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Move digest functions into separate file

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The external ed25519 requires also the sha512 functions to work.

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Jakub Jelen
2022-07-13 12:16:05 +02:00
committed by Andreas Schneider
parent 0da54f2908
commit c09b02c573
8 changed files with 742 additions and 571 deletions
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101
src/libgcrypt.c
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@@ -69,27 +69,6 @@ static int alloc_key(struct ssh_cipher_struct *cipher) {
void ssh_reseed(void){
}
SHACTX sha1_init(void) {
SHACTX ctx = NULL;
gcry_md_open(&ctx, GCRY_MD_SHA1, 0);
return ctx;
}
void sha1_update(SHACTX c, const void *data, size_t len) {
gcry_md_write(c, data, len);
}
void sha1_final(unsigned char *md, SHACTX c) {
gcry_md_final(c);
memcpy(md, gcry_md_read(c, 0), SHA_DIGEST_LEN);
gcry_md_close(c);
}
void sha1(const unsigned char *digest, size_t len, unsigned char *hash) {
gcry_md_hash_buffer(GCRY_MD_SHA1, hash, digest, len);
}
#ifdef HAVE_GCRYPT_ECC
static int nid_to_md_algo(int nid)
{
@@ -143,86 +122,6 @@ void evp_final(EVPCTX ctx, unsigned char *md, unsigned int *mdlen)
}
#endif
SHA256CTX sha256_init(void) {
SHA256CTX ctx = NULL;
gcry_md_open(&ctx, GCRY_MD_SHA256, 0);
return ctx;
}
void sha256_update(SHACTX c, const void *data, size_t len) {
gcry_md_write(c, data, len);
}
void sha256_final(unsigned char *md, SHACTX c) {
gcry_md_final(c);
memcpy(md, gcry_md_read(c, 0), SHA256_DIGEST_LEN);
gcry_md_close(c);
}
void sha256(const unsigned char *digest, size_t len, unsigned char *hash){
gcry_md_hash_buffer(GCRY_MD_SHA256, hash, digest, len);
}
SHA384CTX sha384_init(void) {
SHA384CTX ctx = NULL;
gcry_md_open(&ctx, GCRY_MD_SHA384, 0);
return ctx;
}
void sha384_update(SHACTX c, const void *data, size_t len) {
gcry_md_write(c, data, len);
}
void sha384_final(unsigned char *md, SHACTX c) {
gcry_md_final(c);
memcpy(md, gcry_md_read(c, 0), SHA384_DIGEST_LEN);
gcry_md_close(c);
}
void sha384(const unsigned char *digest, size_t len, unsigned char *hash) {
gcry_md_hash_buffer(GCRY_MD_SHA384, hash, digest, len);
}
SHA512CTX sha512_init(void) {
SHA512CTX ctx = NULL;
gcry_md_open(&ctx, GCRY_MD_SHA512, 0);
return ctx;
}
void sha512_update(SHACTX c, const void *data, size_t len) {
gcry_md_write(c, data, len);
}
void sha512_final(unsigned char *md, SHACTX c) {
gcry_md_final(c);
memcpy(md, gcry_md_read(c, 0), SHA512_DIGEST_LEN);
gcry_md_close(c);
}
void sha512(const unsigned char *digest, size_t len, unsigned char *hash) {
gcry_md_hash_buffer(GCRY_MD_SHA512, hash, digest, len);
}
MD5CTX md5_init(void) {
MD5CTX c = NULL;
gcry_md_open(&c, GCRY_MD_MD5, 0);
return c;
}
void md5_update(MD5CTX c, const void *data, size_t len) {
gcry_md_write(c,data,len);
}
void md5_final(unsigned char *md, MD5CTX c) {
gcry_md_final(c);
memcpy(md, gcry_md_read(c, 0), MD5_DIGEST_LEN);
gcry_md_close(c);
}
int ssh_kdf(struct ssh_crypto_struct *crypto,
unsigned char *key, size_t key_len,
int key_type, unsigned char *output,