Add sm2utl and sm9utl commands

crypto/sm2/sm2_asn1.c

@@ -121,6 +121,16 @@ int SM2_ciphertext_size(const EC_KEY *ec_key, size_t inlen)
 	return ret;
 }
 
+int i2d_SM2CiphertextValue_bio(BIO *bp, SM2CiphertextValue *a)
+{
+	return ASN1_item_i2d_bio(ASN1_ITEM_rptr(SM2CiphertextValue), bp, a);
+}
+
+SM2CiphertextValue *d2i_SM2CiphertextValue_bio(BIO *bp, SM2CiphertextValue **a)
+{
+	return ASN1_item_d2i_bio(ASN1_ITEM_rptr(SM2CiphertextValue), bp, a);
+}
+
 #ifndef OPENSSL_NO_STDIO
 SM2CiphertextValue *d2i_SM2CiphertextValue_fp(FILE *fp, SM2CiphertextValue **a)
 {

crypto/sm9/sm9_asn1.c

@@ -147,6 +147,27 @@ int SM9PublicKey_gmtls_encode(SM9PublicKey *pk, unsigned char key[1024])
 	return 0;
 }
 
+int i2d_SM9Signature_bio(BIO *bp, SM9Signature *a)
+{
+	return ASN1_item_i2d_bio(ASN1_ITEM_rptr(SM9Signature), bp, a);
+}
+
+SM9Signature *d2i_SM9Signature_bio(BIO *bp, SM9Signature **a)
+{
+	return ASN1_item_d2i_bio(ASN1_ITEM_rptr(SM9Signature), bp, a);
+}
+
+int i2d_SM9Ciphertext_bio(BIO *bp, SM9Ciphertext *a)
+{
+	return ASN1_item_i2d_bio(ASN1_ITEM_rptr(SM9Ciphertext), bp, a);
+}
+
+SM9Ciphertext *d2i_SM9Ciphertext_bio(BIO *bp, SM9Ciphertext **a)
+{
+	return ASN1_item_d2i_bio(ASN1_ITEM_rptr(SM9Ciphertext), bp, a);
+}
+
+
 #ifndef OPENSSL_NO_STDIO
 SM9MasterSecret *d2i_SM9MasterSecret_fp(FILE *fp, SM9MasterSecret **msk)
 {

crypto/sm9/sm9_lcl.h

@@ -83,7 +83,8 @@
 #define SM9_PHI_D6		0x06
 
 
-#define SM9_MAX_PLAINTEXT_LENGTH 65535
+#define SM9_MAX_PLAINTEXT_LENGTH	12800
+#define SM9_MAX_CIPHERTEXT_LENGTH 	25600
 
 
 #ifdef __cplusplus