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examples: use stderr for messages, stdout for data

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Reported by: Karel Srot
Bug: https://bugzilla.redhat.com/867462
This commit is contained in:
Kamil Dudka
2012-10-22 13:29:27 +02:00
parent e2bb780d77
commit b31e35aba6
20 changed files with 148 additions and 141 deletions
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26
example/ssh2.c
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@ -126,15 +126,15 @@ int main(int argc, char *argv[])
* call
*/
fingerprint = libssh2_hostkey_hash(session, LIBSSH2_HOSTKEY_HASH_SHA1);
printf("Fingerprint: ");
fprintf(stderr, "Fingerprint: ");
for(i = 0; i < 20; i++) {
printf("%02X ", (unsigned char)fingerprint[i]);
fprintf(stderr, "%02X ", (unsigned char)fingerprint[i]);
}
printf("\n");
fprintf(stderr, "\n");
/* check what authentication methods are available */
userauthlist = libssh2_userauth_list(session, username, strlen(username));
printf("Authentication methods: %s\n", userauthlist);
fprintf(stderr, "Authentication methods: %s\n", userauthlist);
if (strstr(userauthlist, "password") != NULL) {
auth_pw |= 1;
}
@ -161,31 +161,33 @@ int main(int argc, char *argv[])
if (auth_pw & 1) {
/* We could authenticate via password */
if (libssh2_userauth_password(session, username, password)) {
printf("\tAuthentication by password failed!\n");
fprintf(stderr, "\tAuthentication by password failed!\n");
goto shutdown;
} else {
printf("\tAuthentication by password succeeded.\n");
fprintf(stderr, "\tAuthentication by password succeeded.\n");
}
} else if (auth_pw & 2) {
/* Or via keyboard-interactive */
if (libssh2_userauth_keyboard_interactive(session, username,
&kbd_callback) ) {
printf("\tAuthentication by keyboard-interactive failed!\n");
fprintf(stderr,
"\tAuthentication by keyboard-interactive failed!\n");
goto shutdown;
} else {
printf("\tAuthentication by keyboard-interactive succeeded.\n");
fprintf(stderr,
"\tAuthentication by keyboard-interactive succeeded.\n");
}
} else if (auth_pw & 4) {
/* Or by public key */
if (libssh2_userauth_publickey_fromfile(session, username, keyfile1,
keyfile2, password)) {
printf("\tAuthentication by public key failed!\n");
fprintf(stderr, "\tAuthentication by public key failed!\n");
goto shutdown;
} else {
printf("\tAuthentication by public key succeeded.\n");
fprintf(stderr, "\tAuthentication by public key succeeded.\n");
}
} else {
printf("No supported authentication methods found!\n");
fprintf(stderr, "No supported authentication methods found!\n");
goto shutdown;
}
@ -250,7 +252,7 @@ int main(int argc, char *argv[])
#else
close(sock);
#endif
printf("all done!\n");
fprintf(stderr, "all done!\n");
libssh2_exit();