diff options
| -rw-r--r-- | hw/qdev-properties.c | 28 | ||||
| -rw-r--r-- | hw/qdev.h | 4 |
2 files changed, 32 insertions, 0 deletions
diff --git a/hw/qdev-properties.c b/hw/qdev-properties.c index 5c627fae40..8ca345a9d4 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) @@ -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) \ |