- From 6d138f0199575516bfaad18cbbafcfa2ee61e58f Mon Sep 17 00:00:00 2001
- From: =?UTF-8?q?Nguy=E1=BB=85n=20H=E1=BB=93ng=20Qu=C3=A2n?=
- <ng.hong.quan@gmail.com>
- Date: Mon, 4 Mar 2013 11:28:08 +0700
- Subject: [PATCH 05/26] OpenPGP: Support erasing (reset) card.
-
- Command: openpgp-tool --erase
- ---
- src/libopensc/card-openpgp.c | 64 ++++++++++++++++++++++++++++++++++++++++++++
- src/tools/openpgp-tool.c | 22 ++++++++++++++-
- 2 files changed, 85 insertions(+), 1 deletion(-)
-
- diff --git a/src/libopensc/card-openpgp.c b/src/libopensc/card-openpgp.c
- index 1cc3923..7349876 100644
- --- a/src/libopensc/card-openpgp.c
- +++ b/src/libopensc/card-openpgp.c
- @@ -2195,6 +2195,66 @@ out:
-
- #endif /* ENABLE_OPENSSL */
-
- +/**
- + * Erase card
- + **/
- +static int pgp_erase_card(sc_card_t *card)
- +{
- + sc_context_t *ctx = card->ctx;
- + u8 *apdustring[10] = {
- + "00:20:00:81:08:40:40:40:40:40:40:40:40",
- + "00:20:00:81:08:40:40:40:40:40:40:40:40",
- + "00:20:00:81:08:40:40:40:40:40:40:40:40",
- + "00:20:00:81:08:40:40:40:40:40:40:40:40",
- + "00:20:00:83:08:40:40:40:40:40:40:40:40",
- + "00:20:00:83:08:40:40:40:40:40:40:40:40",
- + "00:20:00:83:08:40:40:40:40:40:40:40:40",
- + "00:20:00:83:08:40:40:40:40:40:40:40:40",
- + "00:e6:00:00",
- + "00:44:00:00"
- + };
- + u8 buf[SC_MAX_APDU_BUFFER_SIZE];
- + u8 rbuf[SC_MAX_APDU_BUFFER_SIZE];
- + sc_apdu_t apdu;
- + size_t len0;
- + int commandsnum = 10;
- + int i, r;
- +
- + LOG_FUNC_CALLED(ctx);
- +
- + /* Check card version */
- + if (card->type != SC_CARD_TYPE_OPENPGP_V2) {
- + sc_log(ctx, "Card is not OpenPGP v2");
- + LOG_FUNC_RETURN(ctx, SC_ERROR_NO_CARD_SUPPORT);
- + }
- + sc_log(ctx, "Card is OpenPGP v2. Erase card.");
- +
- + /* Iterate over 10 commands above */
- + for (i = 0; i < commandsnum; i++) {
- + /* Convert the string to binary array */
- + len0 = sizeof(buf);
- + sc_hex_to_bin(apdustring[i], buf, &len0);
- + printf("Sending: ");
- + for (r = 0; r < len0; r++)
- + printf("%02X ", buf[r]);
- + printf("\n");
- +
- + /* Build APDU from binary array */
- + r = sc_bytes2apdu(card->ctx, buf, len0, &apdu);
- + if (r) {
- + sc_log(ctx, "Failed to build APDU");
- + LOG_FUNC_RETURN(ctx, SC_ERROR_INTERNAL);
- + }
- + apdu.resp = rbuf;
- + apdu.resplen = sizeof(rbuf);
- +
- + /* Send APDU to card */
- + r = sc_transmit_apdu(card, &apdu);
- + LOG_TEST_RET(ctx, r, "Transmiting APDU failed");
- + }
- + LOG_FUNC_RETURN(ctx, r);
- +}
- +
- /* ABI: card ctl: perform special card-specific operations */
- static int pgp_card_ctl(sc_card_t *card, unsigned long cmd, void *ptr)
- {
- @@ -2219,6 +2279,10 @@ static int pgp_card_ctl(sc_card_t *card, unsigned long cmd, void *ptr)
- LOG_FUNC_RETURN(card->ctx, r);
- break;
- #endif /* ENABLE_OPENSSL */
- + case SC_CARDCTL_ERASE_CARD:
- + r = pgp_erase_card(card);
- + LOG_FUNC_RETURN(card->ctx, r);
- + break;
- }
-
- LOG_FUNC_RETURN(card->ctx, SC_ERROR_NOT_SUPPORTED);
- diff --git a/src/tools/openpgp-tool.c b/src/tools/openpgp-tool.c
- index a24a395..de1c9d4 100644
- --- a/src/tools/openpgp-tool.c
- +++ b/src/tools/openpgp-tool.c
- @@ -78,6 +78,7 @@ static int opt_pin = 0;
- static char *pin = NULL;
- static int opt_dump_do = 0;
- static u8 do_dump_idx;
- +static int opt_erase = 0;
-
- static const char *app_name = "openpgp-tool";
-
- @@ -94,6 +95,7 @@ static const struct option options[] = {
- { "help", no_argument, NULL, 'h' },
- { "verbose", no_argument, NULL, 'v' },
- { "version", no_argument, NULL, 'V' },
- + { "erase", no_argument, NULL, 'E' },
- { "verify", required_argument, NULL, OPT_VERIFY },
- { "pin", required_argument, NULL, OPT_PIN },
- { "do", required_argument, NULL, 'd' },
- @@ -113,6 +115,7 @@ static const char *option_help[] = {
- /* h */ "Print this help message",
- /* v */ "Verbose operation. Use several times to enable debug output.",
- /* V */ "Show version number",
- +/* E */ "Erase (reset) the card",
- "Verify PIN (CHV1, CHV2, CHV3...)",
- "PIN string",
- /* d */ "Dump private data object number <arg> (i.e. PRIVATE-DO-<arg>)"
- @@ -232,7 +235,7 @@ static int decode_options(int argc, char **argv)
- {
- int c;
-
- - while ((c = getopt_long(argc, argv,"r:x:CUG:L:hwvVd:", options, (int *) 0)) != EOF) {
- + while ((c = getopt_long(argc, argv,"r:x:CUG:L:hwvVd:E", options, (int *) 0)) != EOF) {
- switch (c) {
- case 'r':
- opt_reader = optarg;
- @@ -296,6 +299,8 @@ static int decode_options(int argc, char **argv)
- do_dump_idx = optarg[0] - '0';
- opt_dump_do++;
- actions++;
- + case 'E':
- + opt_erase++;
- break;
- default:
- util_print_usage_and_die(app_name, options, option_help, NULL);
- @@ -452,6 +457,18 @@ int do_verify(sc_card_t *card, char *type, char *pin)
- return r;
- }
-
- +int do_erase(sc_card_t *card)
- +{
- + int r;
- + /* Check card version */
- + if (card->type != SC_CARD_TYPE_OPENPGP_V2) {
- + printf("Do not erase card which is not OpenPGP v2\n");
- + }
- + printf("Erase card\n");
- + r = sc_card_ctl(card, SC_CARDCTL_ERASE_CARD, NULL);
- + return r;
- +}
- +
- int main(int argc, char **argv)
- {
- sc_context_t *ctx = NULL;
- @@ -531,6 +548,9 @@ int main(int argc, char **argv)
- exit(EXIT_FAILURE);
- }
-
- + if (opt_erase)
- + exit_status != do_erase(card);
- +
- out:
- sc_unlock(card);
- sc_disconnect_card(card);
- --
- 2.1.3
-
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