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Appl new code style on whole code base

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Use a similar code style to bemanitools though reduce indentation
to 2 spaces. Also some other tweaks to be more similar to google
style.
This commit is contained in:
icex2
2021-03-19 15:52:34 +01:00
parent b493b4983a
commit eafb2909d1
322 changed files with 30291 additions and 25084 deletions
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src/main/util/patch.c
+41 -34
View File
@@ -6,54 +6,61 @@
#include "util/patch.h"
/* addr needs to be a multiple of page size */
#define UNPROTECT(addr,len) mprotect((void*)(addr-(addr%4096)),(addr%4096) + \
len,PROT_READ|PROT_WRITE|PROT_EXEC)
#define UNPROTECT(addr, len) \
mprotect( \
(void *) (addr - (addr % 4096)), \
(addr % 4096) + len, \
PROT_READ | PROT_WRITE | PROT_EXEC)
void util_patch_write_memory(uintptr_t mem, const void* data, size_t len)
void util_patch_write_memory(uintptr_t mem, const void *data, size_t len)
{
if (UNPROTECT(mem, len) != 0) {
log_die("Unprotecting memory %p, len %d failed", mem, len);
}
if (UNPROTECT(mem, len) != 0) {
log_die("Unprotecting memory %p, len %d failed", mem, len);
}
memcpy((void*) mem, data, len);
memcpy((void *) mem, data, len);
}
void util_patch_write_memory_byte(uintptr_t mem, uint8_t data)
{
util_patch_write_memory(mem, (const void*) &data, sizeof(uint8_t));
util_patch_write_memory(mem, (const void *) &data, sizeof(uint8_t));
}
void util_patch_function(uintptr_t func_addr, void* detour_func)
void util_patch_function(uintptr_t func_addr, void *detour_func)
{
/* uintptr_t is said to be portable (32/64-bit) */
uint8_t offset = 5;
/* uintptr_t is said to be portable (32/64-bit) */
uint8_t offset = 5;
/* 64-bit binary */
if (sizeof(uintptr_t) == 8) {
offset += 4;
}
/* 64-bit binary */
if (sizeof(uintptr_t) == 8) {
offset += 4;
}
uintptr_t call =
(uintptr_t) (((uintptr_t) detour_func) - func_addr - offset);
if (UNPROTECT(func_addr, 4096) != 0) {
log_die("Unprotecting memory %p, len %d failed", func_addr);
}
uintptr_t call = (uintptr_t)(((uintptr_t) detour_func) - func_addr - offset);
*((uint8_t*) (func_addr)) = 0xE9;
*((uintptr_t*) (func_addr + 1)) = call;
if (UNPROTECT(func_addr, 4096) != 0) {
log_die("Unprotecting memory %p, len %d failed", func_addr);
}
*((uint8_t *) (func_addr)) = 0xE9;
*((uintptr_t *) (func_addr + 1)) = call;
}
void* util_patch_find_signiture(const uint8_t* sig, uint32_t sig_len,
int32_t sig_offset, void* start_addr, void* end_addr, int32_t alignment)
void *util_patch_find_signiture(
const uint8_t *sig,
uint32_t sig_len,
int32_t sig_offset,
void *start_addr,
void *end_addr,
int32_t alignment)
{
size_t pos;
for (pos = (size_t) start_addr; pos < (size_t) end_addr; pos += alignment) {
if (!memcmp((void*) pos, sig, sig_len)) {
return (void*) (pos + sig_offset);
}
}
return NULL;
size_t pos;
for (pos = (size_t) start_addr; pos < (size_t) end_addr; pos += alignment) {
if (!memcmp((void *) pos, sig, sig_len)) {
return (void *) (pos + sig_offset);
}
}
return NULL;
}