FreeCalypso > hg > fc-sim-tools
view simtool/sstprog.c @ 64:dba24129027e
doc/ADM-PIN-numbering article written
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 23 Mar 2021 23:30:00 +0000 |
parents | ddd767f6e15b |
children |
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/* * This module implements the write-sst command for admin-level * programming of SIM cards. */ #include <sys/types.h> #include <ctype.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include "curfile.h" #include "file_id.h" extern FILE *open_script_input_file(); cmd_write_sst(argc, argv) char **argv; { u_char sst[255]; FILE *inf; int lineno, rc; char linebuf[1024], *cp, *np; unsigned num, code, max_serv; rc = select_op(DF_GSM); if (rc < 0) return(rc); rc = select_op(EF_SST); if (rc < 0) return(rc); rc = parse_ef_select_response(); if (rc < 0) return(rc); if (curfile_structure != 0x00) { fprintf(stderr, "error: EF_SST is not transparent\n"); return(-1); } if (curfile_total_size < 2) { fprintf(stderr, "error: EF_SST is shorter than spec minimum of 2 bytes\n"); return(-1); } if (curfile_total_size > 255) { fprintf(stderr, "error: EF_SST is longer than our 255 byte limit\n"); return(-1); } memset(sst, 0, curfile_total_size); max_serv = curfile_total_size * 4; inf = open_script_input_file(argv[1]); if (!inf) { perror(argv[1]); return(-1); } for (lineno = 1; fgets(linebuf, sizeof linebuf, inf); lineno++) { if (!index(linebuf, '\n')) { fprintf(stderr, "%s line %d: too long or missing newline\n", argv[1], lineno); fclose(inf); return(-1); } for (cp = linebuf; ; ) { while (isspace(*cp)) cp++; if (*cp == '\0' || *cp == '#') break; if (!isdigit(*cp)) { inv_syntax: fprintf(stderr, "%s line %d: invalid syntax\n", argv[1], lineno); fclose(inf); return(-1); } num = strtoul(cp, 0, 10); while (isdigit(*cp)) cp++; if (*cp == '^') { cp++; code = 1; } else code = 3; if (*cp && !isspace(*cp)) goto inv_syntax; if (num < 1 || num > max_serv) { fprintf(stderr, "%s line %d: service number is out of range\n", argv[1], lineno); fclose(inf); return(-1); } num--; sst[num >> 2] |= code << ((num & 3) << 1); } } fclose(inf); return update_bin_op(0, sst, curfile_total_size); }