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changed length of read binary apdu to support acr 122

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git-svn-id: https://vsmartcard.svn.sourceforge.net/svnroot/vsmartcard@87 96b47cad-a561-4643-ad3b-153ac7d7599c
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frankmorgner
2010-05-04 07:57:13 +00:00
parent 6332016b46
commit 93622f6486
1 changed files with 6 additions and 3 deletions
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9
ccid/pace.c
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@@ -222,6 +222,9 @@ static int get_ef_card_access(sc_card_t *card,
__u8 **ef_cardaccess, size_t *length_ef_cardaccess) __u8 **ef_cardaccess, size_t *length_ef_cardaccess)
{ {
int r; int r;
/* we read less bytes than possible. this is a workaround for acr 122,
* which only supports apdus of max 250 bytes */
size_t read = maxresp - 8;
sc_path_t path; sc_path_t path;
sc_file_t *file = NULL; sc_file_t *file = NULL;
__u8 *p; __u8 *p;
@@ -246,7 +249,7 @@ static int get_ef_card_access(sc_card_t *card,
*length_ef_cardaccess = 0; *length_ef_cardaccess = 0;
while(1) { while(1) {
p = realloc(*ef_cardaccess, *length_ef_cardaccess + maxresp); p = realloc(*ef_cardaccess, *length_ef_cardaccess + read);
if (!p) { if (!p) {
r = SC_ERROR_OUT_OF_MEMORY; r = SC_ERROR_OUT_OF_MEMORY;
goto err; goto err;
@@ -254,9 +257,9 @@ static int get_ef_card_access(sc_card_t *card,
*ef_cardaccess = p; *ef_cardaccess = p;
r = sc_read_binary(card, *length_ef_cardaccess, r = sc_read_binary(card, *length_ef_cardaccess,
*ef_cardaccess + *length_ef_cardaccess, maxresp, 0); *ef_cardaccess + *length_ef_cardaccess, read, 0);
if (r > 0 && r != maxresp) { if (r > 0 && r != read) {
*length_ef_cardaccess += r; *length_ef_cardaccess += r;
break; break;
} }