void HandleDebugEvent_ACL_Exception()
{
printf("ACL EXCEPTION!\n");
if(DebugEventData.memAccessType == MMU_AT_CODE)
armcpu_exception(DebugEventData.cpu(),EXCEPTION_PREFETCH_ABORT);
else if(DebugEventData.memAccessType == MMU_AT_DATA)
armcpu_exception(DebugEventData.cpu(),EXCEPTION_DATA_ABORT);
}
void HandleDebugEvent_Write()
{
// Disabled by default.
// If you want to enable first you must know and update the address of the
// RC4 algoritm function.
return;
// This method is called twice, so ommit one call.
extern bool nds_debug_continuing[2];
if (nds_debug_continuing[DebugEventData.procnum]) {
nds_debug_continuing[DebugEventData.procnum] = false;
return;
}
// RC4 encrypt / decrypt function
// R1: Pointer to data to operate (to decrypt or encrypt)
// R2: Size of this data
if (DebugEventData.addr == rc4_addr[0] || DebugEventData.addr == rc4_addr[1]) {
nds_debug_continuing[DebugEventData.procnum] = true;
u32 addr = DebugEventData.addr;
printf("WIFI: Call to RC4_ALGORITM\n");
// Write log. Append current data
// TODO: It needs to open the file each time, it could be slow.
// An improvement could be opening the file at the start of the function
// and closing at the end of the function.
log_ptr = fopen("wifi_log.txt", "a");
if (log_ptr != NULL)
{
// Create header
time_t ti;
time(&ti);
tm* t = localtime(&ti);
fprintf(log_ptr, "\n[%02d-%02d-%02d-%02d-%02d] %s of RC4_ALGORITM -----------\n",
t->tm_mon, t->tm_mday, t->tm_hour, t->tm_min, t->tm_sec,
(addr == rc4_addr[0]) ? "Start" : "End"
);
// Dump data
int length = DebugEventData.cpu()->R[2];
int position = DebugEventData.cpu()->R[1] - 0x02000000; // Relative to memory array
fwrite(MMU.MAIN_MEM + position, sizeof(char), length, log_ptr);
// End
fprintf(log_ptr, "\n- THE END -----------------------------------------------\n");
// Flush and close by the moment
fflush(log_ptr);
fclose(log_ptr);
}
else {
printf("Error opening log file\n");
}
}
}