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Replacing with asn1 tag len function.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
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Pol Henarejos 2022-06-03 11:16:25 +02:00
parent 7249fb129b
commit 8bdcfa1041
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GPG key ID: C0095B7870A4CCD3
1 changed files with 3 additions and 3 deletions
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6
src/fs/file.c
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@ -379,7 +379,7 @@ int meta_add(uint16_t fid, const uint8_t *data, uint16_t len) {
return CCID_OK;
}
else { //needs reallocation
uint8_t *tpos = p-tag_len-format_tlv_len(tag_len, NULL)-1;
uint8_t *tpos = p-asn1_len_tag(tag, tag_len);
memmove(tpos, p, fdata+ef_size-p);
tpos += fdata+ef_size-p;
uintptr_t meta_offset = tpos-fdata;
@ -401,14 +401,14 @@ int meta_add(uint16_t fid, const uint8_t *data, uint16_t len) {
}
}
}
fdata = (uint8_t *)realloc(fdata, ef_size+1+format_tlv_len(len+2,NULL)+2+len);
fdata = (uint8_t *)realloc(fdata, ef_size+asn1_len_tag(fid & 0x1f, len+2));
uint8_t *f = fdata+ef_size;
*f++ = fid & 0x1f;
f += format_tlv_len(len+2, f);
*f++ = fid >> 8;
*f++ = fid & 0xff;
memcpy(f, data, len);
r = flash_write_data_to_file(ef, fdata, ef_size+1+format_tlv_len(len+2,NULL)+2+len);
r = flash_write_data_to_file(ef, fdata, ef_size+asn1_len_tag(fid & 0x1f, len+2));
free(fdata);
if (r != CCID_OK)
return CCID_EXEC_ERROR;