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cppchecker fix

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This commit is contained in:
iceman1001 2021-01-28 13:48:28 +01:00
commit 785d790ea0
1 changed files with 24 additions and 27 deletions
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51
client/src/cmdlfem4x05.c
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@ -125,10 +125,9 @@ static int doPreambleSearch(size_t *startIdx) {
// skip first two 0 bits as they might have been missed in the demod
uint8_t preamble[EM_PREAMBLE_LEN] = {0, 0, 0, 0, 1, 0, 1, 0};
uint8_t errpreamble[EM_PREAMBLE_LEN] = {0, 0, 0, 0, 0, 0, 0, 1};
if (!preambleSearchEx(DemodBuffer, preamble, EM_PREAMBLE_LEN, &size, startIdx, true)) {
uint8_t errpreamble[EM_PREAMBLE_LEN] = {0, 0, 0, 0, 0, 0, 0, 1};
if (!preambleSearchEx(DemodBuffer, errpreamble, EM_PREAMBLE_LEN, &size, startIdx, true)) {
PrintAndLogEx(DEBUG, "DEBUG: Error - EM4305 preamble not found :: %zu", *startIdx);
return PM3_ESOFT;
@ -258,10 +257,10 @@ static int em4x05_setdemod_buffer(uint32_t *word, size_t idx) {
// should cover 90% of known used configs
// the rest will need to be manually demoded for now...
static int em4x05_demod_resp(uint32_t *word, bool onlyPreamble) {
size_t idx = 0;
*word = 0;
int res;
size_t idx = 0;
bool found_err = false;
int res = PM3_SUCCESS;
do {
if (detectASK_MAN()) {
res = doPreambleSearch(&idx);
@ -1694,6 +1693,10 @@ int CmdEM4x05Unlock(const char *Cmd) {
// write
res = unlock_write_protect(use_pwd, pwd, write_value, verbose);
if (res != PM3_SUCCESS) {
PrintAndLogEx(WARNING, "failed unlock write");
return PM3_ESOFT;
}
// read after trigger
res = em4x05_read_word_ext(14, pwd, use_pwd, &word14);
@ -1853,7 +1856,7 @@ int CmdEM4x05Unlock(const char *Cmd) {
PrintAndLogEx(INFO, "Old protection word => " _YELLOW_("%08X"), search_value);
char bitstring[9] = {0};
for (int i = 0; i < 8; i++) {
bitstring[i] = bitflips & (0xF << ((7 - i) * 4)) ? 'x' : '.';
bitstring[i] = (bitflips & (0xF << ((7 - i) * 4))) ? 'x' : '.';
}
// compute number of bits flipped
@ -1955,23 +1958,8 @@ uint32_t static em4x05_Sniff_GetBlock(char *bits, bool fwd) {
int CmdEM4x05Sniff(const char *Cmd) {
bool sampleData = true;
bool haveData = false;
size_t idx = 0;
char cmdText [100];
char dataText [100];
char blkAddr[4];
char bits[80];
int bitidx;
int ZeroWidth; // 32-42 "1" is 32
int CycleWidth;
size_t pulseSamples;
size_t pktOffset;
int i;
bool eop = false;
uint32_t tmpValue;
bool pwd = false;
bool fwd = false;
bool pwd = false, fwd = false;
bool haveData, sampleData = true;
CLIParserContext *ctx;
CLIParserInit(&ctx, "lf em 4x05_sniff",
@ -1988,12 +1976,21 @@ int CmdEM4x05Sniff(const char *Cmd) {
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
sampleData = !arg_get_lit(ctx, 1);
sampleData = (arg_get_lit(ctx, 1) == false);
fwd = arg_get_lit(ctx, 2);
CLIParserFree(ctx);
char cmdText[100];
char dataText[100];
char blkAddr[4];
char bits[80];
int i, bitidx;
int ZeroWidth; // 32-42 "1" is 32
int CycleWidth;
size_t idx = 0, pulseSamples, pktOffset;
uint32_t tmpValue;
bool eop = false;
// setup and sample data from Proxmark
// if not directed to existing sample/graphbuffer
if (sampleData) {
@ -2076,7 +2073,7 @@ int CmdEM4x05Sniff(const char *Cmd) {
haveData = true;
sprintf(cmdText, "Write");
tmpValue = (bits[4] - '0') + ((bits[5] - '0') << 1) + ((bits[6] - '0') << 2) + ((bits[7] - '0') << 3);
sprintf(blkAddr, "%d", tmpValue);
sprintf(blkAddr, "%u", tmpValue);
if (tmpValue == 2) {
pwd = true;
}
@ -2090,7 +2087,7 @@ int CmdEM4x05Sniff(const char *Cmd) {
pwd = false;
sprintf(cmdText, "Read");
tmpValue = (bits[4] - '0') + ((bits[5] - '0') << 1) + ((bits[6] - '0') << 2) + ((bits[7] - '0') << 3);
sprintf(blkAddr, "%d", tmpValue);
sprintf(blkAddr, "%u", tmpValue);
sprintf(dataText, " ");
}