74 lines
1.5 KiB
C
74 lines
1.5 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdint.h>
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#include <stdarg.h>
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#include <unistd.h>
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#include <errno.h>
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#include <tabby/link.h>
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#include <tabby/printer.h>
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static void usage(int argc, char **argv, char *message, ...) {
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if (message) {
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va_list args;
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va_start(args, message);
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vfprintf(stderr, message, args);
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fprintf(stderr, "\n");
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va_end(args);
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}
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fprintf(stderr, "usage: %s device\n", argv[0]);
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exit(1);
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}
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int main(int argc, char **argv) {
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int fd;
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tabby_printer_packet header;
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uint16_t response;
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if (argc != 2) {
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usage(argc, argv, "No device specified");
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}
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if ((fd = tabby_link_open(argv[1])) < 0) {
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fprintf(stderr, "%s: %s: %s: %s\n", argv[0], "tabby_link_open()",
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argv[1], strerror(errno));
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goto error_link_open;
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}
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header.preamble[0] = 0x88;
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header.preamble[1] = 0x33;
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header.type = 0x0f;
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header.compression = 0;
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header.size = 0;
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printf("Waiting for AVR to reboot after CTS\n");
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sleep(1);
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printf("Initializing link\n");
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//tabby_printer_link_init(fd);
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printf("Interrogating printer\n");
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if (tabby_printer_packet_send(fd, &header, NULL, &response) < 0) {
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fprintf(stderr, "%s: %s: %s: %s\n",
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argv[0], "tabby_printer_packet_send()", argv[1], strerror(errno));
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} else {
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printf("Got response code %04x\n", response);
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}
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tabby_link_close(fd);
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return 0;
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error_link_open:
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return 1;
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}
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