c-vt-size-report/src/main.c

Encode an in-band size report (mode 2048) from the grid and cell size.

#include <stdio.h>
#include <ghostty/vt.h>

int main() {
  GhosttySizeReportSize size = {
    .rows = 24,
    .columns = 80,
    .cell_width = 9,
    .cell_height = 18,
  };
 
  uint8_t buf[64];
  size_t written = 0;
 
  GhosttyResult result = ghostty_size_report_encode(
      GHOSTTY_SIZE_REPORT_MODE_2048, &size, buf, sizeof(buf), &written);
 
  if (result == GHOSTTY_SUCCESS) {
    printf("Encoded %zu bytes: ", written);
    fwrite(buf, 1, written, stdout);
    printf("\n");
  }
 
  return 0;
}