140 lines
4.7 KiB
C
140 lines
4.7 KiB
C
/* MessageServer_Release_x64.exe sha256 7911b15c4379625eaa12ff227708aa3a033bc6ac2cf6b34283136e3a62df25f1
|
|
* Ghidra 12.1.2 decompiler output for 0x1400cde30 FUN_1400cde30
|
|
* Pseudocode, not original source. */
|
|
|
|
/* WARNING: Function: __security_check_cookie replaced with injection: security_check_cookie */
|
|
/* WARNING: Type propagation algorithm not settling */
|
|
|
|
void FUN_1400cde30(byte *param_1,byte *param_2,uint *param_3)
|
|
|
|
{
|
|
int iVar1;
|
|
longlong lVar2;
|
|
uint uVar3;
|
|
int iVar4;
|
|
longlong lVar5;
|
|
int iVar6;
|
|
uint *puVar7;
|
|
int iVar8;
|
|
int iVar9;
|
|
longlong lVar10;
|
|
int iVar11;
|
|
longlong lVar12;
|
|
longlong lVar13;
|
|
undefined1 auStack_118 [32];
|
|
int local_f8;
|
|
int local_f4;
|
|
int local_f0;
|
|
ulonglong local_e8;
|
|
size_t local_e0;
|
|
byte *local_d8;
|
|
uint *local_d0;
|
|
exception local_c8 [72];
|
|
undefined4 local_80;
|
|
uint auStack_64 [9];
|
|
ulonglong local_40;
|
|
|
|
local_40 = DAT_1401ac5a0 ^ (ulonglong)auStack_118;
|
|
local_d8 = param_2;
|
|
local_d0 = param_3;
|
|
if (0 < (int)param_3[0xf0]) {
|
|
uVar3 = param_3[0xf1];
|
|
if (uVar3 == 0x10) {
|
|
FUN_1400cd520(param_1,param_2,param_3);
|
|
}
|
|
else {
|
|
lVar12 = 0;
|
|
iVar4 = (int)(uVar3 + ((int)uVar3 >> 0x1f & 3U)) >> 2;
|
|
iVar6 = 0;
|
|
lVar13 = (longlong)iVar4;
|
|
if (iVar4 != 4) {
|
|
iVar6 = (iVar4 != 6) + 1;
|
|
}
|
|
lVar5 = (longlong)iVar6 * 0x20;
|
|
iVar6 = *(int *)(&DAT_140145cd8 + lVar5);
|
|
local_f8 = *(int *)(&DAT_140145ce0 + lVar5);
|
|
iVar9 = *(int *)(&DAT_140145ce8 + lVar5);
|
|
puVar7 = &local_80;
|
|
lVar5 = lVar12;
|
|
if (0 < iVar4) {
|
|
do {
|
|
lVar10 = lVar5 + 1;
|
|
*puVar7 = (uint)*param_1 << 0x18;
|
|
*puVar7 = *puVar7 | (uint)param_1[1] << 0x10;
|
|
*puVar7 = *puVar7 | (uint)param_1[2] << 8;
|
|
*puVar7 = *puVar7 | (uint)param_1[3];
|
|
*puVar7 = *puVar7 ^ param_3[lVar5];
|
|
puVar7 = puVar7 + 1;
|
|
lVar5 = lVar10;
|
|
param_1 = param_1 + 4;
|
|
} while (lVar10 < lVar13);
|
|
}
|
|
if (1 < (int)param_3[0xf2]) {
|
|
lVar5 = (longlong)param_3 - (longlong)&local_80;
|
|
local_e0 = (size_t)(iVar4 * 4);
|
|
local_e8 = (ulonglong)(param_3[0xf2] - 1);
|
|
local_f4 = iVar6;
|
|
local_f0 = iVar9;
|
|
do {
|
|
lVar5 = lVar5 + 0x20;
|
|
if (0 < iVar4) {
|
|
iVar11 = local_f8 - iVar6;
|
|
iVar8 = iVar9 - iVar6;
|
|
lVar10 = lVar12;
|
|
iVar1 = iVar6;
|
|
do {
|
|
lVar2 = lVar10 * 4;
|
|
lVar10 = lVar10 + 1;
|
|
auStack_64[lVar10] =
|
|
*(uint *)(&DAT_1401434b0 +
|
|
((longlong)(ulonglong)(uint)(&local_80)[(iVar11 + iVar1) % iVar4] >> 8 &
|
|
0xffU) * 4) ^
|
|
*(uint *)(&DAT_1401438b0 +
|
|
(ulonglong)*(byte *)(&local_80 + (iVar8 + iVar1) % iVar4) * 4) ^
|
|
*(uint *)(&DAT_1401430b0 +
|
|
((longlong)(ulonglong)(uint)(&local_80)[iVar1 % iVar4] >> 0x10 & 0xffU)
|
|
* 4) ^
|
|
*(uint *)(&DAT_140142cb0 +
|
|
(ulonglong)*(byte *)((longlong)&local_80 + lVar2 + 3) * 4) ^
|
|
*(uint *)((longlong)auStack_64 + lVar5 + lVar2 + 0xffffffffffffffe4U);
|
|
iVar6 = local_f4;
|
|
iVar9 = local_f0;
|
|
iVar1 = iVar1 + 1;
|
|
} while (lVar10 < lVar13);
|
|
}
|
|
memcpy(&local_80,auStack_64 + 1,local_e0);
|
|
local_e8 = local_e8 - 1;
|
|
param_2 = local_d8;
|
|
param_3 = local_d0;
|
|
} while (local_e8 != 0);
|
|
}
|
|
if (0 < iVar4) {
|
|
iVar6 = iVar6 - local_f8;
|
|
iVar9 = iVar9 - local_f8;
|
|
do {
|
|
lVar5 = lVar12 + (longlong)(int)param_3[0xf2] * 8;
|
|
lVar10 = lVar12 * 4;
|
|
lVar12 = lVar12 + 1;
|
|
uVar3 = param_3[lVar5];
|
|
*param_2 = (&DAT_140142ab0)[*(byte *)((longlong)&local_80 + lVar10 + 3)] ^
|
|
(byte)(uVar3 >> 0x18);
|
|
param_2[1] = (&DAT_140142ab0)
|
|
[(longlong)(ulonglong)(uint)(&local_80)[(local_f8 + iVar6) % iVar4] >> 0x10 &
|
|
0xff] ^ (byte)(uVar3 >> 0x10);
|
|
param_2[2] = (&DAT_140142ab0)
|
|
[(longlong)(ulonglong)(uint)(&local_80)[local_f8 % iVar4] >> 8 & 0xff] ^
|
|
(byte)(uVar3 >> 8);
|
|
iVar1 = local_f8 + iVar9;
|
|
local_f8 = local_f8 + 1;
|
|
param_2[3] = (&DAT_140142ab0)[*(byte *)(&local_80 + iVar1 % iVar4)] ^ (byte)uVar3;
|
|
param_2 = param_2 + 4;
|
|
} while (lVar12 < lVar13);
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
FUN_14006ba50(local_c8,L"aes key is not initialized",param_3,param_1);
|
|
/* WARNING: Subroutine does not return */
|
|
_CxxThrowException(local_c8,(ThrowInfo *)&DAT_1401a93e8);
|
|
}
|
|
|