Direct Printing By Port 9100; For Windows Console - Epson C32C824461 - UB R03 Print Server Technical Reference Manual

Direct Printing by PORT 9100

For Windows Console

The program is a sample of printing ʺEPSON UB‐R03ʺ to a TM printer with the UB‐R03 from the
Windows shell, through the ethernet connection.
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/* TCP9100 programming sample for Win32
* HOW TO BUILD
* cl tcp9100.c wsock32.lib
*/
#include <stdio.h>
#include <winsock.h>
int main(int argc, char* argv[])
{
WSADATA data;
SOCKET sock;
struct sockaddr_in addr;
if (argc != 2) {
printf("usage: tcp9100 IP_ADDRESS\n");
exit(1);
}
/* Initialize windows sockets */
WSAStartup(0x0101, &data);
/* Create sockets */
if ((sock = socket(AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) {
fprintf(stderr, "Error socket(): %d\n", WSAGetLastError());
exit(1);
}
/* initialize the parameter */
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_port = htons(9100);
addr.sin_addr.s_addr = inet_addr(argv[1]);
/* connect */
if (connect(sock, (struct sockaddr*)&addr, sizeof(addr)) < 0) {
fprintf(stderr, "Error connect(): %d\n", WSAGetLastError());
exit(1);
}
printf("connected\n");
/* send data */
send(sock, "\x1b@EPSON\x0a", 8, 0);
/* close socket */
closesocket(sock);
return 0;
}
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