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add additional info to smart relay cmd help text

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Grayson Martin 2023-07-11 15:26:50 -05:00
commit dfc7104799
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1 changed files with 7 additions and 4 deletions
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11
client/src/cmdsmartcard.c
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@ -1193,8 +1193,8 @@ static void atsToEmulatedAtr(uint8_t *ats, uint8_t *atr, int *atrLen) {
static int CmdRelay(const char *Cmd) { static int CmdRelay(const char *Cmd) {
CLIParserContext *ctx; CLIParserContext *ctx;
CLIParserInit(&ctx, "smart relay", CLIParserInit(&ctx, "smart relay",
"Turn pm3 into pcsc reader and relay to host OS via vpcd", "Make pm3 available to host OS smartcard driver via vpcd to enable use with other software such as GlobalPlatform Pro",
"smart relay" "Requires the virtual smartcard daemon to be installed and running, see https://frankmorgner.github.io/vsmartcard/virtualsmartcard/README.html"
); );
void *argtable[] = { void *argtable[] = {
@ -1242,7 +1242,7 @@ static int CmdRelay(const char *Cmd) {
} }
if (bytesRead > 0) { if (bytesRead > 0) {
if (cmdbuf[2] == 0x04) { // vpcd GET ATR if (cmdbuf[1] == 0x01 && cmdbuf[2] == 0x04) { // vpcd GET ATR
uint8_t atr[20] = {0}; uint8_t atr[20] = {0};
int atrLen = 0; int atrLen = 0;
atsToEmulatedAtr(selectedCard.ats, atr, &atrLen); atsToEmulatedAtr(selectedCard.ats, atr, &atrLen);
@ -1281,7 +1281,10 @@ static int CmdRelay(const char *Cmd) {
} else { } else {
if (SelectCard14443A_4(false, false, &selectedCard) == PM3_SUCCESS) { if (SelectCard14443A_4(false, false, &selectedCard) == PM3_SUCCESS) {
if (mbedtls_net_connect(&netCtx, (char *) host, (char *) port, MBEDTLS_NET_PROTO_TCP)) { if (mbedtls_net_connect(&netCtx, (char *) host, (char *) port, MBEDTLS_NET_PROTO_TCP)) {
PrintAndLogEx(FAILED, "Failed to connect to vpcd socket"); PrintAndLogEx(FAILED, "Failed to connect to vpcd socket. Ensure you have vpcd installed and running");
mbedtls_net_close(&netCtx);
mbedtls_net_free(&netCtx);
DropField();
return PM3_EINVARG; return PM3_EINVARG;
} }