FreeCalypso > hg > freecalypso-reveng
view mot931c/ptydump.c @ 405:f7df0f4d7d4f
tfo/find-is-hdr.c: print found offset in hex
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sat, 18 Mar 2023 05:57:23 +0000 |
parents | 9082f3991fe5 |
children |
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line source
#include <sys/types.h> #include <sys/file.h> #include <stdio.h> #include <stdlib.h> main(argc, argv) char **argv; { int fd; u_char buf[1024]; int cc, i; if (argc != 2) { fprintf(stderr, "usage: %s pty\n", argv[0]); exit(1); } fd = open(argv[1], O_RDWR); if (fd < 0) { perror(argv[1]); exit(1); } for (;;) { cc = read(fd, buf, sizeof buf); if (cc < 0) { perror("read error"); exit(1); } if (cc == 0) { fprintf(stderr, "read EOF\n"); exit(1); } printf("read %d bytes:", cc); for (i = 0; i < cc; i++) printf(" %02X", buf[i]); putchar('\n'); } }