lib/libssh
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examples: Fix some memory leaks.

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This commit is contained in:
Andreas Schneider
2011-04-15 19:05:53 +02:00
parent ef658b4bef
commit 644145a88c
3 changed files with 16 additions and 2 deletions
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1
examples/exec.c
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@ -50,6 +50,7 @@ int main(void) {
ssh_channel_send_eof(channel); ssh_channel_send_eof(channel);
ssh_channel_close(channel); ssh_channel_close(channel);
ssh_channel_free(channel); ssh_channel_free(channel);
ssh_disconnect(session);
ssh_free(session); ssh_free(session);
ssh_finalize(); ssh_finalize();

4
examples/libsshpp.cpp
View File

@ -16,7 +16,7 @@ program.
#include <libssh/libsshpp.hpp> #include <libssh/libsshpp.hpp>
int main(int argc, const char **argv){ int main(int argc, const char **argv){
ssh::Session session,s2; ssh::Session session;
try { try {
if(argc>1) if(argc>1)
session.setOption(SSH_OPTIONS_HOST,argv[1]); session.setOption(SSH_OPTIONS_HOST,argv[1]);
@ -24,10 +24,10 @@ int main(int argc, const char **argv){
session.setOption(SSH_OPTIONS_HOST,"localhost"); session.setOption(SSH_OPTIONS_HOST,"localhost");
session.connect(); session.connect();
session.userauthAutopubkey(); session.userauthAutopubkey();
session.disconnect();
} catch (ssh::SshException e){ } catch (ssh::SshException e){
std::cout << "Error during connection : "; std::cout << "Error during connection : ";
std::cout << e.getError() << std::endl; std::cout << e.getError() << std::endl;
} }
//s2=session;
return 0; return 0;
} }

13
examples/scp_download.c
View File

@ -64,16 +64,21 @@ static void create_files(ssh_session session){
} }
if(ssh_channel_open_session(channel) != SSH_OK){ if(ssh_channel_open_session(channel) != SSH_OK){
fprintf(stderr,"Error creating channel: %s\n",ssh_get_error(session)); fprintf(stderr,"Error creating channel: %s\n",ssh_get_error(session));
ssh_channel_free(channel);
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
if(ssh_channel_request_exec(channel,createcommand) != SSH_OK){ if(ssh_channel_request_exec(channel,createcommand) != SSH_OK){
fprintf(stderr,"Error executing command: %s\n",ssh_get_error(session)); fprintf(stderr,"Error executing command: %s\n",ssh_get_error(session));
ssh_channel_close(channel);
ssh_channel_free(channel);
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
while(!ssh_channel_is_eof(channel)){ while(!ssh_channel_is_eof(channel)){
ssh_channel_read(channel,buffer,1,1); ssh_channel_read(channel,buffer,1,1);
if (write(1,buffer,1) < 0) { if (write(1,buffer,1) < 0) {
fprintf(stderr, "Error writing to buffer\n"); fprintf(stderr, "Error writing to buffer\n");
ssh_channel_close(channel);
ssh_channel_free(channel);
return; return;
} }
} }
@ -91,6 +96,7 @@ static int fetch_files(ssh_session session){
ssh_scp scp=ssh_scp_new(session, SSH_SCP_READ | SSH_SCP_RECURSIVE, "/tmp/libssh_tests/*"); ssh_scp scp=ssh_scp_new(session, SSH_SCP_READ | SSH_SCP_RECURSIVE, "/tmp/libssh_tests/*");
if(ssh_scp_init(scp) != SSH_OK){ if(ssh_scp_init(scp) != SSH_OK){
fprintf(stderr,"error initializing scp: %s\n",ssh_get_error(session)); fprintf(stderr,"error initializing scp: %s\n",ssh_get_error(session));
ssh_scp_free(scp);
return -1; return -1;
} }
printf("Trying to download 3 files (a,b,d) and 1 directory (c)\n"); printf("Trying to download 3 files (a,b,d) and 1 directory (c)\n");
@ -108,12 +114,16 @@ static int fetch_files(ssh_session session){
r=ssh_scp_read(scp,buffer,sizeof(buffer)); r=ssh_scp_read(scp,buffer,sizeof(buffer));
if(r==SSH_ERROR){ if(r==SSH_ERROR){
fprintf(stderr,"Error reading scp: %s\n",ssh_get_error(session)); fprintf(stderr,"Error reading scp: %s\n",ssh_get_error(session));
ssh_scp_close(scp);
ssh_scp_free(scp);
return -1; return -1;
} }
printf("done\n"); printf("done\n");
break; break;
case SSH_ERROR: case SSH_ERROR:
fprintf(stderr,"Error: %s\n",ssh_get_error(session)); fprintf(stderr,"Error: %s\n",ssh_get_error(session));
ssh_scp_close(scp);
ssh_scp_free(scp);
return -1; return -1;
case SSH_SCP_REQUEST_WARNING: case SSH_SCP_REQUEST_WARNING:
fprintf(stderr,"Warning: %s\n",ssh_scp_request_get_warning(scp)); fprintf(stderr,"Warning: %s\n",ssh_scp_request_get_warning(scp));
@ -134,6 +144,8 @@ static int fetch_files(ssh_session session){
} }
} while (1); } while (1);
end: end:
ssh_scp_close(scp);
ssh_scp_free(scp);
return 0; return 0;
} }
@ -147,6 +159,7 @@ int main(int argc, char **argv){
create_files(session); create_files(session);
fetch_files(session); fetch_files(session);
ssh_disconnect(session); ssh_disconnect(session);
ssh_free(session);
ssh_finalize(); ssh_finalize();
return 0; return 0;
} }