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emrtd: Implement a better fix for parsing empty tags

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Ave 2020-12-19 16:17:44 +03:00
commit 3e4a03ec33
1 changed files with 8 additions and 3 deletions
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11
client/src/cmdhfemrtd.c
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@ -1147,9 +1147,6 @@ static void emrtd_print_document_number(char *mrz, int offset) {
}
static void emrtd_print_name(char *mrz, int offset, int max_length, bool localized) {
if (max_length == 0) {
return;
}
char final_name[100] = { 0x00 };
int namelen = emrtd_mrz_determine_length(mrz, offset, max_length);
int sep = emrtd_mrz_determine_separator(mrz, offset, namelen);
@ -1352,6 +1349,10 @@ static bool emrtd_print_ef_dg11_info(uint8_t *response, int resplen) {
for (int i = 0; i < taglistlen; i++) {
emrtd_lds_get_data_by_tag(response, resplen, tagdata, &tagdatalen, taglist[i], taglist[i + 1], taglist[i] == 0x5f);
// Don't bother with empty tags
if (tagdatalen == 0) {
continue;
}
// Special behavior for two char tags
if (taglist[i] == 0x5f) {
switch (taglist[i + 1]) {
@ -1427,6 +1428,10 @@ static bool emrtd_print_ef_dg12_info(uint8_t *response, int resplen) {
for (int i = 0; i < taglistlen; i++) {
emrtd_lds_get_data_by_tag(response, resplen, tagdata, &tagdatalen, taglist[i], taglist[i + 1], taglist[i] == 0x5f);
// Don't bother with empty tags
if (tagdatalen == 0) {
continue;
}
// Special behavior for two char tags
if (taglist[i] == 0x5f) {
// Several things here are longer than the rest but I can't think of a way to shorten them