diff options
| -rw-r--r-- | src/shared/util.c | 14 | ||||
| -rw-r--r-- | src/shared/util.h | 3 |
2 files changed, 17 insertions, 0 deletions
diff --git a/src/shared/util.c b/src/shared/util.c index 305a6c2fb6..b4ed2c407c 100644 --- a/src/shared/util.c +++ b/src/shared/util.c @@ -5806,6 +5806,20 @@ void* greedy_realloc(void **p, size_t *allocated, size_t need) { return q; } +void* greedy_realloc0(void **p, size_t *allocated, size_t need) { + size_t prev = *allocated; + uint8_t *q; + + q = greedy_realloc(p, allocated, need); + if (!q) + return NULL; + + if (*allocated > prev) + memset(&q[prev], 0, *allocated - prev); + + return q; +} + bool id128_is_valid(const char *s) { size_t i, l; diff --git a/src/shared/util.h b/src/shared/util.h index 1662bd4457..504f63a28f 100644 --- a/src/shared/util.h +++ b/src/shared/util.h @@ -669,8 +669,11 @@ char *strextend(char **x, ...) _sentinel_; char *strrep(const char *s, unsigned n); void* greedy_realloc(void **p, size_t *allocated, size_t need); +void* greedy_realloc0(void **p, size_t *allocated, size_t need); #define GREEDY_REALLOC(array, allocated, need) \ greedy_realloc((void**) &(array), &(allocated), sizeof((array)[0]) * (need)) +#define GREEDY_REALLOC0(array, allocated, need) \ + greedy_realloc0((void**) &(array), &(allocated), sizeof((array)[0]) * (need)) static inline void _reset_errno_(int *saved_errno) { errno = *saved_errno; |