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move is_valid_addr in afl-qemu-common.h

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This commit is contained in:
Andrea Fioraldi
2019-10-23 19:48:18 +02:00
parent ebea44029e
commit 297e9e3cf5
2 changed files with 18 additions and 18 deletions
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18
qemu_mode/patches/afl-qemu-common.h
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@ -81,3 +81,21 @@ void tcg_gen_afl_compcov_log_call(void *func, target_ulong cur_loc,
void tcg_gen_afl_maybe_log_call(target_ulong cur_loc);
/* Check if an address is valid in the current mapping */
static inline int is_valid_addr(target_ulong addr) {
int l, flags;
target_ulong page;
void * p;
page = addr & TARGET_PAGE_MASK;
l = (page + TARGET_PAGE_SIZE) - addr;
flags = page_get_flags(page);
if (!(flags & PAGE_VALID) || !(flags & PAGE_READ)) return 0;
return 1;
}