FreeCalypso > hg > fc-sim-tools
view simtool/readcmd.c @ 12:2260fbd28b2a
fcsim-calypso-be: flush stdout
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sun, 14 Mar 2021 07:17:26 +0000 |
parents | ddd767f6e15b |
children |
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/* * This module implements elementary low-level readbin and readrec commands. */ #include <sys/types.h> #include <stdio.h> #include <stdlib.h> #include "simresp.h" #include "curfile.h" cmd_readbin(argc, argv, outf) char **argv; FILE *outf; { unsigned offset, len; int rc; offset = strtoul(argv[1], 0, 0); if (offset > 0xFFFF) { fprintf(stderr, "error: offset argument is out of range\n"); return(-1); } len = strtoul(argv[2], 0, 0); if (len < 1 || len > 256) { fprintf(stderr, "error: length argument is out of range\n"); return(-1); } rc = readbin_op(offset, len); if (rc < 0) return(rc); display_sim_resp_in_hex(outf); return(0); } cmd_readrec(argc, argv, outf) char **argv; FILE *outf; { unsigned recno, len; int rc; recno = strtoul(argv[1], 0, 0); if (recno < 1 || recno > 255) { fprintf(stderr, "error: record number argument is out of range\n"); return(-1); } if (argv[2]) { len = strtoul(argv[2], 0, 0); if (len < 1 || len > 255) { fprintf(stderr, "error: length argument is out of range\n"); return(-1); } } else { if (!curfile_record_len) { fprintf(stderr, "error: no current file record length is available\n"); return(-1); } len = curfile_record_len; } rc = readrec_op(recno, 0x04, len); if (rc < 0) return(rc); display_sim_resp_in_hex(outf); return(0); }