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fancier output for print_avail

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This commit is contained in:
Frank Morgner
2013-06-13 15:56:42 +02:00
parent 70d10b9410
commit c6db8a1b49
1 changed files with 18 additions and 6 deletions
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24
npa/src/scutil.c
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@@ -99,18 +99,30 @@ void _bin_log(sc_context_t *ctx, int type, const char *file, int line,
static int list_readers(sc_context_t *ctx)
{
unsigned int i, rcount = sc_ctx_get_reader_count(ctx);
char card_atr[0x3e];
sc_card_t *card;
sc_reader_t *reader;
size_t i, rcount = sc_ctx_get_reader_count(ctx);
if (rcount == 0) {
printf("No smart card readers found.\n");
return 0;
}
printf("Readers known about:\n");
printf("Nr. Driver Name\n");
printf("%-4s %-7s %s\n", "Nr.", "Driver", "Smart Card Reader");
for (i = 0; i < rcount; i++) {
sc_reader_t *screader = sc_ctx_get_reader(ctx, i);
printf("%-7d%-11s%s\n", i, screader->driver->short_name,
screader->name);
reader = sc_ctx_get_reader(ctx, i);
memset(card_atr, '\0', sizeof card_atr);
if (sc_detect_card_presence(reader) & SC_READER_CARD_PRESENT) {
if (sc_connect_card(reader, &card) == SC_SUCCESS) {
sc_bin_to_hex(card->atr.value, card->atr.len,
card_atr, sizeof card_atr, ':');
}
sc_disconnect_card(card);
} else {
strncpy(card_atr, "[no card present]", sizeof card_atr);
}
printf("%-4d %-7s %s\n", i, reader->driver->short_name, reader->name);
printf(" ATR: %s\n", card_atr);
}
return 0;