/* Agent_Release_x64.exe sha256 6f2be7b8eb799ba51b359d1958720aac5baee5b7ee0d1d36684d3cbd72d45469
 * Ghidra 12.1.2 decompiler output for 0x1400d15a0 FUN_1400d15a0
 * Pseudocode, not original source. */

undefined8 FUN_1400d15a0(byte *param_1,uint param_2,ushort *param_3,uint *param_4)

{
  byte bVar1;
  undefined8 uVar2;
  uint uVar3;
  ushort uVar4;
  uint uVar5;
  byte *pbVar6;
  longlong lVar7;
  uint uVar8;
  
  if (((param_1 == (byte *)0x0) || (param_3 == (ushort *)0x0)) || (param_4 == (uint *)0x0)) {
    return 0x10;
  }
  if ((1 < param_2) && ((*param_1 & 0x1f) == 0xc)) {
    bVar1 = param_1[1];
    if ((char)bVar1 < '\0') {
      uVar5 = bVar1 & 0x7f;
      if ((bVar1 & 0x7f) == 0) {
        return 7;
      }
      if (3 < uVar5) {
        return 7;
      }
      if (param_2 < uVar5 + 1) {
        return 7;
      }
      uVar3 = 0;
      pbVar6 = param_1 + 2;
      uVar8 = uVar5 + 2;
      do {
        bVar1 = *pbVar6;
        pbVar6 = pbVar6 + 1;
        uVar3 = uVar3 << 8 | (uint)bVar1;
        uVar5 = uVar5 - 1;
      } while (uVar5 != 0);
    }
    else {
      uVar8 = 2;
      uVar3 = bVar1 & 0x7f;
    }
    if (uVar3 + uVar8 <= param_2) {
      uVar3 = 0;
      lVar7 = (longlong)(int)uVar8;
      do {
        if (param_2 <= uVar8) {
          uVar2 = 0;
LAB_1400d16f3:
          *param_4 = uVar3;
          return uVar2;
        }
        uVar4 = (ushort)param_1[lVar7];
        uVar8 = uVar8 + 1;
        uVar5 = 0;
        if ((char)param_1[lVar7] < '\0') {
          do {
            if (4 < uVar5) {
              return 7;
            }
            uVar5 = uVar5 + 1;
            uVar4 = (uVar4 & 0x7f) * 2;
          } while ((char)uVar4 < '\0');
          if (4 < uVar5) {
            return 7;
          }
        }
        if (param_2 < (uVar5 - 1) + uVar8) {
          return 7;
        }
        uVar4 = uVar4 >> ((byte)uVar5 & 0x1f);
        if (1 < uVar5) {
          uVar5 = uVar5 - 1;
        }
        while (lVar7 = lVar7 + 1, uVar5 != 0) {
          uVar5 = uVar5 - 1;
          if ((param_1[lVar7] & 0xc0) != 0x80) {
            return 7;
          }
          uVar8 = uVar8 + 1;
          uVar4 = uVar4 << 6 | (ushort)(param_1[lVar7] & 0x3f);
        }
        if (*param_4 < uVar3) {
          uVar2 = 6;
          goto LAB_1400d16f3;
        }
        *param_3 = uVar4;
        param_3 = param_3 + 1;
        uVar3 = uVar3 + 1;
      } while( true );
    }
  }
  return 7;
}