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Emv scan (#691)

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* added `hf emv scan` command and options
* add tlv tag save to json
* added tlv tree navigation
* added kernel id and moved some parts of code in ppse
* save gpo result
* added read records
* extract childs from tlv works
* added application data list
* added work with application data section
* flag --extract works
* refactoring: move json functions to emvjson.h/c
* added path.c to jansson
* refactoring: move ParamLoadFromJson
* refactoring: move defparams.json to tag-name-value structure
* refactoring and add key recovering
* added some codes to appdata list
* refactoring: process response format 1 from GPO
* added save mode
* added RID to app data
* add file name handling and small refactoring in argtable string processing
* added finalization logic to `emv scan` and option to remove hash checking in key recovery
This commit is contained in:
Oleg Moiseenko 2018-10-17 21:53:34 +03:00 • committed by pwpiwi
commit 95b697f017
20 changed files with 1209 additions and 241 deletions
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19
client/emv/tlv.c
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@ -458,6 +458,10 @@ const struct tlv *tlvdb_get_inchild(const struct tlvdb *tlvdb, tlv_tag_t tag, co
return tlvdb_get(tlvdb, tag, prev);
}
const struct tlv *tlvdb_get_tlv(const struct tlvdb *tlvdb) {
return &tlvdb->tag;
}
unsigned char *tlv_encode(const struct tlv *tlv, size_t *len)
{
size_t size = tlv->len;
@ -516,3 +520,18 @@ bool tlv_equal(const struct tlv *a, const struct tlv *b)
return a->tag == b->tag && a->len == b->len && !memcmp(a->value, b->value, a->len);
}
struct tlvdb *tlvdb_elm_get_next(struct tlvdb *tlvdb)
{
return tlvdb->next;
}
struct tlvdb *tlvdb_elm_get_children(struct tlvdb *tlvdb)
{
return tlvdb->children;
}
struct tlvdb *tlvdb_elm_get_parent(struct tlvdb *tlvdb)
{
return tlvdb->parent;
}