a3 = *(_t3*)Args;Args+=sizeof(_t3);\
a4 = *(_t4*)Args;Args+=sizeof(_t4);\
a5 = *(_t5*)Args;Args+=sizeof(_t5);\
- LOG("SYSCALL5 '%s' %p %p %p %p %p %p", Fmt, (intptr_t)a0,(intptr_t)a1,(intptr_t)a2,(intptr_t)a3,(intptr_t)a4,(intptr_t)a5);\
+ LOG("SYSCALL6 '%s' %p %p %p %p %p %p", Fmt, (intptr_t)a0,(intptr_t)a1,(intptr_t)a2,(intptr_t)a3,(intptr_t)a4,(intptr_t)a5);\
_call\
}
#define SYSCALL5(_name, _fmtstr, _t0, _t1, _t2, _t3, _t4, _call) int _name(Uint*Errno,const char*Fmt,void*Args,int*Sizes){\
int argListLen = 0;
int i, retVal;
tRequestHeader *ret;
- int retValueCount = 1;
- int retDataLen = sizeof(Uint64);
+ int retValueCount;
+ int retDataLen;
void *returnData[Request->NParams];
int argSizes[Request->NParams];
Uint ret_errno = 0;
+ // Clear errno (Acess verson) at the start of the request
+ errno = 0;
+
// Sanity check
if( Request->CallID >= ciNumSyscalls ) {
Log_Notice("Syscalls", "Unknown syscall number %i", Request->CallID);
Log_Notice("Syscalls", "Unimplemented syscall %i", Request->CallID);
return NULL;
}
-
+
+ // Init return count/size
+ retValueCount = 2;
+ retDataLen = sizeof(Uint64) + sizeof(Uint32);
+
// Get size of argument list
for( i = 0; i < Request->NParams; i ++ )
{
case ARG_TYPE_DATA:
formatString[i] = 'd';
argListLen += sizeof(void*);
+ // Prepare the return values
+ if( Request->Params[i].Flags & ARG_FLAG_RETURN )
+ {
+ retDataLen += Request->Params[i].Length;
+ retValueCount ++;
+ }
break;
case ARG_TYPE_STRING:
formatString[i] = 's';
argListLen += sizeof(char*);
break;
default:
+ Log_Error("Syscalls", "Unknown param type %i", Request->Params[i].Type);
return NULL; // ERROR!
}
}
// Data gets special handling, because only it can be returned to the user
// (ARG_TYPE_DATA is a pointer)
case ARG_TYPE_DATA:
- // Prepare the return values
- if( Request->Params[i].Flags & ARG_FLAG_RETURN )
- {
- retDataLen += Request->Params[i].Length;
- retValueCount ++;
- }
-
// Check for non-resident data
if( Request->Params[i].Length == 0 )
{
// ---------- Return
- if( ret_errno == 0 ) {
- perror("Syscall?");
+ if( ret_errno == 0 && errno != 0 ) {
ret_errno = errno;
+ LOG("errno = %i", errno);
}
// Allocate the return
*(Uint64*)inData = retVal;
inData += sizeof(Uint64);
+ // Static Uint32 errno value
+ ret->Params[1].Type = ARG_TYPE_INT32;
+ ret->Params[1].Flags = 0;
+ ret->Params[1].Length = sizeof(Uint32);
+ *(Uint32*)inData = ret_errno;
+ inData += sizeof(Uint32);
+
+ LOG("Ret: %llx, errno=%i", retVal, ret_errno);
+
//Log_Debug("Syscalls", "Return 0x%llx", retVal);
- retValueCount = 1;
+ retValueCount = 2;
for( i = 0; i < Request->NParams; i ++ )
{
if( Request->Params[i].Type != ARG_TYPE_DATA ) continue;
retValueCount ++;
}
- *ReturnLength = sizeof(tRequestHeader)
- + retValueCount * sizeof(tRequestValue)
- + retDataLen;
+ *ReturnLength = ret->MessageLength;
return ret;
}