{
{ "aes-256-cbc", 16, 256, silc_aes_set_key,
silc_aes_set_key_with_string, silc_aes_encrypt_cbc,
{
{ "aes-256-cbc", 16, 256, silc_aes_set_key,
silc_aes_set_key_with_string, silc_aes_encrypt_cbc,
{ "rc6-128-cbc", 16, 128, silc_rc6_set_key, silc_rc6_set_key_with_string,
silc_rc6_encrypt_cbc, silc_rc6_decrypt_cbc,
silc_rc6_context_len },
{ "rc6-128-cbc", 16, 128, silc_rc6_set_key, silc_rc6_set_key_with_string,
silc_rc6_encrypt_cbc, silc_rc6_decrypt_cbc,
silc_rc6_context_len },
- { "mars-256-cbc", 16, 256, silc_mars_set_key, silc_mars_set_key_with_string,
- silc_mars_encrypt_cbc, silc_mars_decrypt_cbc,
- silc_mars_context_len },
- { "mars-192-cbc", 16, 192, silc_mars_set_key, silc_mars_set_key_with_string,
- silc_mars_encrypt_cbc, silc_mars_decrypt_cbc,
- silc_mars_context_len },
- { "mars-128-cbc", 16, 128, silc_mars_set_key, silc_mars_set_key_with_string,
- silc_mars_encrypt_cbc, silc_mars_decrypt_cbc,
- silc_mars_context_len },
+ { "cast-256-cbc", 16, 256, silc_cast_set_key, silc_cast_set_key_with_string,
+ silc_cast_encrypt_cbc, silc_cast_decrypt_cbc,
+ silc_cast_context_len },
+ { "cast-192-cbc", 16, 192, silc_cast_set_key, silc_cast_set_key_with_string,
+ silc_cast_encrypt_cbc, silc_cast_decrypt_cbc,
+ silc_cast_context_len },
+ { "cast-128-cbc", 16, 128, silc_cast_set_key, silc_cast_set_key_with_string,
+ silc_cast_encrypt_cbc, silc_cast_decrypt_cbc,
+ silc_cast_context_len },
{ "none", 0, 0, silc_none_set_key, silc_none_set_key_with_string,
silc_none_encrypt_cbc, silc_none_decrypt_cbc,
silc_none_context_len },
{ "none", 0, 0, silc_none_set_key, silc_none_set_key_with_string,
silc_none_encrypt_cbc, silc_none_decrypt_cbc,
silc_none_context_len },
registered. Therefore, if memory has been allocated for the object sent
as argument it has to be free'd after this function returns succesfully. */
registered. Therefore, if memory has been allocated for the object sent
as argument it has to be free'd after this function returns succesfully. */
+ /* Check if exists already */
+ if (silc_cipher_list) {
+ SilcCipherObject *entry;
+ silc_dlist_start(silc_cipher_list);
+ while ((entry = silc_dlist_get(silc_cipher_list)) != SILC_LIST_END) {
+ if (!strcmp(entry->name, cipher->name))
+ return FALSE;
+ }
+ }
+
new = silc_calloc(1, sizeof(*new));
new->name = strdup(cipher->name);
new->block_len = cipher->block_len;
new = silc_calloc(1, sizeof(*new));
new->name = strdup(cipher->name);
new->block_len = cipher->block_len;
silc_cipher_list = silc_dlist_init();
silc_dlist_add(silc_cipher_list, new);
silc_cipher_list = silc_dlist_init();
silc_dlist_add(silc_cipher_list, new);
while ((entry = silc_dlist_get(silc_cipher_list)) != SILC_LIST_END) {
if (cipher == SILC_ALL_CIPHERS || entry == cipher) {
silc_dlist_del(silc_cipher_list, entry);
while ((entry = silc_dlist_get(silc_cipher_list)) != SILC_LIST_END) {
if (cipher == SILC_ALL_CIPHERS || entry == cipher) {
silc_dlist_del(silc_cipher_list, entry);
+#endif /* SILC_EPOC */
+ return TRUE;
+}
+
+bool silc_cipher_unregister_all(void)
+{
+#ifndef SILC_EPOC
+ SilcCipherObject *entry;
+
+ if (!silc_cipher_list)
+ return FALSE;
+
+ silc_dlist_start(silc_cipher_list);
+ while ((entry = silc_dlist_get(silc_cipher_list)) != SILC_LIST_END) {
+ silc_cipher_unregister(entry);
+ if (!silc_cipher_list)
+ break;
+ }
+#endif /* SILC_EPOC */
- if (!strcmp(entry->name, name)) {
- *new_cipher = silc_calloc(1, sizeof(**new_cipher));
- (*new_cipher)->cipher = entry;
- (*new_cipher)->context = silc_calloc(1, entry->context_len());
- (*new_cipher)->set_iv = silc_cipher_set_iv;
- (*new_cipher)->get_iv = silc_cipher_get_iv;
- (*new_cipher)->get_key_len = silc_cipher_get_key_len;
- (*new_cipher)->get_block_len = silc_cipher_get_block_len;
- return TRUE;
+ if (!strcmp(entry->name, name))
+ break;
+ }
+ }
+#else
+ {
+ /* On EPOC which don't have globals we check our constant cipher list. */
+ int i;
+ for (i = 0; silc_default_ciphers[i].name; i++) {
+ if (!strcmp(silc_default_ciphers[i].name, name)) {
+ entry = (SilcCipherObject *)&(silc_default_ciphers[i]);
+ break;
+#else
+ {
+ int i;
+ for (i = 0; silc_default_ciphers[i].name; i++) {
+ entry = (SilcCipherObject *)&(silc_default_ciphers[i]);
+ len += strlen(entry->name);
+ list = silc_realloc(list, len + 1);
+
+ memcpy(list + (len - strlen(entry->name)),
+ entry->name, strlen(entry->name));
+ memcpy(list + len, ",", 1);
+ len++;
+ }
+ }
+#endif /* SILC_EPOC */
- return cipher->cipher->encrypt(cipher->context, src, dst, len, iv);
+#ifdef SILC_DEBUG
+ assert((len & (cipher->cipher->block_len - 1)) == 0);
+#endif
+ if (len & (cipher->cipher->block_len - 1))
+ return FALSE;
+ return cipher->cipher->encrypt(cipher->context, src, dst, len,
+ iv ? iv : cipher->iv);
- return cipher->cipher->decrypt(cipher->context, src, dst, len, iv);
+#ifdef SILC_DEBUG
+ assert((len & (cipher->cipher->block_len - 1)) == 0);
+#endif
+ if (len & (cipher->cipher->block_len - 1))
+ return FALSE;
+ return cipher->cipher->decrypt(cipher->context, src, dst, len,
+ iv ? iv : cipher->iv);
}
/* Sets the key for the cipher */
bool silc_cipher_set_key(SilcCipher cipher, const unsigned char *key,
}
/* Sets the key for the cipher */
bool silc_cipher_set_key(SilcCipher cipher, const unsigned char *key,