Function Patch_LocateFunction

Source/OSHLE/patch.cpp:681–711

Attempt to locate this symbol.

// Attempt to locate this symbol.
bool Patch_LocateFunction(PatchSymbol * ps)
{
	OpCode op;
	const u32 * code_base( g_pu32RamBase );

	for (u32 s = 0; s < ps->Signatures[s].NumOps; s++)
	{
		PatchSignature * psig;
		psig = &ps->Signatures[s];

		// Sweep through OS range
		for (u32 i = 0; i < (gRamSize>>2); i++)
		{
			op._u32 = code_base[i];
			op = GetCorrectOp( op );

			// First op must match!
			if ( psig->FirstOp != op.op )
				continue;

			// See if function i exists at this location
			if (Patch_VerifyLocation_CheckSignature(ps, psig, i))
			{
				return true;
			}

		}
	}

	return false;
}


#define JumpTarget(op, addr) (((addr) & 0xF0000000) | ( op.target << 2 ))