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Added option for hostname

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This commit is contained in:
Uwe Seimet 2021-07-18 21:39:15 +02:00
parent 327e57e8e9
commit 795f0c4e21
1 changed files with 20 additions and 11 deletions
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29
src/raspberrypi/rasctl.cpp
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@ -19,23 +19,27 @@
// Send Command
//
//---------------------------------------------------------------------------
BOOL SendCommand(char *buf)
BOOL SendCommand(const char *hostname, char *buf)
{
// Create a socket to send the command
int fd = socket(AF_INET, SOCK_STREAM, 0);
struct sockaddr_in server;
memset(&server, 0, sizeof(server));
server.sin_family = AF_INET;
struct hostent *host = gethostbyname("localhost");
struct hostent *host = gethostbyname(hostname);
if(!host) {
fprintf(stderr, "Error : Can't resolve hostname %s\n", hostname);
return false;
}
memcpy((char *)&server.sin_addr.s_addr, (char *)host->h_addr, host->h_length);
server.sin_port = htons(6868);
server.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
// Connect
if (connect(fd, (struct sockaddr *)&server,
sizeof(struct sockaddr_in)) < 0) {
if (connect(fd, (struct sockaddr *)&server, sizeof(struct sockaddr_in)) < 0) {
fprintf(stderr, "Error : Can't connect to rascsi process\n");
return FALSE;
return false;
}
// Send the command
@ -55,7 +59,7 @@ BOOL SendCommand(char *buf)
fclose(fp);
close(fd);
return TRUE;
return true;
}
//---------------------------------------------------------------------------
@ -71,6 +75,7 @@ int main(int argc, char* argv[])
int cmd;
int type;
char *file;
const char *host = "localhost";
BOOL list;
int len;
char *ext;
@ -106,7 +111,7 @@ int main(int argc, char* argv[])
// Parse the arguments
opterr = 0;
while ((opt = getopt(argc, argv, "i:u:c:t:f:l")) != -1) {
while ((opt = getopt(argc, argv, "i:u:c:t:f:n:l")) != -1) {
switch (opt) {
case 'i':
id = optarg[0] - '0';
@ -181,13 +186,17 @@ int main(int argc, char* argv[])
case 'l':
list = TRUE;
break;
case 'n':
host = optarg;
break;
}
}
// List display only
if (id < 0 && cmd < 0 && type < 0 && file == NULL && list) {
sprintf(buf, "list\n");
SendCommand(buf);
SendCommand(host, buf);
exit(0);
}
@ -261,14 +270,14 @@ int main(int argc, char* argv[])
// Generate the command and send it
sprintf(buf, "%d %d %d %d %s\n", id, un, cmd, type, file ? file : "-");
if (!SendCommand(buf)) {
if (!SendCommand(host, buf)) {
exit(ENOTCONN);
}
// Display the list
if (list) {
sprintf(buf, "list\n");
SendCommand(buf);
SendCommand(host, buf);
}
// All done!