RfidResearchGroup/proxmark3
1
1
Fork 0
mirror of https://github.com/RfidResearchGroup/proxmark3.git synced 2024-09-23 08:46:13 +08:00
Code Issues Packages Projects Releases Wiki Activity

deleted function check_bit_in_byte(...) -> overhead

Browse source
This commit is contained in:
tharexde 2020-06-20 18:38:44 +02:00
parent d38711aea6
commit 26b7c667b7
1 changed files with 8 additions and 15 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

23
client/src/cmdlfem4x50.c
View file

@ -59,13 +59,6 @@ int usage_lf_em4x50_write_password(void) {
return PM3_SUCCESS;
}
static bool check_bit_in_byte(uint8_t pos, uint8_t byte) {
// return true if bit at position <pos> is "1"
return (((byte >> pos) & 1) == 1) ? true : false;
}
static void prepare_result(const uint8_t *byte, int fwr, int lwr, em4x50_word_t *words) {
// restructure received result in "em4x50_word_t" structure and check all
@ -244,14 +237,14 @@ static void print_info_result(PacketResponseNG *resp, const em4x50_data_t *etd,
prepare_result(data, 0, 33, words);
bpwc = check_bit_in_byte(7, words[2].byte[2]); // password check
braw = check_bit_in_byte(6, words[2].byte[2]); // read after write
fwr = reflect8(words[2].byte[0]); // first word read
lwr = reflect8(words[2].byte[1]); // last word read
fwrp = reflect8(words[1].byte[0]); // first word read protected
lwrp = reflect8(words[1].byte[1]); // last word read protected
fwwi = reflect8(words[1].byte[2]); // first word write inhibited
lwwi = reflect8(words[1].byte[3]); // last word write inhibited
bpwc = (bool)(words[2].byte[2] & 128); // password check (bit 7)
braw = (bool)(words[2].byte[2] & 64); // read after write (bit 6)
fwr = reflect8(words[2].byte[0]); // first word read
lwr = reflect8(words[2].byte[1]); // last word read
fwrp = reflect8(words[1].byte[0]); // first word read protected
lwrp = reflect8(words[1].byte[1]); // last word read protected
fwwi = reflect8(words[1].byte[2]); // first word write inhibited
lwwi = reflect8(words[1].byte[3]); // last word write inhibited
// data section
PrintAndLogEx(NORMAL, _YELLOW_("\n em4x50 data:"));