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| author | Timo Teras <timo.teras@iki.fi> | 2009-01-06 19:19:52 +0200 |
|---|---|---|
| committer | Timo Teras <timo.teras@iki.fi> | 2009-01-06 21:23:26 +0200 |
| commit | fb911432cbe4e0976c017622c1a57dd0aa964be0 (patch) | |
| tree | 26eca5bdef16f52db4373ef5e2f46f03a7fb948d /src/apk_defines.h | |
| parent | c8919ac3b56a8906c07d681f6a69c69765986854 (diff) | |
| download | apk-tools-fb911432cbe4e0976c017622c1a57dd0aa964be0.tar.bz2 apk-tools-fb911432cbe4e0976c017622c1a57dd0aa964be0.tar.xz | |
apk_array: clear newly allocated memory
Diffstat (limited to 'src/apk_defines.h')
| -rw-r--r-- | src/apk_defines.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/apk_defines.h b/src/apk_defines.h index 4b741d4..f86a4a8 100644 --- a/src/apk_defines.h +++ b/src/apk_defines.h @@ -13,6 +13,7 @@ #define APK_DEFINES_H #include <malloc.h> +#include <string.h> #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) #define BIT(x) (1 << (x)) @@ -66,9 +67,13 @@ void apk_log(const char *prefix, const char *format, ...); array_type_name##_resize(struct array_type_name *a, int size) \ { \ struct array_type_name *tmp; \ + int oldnum = a ? a->num : 0; \ tmp = (struct array_type_name *) \ realloc(a, sizeof(struct array_type_name) + \ - size * sizeof(elem_type_name)); \ + size * sizeof(elem_type_name)); \ + if (size > oldnum) \ + memset(&tmp->item[oldnum], 0, \ + (size - oldnum) * sizeof(a->item[0])); \ tmp->num = size; \ return tmp; \ } \ |