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[PATCH parted 1/5] libparted: add ped_device_get_xxx_aligment() function
From: |
Hans de Goede |
Subject: |
[PATCH parted 1/5] libparted: add ped_device_get_xxx_aligment() functions |
Date: |
Wed, 28 Oct 2009 22:20:42 +0100 |
Add ped_device_get_minimal_aligment() and ped_device_get_optimal_aligment()
functions to libparted.
---
include/parted/device.h | 8 ++++++++
include/parted/natmath.h | 1 +
libparted/device.c | 18 ++++++++++++++++++
3 files changed, 27 insertions(+), 0 deletions(-)
diff --git a/include/parted/device.h b/include/parted/device.h
index 151305f..31aec86 100644
--- a/include/parted/device.h
+++ b/include/parted/device.h
@@ -92,6 +92,8 @@ struct _PedDevice {
void* arch_specific;
};
+#include <parted/natmath.h>
+
/**
* List of functions implementing architecture-specific operations.
*/
@@ -112,6 +114,9 @@ struct _PedDeviceArchOps {
PedSector (*check) (PedDevice* dev, void* buffer,
PedSector start, PedSector count);
void (*probe_all) ();
+ /* These functions are optional */
+ PedAlignment* (*get_minimal_aligment)(PedDevice* dev);
+ PedAlignment* (*get_optimal_aligment)(PedDevice* dev);
};
#include <parted/constraint.h>
@@ -141,6 +146,9 @@ extern PedSector ped_device_check (PedDevice* dev, void*
buffer,
PedSector start, PedSector count);
extern PedConstraint* ped_device_get_constraint (PedDevice* dev);
+extern PedAlignment* ped_device_get_minimal_aligment(PedDevice* dev);
+extern PedAlignment* ped_device_get_optimal_aligment(PedDevice* dev);
+
/* private stuff ;-) */
extern void _ped_device_probe (const char* path);
diff --git a/include/parted/natmath.h b/include/parted/natmath.h
index cd7679d..eaa84d1 100644
--- a/include/parted/natmath.h
+++ b/include/parted/natmath.h
@@ -31,6 +31,7 @@ typedef struct _PedAlignment PedAlignment;
#include <parted/disk.h>
#include <parted/device.h>
+#include <parted/geom.h>
#define PED_MIN(a, b) ( ((a)<(b)) ? (a) : (b) )
#define PED_MAX(a, b) ( ((a)>(b)) ? (a) : (b) )
diff --git a/libparted/device.c b/libparted/device.c
index 294fec4..6a41512 100644
--- a/libparted/device.c
+++ b/libparted/device.c
@@ -444,5 +444,23 @@ ped_device_get_constraint (PedDevice* dev)
return c;
}
+PedAlignment*
+ped_device_get_minimal_aligment(PedDevice* dev)
+{
+ if (ped_architecture->dev_ops->get_minimal_aligment)
+ return ped_architecture->dev_ops->get_minimal_aligment(dev);
+
+ return NULL; /* ped_alignment_none */
+}
+
+PedAlignment*
+ped_device_get_optimal_aligment(PedDevice* dev)
+{
+ if (ped_architecture->dev_ops->get_optimal_aligment)
+ return ped_architecture->dev_ops->get_optimal_aligment(dev);
+
+ return NULL; /* ped_alignment_none */
+}
+
/** @} */
--
1.6.5.1