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Add SM9 tools

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This commit is contained in:
Zhi Guan
2022-05-20 16:56:50 +08:00
parent 13a3651f29
commit d649643d4b
7 changed files with 629 additions and 10 deletions
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14
include/gmssl/sm9.h
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@@ -445,6 +445,8 @@ typedef struct {
int sm9_do_sign(const SM9_SIGN_KEY *key, const SM3_CTX *sm3_ctx, SM9_SIGNATURE *sig);
int sm9_do_verify(const SM9_SIGN_MASTER_KEY *mpk, const char *id, size_t idlen,
const SM3_CTX *sm3_ctx, const SM9_SIGNATURE *sig);
#define SM9_MAX_SIGNATURE_SIZE 512 // TODO: calcalate this size
int sm9_signature_to_der(const SM9_SIGNATURE *sig, uint8_t **out, size_t *outlen);
int sm9_signature_from_der(SM9_SIGNATURE *sig, const uint8_t **in, size_t *inlen);
@@ -516,6 +518,10 @@ int sm9_ciphertext_to_der(const sm9_point_t *C1, const uint8_t *c2, size_t c2len
int sm9_ciphertext_from_der(sm9_point_t *C1, const uint8_t **c2, size_t *c2len,
const uint8_t *c3[SM3_HMAC_SIZE], const uint8_t **in, size_t *inlen);
#define SM9_MAX_PLAINTEXT_SIZE 512 // FIXME
#define SM9_MAX_CIPHERTEXT_SIZE 512 // FIXME
int sm9_kem_encrypt(const SM9_ENC_MASTER_KEY *mpk, const char *id, size_t idlen, size_t klen, uint8_t *kbuf, sm9_point_t *C);
int sm9_kem_decrypt(const SM9_ENC_KEY *key, const char *id, size_t idlen, const sm9_point_t *C, size_t klen, uint8_t *kbuf);
@@ -542,6 +548,14 @@ int sm9_enc_key_print(FILE *fp, int fmt, int ind, const char *label, const SM9_E
int sm9_signature_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *sig, size_t siglen);
int sm9_ciphertext_print(FILE *fp, int fmt, int ind, const char *label, const uint8_t *a, size_t alen);
const char *sm9_oid_name(int oid);
int sm9_oid_from_name(const char *name);
int sm9_oid_to_der(int oid, uint8_t **out, size_t *outlen);
int sm9_oid_from_der(int *oid, const uint8_t **in, size_t *inlen);
int sm9_algor_to_der(int alg, int params, uint8_t **out, size_t *outlen);
int sm9_algor_from_der(int *alg, int *params, const uint8_t **in, size_t *inlen);
# ifdef __cplusplus
}