qemu/fsdev/virtio-9p-marshal.h
M. Mohan Kumar ddca7f86ac hw/9pfs: Add validation to {un}marshal code
Signed-off-by: M. Mohan Kumar <mohan@in.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
2012-01-04 19:53:22 +05:30

90 lines
2 KiB
C

#ifndef _QEMU_VIRTIO_9P_MARSHAL_H
#define _QEMU_VIRTIO_9P_MARSHAL_H
typedef struct V9fsString
{
uint16_t size;
char *data;
} V9fsString;
typedef struct V9fsQID
{
int8_t type;
int32_t version;
int64_t path;
} V9fsQID;
typedef struct V9fsStat
{
int16_t size;
int16_t type;
int32_t dev;
V9fsQID qid;
int32_t mode;
int32_t atime;
int32_t mtime;
int64_t length;
V9fsString name;
V9fsString uid;
V9fsString gid;
V9fsString muid;
/* 9p2000.u */
V9fsString extension;
int32_t n_uid;
int32_t n_gid;
int32_t n_muid;
} V9fsStat;
typedef struct V9fsIattr
{
int32_t valid;
int32_t mode;
int32_t uid;
int32_t gid;
int64_t size;
int64_t atime_sec;
int64_t atime_nsec;
int64_t mtime_sec;
int64_t mtime_nsec;
} V9fsIattr;
typedef struct V9fsStatDotl {
uint64_t st_result_mask;
V9fsQID qid;
uint32_t st_mode;
uint32_t st_uid;
uint32_t st_gid;
uint64_t st_nlink;
uint64_t st_rdev;
uint64_t st_size;
uint64_t st_blksize;
uint64_t st_blocks;
uint64_t st_atime_sec;
uint64_t st_atime_nsec;
uint64_t st_mtime_sec;
uint64_t st_mtime_nsec;
uint64_t st_ctime_sec;
uint64_t st_ctime_nsec;
uint64_t st_btime_sec;
uint64_t st_btime_nsec;
uint64_t st_gen;
uint64_t st_data_version;
} V9fsStatDotl;
static inline void v9fs_string_init(V9fsString *str)
{
str->data = NULL;
str->size = 0;
}
extern void v9fs_string_free(V9fsString *str);
extern void v9fs_string_null(V9fsString *str);
extern void v9fs_string_sprintf(V9fsString *str, const char *fmt, ...);
extern void v9fs_string_copy(V9fsString *lhs, V9fsString *rhs);
ssize_t v9fs_pack(struct iovec *in_sg, int in_num, size_t offset,
const void *src, size_t size);
ssize_t v9fs_unmarshal(struct iovec *out_sg, int out_num, size_t offset,
int bswap, const char *fmt, ...);
ssize_t v9fs_marshal(struct iovec *in_sg, int in_num, size_t offset,
int bswap, const char *fmt, ...);
#endif