server-re/decomp/DBCServer_Release_x64/full/functions/0x1401af310.c

217 lines
6.8 KiB
C

/* DBCServer_Release_x64.exe sha256 d9e4fccdf3482e50247686d4452c0b13c75a53efc4bd7320668eece8d1ce828c
* Ghidra 12.1.2 decompiler output for 0x1401af310 FUN_1401af310
* Pseudocode, not original source. */
/* WARNING: Function: __security_check_cookie replaced with injection: security_check_cookie */
void FUN_1401af310(void *param_1,byte *param_2,int param_3,int param_4)
{
byte bVar1;
uint uVar2;
undefined4 uVar3;
int iVar4;
uint uVar5;
uint *puVar6;
int iVar7;
void *pvVar8;
int iVar9;
longlong lVar10;
ulonglong uVar11;
int iVar12;
int iVar13;
uint *puVar14;
longlong lVar15;
byte *pbVar16;
longlong lVar17;
undefined1 auStack_d8 [32];
int local_b8;
undefined1 local_a8 [68];
uint auStack_64 [9];
ulonglong local_40;
local_40 = DAT_1403463c0 ^ (ulonglong)auStack_d8;
local_b8 = param_3;
if (((param_3 != 0x10) && (param_3 != 0x18)) && (param_3 != 0x20)) {
FUN_14016d2a0(local_a8,"Incorrect key length");
/* WARNING: Subroutine does not return */
_CxxThrowException(local_a8,(ThrowInfo *)&DAT_1403417f8);
}
if (((param_4 != 0x10) && (param_4 != 0x18)) && (param_4 != 0x20)) {
FUN_14016d2a0(local_a8,"Incorrect block length");
/* WARNING: Subroutine does not return */
_CxxThrowException(local_a8,(ThrowInfo *)&DAT_1403417f8);
}
*(int *)((longlong)param_1 + 0x3c4) = param_4;
if (param_3 == 0x10) {
if (param_4 == 0x10) {
uVar3 = 10;
}
else {
uVar3 = 0xe;
if (param_4 == 0x18) {
uVar3 = 0xc;
}
}
}
else {
if (param_3 != 0x18) {
*(undefined4 *)((longlong)param_1 + 0x3c8) = 0xe;
goto LAB_1401af41f;
}
uVar3 = 0xe;
if (param_4 != 0x20) {
uVar3 = 0xc;
}
}
*(undefined4 *)((longlong)param_1 + 0x3c8) = uVar3;
LAB_1401af41f:
iVar9 = 0;
iVar4 = (int)(param_4 + (param_4 >> 0x1f & 3U)) >> 2;
lVar15 = (longlong)iVar4;
pvVar8 = param_1;
if (-1 < *(int *)((longlong)param_1 + 0x3c8)) {
do {
if (0 < iVar4) {
memset(pvVar8,0,lVar15 << 2);
}
iVar9 = iVar9 + 1;
pvVar8 = (void *)((longlong)pvVar8 + 0x20);
} while (iVar9 <= *(int *)((longlong)param_1 + 0x3c8));
}
iVar9 = 0;
if (-1 < *(int *)((longlong)param_1 + 0x3c8)) {
pvVar8 = (void *)((longlong)param_1 + 0x1e0);
do {
if (0 < iVar4) {
memset(pvVar8,0,lVar15 << 2);
}
iVar9 = iVar9 + 1;
pvVar8 = (void *)((longlong)pvVar8 + 0x20);
} while (iVar9 <= *(int *)((longlong)param_1 + 0x3c8));
}
puVar6 = auStack_64;
iVar9 = (*(int *)((longlong)param_1 + 0x3c8) + 1) * iVar4;
uVar5 = (int)(param_3 + (param_3 >> 0x1f & 3U)) >> 2;
lVar17 = (longlong)(int)uVar5;
if (0 < (int)uVar5) {
uVar11 = (ulonglong)uVar5;
do {
puVar6 = puVar6 + 1;
bVar1 = param_2[2];
*puVar6 = (uint)*param_2 << 0x18;
*puVar6 = *puVar6 | (uint)param_2[1] << 0x10;
*puVar6 = *puVar6 | (uint)bVar1 << 8;
*puVar6 = *puVar6 | (uint)param_2[3];
uVar11 = uVar11 - 1;
param_2 = param_2 + 4;
} while (uVar11 != 0);
}
iVar7 = 0;
lVar10 = 0;
iVar12 = iVar7;
if (0 < (int)uVar5) {
do {
iVar12 = iVar7;
if (iVar9 <= iVar7) break;
uVar2 = auStack_64[lVar10 + 1];
lVar10 = lVar10 + 1;
iVar12 = iVar7 + 1;
*(uint *)((longlong)param_1 + ((longlong)(iVar7 % iVar4) + (longlong)(iVar7 / iVar4) * 8) * 4)
= uVar2;
*(uint *)((longlong)param_1 +
((longlong)(iVar7 % iVar4) + 0x78 +
((longlong)*(int *)((longlong)param_1 + 0x3c8) - (longlong)(iVar7 / iVar4)) * 8) * 4)
= uVar2;
iVar7 = iVar12;
} while (lVar10 < lVar17);
}
iVar7 = 1;
if (iVar12 < iVar9) {
pbVar16 = &DAT_1402874b0;
do {
uVar11 = (ulonglong)(int)auStack_64[lVar17];
auStack_64[1] =
auStack_64[1] ^
CONCAT31(CONCAT21(CONCAT11((&DAT_1402842b0)[(longlong)uVar11 >> 0x10 & 0xff] ^ *pbVar16,
(&DAT_1402842b0)[(longlong)uVar11 >> 8 & 0xff]),
(&DAT_1402842b0)[uVar11 & 0xff]),
(&DAT_1402842b0)[auStack_64[lVar17] >> 0x18]);
if (uVar5 == 8) {
lVar10 = 3;
puVar6 = auStack_64 + 2;
do {
*puVar6 = *puVar6 ^ puVar6[-1];
lVar10 = lVar10 + -1;
puVar6 = puVar6 + 1;
} while (lVar10 != 0);
uVar11 = (ulonglong)(int)auStack_64[4];
lVar10 = 5;
auStack_64[5] =
auStack_64[5] ^
CONCAT31(CONCAT21(CONCAT11((&DAT_1402842b0)[auStack_64[4] >> 0x18],
(&DAT_1402842b0)[(longlong)uVar11 >> 0x10 & 0xff]),
(&DAT_1402842b0)[(longlong)uVar11 >> 8 & 0xff]),
(&DAT_1402842b0)[uVar11 & 0xff]);
do {
puVar6 = auStack_64 + lVar10;
lVar10 = lVar10 + 1;
auStack_64[lVar10] = auStack_64[lVar10] ^ *puVar6;
} while (lVar10 < 8);
}
else {
lVar10 = 1;
if (1 < lVar17) {
do {
puVar6 = auStack_64 + lVar10;
lVar10 = lVar10 + 1;
auStack_64[lVar10] = auStack_64[lVar10] ^ *puVar6;
} while (lVar10 < lVar17);
}
}
lVar10 = 0;
iVar13 = iVar12;
param_3 = local_b8;
if (0 < (int)uVar5) {
do {
if (iVar9 <= iVar13) goto LAB_1401af705;
uVar2 = auStack_64[lVar10 + 1];
lVar10 = lVar10 + 1;
iVar12 = iVar13 + 1;
*(uint *)((longlong)param_1 +
((longlong)(iVar13 % iVar4) + (longlong)(iVar13 / iVar4) * 8) * 4) = uVar2;
*(uint *)((longlong)param_1 +
((longlong)(iVar13 % iVar4) + 0x78 +
((longlong)*(int *)((longlong)param_1 + 0x3c8) - (longlong)(iVar13 / iVar4)) * 8)
* 4) = uVar2;
iVar13 = iVar12;
} while (lVar10 < lVar17);
}
pbVar16 = pbVar16 + 1;
} while (iVar12 < iVar9);
}
LAB_1401af705:
if (1 < *(int *)((longlong)param_1 + 0x3c8)) {
puVar6 = (uint *)((longlong)param_1 + 0x200);
do {
puVar14 = puVar6;
lVar17 = lVar15;
if (0 < lVar15) {
do {
uVar11 = (ulonglong)(int)*puVar14;
lVar17 = lVar17 + -1;
*puVar14 = *(uint *)(&DAT_1402864b0 + (ulonglong)(*puVar14 >> 0x18) * 4) ^
*(uint *)(&DAT_1402868b0 + ((longlong)uVar11 >> 0x10 & 0xffU) * 4) ^
*(uint *)(&DAT_140286cb0 + ((longlong)uVar11 >> 8 & 0xffU) * 4) ^
*(uint *)(&DAT_1402870b0 + (uVar11 & 0xff) * 4);
puVar14 = puVar14 + 1;
} while (lVar17 != 0);
}
iVar7 = iVar7 + 1;
puVar6 = puVar6 + 8;
} while (iVar7 < *(int *)((longlong)param_1 + 0x3c8));
}
*(int *)((longlong)param_1 + 0x3c0) = param_3;
return;
}