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authorAndreas Schneider <asn@cryptomilk.org>2011-09-17 20:17:11 +0200
committerAndreas Schneider <asn@cryptomilk.org>2011-09-18 21:37:18 +0200
commit508374219255bf7876acf5046d7b63f00f85a6e3 (patch)
treefb4eb1ccdbb9a710bdf1bcf9ca237173bf822213 /src/client.c
parentdc42a1757fdbbf5b0ffd877649b6cf08b1385420 (diff)
downloadlibssh-508374219255bf7876acf5046d7b63f00f85a6e3.tar.gz
libssh-508374219255bf7876acf5046d7b63f00f85a6e3.tar.xz
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packet: Move packet callbacks to packet_cb.c.
Diffstat (limited to 'src/client.c')
-rw-r--r--src/client.c154
1 files changed, 0 insertions, 154 deletions
diff --git a/src/client.c b/src/client.c
index d6923e43..2531dd92 100644
--- a/src/client.c
+++ b/src/client.c
@@ -180,143 +180,6 @@ end:
return err;
}
-SSH_PACKET_CALLBACK(ssh_packet_dh_reply){
- int rc;
- (void)type;
- (void)user;
- ssh_log(session,SSH_LOG_PROTOCOL,"Received SSH_KEXDH_REPLY");
- if(session->session_state!= SSH_SESSION_STATE_DH &&
- session->dh_handshake_state != DH_STATE_INIT_SENT){
- ssh_set_error(session,SSH_FATAL,"ssh_packet_dh_reply called in wrong state : %d:%d",
- session->session_state,session->dh_handshake_state);
- goto error;
- }
- switch(session->next_crypto->kex_type){
- case SSH_KEX_DH_GROUP1_SHA1:
- rc=ssh_client_dh_reply(session, packet);
- break;
-#ifdef HAVE_ECDH
- case SSH_KEX_ECDH_SHA2_NISTP256:
- rc = ssh_client_ecdh_reply(session, packet);
- break;
-#endif
- default:
- ssh_set_error(session,SSH_FATAL,"Wrong kex type in ssh_packet_dh_reply");
- goto error;
- }
- if(rc==SSH_OK) {
- session->dh_handshake_state = DH_STATE_NEWKEYS_SENT;
- return SSH_PACKET_USED;
- }
-error:
- session->session_state=SSH_SESSION_STATE_ERROR;
- return SSH_PACKET_USED;
-}
-
-SSH_PACKET_CALLBACK(ssh_packet_newkeys){
- ssh_string sig_blob = NULL;
- int rc;
- (void)packet;
- (void)user;
- (void)type;
- ssh_log(session, SSH_LOG_PROTOCOL, "Received SSH_MSG_NEWKEYS");
- if(session->session_state!= SSH_SESSION_STATE_DH &&
- session->dh_handshake_state != DH_STATE_NEWKEYS_SENT){
- ssh_set_error(session,SSH_FATAL,"ssh_packet_newkeys called in wrong state : %d:%d",
- session->session_state,session->dh_handshake_state);
- goto error;
- }
- if(session->server){
- /* server things are done in server.c */
- session->dh_handshake_state=DH_STATE_FINISHED;
- } else {
- ssh_key key;
- /* client */
- rc = make_sessionid(session);
- if (rc != SSH_OK) {
- goto error;
- }
-
- /*
- * Set the cryptographic functions for the next crypto
- * (it is needed for generate_session_keys for key lengths)
- */
- if (crypt_set_algorithms(session)) {
- goto error;
- }
-
- if (generate_session_keys(session) < 0) {
- goto error;
- }
-
- /* Verify the host's signature. FIXME do it sooner */
- sig_blob = session->next_crypto->dh_server_signature;
- session->next_crypto->dh_server_signature = NULL;
-
- /* get the server public key */
- rc = ssh_pki_import_pubkey_blob(session->next_crypto->server_pubkey, &key);
- if (rc < 0) {
- return SSH_ERROR;
- }
-
- /* check if public key from server matches user preferences */
- if (session->wanted_methods[SSH_HOSTKEYS]) {
- if(!ssh_match_group(session->wanted_methods[SSH_HOSTKEYS],
- key->type_c)) {
- ssh_set_error(session,
- SSH_FATAL,
- "Public key from server (%s) doesn't match user "
- "preference (%s)",
- key->type_c,
- session->wanted_methods[SSH_HOSTKEYS]);
- ssh_key_free(key);
- return -1;
- }
- }
-
- rc = ssh_pki_signature_verify_blob(session,
- sig_blob,
- key,
- session->next_crypto->session_id,
- session->next_crypto->digest_len);
- /* Set the server public key type for known host checking */
- session->next_crypto->server_pubkey_type = key->type_c;
-
- ssh_key_free(key);
- ssh_string_burn(sig_blob);
- ssh_string_free(sig_blob);
- sig_blob = NULL;
- if (rc == SSH_ERROR) {
- goto error;
- }
- ssh_log(session,SSH_LOG_PROTOCOL,"Signature verified and valid");
-
- /*
- * Once we got SSH2_MSG_NEWKEYS we can switch next_crypto and
- * current_crypto
- */
- if (session->current_crypto) {
- crypto_free(session->current_crypto);
- session->current_crypto=NULL;
- }
-
- /* FIXME later, include a function to change keys */
- session->current_crypto = session->next_crypto;
-
- session->next_crypto = crypto_new();
- if (session->next_crypto == NULL) {
- ssh_set_error_oom(session);
- goto error;
- }
- }
- session->dh_handshake_state = DH_STATE_FINISHED;
- session->ssh_connection_callback(session);
- return SSH_PACKET_USED;
-error:
- session->session_state=SSH_SESSION_STATE_ERROR;
- return SSH_PACKET_USED;
-}
-
/** @internal
* @brief launches the DH handshake state machine
* @param session session handle
@@ -371,23 +234,6 @@ error:
return rc;
}
-/**
- * @internal
- * @brief handles a SSH_SERVICE_ACCEPT packet
- *
- */
-SSH_PACKET_CALLBACK(ssh_packet_service_accept){
- (void)packet;
- (void)type;
- (void)user;
- enter_function();
- session->auth_service_state=SSH_AUTH_SERVICE_ACCEPTED;
- ssh_log(session, SSH_LOG_PACKET,
- "Received SSH_MSG_SERVICE_ACCEPT");
- leave_function();
- return SSH_PACKET_USED;
-}
-
static int ssh_service_request_termination(void *s){
ssh_session session = (ssh_session)s;
if(session->session_state == SSH_SESSION_STATE_ERROR ||