From 39d225cfc760c687baa7c9747a33192eb05c28d1 Mon Sep 17 00:00:00 2001
From: Laurent Vivier <Laurent@lvivier.info>
Date: Fri, 18 Jun 2004 15:37:08 +0000
Subject: [PATCH] Add PBOpenSync(), PBCloseSync(), PBControlSync()

---
 second/glue.S | 33 ++++++++++++++++++++++++++++++++-
 second/glue.h | 30 +++++++++++++++++++++++++++---
 2 files changed, 59 insertions(+), 4 deletions(-)

diff --git a/second/glue.S b/second/glue.S
index 25754a7..eb1f8f3 100644
--- a/second/glue.S
+++ b/second/glue.S
@@ -177,7 +177,7 @@ DisposePtr:
 	unlk	%fp
 	rts
 
-	/* int PBReadSync(ParamBlockRec_t* paramBlock) */
+	/* OSErr PBReadSync(ParamBlockRec_t* paramBlock) */
 
 	.global PBReadSync
 PBReadSync:
@@ -186,3 +186,34 @@ PBReadSync:
 	dc.w	0xA002		/* PBReadSync */
 	unlk	%fp
 	rts
+
+	/* OSErr PBOpenSync(ParmBlkPtr paramBlock) */
+
+	.global PBOpenSync
+PBOpenSync:
+	link	%fp, #0
+	move.l	8(%fp), %a0
+	dc.w	0xA000		/* PBOpenSync */
+	unlk	%fp
+	rts
+
+	/* OSErr PBCloseSync(ParmBlkPtr paramBlock) */
+
+	.global PBCloseSync
+PBCloseSync:
+	link	%fp, #0
+	move.l	8(%fp), %a0
+	dc.w	0xA001		/* PBCloseSync */
+	unlk	%fp
+	rts
+
+	/* OSErr PBControlSync(ParmBlkPtr paramBlock) */
+
+	.global PBControlSync
+PBControlSync:
+	link	%fp, #0
+	move.l	8(%fp), %a0
+	dc.w	0xA004		/* PBControlSync */
+	unlk	%fp
+	rts
+
diff --git a/second/glue.h b/second/glue.h
index 3a6fa87..88e1374 100644
--- a/second/glue.h
+++ b/second/glue.h
@@ -4,7 +4,16 @@
  *
  */
 
-#define noErr	0
+typedef int16_t OSErr;
+
+enum {
+	noErr = 0
+};
+
+enum {
+	false = 0,
+	true = 1
+};
 
 struct MachineLocation
 {
@@ -27,6 +36,17 @@ enum {
 	fsFromMark	= 3
 };
 
+/* access permissions : Inside Macintosh: Devices
+ * http://developer.apple.com/documentation/mac/Devices/
+ */
+
+enum {
+	fsCurPerm	= 0,	/* retain current permission */
+	fsRdPerm	= 1,	/* allow reads only */
+	fsWrPerm	= 2,	/* allow writes only */
+	fsRdWrPerm	= 3	/* allow reads and writes */
+};
+
 typedef struct ParamBlockRec ParamBlockRec_t;
 
 struct ParamBlockRec {
@@ -48,6 +68,7 @@ struct ParamBlockRec {
 	u_int16_t	ioPosMode;	/* positioning mode and newline char */
 	int32_t		ioPosOffset;	/* positionning offset */
 } __attribute__((packed));
+typedef struct ParamBlockRec* ParmBlkPtr;
 
 #define ASSERT_PBR(a)	if ( sizeof(ParamBlockRec_t) != 50 ) { a }
 
@@ -55,8 +76,11 @@ extern void glue_display_properties(unsigned long *base,
 				    unsigned long *row_bytes,
 				    unsigned long *width, unsigned long *height,
 				    unsigned long *depth, unsigned long *video);
-extern int Gestalt(unsigned long selector, long * response);
+extern OSErr Gestalt(unsigned long selector, long * response);
 extern void ReadLocation(MachineLocation * loc);
 extern void* NewPtr(unsigned long byteCount);
 extern void DisposePtr(void* ptr);
-extern int PBReadSync(ParamBlockRec_t* paramBlock);
+extern OSErr PBReadSync(ParamBlockRec_t* paramBlock);
+extern OSErr PBOpenSync(ParmBlkPtr paramBlock);
+extern OSErr PBCloseSync(ParmBlkPtr paramBlock);
+extern OSErr PBControlSync(ParmBlkPtr paramBlock);