FreeCalypso > hg > freecalypso-hwlab
changeset 137:c331560c15a4
fc-uicc-tool: dir command implemented
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Thu, 04 Feb 2021 04:27:09 +0000 |
parents | a21d348e01db |
children | baf5bd698764 |
files | uicc/Makefile uicc/dispatch.c uicc/dumpdir.c |
diffstat | 3 files changed, 154 insertions(+), 2 deletions(-) [+] |
line wrap: on
line diff
--- a/uicc/Makefile Thu Feb 04 03:40:55 2021 +0000 +++ b/uicc/Makefile Thu Feb 04 04:27:09 2021 +0000 @@ -2,8 +2,8 @@ CFLAGS= -O2 -I/usr/include/PCSC PROG= fc-uicc-tool OBJS= alpha_decode.o alpha_valid.o apdu.o atr.o cardconnect.o dispatch.o \ - exit.o globals.o hexdump.o hlread.o main.o names.o pbcommon.o pbdump.o \ - readcmd.o readops.o script.o select.o telsum.o + dumpdir.o exit.o globals.o hexdump.o hlread.o main.o names.o pbcommon.o\ + pbdump.o readcmd.o readops.o script.o select.o telsum.o all: ${PROG}
--- a/uicc/dispatch.c Thu Feb 04 03:40:55 2021 +0000 +++ b/uicc/dispatch.c Thu Feb 04 04:27:09 2021 +0000 @@ -8,6 +8,7 @@ #include <strings.h> #include <stdlib.h> +extern int cmd_dir(); extern int cmd_exec(); extern int cmd_iccid(); extern int cmd_pb_dump(); @@ -26,6 +27,7 @@ int maxargs; int (*func)(); } cmdtab[] = { + {"dir", 0, 0, cmd_dir}, {"exec", 1, 1, cmd_exec}, {"exit", 0, 0, good_exit}, {"iccid", 0, 0, cmd_iccid},
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/uicc/dumpdir.c Thu Feb 04 04:27:09 2021 +0000 @@ -0,0 +1,150 @@ +/* + * This module implements the dump of EF_DIR. + */ + +#include <sys/types.h> +#include <stdio.h> +#include <stdlib.h> +#include <pcsclite.h> +#include <winscard.h> +#include "globals.h" +#include "file_id.h" + +static +check_all_blank() +{ + u_char *dp, *endp; + + dp = sim_resp_data; + endp = sim_resp_data + sim_resp_data_len; + while (dp < endp) + if (*dp++ != 0xFF) + return(0); + return(1); +} + +static void +dump_aid(tlv) + u_char *tlv; +{ + unsigned reclen, n; + + reclen = tlv[1]; + printf(" AID:"); + for (n = 0; n < reclen; n++) + printf(" %02X", tlv[n+2]); + putchar('\n'); +} + +static void +dump_label(tlv) + u_char *tlv; +{ + int rc; + unsigned textlen; + + printf(" Label: "); + rc = validate_alpha_field(tlv + 2, tlv[1], &textlen); + if (rc < 0) { + printf("malformed\n"); + return; + } + print_alpha_field(tlv + 2, textlen, stdout); + putchar('\n'); +} + +static void +dump_unknown_tlv(tlv) + u_char *tlv; +{ + unsigned reclen, n; + + reclen = tlv[1] + 2; + printf(" TLV:"); + for (n = 0; n < reclen; n++) + printf(" %02X", tlv[n]); + putchar('\n'); +} + +static void +dump_record(recno) + unsigned recno; +{ + unsigned totlen, reclen; + u_char *dp, *endp; + + printf("Record #%u:\n", recno); + if (sim_resp_data[0] != 0x61) { + printf(" bad: first byte != 0x61\n"); + return; + } + totlen = sim_resp_data[1]; + if (totlen < 3 || totlen > 0x7F) { + printf(" bad: global length byte 0x%02X is invalid\n", totlen); + return; + } + if (totlen + 2 > sim_resp_data_len) { + printf(" bad: TLV global length exceeds EF record length\n"); + return; + } + dp = sim_resp_data + 2; + endp = sim_resp_data + 2 + totlen; + while (dp < endp) { + if (endp - dp < 2) { +trunc_error: printf(" bad: truncated TLV record\n"); + return; + } + if ((dp[0] & 0x1F) == 0x1F) { + printf(" bad: extended tag not supported\n"); + return; + } + if (dp[1] & 0x80) { + printf(" bad: extended length not supported\n"); + return; + } + reclen = dp[1] + 2; + if (endp - dp < reclen) + goto trunc_error; + switch (dp[0]) { + case 0x4F: + dump_aid(dp); + break; + case 0x50: + dump_label(dp); + break; + default: + dump_unknown_tlv(dp); + } + dp += reclen; + } +} + +cmd_dir() +{ + int rc; + unsigned record_len, record_count; + unsigned recno; + + rc = select_op(FILEID_MF); + if (rc < 0) + return(rc); + rc = select_op(EF_DIR); + if (rc < 0) + return(rc); + rc = select_resp_get_linear_fixed(&record_len, &record_count); + if (rc < 0) + return(rc); + if (record_len < 5) { + fprintf(stderr, "error: EF_DIR record length is too short\n"); + return(-1); + } + for (recno = 1; recno <= record_count; recno++) { + rc = readrec_op(recno, 0x04, record_len); + if (rc < 0) + return(rc); + if (check_all_blank()) + continue; + dump_record(recno); + } + return(0); +}