lib/libssh2
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tidy-up: avoid exclamations, prefer single quotes, in outputs

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Closes #1079
This commit is contained in:
Viktor Szakats
2023-06-01 09:38:00 +00:00
parent c89174a78b
commit 003fb454c3
34 changed files with 208 additions and 208 deletions
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38
example/direct_tcpip.c
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@ -104,26 +104,26 @@ int main(int argc, char *argv[])
/* Connect to SSH server */
sock = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
if(sock == LIBSSH2_INVALID_SOCKET) {
fprintf(stderr, "failed to open socket!\n");
fprintf(stderr, "failed to open socket.\n");
goto shutdown;
}
sin.sin_family = AF_INET;
sin.sin_addr.s_addr = inet_addr(server_ip);
if(INADDR_NONE == sin.sin_addr.s_addr) {
fprintf(stderr, "inet_addr: Invalid IP address \"%s\"\n", server_ip);
fprintf(stderr, "inet_addr: Invalid IP address '%s'\n", server_ip);
goto shutdown;
}
sin.sin_port = htons(22);
if(connect(sock, (struct sockaddr*)(&sin), sizeof(struct sockaddr_in))) {
fprintf(stderr, "Failed to connect to %s!\n", inet_ntoa(sin.sin_addr));
fprintf(stderr, "Failed to connect to %s.\n", inet_ntoa(sin.sin_addr));
goto shutdown;
}
/* Create a session instance */
session = libssh2_session_init();
if(!session) {
fprintf(stderr, "Could not initialize SSH session!\n");
fprintf(stderr, "Could not initialize SSH session.\n");
goto shutdown;
}
@ -167,7 +167,7 @@ int main(int argc, char *argv[])
if(auth & AUTH_PASSWORD) {
if(libssh2_userauth_password(session, username, password)) {
fprintf(stderr, "Authentication by password failed!\n");
fprintf(stderr, "Authentication by password failed.\n");
goto shutdown;
}
}
@ -175,7 +175,7 @@ int main(int argc, char *argv[])
if(libssh2_userauth_publickey_fromfile(session, username,
pubkey, privkey,
password)) {
fprintf(stderr, "Authentication by public key failed!\n");
fprintf(stderr, "Authentication by public key failed.\n");
goto shutdown;
}
else {
@ -183,14 +183,14 @@ int main(int argc, char *argv[])
}
}
else {
fprintf(stderr, "No supported authentication methods found!\n");
fprintf(stderr, "No supported authentication methods found.\n");
goto shutdown;
}
}
listensock = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
if(listensock == LIBSSH2_INVALID_SOCKET) {
fprintf(stderr, "failed to open listen socket!\n");
fprintf(stderr, "failed to open listen socket.\n");
goto shutdown;
}
@ -198,7 +198,7 @@ int main(int argc, char *argv[])
sin.sin_port = htons((unsigned short)local_listenport);
sin.sin_addr.s_addr = inet_addr(local_listenip);
if(INADDR_NONE == sin.sin_addr.s_addr) {
fprintf(stderr, "failed in inet_addr()!\n");
fprintf(stderr, "failed in inet_addr().\n");
goto shutdown;
}
sockopt = 1;
@ -206,11 +206,11 @@ int main(int argc, char *argv[])
sizeof(sockopt));
sinlen = sizeof(sin);
if(-1 == bind(listensock, (struct sockaddr *)&sin, sinlen)) {
fprintf(stderr, "failed to bind()!\n");
fprintf(stderr, "failed to bind().\n");
goto shutdown;
}
if(-1 == listen(listensock, 2)) {
fprintf(stderr, "failed to listen()!\n");
fprintf(stderr, "failed to listen().\n");
goto shutdown;
}
@ -219,7 +219,7 @@ int main(int argc, char *argv[])
forwardsock = accept(listensock, (struct sockaddr *)&sin, &sinlen);
if(forwardsock == LIBSSH2_INVALID_SOCKET) {
fprintf(stderr, "failed to accept forward socket!\n");
fprintf(stderr, "failed to accept forward socket.\n");
goto shutdown;
}
@ -232,8 +232,8 @@ int main(int argc, char *argv[])
channel = libssh2_channel_direct_tcpip_ex(session, remote_desthost,
remote_destport, shost, sport);
if(!channel) {
fprintf(stderr, "Could not open the direct-tcpip channel!\n"
"(Note that this can be a problem at the server!"
fprintf(stderr, "Could not open the direct-tcpip channel.\n"
"(Note that this can be a problem at the server."
" Please review the server logs.)\n");
goto shutdown;
}
@ -248,17 +248,17 @@ int main(int argc, char *argv[])
tv.tv_usec = 100000;
rc = select((int)(forwardsock + 1), &fds, NULL, NULL, &tv);
if(-1 == rc) {
fprintf(stderr, "failed to select()!\n");
fprintf(stderr, "failed to select().\n");
goto shutdown;
}
if(rc && FD_ISSET(forwardsock, &fds)) {
len = recv(forwardsock, buf, sizeof(buf), 0);
if(len < 0) {
fprintf(stderr, "failed to recv()!\n");
fprintf(stderr, "failed to recv().\n");
goto shutdown;
}
else if(len == 0) {
fprintf(stderr, "The client at %s:%d disconnected!\n", shost,
fprintf(stderr, "The client at %s:%d disconnected.\n", shost,
sport);
goto shutdown;
}
@ -289,13 +289,13 @@ int main(int argc, char *argv[])
while(wr < len) {
ssize_t nsent = send(forwardsock, buf + wr, len - wr, 0);
if(nsent <= 0) {
fprintf(stderr, "failed to send()!\n");
fprintf(stderr, "failed to send().\n");
goto shutdown;
}
wr += nsent;
}
if(libssh2_channel_eof(channel)) {
fprintf(stderr, "The server at %s:%d disconnected!\n",
fprintf(stderr, "The server at %s:%d disconnected.\n",
remote_desthost, remote_destport);
goto shutdown;
}