File libparted-dasd-implicit-partition-disk-flag.patch of Package parted

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File libparted-dasd-implicit-partition-disk-flag.patch of Package parted (Revision 3638ebcfe1b85cb1bb3cbf6062f3650b)

Currently displaying revision 3638ebcfe1b85cb1bb3cbf6062f3650b , Show latest

From: Petr Uzel <petr.uzel@suse.cz>
Subject: libparted: dasd: Add an implicit partition disk flag
Patch-mainline: no, custom SUSE patch
---
 include/parted/disk.in.h |    4 +++-
 libparted/disk.c         |    2 ++
 libparted/labels/dasd.c  |   45 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 50 insertions(+), 1 deletion(-)

Index: parted-3.3/include/parted/disk.in.h
===================================================================
--- parted-3.3.orig/include/parted/disk.in.h
+++ parted-3.3/include/parted/disk.in.h
@@ -38,9 +38,11 @@ enum _PedDiskFlag {
         PED_DISK_CYLINDER_ALIGNMENT=1,
         /* This flag controls whether the boot flag of a GPT PMBR is set */
         PED_DISK_GPT_PMBR_BOOT=2,
+	/* This flag indicates that there is an implicit (aka fake) partition on the DASD disk */
+	PED_DISK_DASD_IMPLICIT_PARTITION=3,
 };
 #define PED_DISK_FIRST_FLAG             PED_DISK_CYLINDER_ALIGNMENT
-#define PED_DISK_LAST_FLAG              PED_DISK_GPT_PMBR_BOOT
+#define PED_DISK_LAST_FLAG              PED_DISK_DASD_IMPLICIT_PARTITION
 
 /**
  * Partition types
Index: parted-3.3/libparted/disk.c
===================================================================
--- parted-3.3.orig/libparted/disk.c
+++ parted-3.3/libparted/disk.c
@@ -841,6 +841,8 @@ ped_disk_flag_get_name(PedDiskFlag flag)
                 return N_("cylinder_alignment");
         case PED_DISK_GPT_PMBR_BOOT:
                 return N_("pmbr_boot");
+	case PED_DISK_DASD_IMPLICIT_PARTITION:
+		return N_("implicit_partition_table");
         default:
                 ped_exception_throw (
                         PED_EXCEPTION_BUG,
Index: parted-3.3/libparted/labels/dasd.c
===================================================================
--- parted-3.3.orig/libparted/labels/dasd.c
+++ parted-3.3/libparted/labels/dasd.c
@@ -73,6 +73,7 @@ typedef struct {
 	unsigned int format_type;
 	unsigned int label_block;
 	volume_label_t vlabel;
+	unsigned int has_implicit_partition;
 } DasdDiskSpecific;
 
 static int dasd_probe (const PedDevice *dev);
@@ -107,6 +108,10 @@ static int dasd_partition_set_system (Pe
 									  const PedFileSystemType* fs_type);
 static int dasd_alloc_metadata (PedDisk* disk);
 
+static int dasd_disk_set_flag (PedDisk *disk, PedDiskFlag flag, int state);
+static int dasd_disk_is_flag_available(const PedDisk *disk, PedDiskFlag flag);
+static int dasd_disk_get_flag (const PedDisk *disk, PedDiskFlag flag);
+
 #include "pt-common.h"
 PT_define_limit_functions (dasd)
 
@@ -116,6 +121,9 @@ static PedDiskOps dasd_disk_ops = {
 
 	partition_set_name:	NULL,
 	partition_get_name:	NULL,
+	disk_set_flag:		dasd_disk_set_flag,
+	disk_get_flag:		dasd_disk_get_flag,
+	disk_is_flag_available:	dasd_disk_is_flag_available,
 
 	get_partition_alignment: dasd_get_partition_alignment,
 
@@ -150,6 +158,8 @@ dasd_alloc (const PedDevice* dev)
 		return NULL;
 	}
 
+	disk_specific->has_implicit_partition = 0;
+
 	/* CDL format, newer */
 	disk_specific->format_type = 2;
 	disk_specific->label_block = 2;
@@ -289,6 +299,7 @@ dasd_read (PedDisk* disk)
 			goto error_close_dev;
 
 		disk_specific->format_type = 1;
+		disk_specific->has_implicit_partition = 1;
 
 		/* Register implicit partition */
 		ped_disk_delete_all (disk);
@@ -922,6 +933,40 @@ dasd_partition_enumerate (PedPartition*
 }
 
 static int
+dasd_disk_set_flag (PedDisk *disk, PedDiskFlag flag, int state)
+{
+	/* PED_DISK_DASD_IMPLICIT_PARTITION is immutable */
+	return 0;
+}
+
+static int
+dasd_disk_is_flag_available(const PedDisk *disk, PedDiskFlag flag)
+{
+	switch (flag)
+	{
+	case PED_DISK_DASD_IMPLICIT_PARTITION:
+		return 1;
+	default:
+		return 0;
+	}
+}
+
+static int
+dasd_disk_get_flag (const PedDisk *disk, PedDiskFlag flag)
+{
+	DasdDiskSpecific* disk_specific = disk->disk_specific;
+
+	switch (flag)
+	{
+	case PED_DISK_DASD_IMPLICIT_PARTITION:
+		return disk_specific->has_implicit_partition;
+		break;
+	default:
+		return 0;
+	}
+}
+
+static int
 dasd_partition_set_system (PedPartition* part,
                            const PedFileSystemType* fs_type)
 {

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File libparted-dasd-implicit-partition-disk-flag.patch of Package parted (Revision 3638ebcfe1b85cb1bb3cbf6062f3650b)

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