diff options
Diffstat (limited to 'src/libstrongswan/chunk.c')
| -rw-r--r-- | src/libstrongswan/chunk.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/libstrongswan/chunk.c b/src/libstrongswan/chunk.c index d70e1723f..9134b5af9 100644 --- a/src/libstrongswan/chunk.c +++ b/src/libstrongswan/chunk.c @@ -28,6 +28,7 @@ #include <debug.h> #include <printf_hook.h> +#include <utils/randomizer.h> /** * Empty chunk. @@ -260,6 +261,27 @@ void chunk_free(chunk_t *chunk) /** * Described in header. */ +void chunk_free_randomized(chunk_t *chunk) +{ + if (chunk->ptr) + { + if (chunk->len > 0) + { + randomizer_t *randomizer = randomizer_create(); + + randomizer->get_pseudo_random_bytes(randomizer, + chunk->len, chunk->ptr); + randomizer->destroy(randomizer); + }; + free(chunk->ptr); + chunk->ptr = NULL; + } + chunk->len = 0; +} + +/** + * Described in header. + */ chunk_t chunk_skip(chunk_t chunk, size_t bytes) { if (chunk.len > bytes) |