diff options
Diffstat (limited to 'lib/darwin')
| -rw-r--r-- | lib/darwin/execmem.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/darwin/execmem.c b/lib/darwin/execmem.c index c7068f3..44b26ae 100644 --- a/lib/darwin/execmem.c +++ b/lib/darwin/execmem.c @@ -63,22 +63,24 @@ static execmem_pc_patch_callback g_pc_patch_callback; static void *g_pc_patch_callback_ctx; static mach_port_t g_suspending_thread; -int execmem_alloc_unsealed(uintptr_t hint, void **page_p, size_t *size_p) { +int execmem_alloc_unsealed(uintptr_t hint, void **page_p, uintptr_t *vma_p, + size_t *size_p, UNUSED void *opt) { *size_p = PAGE_SIZE; *page_p = mmap((void *) hint, *size_p, PROT_READ | PROT_WRITE, MAP_ANON | MAP_SHARED, -1, 0); + *vma_p = (uintptr_t)*page_p; if (*page_p == MAP_FAILED) return SUBSTITUTE_ERR_VM; return SUBSTITUTE_OK; } -int execmem_seal(void *page) { +int execmem_seal(void *page, UNUSED void *opt) { if (mprotect(page, PAGE_SIZE, PROT_READ | PROT_EXEC)) return SUBSTITUTE_ERR_VM; return SUBSTITUTE_OK; } -void execmem_free(void *page) { +void execmem_free(void *page, UNUSED void *opt) { munmap(page, PAGE_SIZE); } |