libhashsum_init_md5_hasher.c
@@ -192,6 +192,7 @@ int
libhashsum_init_md5_hasher(struct libhashsum_hasher *this)
{
this->algorithm = LIBHASHSUM_MD5;
+ this->algorithm_string = "MD5";
this->input_block_size = 64U;
this->hash_size = sizeof(this->state.md5.h.sum);
this->hash_output = NULL;
diff --git a/libhashsum_init_ripemd_128_hasher.c b/libhashsum_init_ripemd_128_hasher.c
index 699de97..39c5f1c 100644
--- a/libhashsum_init_ripemd_128_hasher.c
+++ b/libhashsum_init_ripemd_128_hasher.c
@@ -213,6 +213,7 @@ int
libhashsum_init_ripemd_128_hasher(struct libhashsum_hasher *this)
{
this->algorithm = LIBHASHSUM_RIPEMD_128;
+ this->algorithm_string = "RIPEMD-128";
this->input_block_size = 64U;
this->hash_size = sizeof(this->state.ripemd_128.h.sum);
this->hash_output = NULL;
diff --git a/libhashsum_init_ripemd_160_hasher.c b/libhashsum_init_ripemd_160_hasher.c
index b37aec8..8b37b0a 100644
--- a/libhashsum_init_ripemd_160_hasher.c
+++ b/libhashsum_init_ripemd_160_hasher.c
@@ -216,6 +216,7 @@ int
libhashsum_init_ripemd_160_hasher(struct libhashsum_hasher *this)
{
this->algorithm = LIBHASHSUM_RIPEMD_160;
+ this->algorithm_string = "RIPEMD-160";
this->input_block_size = 64U;
this->hash_size = sizeof(this->state.ripemd_160.h.sum);
this->hash_output = NULL;
diff --git a/libhashsum_init_ripemd_256_hasher.c b/libhashsum_init_ripemd_256_hasher.c
index beda29f..6ba8aa0 100644
--- a/libhashsum_init_ripemd_256_hasher.c
+++ b/libhashsum_init_ripemd_256_hasher.c
@@ -224,6 +224,7 @@ int
libhashsum_init_ripemd_256_hasher(struct libhashsum_hasher *this)
{
this->algorithm = LIBHASHSUM_RIPEMD_256;
+ this->algorithm_string = "RIPEMD-256";
this->input_block_size = 64U;
this->hash_size = sizeof(this->state.ripemd_256.h.sum);
this->hash_output = NULL;
diff --git a/libhashsum_init_ripemd_320_hasher.c b/libhashsum_init_ripemd_320_hasher.c
index c9cda07..2bb2383 100644
--- a/libhashsum_init_ripemd_320_hasher.c
+++ b/libhashsum_init_ripemd_320_hasher.c
@@ -230,6 +230,7 @@ int
libhashsum_init_ripemd_320_hasher(struct libhashsum_hasher *this)
{
this->algorithm = LIBHASHSUM_RIPEMD_320;
+ this->algorithm_string = "RIPEMD-320";
this->input_block_size = 64U;
this->hash_size = sizeof(this->state.ripemd_320.h.sum);
this->hash_output = NULL;
diff --git a/libhashsum_init_sha0_hasher.c b/libhashsum_init_sha0_hasher.c
index 6efd8fc..eddb750 100644
--- a/libhashsum_init_sha0_hasher.c
+++ b/libhashsum_init_sha0_hasher.c
@@ -58,6 +58,7 @@ int
libhashsum_init_sha0_hasher(struct libhashsum_hasher *this)
{
this->algorithm = LIBHASHSUM_SHA0;
+ this->algorithm_string = "SHA0";
this->input_block_size = 64U;
this->hash_size = sizeof(this->state.sha0.sum);
this->hash_output = NULL;
diff --git a/libhashsum_init_sha1_hasher.c b/libhashsum_init_sha1_hasher.c
index a3aef8e..023e856 100644
--- a/libhashsum_init_sha1_hasher.c
+++ b/libhashsum_init_sha1_hasher.c
@@ -58,6 +58,7 @@ int
libhashsum_init_sha1_hasher(struct libhashsum_hasher *this)
{
this->algorithm = LIBHASHSUM_SHA1;
+ this->algorithm_string = "SHA1";
this->input_block_size = 64U;
this->hash_size = sizeof(this->state.sha1.sum);
this->hash_output = NULL;
diff --git a/libhashsum_init_sha2_hasher.c b/libhashsum_init_sha2_hasher.c
index 9246e48..b76f059 100644
--- a/libhashsum_init_sha2_hasher.c
+++ b/libhashsum_init_sha2_hasher.c
@@ -62,21 +62,27 @@ libhashsum_init_sha2_hasher(struct libhashsum_hasher *this, unsigned algobits, s
if (algobits == 32U && hashbits == 224U) {
this->algorithm = LIBHASHSUM_SHA_224;
algo = LIBSHA2_224;
+ this->algorithm_string = "SHA-224";
} else if (algobits == 32U && hashbits == 256U) {
this->algorithm = LIBHASHSUM_SHA_256;
algo = LIBSHA2_256;
+ this->algorithm_string = "SHA-256";
} else if (algobits == 64U && hashbits == 384U) {
this->algorithm = LIBHASHSUM_SHA_384;
algo = LIBSHA2_384;
+ this->algorithm_string = "SHA-384";
} else if (algobits == 64U && hashbits == 512U) {
this->algorithm = LIBHASHSUM_SHA_512;
algo = LIBSHA2_512;
+ this->algorithm_string = "SHA-512";
} else if (algobits == 64U && hashbits == 224U) {
this->algorithm = LIBHASHSUM_SHA_512_224;
algo = LIBSHA2_512_224;
+ this->algorithm_string = "SHA-512/224";
} else if (algobits == 64U && hashbits == 256U) {
this->algorithm = LIBHASHSUM_SHA_512_256;
algo = LIBSHA2_512_256;
+ this->algorithm_string = "SHA-512/256";
} else {
errno = EINVAL;
return -1;