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hw/9pfs: Add validation to {un}marshal code

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Signed-off-by: M. Mohan Kumar <mohan@in.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
This commit is contained in:
M. Mohan Kumar 2011-12-14 13:49:13 +05:30 • committed by Aneesh Kumar K.V
parent 10925bf089
commit ddca7f86ac
3 changed files with 435 additions and 195 deletions
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19
fsdev/virtio-9p-marshal.h
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@ -71,17 +71,20 @@ typedef struct V9fsStatDotl {
uint64_t st_data_version;
} V9fsStatDotl;
extern void v9fs_string_init(V9fsString *str);
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);
size_t v9fs_pack(struct iovec *in_sg, int in_num, size_t offset,
const void *src, size_t size);
size_t v9fs_unmarshal(struct iovec *out_sg, int out_num, size_t offset,
int bswap, const char *fmt, ...);
size_t v9fs_marshal(struct iovec *in_sg, int in_num, size_t offset,
int bswap, const char *fmt, ...);
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