diff options
Diffstat (limited to 'libutils/JenkinsHash.cpp')
-rw-r--r-- | libutils/JenkinsHash.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libutils/JenkinsHash.cpp b/libutils/JenkinsHash.cpp index 52c9bb7df..ff5d252a4 100644 --- a/libutils/JenkinsHash.cpp +++ b/libutils/JenkinsHash.cpp | |||
@@ -19,10 +19,14 @@ | |||
19 | * should still be quite good. | 19 | * should still be quite good. |
20 | **/ | 20 | **/ |
21 | 21 | ||
22 | #include <stdlib.h> | ||
22 | #include <utils/JenkinsHash.h> | 23 | #include <utils/JenkinsHash.h> |
23 | 24 | ||
24 | namespace android { | 25 | namespace android { |
25 | 26 | ||
27 | #ifdef __clang__ | ||
28 | __attribute__((no_sanitize("integer"))) | ||
29 | #endif | ||
26 | hash_t JenkinsHashWhiten(uint32_t hash) { | 30 | hash_t JenkinsHashWhiten(uint32_t hash) { |
27 | hash += (hash << 3); | 31 | hash += (hash << 3); |
28 | hash ^= (hash >> 11); | 32 | hash ^= (hash >> 11); |
@@ -31,6 +35,9 @@ hash_t JenkinsHashWhiten(uint32_t hash) { | |||
31 | } | 35 | } |
32 | 36 | ||
33 | uint32_t JenkinsHashMixBytes(uint32_t hash, const uint8_t* bytes, size_t size) { | 37 | uint32_t JenkinsHashMixBytes(uint32_t hash, const uint8_t* bytes, size_t size) { |
38 | if (size > UINT32_MAX) { | ||
39 | abort(); | ||
40 | } | ||
34 | hash = JenkinsHashMix(hash, (uint32_t)size); | 41 | hash = JenkinsHashMix(hash, (uint32_t)size); |
35 | size_t i; | 42 | size_t i; |
36 | for (i = 0; i < (size & -4); i += 4) { | 43 | for (i = 0; i < (size & -4); i += 4) { |
@@ -47,6 +54,9 @@ uint32_t JenkinsHashMixBytes(uint32_t hash, const uint8_t* bytes, size_t size) { | |||
47 | } | 54 | } |
48 | 55 | ||
49 | uint32_t JenkinsHashMixShorts(uint32_t hash, const uint16_t* shorts, size_t size) { | 56 | uint32_t JenkinsHashMixShorts(uint32_t hash, const uint16_t* shorts, size_t size) { |
57 | if (size > UINT32_MAX) { | ||
58 | abort(); | ||
59 | } | ||
50 | hash = JenkinsHashMix(hash, (uint32_t)size); | 60 | hash = JenkinsHashMix(hash, (uint32_t)size); |
51 | size_t i; | 61 | size_t i; |
52 | for (i = 0; i < (size & -2); i += 2) { | 62 | for (i = 0; i < (size & -2); i += 2) { |