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[Qemu-devel] [PATCH 1/3] qdev: add string property.
From: |
Amit Shah |
Subject: |
[Qemu-devel] [PATCH 1/3] qdev: add string property. |
Date: |
Mon, 12 Oct 2009 17:15:47 +0530 |
From: Gerd Hoffmann <address@hidden>
Signed-off-by: Gerd Hoffmann <address@hidden>
Signed-off-by: Amit Shah <address@hidden>
---
hw/qdev-properties.c | 28 ++++++++++++++++++++++++++++
hw/qdev.h | 4 ++++
2 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/hw/qdev-properties.c b/hw/qdev-properties.c
index 5c627fa..8ca345a 100644
--- a/hw/qdev-properties.c
+++ b/hw/qdev-properties.c
@@ -193,6 +193,34 @@ PropertyInfo qdev_prop_hex64 = {
.print = print_hex64,
};
+/* --- string --- */
+
+static int parse_string(DeviceState *dev, Property *prop, const char *str)
+{
+ char **ptr = qdev_get_prop_ptr(dev, prop);
+
+ if (*ptr)
+ qemu_free(*ptr);
+ *ptr = qemu_strdup(str);
+ return 0;
+}
+
+static int print_string(DeviceState *dev, Property *prop, char *dest, size_t
len)
+{
+ char **ptr = qdev_get_prop_ptr(dev, prop);
+ if (!*ptr)
+ return snprintf(dest, len, "<null>");
+ return snprintf(dest, len, "\"%s\"", *ptr);
+}
+
+PropertyInfo qdev_prop_string = {
+ .name = "string",
+ .type = PROP_TYPE_STRING,
+ .size = sizeof(char*),
+ .parse = parse_string,
+ .print = print_string,
+};
+
/* --- drive --- */
static int parse_drive(DeviceState *dev, Property *prop, const char *str)
diff --git a/hw/qdev.h b/hw/qdev.h
index 8cd843e..7e6e37b 100644
--- a/hw/qdev.h
+++ b/hw/qdev.h
@@ -79,6 +79,7 @@ enum PropertyType {
PROP_TYPE_MACADDR,
PROP_TYPE_DRIVE,
PROP_TYPE_CHR,
+ PROP_TYPE_STRING,
PROP_TYPE_PTR,
};
@@ -186,6 +187,7 @@ extern PropertyInfo qdev_prop_int32;
extern PropertyInfo qdev_prop_uint64;
extern PropertyInfo qdev_prop_hex32;
extern PropertyInfo qdev_prop_hex64;
+extern PropertyInfo qdev_prop_string;
extern PropertyInfo qdev_prop_chr;
extern PropertyInfo qdev_prop_ptr;
extern PropertyInfo qdev_prop_macaddr;
@@ -227,6 +229,8 @@ extern PropertyInfo qdev_prop_pci_devfn;
DEFINE_PROP(_n, _s, _f, qdev_prop_ptr, void*)
#define DEFINE_PROP_CHR(_n, _s, _f) \
DEFINE_PROP(_n, _s, _f, qdev_prop_chr, CharDriverState*)
+#define DEFINE_PROP_STRING(_n, _s, _f) \
+ DEFINE_PROP(_n, _s, _f, qdev_prop_string, char*)
#define DEFINE_PROP_DRIVE(_n, _s, _f) \
DEFINE_PROP(_n, _s, _f, qdev_prop_drive, DriveInfo*)
#define DEFINE_PROP_MACADDR(_n, _s, _f) \
--
1.6.2.5