124 lines
4.1 KiB
C
124 lines
4.1 KiB
C
/* MessageServer_Release_x64.exe sha256 7911b15c4379625eaa12ff227708aa3a033bc6ac2cf6b34283136e3a62df25f1
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* Ghidra 12.1.2 decompiler output for 0x1400ce820 FUN_1400ce820
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* Pseudocode, not original source. */
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/* WARNING: Function: __security_check_cookie replaced with injection: security_check_cookie */
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void FUN_1400ce820(uint *param_1,byte *param_2,byte *param_3,ulonglong param_4,int param_5)
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{
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uint uVar1;
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undefined1 auVar2 [16];
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undefined1 auVar3 [16];
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ulonglong uVar4;
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byte *pbVar5;
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uint uVar6;
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undefined1 auStack_b8 [32];
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exception local_98 [72];
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byte local_50 [32];
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ulonglong local_30;
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local_30 = DAT_1401ac5a0 ^ (ulonglong)auStack_b8;
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if ((int)param_1[0xf0] < 1) {
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FUN_14006ba50(local_98,L"aes key is not initialized",param_3,param_4);
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/* WARNING: Subroutine does not return */
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_CxxThrowException(local_98,(ThrowInfo *)&DAT_1401a93e8);
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}
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if (param_4 != 0) {
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auVar2._8_8_ = 0;
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auVar2._0_8_ = (longlong)(int)param_1[0xf1];
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auVar3._8_8_ = 0;
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auVar3._0_8_ = param_4;
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uVar4 = param_4 / (ulonglong)(longlong)(int)param_1[0xf1];
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if (SUB168(auVar3 % auVar2,0) == 0) {
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local_50[1] = 0;
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local_50[2] = 0;
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local_50[3] = 0;
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local_50[4] = 0;
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local_50[5] = 0;
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local_50[6] = 0;
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local_50[7] = 0;
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local_50[8] = 0;
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local_50[9] = 0;
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local_50[10] = 0;
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local_50[0xb] = 0;
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local_50[0xc] = 0;
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local_50[0xd] = 0;
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local_50[0xe] = 0;
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local_50[0xf] = 0;
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local_50[0x10] = 0;
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local_50[0x11] = 0;
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local_50[0x12] = 0;
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local_50[0x13] = 0;
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local_50[0x14] = 0;
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local_50[0x15] = 0;
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local_50[0x16] = 0;
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local_50[0x17] = 0;
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local_50[0x18] = 0;
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local_50[0x19] = 0;
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local_50[0x1a] = 0;
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local_50[0x1b] = 0;
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local_50[0x1c] = 0;
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local_50[0x1d] = 0;
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local_50[0x1e] = 0;
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local_50[0x1f] = 0;
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uVar6 = 0;
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local_50[0] = SUB161(auVar3 % auVar2,0);
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if (param_5 == 1) {
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if (uVar4 != 0) {
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do {
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FUN_1400ce1e0(param_2,param_3,(longlong)param_1);
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if (0 < (int)param_1[0xf1]) {
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uVar4 = (ulonglong)param_1[0xf1];
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pbVar5 = param_3;
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do {
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*pbVar5 = *pbVar5 ^ pbVar5[(longlong)(local_50 + -(longlong)param_3)];
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uVar4 = uVar4 - 1;
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pbVar5 = pbVar5 + 1;
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} while (uVar4 != 0);
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}
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uVar1 = param_1[0xf1];
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memcpy(local_50,param_2,(longlong)(int)uVar1);
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uVar6 = uVar6 + 1;
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param_2 = param_2 + (int)param_1[0xf1];
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param_3 = param_3 + (int)param_1[0xf1];
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} while ((ulonglong)uVar6 < param_4 / (ulonglong)(longlong)(int)uVar1);
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}
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}
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else if (param_5 == 2) {
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if (uVar4 != 0) {
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do {
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FUN_1400cde30(local_50,param_3,param_1);
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if (0 < (int)param_1[0xf1]) {
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uVar4 = (ulonglong)param_1[0xf1];
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pbVar5 = param_3;
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do {
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*pbVar5 = *pbVar5 ^ pbVar5[(longlong)param_2 - (longlong)param_3];
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uVar4 = uVar4 - 1;
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pbVar5 = pbVar5 + 1;
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} while (uVar4 != 0);
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}
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uVar1 = param_1[0xf1];
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memcpy(local_50,param_2,(longlong)(int)uVar1);
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uVar6 = uVar6 + 1;
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param_2 = param_2 + (int)param_1[0xf1];
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param_3 = param_3 + (int)param_1[0xf1];
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} while ((ulonglong)uVar6 < param_4 / (ulonglong)(longlong)(int)uVar1);
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}
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}
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else if (uVar4 != 0) {
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do {
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FUN_1400ce1e0(param_2,param_3,(longlong)param_1);
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uVar6 = uVar6 + 1;
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param_2 = param_2 + (int)param_1[0xf1];
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param_3 = param_3 + (int)param_1[0xf1];
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} while ((ulonglong)uVar6 < param_4 / (ulonglong)(longlong)(int)param_1[0xf1]);
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}
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return;
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}
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}
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FUN_14006ba50(local_98,L"block size is not 16byte or 24byte or 32byte",param_3,param_4);
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/* WARNING: Subroutine does not return */
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_CxxThrowException(local_98,(ThrowInfo *)&DAT_1401a93e8);
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}
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