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Removed the retrieving of version information on re-connect so we don't overwrite BigBuf

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LW 2018-02-17 11:13:39 -08:00
commit 1ab4fc9d64
3 changed files with 16 additions and 17 deletions
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15
client/cmdhw.c
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@ -408,15 +408,22 @@ int CmdVersion(const char *Cmd)
return CmdVersionC(Cmd, false); return CmdVersionC(Cmd, false);
} }
int CmdVersionC(const char *Cmd, const bool no_cache) int CmdVersionClearCache()
{
return CmdVersionC(NULL, true);
}
int CmdVersionC(const char *Cmd, const bool clear_cache)
{ {
UsbCommand c = {CMD_VERSION}; UsbCommand c = {CMD_VERSION};
static UsbCommand resp = {0, {0, 0, 0}}; static UsbCommand resp = {0, {0, 0, 0}};
if( no_cache ) if (clear_cache) {
memset( &resp, 0, sizeof(resp) ); memset( &resp, 0, sizeof(resp) );
else return 0;
clearCommandBuffer(); }
clearCommandBuffer();
if (resp.arg[0] == 0 && resp.arg[1] == 0) { // no cached information available if (resp.arg[0] == 0 && resp.arg[1] == 0) { // no cached information available
SendCommand(&c); SendCommand(&c);

3
client/cmdhw.h
View file

@ -23,6 +23,7 @@ int CmdSetDivisor(const char *Cmd);
int CmdSetMux(const char *Cmd); int CmdSetMux(const char *Cmd);
int CmdTune(const char *Cmd); int CmdTune(const char *Cmd);
int CmdVersion(const char *Cmd); int CmdVersion(const char *Cmd);
int CmdVersionC(const char *Cmd, const bool no_cache); int CmdVersionClearCache();
int CmdVersionC(const char *Cmd, const bool clear_cache);
#endif #endif

15
client/proxmark3.c
View file

@ -73,7 +73,6 @@ static void *uart_receiver(void *targ) {
size_t rxlen; size_t rxlen;
bool need_reconnect = false; bool need_reconnect = false;
UsbCommand version_cmd = {CMD_VERSION}; UsbCommand version_cmd = {CMD_VERSION};
static bool request_version = false;
while (arg->run) { while (arg->run) {
if( need_reconnect ) { if( need_reconnect ) {
@ -81,24 +80,22 @@ static void *uart_receiver(void *targ) {
if( sp == INVALID_SERIAL_PORT || sp == CLAIMED_SERIAL_PORT ) if( sp == INVALID_SERIAL_PORT || sp == CLAIMED_SERIAL_PORT )
{ {
PrintAndLog("Reconnect failed, retrying..."); //PrintAndLog("Reconnect failed, retrying...");
if( txcmd_pending ) { if( txcmd_pending ) {
PrintAndLog("Cannot send bytes to offline proxmark"); PrintAndLog("Cannot send bytes to offline proxmark");
txcmd_pending = false; txcmd_pending = false;
} }
sleep(2); sleep(1);
continue; continue;
} }
PrintAndLog("Proxmark reconnected!"); PrintAndLog("Proxmark reconnected!");
need_reconnect = false; need_reconnect = false;
offline = 0; offline = 0;
//CmdVersionC(NULL, true);
clearCommandBuffer(); clearCommandBuffer();
uart_send(sp, (byte_t*) &version_cmd, sizeof(UsbCommand)); // request it from the HW CmdVersionClearCache();
request_version = true;
} }
rxlen = 0; rxlen = 0;
@ -110,12 +107,6 @@ static void *uart_receiver(void *targ) {
} }
UsbCommandReceived((UsbCommand*)rx); UsbCommandReceived((UsbCommand*)rx);
if( request_version && ((UsbCommand*)rx)->cmd == CMD_ACK)
{
request_version = false;
CmdVersionC(NULL, true);
}
} }
} }
else { else {