internal int proc(ZStream z, int r)
{
int table;
int sourceIndex = z.next_in_index;
int num5 = z.avail_in;
int bitb = this.bitb;
int bitk = this.bitk;
int write = this.write;
int num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
Label_0047:
switch (this.mode)
{
case 0:
while (bitk < 3)
{
if (num5 != 0)
{
r = 0;
}
else
{
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
table = bitb & 7;
this.last = table & 1;
switch (SupportClass.URShift(table, 1))
{
case 0:
bitb = SupportClass.URShift(bitb, 3);
bitk -= 3;
table = bitk & 7;
bitb = SupportClass.URShift(bitb, table);
bitk -= table;
this.mode = 1;
goto Label_0047;
case 1: {
int[] numArray = new int[1];
int[] numArray2 = new int[1];
int[][] numArray3 = new int[1][];
int[][] numArray4 = new int[1][];
InfTree.inflate_trees_fixed(numArray, numArray2, numArray3, numArray4, z);
this.codes = new InfCodes(numArray[0], numArray2[0], numArray3[0], numArray4[0], z);
bitb = SupportClass.URShift(bitb, 3);
bitk -= 3;
this.mode = 6;
goto Label_0047;
}
case 2:
bitb = SupportClass.URShift(bitb, 3);
bitk -= 3;
this.mode = 3;
goto Label_0047;
case 3:
bitb = SupportClass.URShift(bitb, 3);
bitk -= 3;
this.mode = 9;
z.msg = "invalid block type";
r = -3;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
goto Label_0047;
case 1:
while (bitk < 0x20)
{
if (num5 != 0)
{
r = 0;
}
else
{
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
if ((SupportClass.URShift(~bitb, 0x10) & 0xffff) != (bitb & 0xffff))
{
this.mode = 9;
z.msg = "invalid stored block lengths";
r = -3;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
this.left = bitb & 0xffff;
bitb = bitk = 0;
this.mode = (this.left != 0) ? 2 : ((this.last != 0) ? 7 : 0);
goto Label_0047;
case 2:
if (num5 != 0)
{
if (num7 == 0)
{
if ((write == this.end) && (this.read != 0))
{
write = 0;
num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
}
if (num7 == 0)
{
this.write = write;
r = this.inflate_flush(z, r);
write = this.write;
num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
if ((write == this.end) && (this.read != 0))
{
write = 0;
num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
}
if (num7 == 0)
{
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
}
}
r = 0;
table = this.left;
if (table > num5)
{
table = num5;
}
if (table > num7)
{
table = num7;
}
Array.Copy(z.next_in, sourceIndex, this.window, write, table);
sourceIndex += table;
num5 -= table;
write += table;
num7 -= table;
this.left -= table;
if (this.left == 0)
{
this.mode = (this.last != 0) ? 7 : 0;
}
goto Label_0047;
}
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
case 3:
while (bitk < 14)
{
if (num5 != 0)
{
r = 0;
}
else
{
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
this.table = table = bitb & 0x3fff;
if (((table & 0x1f) > 0x1d) || (((table >> 5) & 0x1f) > 0x1d))
{
this.mode = 9;
z.msg = "too many length or distance symbols";
r = -3;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
table = (0x102 + (table & 0x1f)) + ((table >> 5) & 0x1f);
this.blens = new int[table];
bitb = SupportClass.URShift(bitb, 14);
bitk -= 14;
this.index = 0;
this.mode = 4;
break;
case 4:
break;
case 5:
goto Label_07B9;
case 6:
goto Label_0B63;
case 7:
goto Label_0C2C;
case 8:
goto Label_0CC1;
case 9:
r = -3;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
default:
r = -2;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
while (this.index < (4 + SupportClass.URShift(this.table, 10)))
{
while (bitk < 3)
{
if (num5 != 0)
{
r = 0;
}
else
{
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
this.blens[border[this.index++]] = bitb & 7;
bitb = SupportClass.URShift(bitb, 3);
bitk -= 3;
}
while (this.index < 0x13)
{
this.blens[border[this.index++]] = 0;
}
this.bb[0] = 7;
table = InfTree.inflate_trees_bits(this.blens, this.bb, this.tb, this.hufts, z);
if (table != 0)
{
r = table;
if (r == -3)
{
this.blens = null;
this.mode = 9;
}
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
this.index = 0;
this.mode = 5;
Label_07B9:
table = this.table;
if (this.index < ((0x102 + (table & 0x1f)) + ((table >> 5) & 0x1f)))
{
table = this.bb[0];
while (bitk < table)
{
if (num5 != 0)
{
r = 0;
}
else
{
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
int num1 = this.tb[0];
table = this.hufts[((this.tb[0] + (bitb & inflate_mask[table])) * 3) + 1];
int num10 = this.hufts[((this.tb[0] + (bitb & inflate_mask[table])) * 3) + 2];
if (num10 < 0x10)
{
bitb = SupportClass.URShift(bitb, table);
bitk -= table;
this.blens[this.index++] = num10;
}
else
{
int index = (num10 == 0x12) ? 7 : (num10 - 14);
int num9 = (num10 == 0x12) ? 11 : 3;
while (bitk < (table + index))
{
if (num5 != 0)
{
r = 0;
}
else
{
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
bitb = SupportClass.URShift(bitb, table);
bitk -= table;
num9 += bitb & inflate_mask[index];
bitb = SupportClass.URShift(bitb, index);
bitk -= index;
index = this.index;
table = this.table;
if (((index + num9) > ((0x102 + (table & 0x1f)) + ((table >> 5) & 0x1f))) || ((num10 == 0x10) && (index < 1)))
{
this.blens = null;
this.mode = 9;
z.msg = "invalid bit length repeat";
r = -3;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
num10 = (num10 == 0x10) ? this.blens[index - 1] : 0;
do
{
this.blens[index++] = num10;
}while (--num9 != 0);
this.index = index;
}
goto Label_07B9;
}
this.tb[0] = -1;
int[] bl = new int[1];
int[] bd = new int[1];
int[] tl = new int[1];
int[] td = new int[1];
bl[0] = 9;
bd[0] = 6;
table = this.table;
table = InfTree.inflate_trees_dynamic(0x101 + (table & 0x1f), 1 + ((table >> 5) & 0x1f), this.blens, bl, bd, tl, td, this.hufts, z);
switch (table)
{
case 0:
this.codes = new InfCodes(bl[0], bd[0], this.hufts, tl[0], this.hufts, td[0], z);
this.blens = null;
this.mode = 6;
goto Label_0B63;
case -3:
this.blens = null;
this.mode = 9;
break;
}
r = table;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
Label_0B63:
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
if ((r = this.codes.proc(this, z, r)) != 1)
{
return(this.inflate_flush(z, r));
}
r = 0;
this.codes.free(z);
sourceIndex = z.next_in_index;
num5 = z.avail_in;
bitb = this.bitb;
bitk = this.bitk;
write = this.write;
num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
if (this.last == 0)
{
this.mode = 0;
goto Label_0047;
}
this.mode = 7;
Label_0C2C:
this.write = write;
r = this.inflate_flush(z, r);
write = this.write;
num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
if (this.read != this.write)
{
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
this.mode = 8;
Label_0CC1:
r = 1;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return(this.inflate_flush(z, r));
}
internal int proc(ZStream z, int r) {
int table;
int sourceIndex = z.next_in_index;
int num5 = z.avail_in;
int bitb = this.bitb;
int bitk = this.bitk;
int write = this.write;
int num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
Label_0047:
switch (this.mode) {
case 0:
while (bitk < 3) {
if (num5 != 0) {
r = 0;
} else {
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
table = bitb & 7;
this.last = table & 1;
switch (SupportClass.URShift(table, 1)) {
case 0:
bitb = SupportClass.URShift(bitb, 3);
bitk -= 3;
table = bitk & 7;
bitb = SupportClass.URShift(bitb, table);
bitk -= table;
this.mode = 1;
goto Label_0047;
case 1: {
int[] numArray = new int[1];
int[] numArray2 = new int[1];
int[][] numArray3 = new int[1][];
int[][] numArray4 = new int[1][];
InfTree.inflate_trees_fixed(numArray, numArray2, numArray3, numArray4, z);
this.codes = new InfCodes(numArray[0], numArray2[0], numArray3[0], numArray4[0], z);
bitb = SupportClass.URShift(bitb, 3);
bitk -= 3;
this.mode = 6;
goto Label_0047;
}
case 2:
bitb = SupportClass.URShift(bitb, 3);
bitk -= 3;
this.mode = 3;
goto Label_0047;
case 3:
bitb = SupportClass.URShift(bitb, 3);
bitk -= 3;
this.mode = 9;
z.msg = "invalid block type";
r = -3;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
goto Label_0047;
case 1:
while (bitk < 0x20) {
if (num5 != 0) {
r = 0;
} else {
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
if ((SupportClass.URShift(~bitb, 0x10) & 0xffff) != (bitb & 0xffff)) {
this.mode = 9;
z.msg = "invalid stored block lengths";
r = -3;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
this.left = bitb & 0xffff;
bitb = bitk = 0;
this.mode = (this.left != 0) ? 2 : ((this.last != 0) ? 7 : 0);
goto Label_0047;
case 2:
if (num5 != 0) {
if (num7 == 0) {
if ((write == this.end) && (this.read != 0)) {
write = 0;
num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
}
if (num7 == 0) {
this.write = write;
r = this.inflate_flush(z, r);
write = this.write;
num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
if ((write == this.end) && (this.read != 0)) {
write = 0;
num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
}
if (num7 == 0) {
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
}
}
r = 0;
table = this.left;
if (table > num5) {
table = num5;
}
if (table > num7) {
table = num7;
}
Array.Copy(z.next_in, sourceIndex, this.window, write, table);
sourceIndex += table;
num5 -= table;
write += table;
num7 -= table;
this.left -= table;
if (this.left == 0) {
this.mode = (this.last != 0) ? 7 : 0;
}
goto Label_0047;
}
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
case 3:
while (bitk < 14) {
if (num5 != 0) {
r = 0;
} else {
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
this.table = table = bitb & 0x3fff;
if (((table & 0x1f) > 0x1d) || (((table >> 5) & 0x1f) > 0x1d)) {
this.mode = 9;
z.msg = "too many length or distance symbols";
r = -3;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
table = (0x102 + (table & 0x1f)) + ((table >> 5) & 0x1f);
this.blens = new int[table];
bitb = SupportClass.URShift(bitb, 14);
bitk -= 14;
this.index = 0;
this.mode = 4;
break;
case 4:
break;
case 5:
goto Label_07B9;
case 6:
goto Label_0B63;
case 7:
goto Label_0C2C;
case 8:
goto Label_0CC1;
case 9:
r = -3;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
default:
r = -2;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
while (this.index < (4 + SupportClass.URShift(this.table, 10))) {
while (bitk < 3) {
if (num5 != 0) {
r = 0;
} else {
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
this.blens[border[this.index++]] = bitb & 7;
bitb = SupportClass.URShift(bitb, 3);
bitk -= 3;
}
while (this.index < 0x13) {
this.blens[border[this.index++]] = 0;
}
this.bb[0] = 7;
table = InfTree.inflate_trees_bits(this.blens, this.bb, this.tb, this.hufts, z);
if (table != 0) {
r = table;
if (r == -3) {
this.blens = null;
this.mode = 9;
}
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
this.index = 0;
this.mode = 5;
Label_07B9:
table = this.table;
if (this.index < ((0x102 + (table & 0x1f)) + ((table >> 5) & 0x1f))) {
table = this.bb[0];
while (bitk < table) {
if (num5 != 0) {
r = 0;
} else {
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
int num1 = this.tb[0];
table = this.hufts[((this.tb[0] + (bitb & inflate_mask[table])) * 3) + 1];
int num10 = this.hufts[((this.tb[0] + (bitb & inflate_mask[table])) * 3) + 2];
if (num10 < 0x10) {
bitb = SupportClass.URShift(bitb, table);
bitk -= table;
this.blens[this.index++] = num10;
} else {
int index = (num10 == 0x12) ? 7 : (num10 - 14);
int num9 = (num10 == 0x12) ? 11 : 3;
while (bitk < (table + index)) {
if (num5 != 0) {
r = 0;
} else {
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
num5--;
bitb |= (z.next_in[sourceIndex++] & 0xff) << bitk;
bitk += 8;
}
bitb = SupportClass.URShift(bitb, table);
bitk -= table;
num9 += bitb & inflate_mask[index];
bitb = SupportClass.URShift(bitb, index);
bitk -= index;
index = this.index;
table = this.table;
if (((index + num9) > ((0x102 + (table & 0x1f)) + ((table >> 5) & 0x1f))) || ((num10 == 0x10) && (index < 1))) {
this.blens = null;
this.mode = 9;
z.msg = "invalid bit length repeat";
r = -3;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
num10 = (num10 == 0x10) ? this.blens[index - 1] : 0;
do {
this.blens[index++] = num10;
}
while (--num9 != 0);
this.index = index;
}
goto Label_07B9;
}
this.tb[0] = -1;
int[] bl = new int[1];
int[] bd = new int[1];
int[] tl = new int[1];
int[] td = new int[1];
bl[0] = 9;
bd[0] = 6;
table = this.table;
table = InfTree.inflate_trees_dynamic(0x101 + (table & 0x1f), 1 + ((table >> 5) & 0x1f), this.blens, bl, bd, tl, td, this.hufts, z);
switch (table) {
case 0:
this.codes = new InfCodes(bl[0], bd[0], this.hufts, tl[0], this.hufts, td[0], z);
this.blens = null;
this.mode = 6;
goto Label_0B63;
case -3:
this.blens = null;
this.mode = 9;
break;
}
r = table;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
Label_0B63:
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
if ((r = this.codes.proc(this, z, r)) != 1) {
return this.inflate_flush(z, r);
}
r = 0;
this.codes.free(z);
sourceIndex = z.next_in_index;
num5 = z.avail_in;
bitb = this.bitb;
bitk = this.bitk;
write = this.write;
num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
if (this.last == 0) {
this.mode = 0;
goto Label_0047;
}
this.mode = 7;
Label_0C2C:
this.write = write;
r = this.inflate_flush(z, r);
write = this.write;
num7 = (write < this.read) ? ((this.read - write) - 1) : (this.end - write);
if (this.read != this.write) {
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}
this.mode = 8;
Label_0CC1:
r = 1;
this.bitb = bitb;
this.bitk = bitk;
z.avail_in = num5;
z.total_in += sourceIndex - z.next_in_index;
z.next_in_index = sourceIndex;
this.write = write;
return this.inflate_flush(z, r);
}