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comparison dss.c @ 1459:06d52bcb8094

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Pointer parameter could be declared as pointing to const
author Francois Perrad <francois.perrad@gadz.org>
date Sat, 19 Aug 2017 17:16:13 +0200
parents 7aebe7da3a35
children 5916af64acd4
comparison
equal deleted inserted replaced
1458:bdd3802c8ac6 1459:06d52bcb8094
125 * mpint p 125 * mpint p
126 * mpint q 126 * mpint q
127 * mpint g 127 * mpint g
128 * mpint y 128 * mpint y
129 */ 129 */
130 void buf_put_dss_pub_key(buffer* buf, dropbear_dss_key *key) { 130 void buf_put_dss_pub_key(buffer* buf, const dropbear_dss_key *key) {
131 131
132 dropbear_assert(key != NULL); 132 dropbear_assert(key != NULL);
133 buf_putstring(buf, SSH_SIGNKEY_DSS, SSH_SIGNKEY_DSS_LEN); 133 buf_putstring(buf, SSH_SIGNKEY_DSS, SSH_SIGNKEY_DSS_LEN);
134 buf_putmpint(buf, key->p); 134 buf_putmpint(buf, key->p);
135 buf_putmpint(buf, key->q); 135 buf_putmpint(buf, key->q);
137 buf_putmpint(buf, key->y); 137 buf_putmpint(buf, key->y);
138 138
139 } 139 }
140 140
141 /* Same as buf_put_dss_pub_key, but with the private "x" key appended */ 141 /* Same as buf_put_dss_pub_key, but with the private "x" key appended */
142 void buf_put_dss_priv_key(buffer* buf, dropbear_dss_key *key) { 142 void buf_put_dss_priv_key(buffer* buf, const dropbear_dss_key *key) {
143 143
144 dropbear_assert(key != NULL); 144 dropbear_assert(key != NULL);
145 buf_put_dss_pub_key(buf, key); 145 buf_put_dss_pub_key(buf, key);
146 buf_putmpint(buf, key->x); 146 buf_putmpint(buf, key->x);
147 147
148 } 148 }
149 149
150 #if DROPBEAR_SIGNKEY_VERIFY 150 #if DROPBEAR_SIGNKEY_VERIFY
151 /* Verify a DSS signature (in buf) made on data by the key given. 151 /* Verify a DSS signature (in buf) made on data by the key given.
152 * returns DROPBEAR_SUCCESS or DROPBEAR_FAILURE */ 152 * returns DROPBEAR_SUCCESS or DROPBEAR_FAILURE */
153 int buf_dss_verify(buffer* buf, dropbear_dss_key *key, buffer *data_buf) { 153 int buf_dss_verify(buffer* buf, const dropbear_dss_key *key, const buffer *data_buf) {
154 unsigned char msghash[SHA1_HASH_SIZE]; 154 unsigned char msghash[SHA1_HASH_SIZE];
155 hash_state hs; 155 hash_state hs;
156 int ret = DROPBEAR_FAILURE; 156 int ret = DROPBEAR_FAILURE;
157 DEF_MP_INT(val1); 157 DEF_MP_INT(val1);
158 DEF_MP_INT(val2); 158 DEF_MP_INT(val2);
253 } 253 }
254 #endif /* DROPBEAR_SIGNKEY_VERIFY */ 254 #endif /* DROPBEAR_SIGNKEY_VERIFY */
255 255
256 /* Sign the data presented with key, writing the signature contents 256 /* Sign the data presented with key, writing the signature contents
257 * to the buffer */ 257 * to the buffer */
258 void buf_put_dss_sign(buffer* buf, dropbear_dss_key *key, buffer *data_buf) { 258 void buf_put_dss_sign(buffer* buf, const dropbear_dss_key *key, const buffer *data_buf) {
259 unsigned char msghash[SHA1_HASH_SIZE]; 259 unsigned char msghash[SHA1_HASH_SIZE];
260 unsigned int writelen; 260 unsigned int writelen;
261 unsigned int i; 261 unsigned int i;
262 DEF_MP_INT(dss_k); 262 DEF_MP_INT(dss_k);
263 DEF_MP_INT(dss_m); 263 DEF_MP_INT(dss_m);