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byte-precise heap block overflow checking with encoded padding

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This commit is contained in:
daan 2020-01-31 23:39:51 -08:00
parent 68112a2751
commit 40f1e1e07b
7 changed files with 138 additions and 50 deletions
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6
test/main-override-static.c
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@ -19,7 +19,7 @@ int main() {
// double_free1();
// double_free2();
// corrupt_free();
//block_overflow1();
// block_overflow1();
void* p1 = malloc(78);
void* p2 = malloc(24);
@ -44,8 +44,8 @@ int main() {
}
static void block_overflow1() {
void* p = mi_malloc(16);
memset(p, 0, 17);
uint8_t* p = (uint8_t*)mi_malloc(17);
p[18] = 0;
free(p);
}

2
test/test-stress.c
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@ -27,7 +27,7 @@ terms of the MIT license.
// argument defaults
static int THREADS = 32; // more repeatable if THREADS <= #processors
static int SCALE = 10; // scaling factor
static int ITER = 10; // N full iterations destructing and re-creating all threads
static int ITER = 50; // N full iterations destructing and re-creating all threads
// static int THREADS = 8; // more repeatable if THREADS <= #processors
// static int SCALE = 100; // scaling factor