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Revert "Remove uc_cb_eventmem_t as it is identical to uc_cb_hookmem_t"

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As pointed out by aquynh the return types are actually different. A
uc_cb_eventmem_t callback returns a bool, while uc_cb_hookmem_t has a
void return type.

This reverts commit cb2b97f26c.
This commit is contained in:
Sean Heelan 2015-09-23 12:51:47 +07:00
parent 2ef59e5727
commit dfb4a9d9ad
3 changed files with 21 additions and 11 deletions
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10
include/unicorn/unicorn.h
View File

@ -184,6 +184,16 @@ typedef enum uc_hook_type {
typedef void (*uc_cb_hookmem_t)(uc_engine *uc, uc_mem_type type,
uint64_t address, int size, int64_t value, void *user_data);
// Callback function for handling memory events (for UC_HOOK_MEM_INVALID)
// @type: this memory is being READ, or WRITE
// @address: address where the code is being executed
// @size: size of data being read or written
// @value: value of data being written to memory, or irrelevant if type = READ.
// @user_data: user data passed to tracing APIs
// @return: return true to continue, or false to stop program (due to invalid memory).
typedef bool (*uc_cb_eventmem_t)(uc_engine *uc, uc_mem_type type,
uint64_t address, int size, int64_t value, void *user_data);
/*
Return combined API version & major and minor version numbers.

20
qemu/softmmu_template.h
View File

@ -191,7 +191,7 @@ WORD_TYPE helper_le_ld_name(CPUArchState *env, target_ulong addr, int mmu_idx,
mem_access = UC_MEM_READ;
error_code = UC_ERR_READ_INVALID;
#endif
if (uc->hook_mem_idx != 0 && ((uc_cb_hookmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
if (uc->hook_mem_idx != 0 && ((uc_cb_eventmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
uc, mem_access, addr, DATA_SIZE, 0,
uc->hook_callbacks[uc->hook_mem_idx].user_data)) {
env->invalid_error = UC_ERR_OK;
@ -208,7 +208,7 @@ WORD_TYPE helper_le_ld_name(CPUArchState *env, target_ulong addr, int mmu_idx,
#if defined(SOFTMMU_CODE_ACCESS)
// Unicorn: callback on fetch from NX
if (mr != NULL && !(mr->perms & UC_PROT_EXEC)) { // non-executable
if (uc->hook_mem_idx != 0 && ((uc_cb_hookmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
if (uc->hook_mem_idx != 0 && ((uc_cb_eventmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
uc, UC_MEM_EXEC_PROT, addr, DATA_SIZE, 0,
uc->hook_callbacks[uc->hook_mem_idx].user_data)) {
env->invalid_error = UC_ERR_OK;
@ -233,7 +233,7 @@ WORD_TYPE helper_le_ld_name(CPUArchState *env, target_ulong addr, int mmu_idx,
// Unicorn: callback on non-readable memory
if (READ_ACCESS_TYPE == MMU_DATA_LOAD && mr != NULL && !(mr->perms & UC_PROT_READ)) { //non-readable
if (uc->hook_mem_idx != 0 && ((uc_cb_hookmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
if (uc->hook_mem_idx != 0 && ((uc_cb_eventmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
uc, UC_MEM_READ_PROT, addr, DATA_SIZE, 0,
uc->hook_callbacks[uc->hook_mem_idx].user_data)) {
env->invalid_error = UC_ERR_OK;
@ -381,7 +381,7 @@ WORD_TYPE helper_be_ld_name(CPUArchState *env, target_ulong addr, int mmu_idx,
mem_access = UC_MEM_READ;
error_code = UC_ERR_READ_INVALID;
#endif
if (uc->hook_mem_idx != 0 && ((uc_cb_hookmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
if (uc->hook_mem_idx != 0 && ((uc_cb_eventmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
uc, mem_access, addr, DATA_SIZE, 0,
uc->hook_callbacks[uc->hook_mem_idx].user_data)) {
env->invalid_error = UC_ERR_OK;
@ -398,7 +398,7 @@ WORD_TYPE helper_be_ld_name(CPUArchState *env, target_ulong addr, int mmu_idx,
#if defined(SOFTMMU_CODE_ACCESS)
// Unicorn: callback on fetch from NX
if (mr != NULL && !(mr->perms & UC_PROT_EXEC)) { // non-executable
if (uc->hook_mem_idx != 0 && ((uc_cb_hookmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
if (uc->hook_mem_idx != 0 && ((uc_cb_eventmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
uc, UC_MEM_EXEC_PROT, addr, DATA_SIZE, 0,
uc->hook_callbacks[uc->hook_mem_idx].user_data)) {
env->invalid_error = UC_ERR_OK;
@ -423,7 +423,7 @@ WORD_TYPE helper_be_ld_name(CPUArchState *env, target_ulong addr, int mmu_idx,
// Unicorn: callback on non-readable memory
if (READ_ACCESS_TYPE == MMU_DATA_LOAD && mr != NULL && !(mr->perms & UC_PROT_READ)) { //non-readable
if (uc->hook_mem_idx != 0 && ((uc_cb_hookmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
if (uc->hook_mem_idx != 0 && ((uc_cb_eventmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
uc, UC_MEM_READ_PROT, addr, DATA_SIZE, 0,
uc->hook_callbacks[uc->hook_mem_idx].user_data)) {
env->invalid_error = UC_ERR_OK;
@ -609,7 +609,7 @@ void helper_le_st_name(CPUArchState *env, target_ulong addr, DATA_TYPE val,
// Unicorn: callback on invalid memory
if (uc->hook_mem_idx && mr == NULL) {
if (!((uc_cb_hookmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
if (!((uc_cb_eventmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
uc, UC_MEM_WRITE, addr, DATA_SIZE, (int64_t)val,
uc->hook_callbacks[uc->hook_mem_idx].user_data)) {
// save error & quit
@ -625,7 +625,7 @@ void helper_le_st_name(CPUArchState *env, target_ulong addr, DATA_TYPE val,
// Unicorn: callback on non-writable memory
if (mr != NULL && !(mr->perms & UC_PROT_WRITE)) { //non-writable
if (uc->hook_mem_idx != 0 && ((uc_cb_hookmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
if (uc->hook_mem_idx != 0 && ((uc_cb_eventmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
uc, UC_MEM_WRITE_PROT, addr, DATA_SIZE, (int64_t)val,
uc->hook_callbacks[uc->hook_mem_idx].user_data)) {
env->invalid_error = UC_ERR_OK;
@ -755,7 +755,7 @@ void helper_be_st_name(CPUArchState *env, target_ulong addr, DATA_TYPE val,
// Unicorn: callback on invalid memory
if (uc->hook_mem_idx && mr == NULL) {
if (!((uc_cb_hookmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
if (!((uc_cb_eventmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
uc, UC_MEM_WRITE, addr, DATA_SIZE, (int64_t)val,
uc->hook_callbacks[uc->hook_mem_idx].user_data)) {
// save error & quit
@ -771,7 +771,7 @@ void helper_be_st_name(CPUArchState *env, target_ulong addr, DATA_TYPE val,
// Unicorn: callback on non-writable memory
if (mr != NULL && !(mr->perms & UC_PROT_WRITE)) { //non-writable
if (uc->hook_mem_idx != 0 && ((uc_cb_hookmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
if (uc->hook_mem_idx != 0 && ((uc_cb_eventmem_t)uc->hook_callbacks[uc->hook_mem_idx].callback)(
uc, UC_MEM_WRITE_PROT, addr, DATA_SIZE, (int64_t)val,
uc->hook_callbacks[uc->hook_mem_idx].user_data)) {
env->invalid_error = UC_ERR_OK;

2
uc.c
View File

@ -830,7 +830,7 @@ MemoryRegion *memory_mapping(struct uc_struct* uc, uint64_t address)
return NULL;
}
static uc_err _hook_mem_invalid(struct uc_struct* uc, uc_cb_hookmem_t callback,
static uc_err _hook_mem_invalid(struct uc_struct* uc, uc_cb_eventmem_t callback,
void *user_data, uc_hook *evh)
{
size_t i;