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Fido U2F complete (#716)

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* add pkwrite
* asn1print
* asn1dump and CA
* added PrintAndLogEx for merge commits between repo easier than now
* changelog
This commit is contained in:
Oleg Moiseenko 2018-11-25 17:56:12 +02:00 • committed by pwpiwi
commit 6b882a3918
21 changed files with 3703 additions and 17 deletions
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29
client/crypto/asn1utils.c
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@ -9,7 +9,14 @@
//-----------------------------------------------------------------------------
#include "asn1utils.h"
#include <ctype.h>
#include <stdlib.h>
#include <mbedtls/asn1.h>
#include "emv/tlv.h"
#include "emv/dump.h"
#include "asn1dump.h"
#include "util.h"
#include "ui.h" // PrintAndLog
int ecdsa_asn1_get_signature(uint8_t *signature, size_t signaturelen, uint8_t *rval, uint8_t *sval) {
if (!signature || !signaturelen || !rval || !sval)
@ -55,7 +62,27 @@ exit:
return res;
}
int asn1_print(uint8_t *asn1buf, int level) {
static bool print_cb(void *data, const struct tlv *tlv, int level, bool is_leaf) {
bool candump = true;
asn1_tag_dump(tlv, stdout, level, &candump);
if (is_leaf && candump) {
dump_buffer(tlv->value, tlv->len, stdout, level);
}
return true;
}
int asn1_print(uint8_t *asn1buf, size_t asn1buflen, char *indent) {
struct tlvdb *t = NULL;
t = tlvdb_parse_multi(asn1buf, asn1buflen);
if (t) {
tlvdb_visit(t, print_cb, NULL, 0);
tlvdb_free(t);
} else {
PrintAndLogEx(ERR, "Can't parse data as TLV tree.");
return 1;
}
return 0;
}