GetHelperCallFirstArg()

static int System.Diagnostics.Tracing.EventSource.GetHelperCallFirstArg ( MethodInfo method )

inlinestaticprivateinherited

Definition at line 2598 of file EventSource.cs.

    {
        byte[] iLAsByteArray = method.GetMethodBody().GetILAsByteArray();
        int num = -1;
        for (int i = 0; i < iLAsByteArray.Length; i++)
        {
            switch (iLAsByteArray[i])
            {
            case 14:
            case 16:
                i++;
                continue;
            case 21:
            case 22:
            case 23:
            case 24:
            case 25:
            case 26:
            case 27:
            case 28:
            case 29:
            case 30:
                if (i > 0 && iLAsByteArray[i - 1] == 2)
                {
                    num = iLAsByteArray[i] - 22;
                }
                continue;
            case 31:
                if (i > 0 && iLAsByteArray[i - 1] == 2)
                {
                    num = iLAsByteArray[i + 1];
                }
                i++;
                continue;
            case 32:
                i += 4;
                continue;
            case 40:
                i += 4;
                if (num >= 0)
                {
                    for (int j = i + 1; j < iLAsByteArray.Length; j++)
                    {
                        if (iLAsByteArray[j] == 42)
                        {
                            return num;
                        }
                        if (iLAsByteArray[j] != 0)
                        {
                            break;
                        }
                    }
                }
                num = -1;
                continue;
            case 44:
            case 45:
                num = -1;
                i++;
                continue;
            case 57:
            case 58:
                num = -1;
                i += 4;
                continue;
            case 140:
            case 141:
                i += 4;
                continue;
            case 254:
                i++;
                if (i < iLAsByteArray.Length && iLAsByteArray[i] < 6)
                {
                    continue;
                }
                break;
            case 0:
            case 1:
            case 2:
            case 3:
            case 4:
            case 5:
            case 6:
            case 7:
            case 8:
            case 9:
            case 10:
            case 11:
            case 12:
            case 13:
            case 20:
            case 37:
            case 103:
            case 104:
            case 105:
            case 106:
            case 109:
            case 110:
            case 162:
                continue;
            }
            return -1;
        }
        return -1;
    }

Referenced by System.Diagnostics.Tracing.EventSource.DebugCheckEvent().