aboutsummaryrefslogtreecommitdiff
path: root/examples/knownhosts.c
diff options
context:
space:
mode:
Diffstat (limited to 'examples/knownhosts.c')
-rw-r--r--examples/knownhosts.c21
1 files changed, 6 insertions, 15 deletions
diff --git a/examples/knownhosts.c b/examples/knownhosts.c
index bee9c91..d57ad45 100644
--- a/examples/knownhosts.c
+++ b/examples/knownhosts.c
@@ -37,9 +37,7 @@ int verify_knownhost(ssh_session session){
hlen = ssh_get_pubkey_hash(session, &hash);
if (hlen < 0) {
- ssh_disconnect(session);
- ssh_finalize();
- return 1;
+ return -1;
}
switch(state){
case SSH_SERVER_KNOWN_OK:
@@ -49,17 +47,13 @@ int verify_knownhost(ssh_session session){
ssh_print_hexa("Public key hash",hash, hlen);
free(hash);
fprintf(stderr,"For security reason, connection will be stopped\n");
- ssh_disconnect(session);
- ssh_finalize();
- exit(-1);
+ return -1;
case SSH_SERVER_FOUND_OTHER:
fprintf(stderr,"The host key for this server was not found but an other type of key exists.\n");
fprintf(stderr,"An attacker might change the default server key to confuse your client"
"into thinking the key does not exist\n"
"We advise you to rerun the client with -d or -r for more safety.\n");
- ssh_disconnect(session);
- ssh_finalize();
- exit(-1);
+ return -1;
case SSH_SERVER_FILE_NOT_FOUND:
fprintf(stderr,"Could not find known host file. If you accept the host key here,\n");
fprintf(stderr,"the file will be automatically created.\n");
@@ -71,8 +65,7 @@ int verify_knownhost(ssh_session session){
free(hexa);
fgets(buf,sizeof(buf),stdin);
if(strncasecmp(buf,"yes",3)!=0){
- ssh_disconnect(session);
- exit(-1);
+ return -1;
}
fprintf(stderr,"This new key will be written on disk for further usage. do you agree ?\n");
fgets(buf,sizeof(buf),stdin);
@@ -80,7 +73,7 @@ int verify_knownhost(ssh_session session){
if (ssh_write_knownhost(session) < 0) {
free(hash);
fprintf(stderr, "error %s\n", strerror(errno));
- exit(-1);
+ return -1;
}
}
@@ -88,9 +81,7 @@ int verify_knownhost(ssh_session session){
case SSH_SERVER_ERROR:
free(hash);
fprintf(stderr,"%s",ssh_get_error(session));
- ssh_disconnect(session);
- ssh_finalize();
- exit(-1);
+ return -1;
}
free(hash);
return 0;