FreeCalypso > hg > fc-sim-tools
view simtool/sstlist.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 sst command, listing the SIM Service Table * in a human-readable, yet very compact form: just a list of activated * (or allocated but not activated, specially marked) service numbers. */ #include <sys/types.h> #include <stdio.h> #include "simresp.h" #include "curfile.h" #include "file_id.h" cmd_sst(argc, argv, outf) char **argv; FILE *outf; { int rc; unsigned byte, pos, code, nserv, linelen; 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 > 256) { fprintf(stderr, "error: EF_SST is longer than our 256 byte limit\n"); return(-1); } rc = readbin_op(0, curfile_total_size); if (rc < 0) return(rc); linelen = 0; for (byte = 0, nserv = 1; byte < curfile_total_size; byte++) { for (pos = 0; pos < 8; pos += 2, nserv++) { code = (sim_resp_data[byte] >> pos) & 3; if (!(code & 1)) continue; if (linelen > 73) { putc('\n', outf); linelen = 0; } if (linelen) { putc(' ', outf); linelen++; } linelen += fprintf(outf, "%u", nserv); if (!(code & 2)) { putc('^', outf); linelen++; } } } if (linelen) putc('\n', outf); return(0); }