From d0715138f98b7282166822ab44d111eea343e9fb Mon Sep 17 00:00:00 2001
From: Kelvin Sherlock <ksherlock@gmail.com>
Date: Thu, 23 May 2013 21:42:06 -0400
Subject: [PATCH] SetVol (Link)

---
 toolbox/os.cpp      | 44 ++++++++++++++++++++++++++++++++++++++++++++
 toolbox/os.h        |  4 ++++
 toolbox/toolbox.cpp |  5 +++++
 3 files changed, 53 insertions(+)

diff --git a/toolbox/os.cpp b/toolbox/os.cpp
index 086bc72..0555202 100644
--- a/toolbox/os.cpp
+++ b/toolbox/os.cpp
@@ -641,6 +641,50 @@ namespace OS
 		return 0;
 	}
 
+
+	uint16_t SetVol(uint16_t trap)
+	{
+
+		enum { // WDPBRec
+			_qLink = 0,
+			_qType = 4,
+			_ioTrap = 6,
+			_ioCmdAddr = 8,
+			_ioCompletion = 12,
+			_ioResult = 16,
+			_ioNamePtr = 18,
+			_ioVRefNum = 22,
+
+			_ioWDDirID = 48,
+		};
+
+		uint16_t d0;
+
+		uint32_t parm = cpuGetAReg(0);
+
+		Log("%04x SetVol(%08x)\n", trap, parm);
+
+
+		uint32_t ioNamePtr = memoryReadLong(parm + _ioNamePtr);
+		uint32_t ioVRefNum = memoryReadWord(parm + _ioVRefNum);
+		uint32_t ioWDDirID = trap & 0x0200 ? memoryReadLong(parm + _ioWDDirID) : 0;
+
+
+		std::string name = ToolBox::ReadPString(ioNamePtr);
+
+		Log("    SetVol(%s, %d, %d)\n", name.c_str(), ioVRefNum, ioWDDirID);
+
+		if (name.length() || ioVRefNum || ioWDDirID)
+		{
+			fprintf(stderr, "SetVol(%s, %d, %d) is not supported yet.\n", name.c_str(), ioVRefNum, ioWDDirID);
+			exit(1);
+		}
+		d0 = 0;
+		memoryWriteWord(d0, parm + _ioResult);
+		return d0;
+	}
+
+
 #if 0
 	uint16_t GetFileInfo(uint16_t trap)
 	{
diff --git a/toolbox/os.h b/toolbox/os.h
index c73be83..3cebd30 100644
--- a/toolbox/os.h
+++ b/toolbox/os.h
@@ -52,6 +52,10 @@ namespace OS
 	uint16_t GetVol(uint16_t trap);
 	uint16_t HGetVol(uint16_t trap);
 
+	uint16_t SetVol(uint16_t trap);
+
+
+
 	uint16_t Open(uint16_t trap);
 	uint16_t OpenRF(uint16_t trap);
 	uint16_t HOpen(uint16_t trap);
diff --git a/toolbox/toolbox.cpp b/toolbox/toolbox.cpp
index e23d3ed..8b7e128 100644
--- a/toolbox/toolbox.cpp
+++ b/toolbox/toolbox.cpp
@@ -83,6 +83,11 @@ namespace ToolBox {
 				d0 = OS::GetVol(trap);
 				break;
 
+			case 0xa015: // SetVol
+			case 0xa215: // HSetVol
+				d0 = OS::SetVol(trap);
+				break;
+				
 			case 0xa214:
 				d0 = OS::HGetVol(trap);
 				break;