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cmdhflegic: Make sure to show help text

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Show usage when parameter h is used or none parameter
This commit is contained in:
Uli Heilmeier 2020-10-12 11:25:32 +02:00
parent cf7796aeaf
commit e9087175a2
1 changed files with 11 additions and 11 deletions
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22
client/src/cmdhflegic.c
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@ -629,6 +629,10 @@ static int CmdLegicWrbl(const char *Cmd) {
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) { while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
switch (tolower(param_getchar(Cmd, cmdp))) { switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h': {
errors = true;
break;
}
case 'd': { case 'd': {
// peek at length of the input string so we can // peek at length of the input string so we can
// figure out how many elements to malloc in "data" // figure out how many elements to malloc in "data"
@ -679,10 +683,6 @@ static int CmdLegicWrbl(const char *Cmd) {
cmdp += 2; cmdp += 2;
break; break;
} }
case 'h': {
errors = true;
break;
}
case 'y': { case 'y': {
autoconfirm = true; autoconfirm = true;
break; break;
@ -695,6 +695,13 @@ static int CmdLegicWrbl(const char *Cmd) {
} }
} }
//Validations
if (errors || cmdp == 0) {
if (data)
free(data);
return usage_legic_wrbl();
}
// OUT-OF-BOUNDS checks // OUT-OF-BOUNDS checks
// UID 4+1 bytes can't be written to. // UID 4+1 bytes can't be written to.
if (offset < 5) { if (offset < 5) {
@ -704,13 +711,6 @@ static int CmdLegicWrbl(const char *Cmd) {
return PM3_EOUTOFBOUND; return PM3_EOUTOFBOUND;
} }
//Validations
if (errors || cmdp == 0) {
if (data)
free(data);
return usage_legic_wrbl();
}
// tagtype // tagtype
legic_card_select_t card; legic_card_select_t card;
if (legic_get_type(&card) != PM3_SUCCESS) { if (legic_get_type(&card) != PM3_SUCCESS) {