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Add BE/LE functions.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2024-12-23 20:38:46 +01:00
parent f509833a3c
commit d530ea6979
3 changed files with 54 additions and 16 deletions
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6
src/fs/file.c
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@@ -88,7 +88,7 @@ void process_fci(const file_t *pe, int fmd) {
res_APDU[res_APDU_size++] = 0x83;
res_APDU[res_APDU_size++] = 2;
put_uint16_t(pe->fid, res_APDU + res_APDU_size);
put_uint16_t_be(pe->fid, res_APDU + res_APDU_size);
res_APDU_size += 2;
if (pe->name) {
res_APDU[res_APDU_size++] = 0x84;
@@ -176,13 +176,13 @@ uint8_t make_path_buf(const file_t *pe, uint8_t *buf, uint8_t buflen, const file
if (pe == top) { //MF or relative DF
return 0;
}
put_uint16_t(pe->fid, buf);
put_uint16_t_be(pe->fid, buf);
return make_path_buf(&file_entries[pe->parent], buf + 2, buflen - 2, top) + 2;
}
uint8_t make_path(const file_t *pe, const file_t *top, uint8_t *path) {
uint8_t buf[MAX_DEPTH * 2], *p = path;
put_uint16_t(pe->fid, buf);
put_uint16_t_be(pe->fid, buf);
uint8_t depth = make_path_buf(&file_entries[pe->parent], buf + 2, sizeof(buf) - 2, top) + 2;
for (int d = depth - 2; d >= 0; d -= 2) {
memcpy(p, buf + d, 2);