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| author | Jakub Hrozek <jhrozek@redhat.com> | 2010-08-02 16:53:20 +0200 |
|---|---|---|
| committer | Stephen Gallagher <sgallagh@redhat.com> | 2010-09-08 09:36:21 -0400 |
| commit | e5ba9ef0d556a6195db692f87deedbefc2fbef17 (patch) | |
| tree | a7f34dfe8c4f5eebf20ad234803e07a6db9ed919 /src/util/util.h | |
| parent | 3b08dec5ee634f83ee18e1753d5ffe0ac5e3c458 (diff) | |
| download | sssd-e5ba9ef0d556a6195db692f87deedbefc2fbef17.tar.gz sssd-e5ba9ef0d556a6195db692f87deedbefc2fbef17.tar.xz sssd-e5ba9ef0d556a6195db692f87deedbefc2fbef17.zip | |
Add safe copy/move macros for uint16_t
Diffstat (limited to 'src/util/util.h')
| -rw-r--r-- | src/util/util.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/util/util.h b/src/util/util.h index 6bcc9984d..2aa414797 100644 --- a/src/util/util.h +++ b/src/util/util.h @@ -193,6 +193,12 @@ safealign_memcpy(void *dest, const void *src, size_t n, size_t *counter) #define SAFEALIGN_SET_INT32(dest, value, pctr) \ SAFEALIGN_SET_VALUE(dest, value, int32_t, pctr) +#define SAFEALIGN_COPY_UINT16(dest, src, pctr) \ + safealign_memcpy(dest, src, sizeof(uint16_t), pctr) + +#define SAFEALIGN_SET_UINT16(dest, value, pctr) \ + SAFEALIGN_SET_VALUE(dest, value, uint16_t, pctr) + #define SAFEALIGN_COPY_UINT32_CHECK(dest, src, len, pctr) do { \ if ((*(pctr) + sizeof(uint32_t)) > (len)) return EINVAL; \ safealign_memcpy(dest, src, sizeof(uint32_t), pctr); \ @@ -203,6 +209,11 @@ safealign_memcpy(void *dest, const void *src, size_t n, size_t *counter) safealign_memcpy(dest, src, sizeof(int32_t), pctr); \ } while(0) +#define SAFEALIGN_COPY_UINT16_CHECK(dest, src, len, pctr) do { \ + if ((*(pctr) + sizeof(uint16_t)) > (len)) return EINVAL; \ + safealign_memcpy(dest, src, sizeof(uint16_t), pctr); \ +} while(0) + #include "util/dlinklist.h" /* From debug.c */ @@ -332,7 +343,6 @@ int split_on_separator(TALLOC_CTX *mem_ctx, const char *str, char **parse_args(const char *str); - /* Copy a NULL-terminated string list * Returns NULL on out of memory error or invalid input */ |