lazymio/unicorn
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

refactor to allow multiple hooks for one type

Browse Source
This commit is contained in:
Ryan Hileman
2016-01-16 00:44:02 -08:00
parent 6f0a01293d
commit 93052f6566
20 changed files with 542 additions and 751 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
qemu/target-i386/seg_helper.c
View File

@@ -945,14 +945,16 @@ void helper_syscall(CPUX86State *env, int next_eip_addend)
#else
void helper_syscall(CPUX86State *env, int next_eip_addend)
{
// Unicorn: call interrupt callback if registered
struct uc_struct *uc = env->uc;
if (uc->hook_syscall_idx) {
((uc_cb_insn_syscall_t)uc->hook_callbacks[uc->hook_syscall_idx].callback)(
uc, uc->hook_callbacks[uc->hook_syscall_idx].user_data);
// Unicorn: call registered syscall hooks
struct hook *hook;
HOOK_FOREACH(env->uc, hook, UC_HOOK_INSN) {
if (! HOOK_BOUND_CHECK(hook, env->eip))
continue;
if (hook->insn == UC_X86_INS_SYSCALL)
((uc_cb_insn_syscall_t)hook->callback)(env->uc, hook->user_data);
}
env->eip += next_eip_addend;
env->eip += next_eip_addend;
return;
int selector;
@@ -2303,14 +2305,16 @@ void helper_lret_protected(CPUX86State *env, int shift, int addend)
void helper_sysenter(CPUX86State *env, int next_eip_addend)
{
// Unicorn: call interrupt callback if registered
struct uc_struct *uc = env->uc;
if (uc->hook_syscall_idx) {
((uc_cb_insn_syscall_t)uc->hook_callbacks[uc->hook_syscall_idx].callback)(
uc, uc->hook_callbacks[uc->hook_syscall_idx].user_data);
// Unicorn: call registered SYSENTER hooks
struct hook *hook;
HOOK_FOREACH(env->uc, hook, UC_HOOK_INSN) {
if (! HOOK_BOUND_CHECK(hook, env->eip))
continue;
if (hook->insn == UC_X86_INS_SYSENTER)
((uc_cb_insn_syscall_t)hook->callback)(env->uc, hook->user_data);
}
env->eip += next_eip_addend;
env->eip += next_eip_addend;
return;
if (env->sysenter_cs == 0) {