656 lines
30 KiB
Rust
656 lines
30 KiB
Rust
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struct Context {
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bitpos: u8,
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forward_log: Vec<u8>,
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output: Vec<u8>,
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}
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impl Context {
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pub fn new() -> Context {
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// tiny bug from the fuzziqer implementation? it never really initializes the forward log
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// anywhere (except, in newserv, as a zero-length std::string) and will ALWAYS start doing
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// some bit twiddling on the first byte before it ever actually explicitly adds the first
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// byte to the forward log ...
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let mut forward_log = Vec::new();
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forward_log.push(0);
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Context {
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bitpos: 0,
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forward_log,
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output: Vec::new(),
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}
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}
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pub fn put_control_bit_nosave(&mut self, bit: bool) {
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self.forward_log[0] >>= 1;
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self.forward_log[0] |= (bit as u8) << 7;
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self.bitpos += 1;
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}
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pub fn put_control_save(&mut self) {
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if self.bitpos >= 8 {
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self.bitpos = 0;
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self.output.append(&mut self.forward_log);
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self.forward_log.resize(1, 0);
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self.forward_log[0] = 0;
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}
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}
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pub fn put_static_data(&mut self, data: u8) {
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self.forward_log.push(data);
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}
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pub fn put_control_bit(&mut self, bit: bool) {
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self.put_control_bit_nosave(bit);
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self.put_control_save();
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}
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pub fn raw_byte(&mut self, value: u8) {
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self.put_control_bit_nosave(true);
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self.put_static_data(value);
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self.put_control_save();
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}
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pub fn short_copy(&mut self, offset: isize, size: u8) {
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let size = size - 2;
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self.put_control_bit(false);
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self.put_control_bit(false);
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self.put_control_bit((size >> 1) & 1 == 1);
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self.put_control_bit_nosave(size & 1 == 1);
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self.put_static_data((offset & 0xff) as u8);
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self.put_control_save();
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}
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pub fn long_copy(&mut self, offset: isize, size: u8) {
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if size <= 9 {
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self.put_control_bit(false);
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self.put_control_bit_nosave(true);
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self.put_static_data((((offset << 3) & 0xf8) as u8) | ((size - 2) & 0x07));
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self.put_static_data(((offset >> 5) & 0xff) as u8);
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self.put_control_save();
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} else {
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self.put_control_bit(false);
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self.put_control_bit_nosave(true);
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self.put_static_data(((offset << 3) & 0xf8) as u8);
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self.put_static_data(((offset >> 5) & 0xff) as u8);
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self.put_static_data(size - 1);
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self.put_control_save();
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}
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}
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pub fn copy(&mut self, offset: isize, size: u8) {
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if (offset > -0x100) && (size <= 5) {
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self.short_copy(offset, size);
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} else {
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self.long_copy(offset, size);
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}
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}
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pub fn finish(mut self) -> Box<[u8]> {
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self.put_control_bit(false);
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self.put_control_bit(true);
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if self.bitpos != 0 {
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self.forward_log[0] =
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(((self.forward_log[0] as u32) << (self.bitpos as u32)) >> 8) as u8;
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};
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self.put_static_data(0);
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self.put_static_data(0);
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self.output.append(&mut self.forward_log);
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self.output.into_boxed_slice()
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}
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}
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fn is_mem_equal(base: &[u8], offset1: isize, offset2: isize, length: usize) -> bool {
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// the fuzziqer prs compression implementation performs memcmp's that check memory slightly
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// outside of the buffers it is working with fairly often actually, despite the checks it
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// does in the main prs_compress loops ... ugh
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if offset1 < 0 || offset2 < 0 {
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false
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} else {
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let offset1 = offset1 as usize;
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let offset2 = offset2 as usize;
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if ((offset1 + length) > base.len()) || ((offset2 + length) > base.len()) {
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false
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} else {
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base[offset1..(offset1 + length)] == base[offset2..(offset2 + length)]
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}
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}
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}
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pub fn prs_compress(source: &[u8]) -> Box<[u8]> {
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let mut pc = Context::new();
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let mut x: isize = 0;
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while x < (source.len() as isize) {
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let mut lsoffset: isize = 0;
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let mut lssize: isize = 0;
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let mut xsize: usize = 0;
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let mut y: isize = x - 3;
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while (y > 0) && (y > (x - 0x1ff0)) && (xsize < 255) {
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xsize = 3;
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if is_mem_equal(source, y as isize, x as isize, xsize) {
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xsize += 1;
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while (xsize < 256)
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&& ((y + xsize as isize) < x)
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&& ((x + xsize as isize) <= (source.len() as isize))
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&& is_mem_equal(source, y as isize, x as isize, xsize)
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{
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xsize += 1;
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}
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xsize -= 1;
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if (xsize as isize) > lssize {
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lsoffset = -(x - y);
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lssize = xsize as isize;
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}
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}
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y -= 1;
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}
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if lssize == 0 {
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pc.raw_byte(source[x as usize]);
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} else {
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pc.copy(lsoffset, lssize as u8);
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x += lssize - 1;
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}
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x += 1;
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}
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pc.finish()
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}
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enum Next {
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Byte(u8),
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Eof(),
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}
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struct ByteReader<'a> {
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source: &'a [u8],
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offset: usize,
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}
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impl<'a> ByteReader<'a> {
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pub fn new(source: &[u8]) -> ByteReader {
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ByteReader { source, offset: 0 }
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}
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pub fn next(&mut self) -> Next {
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if self.offset <= self.source.len() {
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let result = Next::Byte(self.source[self.offset]);
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self.offset += 1;
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result
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} else {
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Next::Eof()
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}
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}
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}
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pub fn prs_decompress(source: &[u8]) -> Box<[u8]> {
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let mut output = Vec::new();
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let mut reader = ByteReader::new(source);
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let mut r3: i32;
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let mut r5: i32;
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let mut bitpos = 9;
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let mut current_byte: u8;
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let mut flag: bool;
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let mut offset: i32;
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current_byte = match reader.next() {
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Next::Byte(byte) => byte,
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Next::Eof() => return output.into_boxed_slice(),
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};
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loop {
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bitpos -= 1;
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if bitpos == 0 {
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current_byte = match reader.next() {
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Next::Byte(byte) => byte,
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Next::Eof() => return output.into_boxed_slice(),
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};
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bitpos = 8;
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}
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flag = (current_byte & 1) == 1;
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current_byte >>= 1;
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if flag {
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output.push(match reader.next() {
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Next::Byte(byte) => byte,
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Next::Eof() => return output.into_boxed_slice(),
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});
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continue;
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}
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bitpos -= 1;
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if bitpos == 0 {
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current_byte = match reader.next() {
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Next::Byte(byte) => byte,
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Next::Eof() => return output.into_boxed_slice(),
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};
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bitpos = 8;
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}
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flag = (current_byte & 1) == 1;
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current_byte >>= 1;
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if flag {
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r3 = match reader.next() {
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Next::Byte(byte) => byte as i32,
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Next::Eof() => return output.into_boxed_slice(),
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};
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let high_byte = match reader.next() {
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Next::Byte(byte) => byte as i32,
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Next::Eof() => return output.into_boxed_slice(),
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};
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offset = ((high_byte & 0xff) << 8) | (r3 & 0xff);
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if offset == 0 {
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return output.into_boxed_slice();
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}
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r3 &= 0x00000007;
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r5 = (offset >> 3) | -8192i32; // 0xffffe000
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if r3 == 0 {
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r3 = match reader.next() {
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Next::Byte(byte) => byte as i32,
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Next::Eof() => return output.into_boxed_slice(),
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};
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r3 = (r3 & 0xff) + 1;
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} else {
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r3 += 2;
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}
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} else {
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r3 = 0;
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for _ in 0..2 {
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bitpos -= 1;
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if bitpos == 0 {
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current_byte = match reader.next() {
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Next::Byte(byte) => byte,
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Next::Eof() => return output.into_boxed_slice(),
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};
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bitpos = 8;
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}
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flag = (current_byte & 1) == 1;
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current_byte >>= 1;
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offset = r3 << 1;
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r3 = offset | (flag as i32);
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}
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offset = match reader.next() {
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Next::Byte(byte) => byte as i32,
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Next::Eof() => return output.into_boxed_slice(),
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};
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r3 += 2;
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r5 = offset | -256i32; // 0xffffff00
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}
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if r3 == 0 {
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continue;
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}
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for _ in 0..r3 {
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let index = output.len() as i32 + r5;
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output.push(output[index as usize]);
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}
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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struct TestData<'a> {
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uncompressed: &'a [u8],
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compressed: &'a [u8],
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}
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static TEST_DATA: &[TestData] = &[
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TestData {
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uncompressed: "Hello, world!\0".as_bytes(),
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compressed: &[
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0xff, 0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x2c, 0x20, 0x77, 0xbf, 0x6f, 0x72, 0x6c, 0x64,
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0x21, 0x00, 0x00, 0x00, 0x00,
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],
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},
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TestData {
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uncompressed: "I am Sam
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Sam I am
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That Sam-I-am!
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That Sam-I-am!
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I do not like
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that Sam-I-am!
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Do you like green eggs and ham?
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I do not like them, Sam-I-am.
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I do not like green eggs and ham."
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.as_bytes(),
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compressed: &[
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0xff, 0x49, 0x20, 0x61, 0x6d, 0x20, 0x53, 0x61, 0x6d, 0xe3, 0x0a, 0x0a, 0xfb, 0x20,
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0x49, 0xf8, 0xf2, 0x0a, 0x0a, 0x54, 0x68, 0xd3, 0x61, 0x74, 0xec, 0x2d, 0x49, 0xef,
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0x2d, 0x61, 0x6d, 0x21, 0x88, 0xff, 0x0d, 0x21, 0x0a, 0xff, 0x49, 0x20, 0x64, 0x6f,
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0x20, 0x6e, 0x6f, 0x74, 0x7f, 0x20, 0x6c, 0x69, 0x6b, 0x65, 0x0a, 0x74, 0xff, 0x18,
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0xff, 0x0d, 0x0a, 0x44, 0x6f, 0x20, 0x79, 0x6f, 0x75, 0xfc, 0xe4, 0x20, 0x67, 0x72,
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0x65, 0xff, 0x65, 0x6e, 0x20, 0x65, 0x67, 0x67, 0x73, 0x20, 0xff, 0x61, 0x6e, 0x64,
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0x20, 0x68, 0x61, 0x6d, 0x3f, 0xfd, 0x0a, 0x08, 0xfe, 0x0d, 0x20, 0x74, 0x68, 0x65,
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0x6d, 0xad, 0x2c, 0x07, 0xfe, 0x2e, 0x10, 0xff, 0x0e, 0xf8, 0xfd, 0x11, 0x05, 0x2e,
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0x00, 0x00,
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],
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},
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TestData {
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uncompressed: &[],
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compressed: &[0x02, 0x00, 0x00],
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},
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TestData {
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uncompressed: b"a",
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compressed: &[0x05, 0x61, 0x00, 0x00],
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},
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TestData {
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uncompressed: b"aa",
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compressed: &[0x0b, 0x61, 0x61, 0x00, 0x00],
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},
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TestData {
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uncompressed: b"aaa",
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compressed: &[0x17, 0x61, 0x61, 0x61, 0x00, 0x00],
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},
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TestData {
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uncompressed: b"aaaa",
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compressed: &[0x2f, 0x61, 0x61, 0x61, 0x61, 0x00, 0x00],
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},
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TestData {
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uncompressed: b"aaaaa",
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compressed: &[0x5f, 0x61, 0x61, 0x61, 0x61, 0x61, 0x00, 0x00],
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},
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TestData {
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|
|
uncompressed: b"aaaaaa",
|
||
|
|
compressed: &[0xbf, 0x61, 0x61, 0x61, 0x61, 0x61, 0x61, 0x00, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: b"aaaaaaa",
|
||
|
|
compressed: &[0x8f, 0x61, 0x61, 0x61, 0x61, 0xfd, 0x02, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: b"aaaaaaaa",
|
||
|
|
compressed: &[0x8f, 0x61, 0x61, 0x61, 0x61, 0xfd, 0x05, 0x61, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: b"aaaaaaaaa",
|
||
|
|
compressed: &[
|
||
|
|
0x8f, 0x61, 0x61, 0x61, 0x61, 0xfd, 0x0b, 0x61, 0x61, 0x00, 0x00,
|
||
|
|
],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: b"aaaaaaaaaa",
|
||
|
|
compressed: &[0x8f, 0x61, 0x61, 0x61, 0x61, 0xfd, 0x28, 0xfd, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: b"aaaaaaaaaaa",
|
||
|
|
compressed: &[0x8f, 0x61, 0x61, 0x61, 0x61, 0xfd, 0x24, 0xfb, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: b"aaaaaaaaaaaa",
|
||
|
|
compressed: &[0x8f, 0x61, 0x61, 0x61, 0x61, 0xfd, 0x2c, 0xfa, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: b"aaaaaaaaaaaaa",
|
||
|
|
compressed: &[
|
||
|
|
0x8f, 0x61, 0x61, 0x61, 0x61, 0xfd, 0x5c, 0xfa, 0x61, 0x00, 0x00,
|
||
|
|
],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: b"aaaaaaaaaaaaaa",
|
||
|
|
compressed: &[
|
||
|
|
0x8f, 0x61, 0x61, 0x61, 0x61, 0xfd, 0xbc, 0xfa, 0x61, 0x61, 0x00, 0x00, 0x00,
|
||
|
|
],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: b"aaaaaaaaaaaaaaa",
|
||
|
|
compressed: &[
|
||
|
|
0x8f, 0x61, 0x61, 0x61, 0x61, 0xfd, 0x8c, 0xfa, 0xfd, 0x02, 0x00, 0x00,
|
||
|
|
],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: b"aaaaaaaaaaaaaaaa",
|
||
|
|
compressed: &[
|
||
|
|
0x8f, 0x61, 0x61, 0x61, 0x61, 0xfd, 0x4c, 0xfa, 0xfb, 0x02, 0x00, 0x00,
|
||
|
|
],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: b"aaaaaaaaaaaaaaaaa",
|
||
|
|
compressed: &[
|
||
|
|
0x8f, 0x61, 0x61, 0x61, 0x61, 0xfd, 0xcc, 0xfa, 0xfa, 0x02, 0x00, 0x00,
|
||
|
|
],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0xff],
|
||
|
|
compressed: &[0x05, 0xff, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0xff, 0xff],
|
||
|
|
compressed: &[0x0b, 0xff, 0xff, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0xff, 0xff, 0xff],
|
||
|
|
compressed: &[0x17, 0xff, 0xff, 0xff, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0xff, 0xff, 0xff, 0xff],
|
||
|
|
compressed: &[0x2f, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0xff, 0xff, 0xff, 0xff, 0xff],
|
||
|
|
compressed: &[0x5f, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0xff, 0xff, 0xff, 0xff, 0xff, 0xff],
|
||
|
|
compressed: &[0xbf, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff],
|
||
|
|
compressed: &[0x8f, 0xff, 0xff, 0xff, 0xff, 0xfd, 0x02, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff],
|
||
|
|
compressed: &[0x8f, 0xff, 0xff, 0xff, 0xff, 0xfd, 0x05, 0xff, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0x00],
|
||
|
|
compressed: &[0x05, 0x00, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0x00, 0x00],
|
||
|
|
compressed: &[0x0b, 0x00, 0x00, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0x00, 0x00, 0x00],
|
||
|
|
compressed: &[0x17, 0x00, 0x00, 0x00, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0x00, 0x00, 0x00, 0x00],
|
||
|
|
compressed: &[0x2f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0x00, 0x00, 0x00, 0x00, 0x00],
|
||
|
|
compressed: &[0x5f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
// when comparing these results to the fuzziqer implementation, these zero-byte run tests
|
||
|
|
// start to get a little interesting from this point onward. at this point, the fuzziqer
|
||
|
|
// implementation will sometimes start to perform memcmp() calls that check memory slightly
|
||
|
|
// out of the bounds of its buffers, and when that memory also happens to contain zeros (as
|
||
|
|
// seems to always be the case for me right now), you get things like the 6 and 7 length
|
||
|
|
// zero-byte runs compressing identically (which is obviously a bug). this buggy behaviour
|
||
|
|
// carries on for some larger run sizes too, probably indefinitely.
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0x00, 0x00, 0x00, 0x00, 0x00, 0x00],
|
||
|
|
compressed: &[0xbf, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],
|
||
|
|
compressed: &[0x8f, 0x00, 0x00, 0x00, 0x00, 0xfd, 0x02, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],
|
||
|
|
compressed: &[0x8f, 0x00, 0x00, 0x00, 0x00, 0xfd, 0x05, 0x00, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],
|
||
|
|
compressed: &[
|
||
|
|
0x8f, 0x00, 0x00, 0x00, 0x00, 0xfd, 0x0b, 0x00, 0x00, 0x00, 0x00,
|
||
|
|
],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],
|
||
|
|
compressed: &[0x8f, 0x00, 0x00, 0x00, 0x00, 0xfd, 0x28, 0xfd, 0x00, 0x00],
|
||
|
|
},
|
||
|
|
TestData {
|
||
|
|
uncompressed: &[
|
||
|
|
0x04, 0x00, 0x02, 0x01, 0x05, 0x04, 0x08, 0x00, 0x04, 0x02, 0x07, 0x0d, 0x0c, 0x11,
|
||
|
|
0x02, 0x00, 0x03, 0x04, 0x04, 0x04, 0x03, 0x02, 0x09, 0x02, 0x03, 0x01, 0x0b, 0x0a,
|
||
|
|
0x0d, 0x0e, 0x04, 0x03, 0x03, 0x04, 0x02, 0x00, 0x07, 0x00, 0x08, 0x00, 0x03, 0x03,
|
||
|
|
0x0b, 0x0a, 0x0b, 0x10, 0x03, 0x03, 0x04, 0x02, 0x06, 0x04, 0x07, 0x03, 0x07, 0x04,
|
||
|
|
0x01, 0x03, 0x0a, 0x0c, 0x0c, 0x0f, 0x02, 0x04, 0x01, 0x04, 0x04, 0x02, 0x07, 0x02,
|
||
|
|
0x09, 0x04, 0x02, 0x03, 0x09, 0x0b, 0x0f, 0x0d, 0x02, 0x03, 0x04, 0x01, 0x02, 0x03,
|
||
|
|
0x04, 0x02, 0x05, 0x02, 0x00, 0x00, 0x0a, 0x0b, 0x0d, 0x0f, 0x03, 0x00, 0x01, 0x02,
|
||
|
|
0x02, 0x02, 0x07, 0x04, 0x09, 0x02, 0x00, 0x03, 0x08, 0x0a, 0x0c, 0x11, 0x04, 0x00,
|
||
|
|
0x00, 0x04, 0x03, 0x04, 0x06, 0x01, 0x06, 0x01, 0x03, 0x01, 0x07, 0x09, 0x0e, 0x10,
|
||
|
|
0x02, 0x01, 0x03, 0x04, 0x03, 0x02, 0x04, 0x00, 0x06, 0x01, 0x00, 0x03, 0x09, 0x0a,
|
||
|
|
0x0d, 0x10, 0x02, 0x04, 0x03, 0x03, 0x05, 0x03, 0x04, 0x02, 0x09, 0x04, 0x03, 0x04,
|
||
|
|
0x08, 0x0b, 0x0b, 0x0d, 0x00, 0x03, 0x00, 0x01, 0x04, 0x01, 0x06, 0x04, 0x09, 0x04,
|
||
|
|
0x04, 0x03, 0x07, 0x0a, 0x0c, 0x0f, 0x02, 0x01, 0x02, 0x03, 0x02, 0x03, 0x05, 0x01,
|
||
|
|
0x09, 0x00, 0x01, 0x02, 0x0b, 0x0c, 0x0e, 0x0d, 0x03, 0x00, 0x03, 0x00, 0x03, 0x02,
|
||
|
|
0x04, 0x02, 0x06, 0x00, 0x00, 0x01, 0x0a, 0x0c, 0x0c, 0x0e, 0x02, 0x03, 0x01, 0x02,
|
||
|
|
0x06, 0x03, 0x03, 0x00, 0x05, 0x03, 0x03, 0x02, 0x08, 0x0c, 0x0f, 0x0e, 0x03, 0x02,
|
||
|
|
0x02, 0x01, 0x06, 0x03, 0x03, 0x02, 0x06, 0x02, 0x04, 0x04, 0x07, 0x0b, 0x0b, 0x0f,
|
||
|
|
0x00, 0x01, 0x01, 0x01, 0x06, 0x04, 0x05, 0x02, 0x07, 0x02, 0x04, 0x04, 0x09, 0x0c,
|
||
|
|
0x0d, 0x0d, 0x00, 0x04, 0x03, 0x02, 0x02, 0x00, 0x07, 0x01, 0x07, 0x00, 0x00, 0x04,
|
||
|
|
0x09, 0x0c, 0x0f, 0x10, 0x04, 0x00, 0x01, 0x01, 0x06, 0x03, 0x03, 0x04, 0x07, 0x04,
|
||
|
|
0x03, 0x04, 0x09, 0x09, 0x0c, 0x11, 0x02, 0x01, 0x03, 0x04, 0x03, 0x03, 0x03, 0x03,
|
||
|
|
0x08, 0x02, 0x03, 0x01, 0x07, 0x0b, 0x0c, 0x0f, 0x04, 0x04, 0x00, 0x01, 0x02, 0x00,
|
||
|
|
0x03, 0x02, 0x09, 0x00, 0x04, 0x03, 0x09, 0x09, 0x0f, 0x0e, 0x02, 0x03, 0x00, 0x00,
|
||
|
|
0x03, 0x02, 0x04, 0x01, 0x05, 0x01, 0x04, 0x02, 0x07, 0x0b, 0x0f, 0x11, 0x02, 0x04,
|
||
|
|
0x02, 0x02, 0x03, 0x04, 0x07, 0x00, 0x09, 0x03, 0x00, 0x04, 0x08, 0x09, 0x0b, 0x0d,
|
||
|
|
0x03, 0x01, 0x00, 0x01, 0x02, 0x01, 0x05, 0x00, 0x07, 0x04, 0x03, 0x02, 0x08, 0x0d,
|
||
|
|
0x0f, 0x10, 0x01, 0x03, 0x00, 0x02, 0x05, 0x02, 0x03, 0x02, 0x07, 0x00, 0x03, 0x03,
|
||
|
|
0x09, 0x0d, 0x0b, 0x0f, 0x02, 0x01, 0x03, 0x02, 0x06, 0x03, 0x03, 0x04, 0x07, 0x00,
|
||
|
|
0x03, 0x03, 0x0b, 0x0b, 0x0f, 0x0f, 0x03, 0x01, 0x00, 0x01, 0x05, 0x02, 0x03, 0x03,
|
||
|
|
0x07, 0x04, 0x03, 0x02, 0x0a, 0x0d, 0x0f, 0x0d, 0x02, 0x00, 0x04, 0x01, 0x05, 0x04,
|
||
|
|
0x05, 0x02, 0x06, 0x01, 0x00, 0x03, 0x07, 0x0a, 0x0b, 0x10, 0x03, 0x02, 0x04, 0x03,
|
||
|
|
0x06, 0x00, 0x04, 0x04, 0x06, 0x00, 0x01, 0x04, 0x08, 0x09, 0x0c, 0x10, 0x00, 0x02,
|
||
|
|
0x01, 0x00, 0x04, 0x04, 0x05, 0x00, 0x07, 0x00, 0x03, 0x02, 0x08, 0x0d, 0x0e, 0x0e,
|
||
|
|
0x01, 0x04, 0x00, 0x01, 0x03, 0x01, 0x05, 0x02, 0x08, 0x03, 0x01, 0x04, 0x07, 0x0d,
|
||
|
|
0x0f, 0x10, 0x02, 0x01, 0x00, 0x01, 0x04, 0x03, 0x04, 0x04, 0x05, 0x00, 0x03, 0x01,
|
||
|
|
0x0b, 0x0c, 0x0b, 0x0f, 0x03, 0x00, 0x00, 0x04, 0x05, 0x02, 0x05, 0x02, 0x05, 0x00,
|
||
|
|
0x03, 0x03, 0x09, 0x09, 0x0e, 0x11, 0x03, 0x03, 0x00, 0x00, 0x03, 0x01, 0x04, 0x01,
|
||
|
|
0x08, 0x01, 0x00, 0x02, 0x07, 0x09, 0x0d, 0x10, 0x00, 0x02, 0x04, 0x00, 0x02, 0x01,
|
||
|
|
0x05, 0x02, 0x09, 0x03, 0x00, 0x01, 0x0a, 0x0c, 0x0d, 0x0e, 0x02, 0x02, 0x03, 0x00,
|
||
|
|
0x02, 0x04, 0x05, 0x01, 0x07, 0x04, 0x03, 0x02, 0x08, 0x09, 0x0b, 0x10, 0x03, 0x00,
|
||
|
|
0x03, 0x00, 0x05, 0x03, 0x05, 0x04, 0x06, 0x03, 0x02, 0x01, 0x0a, 0x0d, 0x0f, 0x0d,
|
||
|
|
0x01, 0x02, 0x03, 0x04, 0x05, 0x02, 0x03, 0x02, 0x06, 0x00, 0x00, 0x02, 0x0a, 0x0b,
|
||
|
|
0x0b, 0x10, 0x04, 0x00, 0x03, 0x03, 0x05, 0x02, 0x07, 0x01, 0x05, 0x02, 0x04, 0x01,
|
||
|
|
0x08, 0x0c, 0x0e, 0x0d, 0x02, 0x01, 0x01, 0x02, 0x05, 0x01, 0x03, 0x01, 0x08, 0x00,
|
||
|
|
0x00, 0x03, 0x0b, 0x0b, 0x0c, 0x11, 0x03, 0x01, 0x02, 0x01, 0x06, 0x01, 0x03, 0x01,
|
||
|
|
0x05, 0x04, 0x02, 0x02, 0x0a, 0x0c, 0x0d, 0x0f, 0x04, 0x03, 0x02, 0x00, 0x03, 0x02,
|
||
|
|
0x04, 0x01, 0x09, 0x02, 0x00, 0x03, 0x0b, 0x0c, 0x0d, 0x0f, 0x02, 0x01, 0x01, 0x03,
|
||
|
|
0x02, 0x01, 0x07, 0x00, 0x07, 0x04, 0x02, 0x02, 0x09, 0x0a, 0x0b, 0x10, 0x01, 0x02,
|
||
|
|
0x03, 0x02, 0x03, 0x00, 0x07, 0x02, 0x09, 0x01, 0x00, 0x00, 0x0b, 0x09, 0x0e, 0x0e,
|
||
|
|
0x01, 0x01, 0x04, 0x03, 0x06, 0x01, 0x07, 0x01, 0x07, 0x03, 0x04, 0x01, 0x09, 0x0a,
|
||
|
|
0x0f, 0x10, 0x03, 0x03, 0x01, 0x01, 0x02, 0x02, 0x06, 0x01, 0x08, 0x00, 0x01, 0x04,
|
||
|
|
0x07, 0x0a, 0x0e, 0x11, 0x02, 0x04, 0x02, 0x01, 0x02, 0x03, 0x03, 0x02, 0x07, 0x04,
|
||
|
|
0x03, 0x01, 0x07, 0x09, 0x0f, 0x0d, 0x03, 0x02, 0x01, 0x00, 0x06, 0x01, 0x04, 0x04,
|
||
|
|
0x06, 0x02, 0x01, 0x04, 0x08, 0x0d, 0x0e, 0x10, 0x03, 0x00, 0x02, 0x01, 0x03, 0x02,
|
||
|
|
0x03, 0x00, 0x08, 0x04, 0x01, 0x03, 0x08, 0x09, 0x0b, 0x11, 0x03, 0x03, 0x01, 0x04,
|
||
|
|
0x06, 0x04, 0x04, 0x02, 0x08, 0x04, 0x01, 0x04, 0x0a, 0x0d, 0x0e, 0x10, 0x02, 0x02,
|
||
|
|
0x01, 0x03, 0x06, 0x02, 0x03, 0x04, 0x08, 0x01, 0x02, 0x04, 0x08, 0x0b, 0x0e, 0x0e,
|
||
|
|
0x00, 0x01, 0x03, 0x01, 0x02, 0x04, 0x06, 0x00, 0x05, 0x00, 0x00, 0x00, 0x08, 0x09,
|
||
|
|
0x0e, 0x10, 0x02, 0x00, 0x03, 0x03, 0x06, 0x03, 0x07, 0x02, 0x09, 0x01, 0x01, 0x03,
|
||
|
|
0x07, 0x0a, 0x0f, 0x0f, 0x02, 0x04, 0x03, 0x04, 0x05, 0x03, 0x07, 0x00, 0x08, 0x01,
|
||
|
|
0x00, 0x00, 0x0a, 0x0d, 0x0b, 0x0f, 0x01, 0x04, 0x00, 0x00, 0x06, 0x04, 0x07, 0x01,
|
||
|
|
0x07, 0x00, 0x04, 0x04, 0x08, 0x09, 0x0c, 0x0d, 0x00, 0x01, 0x04, 0x00, 0x02, 0x00,
|
||
|
|
0x04, 0x00, 0x09, 0x01, 0x02, 0x02, 0x09, 0x0c, 0x0b, 0x0d, 0x04, 0x02, 0x02, 0x03,
|
||
|
|
0x06, 0x01, 0x07, 0x01, 0x06, 0x00, 0x01, 0x04, 0x08, 0x0d, 0x0f, 0x10, 0x03, 0x00,
|
||
|
|
0x03, 0x03, 0x03, 0x01, 0x03, 0x00, 0x05, 0x03, 0x02, 0x02, 0x0a, 0x0b, 0x0b, 0x0f,
|
||
|
|
0x00, 0x02, 0x02, 0x04, 0x03, 0x04, 0x05, 0x02, 0x09, 0x00, 0x04, 0x02, 0x09, 0x0c,
|
||
|
|
0x0b, 0x0d, 0x04, 0x01, 0x00, 0x02, 0x04, 0x00, 0x05, 0x02, 0x05, 0x01, 0x02, 0x03,
|
||
|
|
0x08, 0x0b, 0x0d, 0x10, 0x01, 0x00, 0x04, 0x02, 0x03, 0x01, 0x05, 0x02, 0x09, 0x01,
|
||
|
|
0x00, 0x01, 0x08, 0x0b, 0x0c, 0x0d, 0x03, 0x03, 0x02, 0x03, 0x05, 0x01, 0x05, 0x04,
|
||
|
|
0x05, 0x04, 0x04, 0x01, 0x0a, 0x0b, 0x0f, 0x0d, 0x04, 0x03, 0x02, 0x00, 0x03, 0x01,
|
||
|
|
0x05, 0x02, 0x07, 0x04, 0x03, 0x04, 0x09, 0x0a, 0x0c, 0x0f, 0x04, 0x01, 0x00, 0x00,
|
||
|
|
0x04, 0x03, 0x04, 0x04, 0x09, 0x00, 0x00, 0x03, 0x0b, 0x0a, 0x0b, 0x10, 0x01, 0x04,
|
||
|
|
0x00, 0x00, 0x03, 0x03, 0x05, 0x00, 0x09, 0x01, 0x01, 0x01, 0x0b, 0x0c, 0x0f, 0x11,
|
||
|
|
0x01, 0x04,
|
||
|
|
],
|
||
|
|
compressed: &[
|
||
|
|
0xff, 0x04, 0x00, 0x02, 0x01, 0x05, 0x04, 0x08, 0x00, 0xff, 0x04, 0x02, 0x07, 0x0d,
|
||
|
|
0x0c, 0x11, 0x02, 0x00, 0xff, 0x03, 0x04, 0x04, 0x04, 0x03, 0x02, 0x09, 0x02, 0xff,
|
||
|
|
0x03, 0x01, 0x0b, 0x0a, 0x0d, 0x0e, 0x04, 0x03, 0xff, 0x03, 0x04, 0x02, 0x00, 0x07,
|
||
|
|
0x00, 0x08, 0x00, 0x3f, 0x03, 0x03, 0x0b, 0x0a, 0x0b, 0x10, 0xfd, 0xf1, 0x06, 0x04,
|
||
|
|
0x07, 0x03, 0x07, 0x04, 0xff, 0x01, 0x03, 0x0a, 0x0c, 0x0c, 0x0f, 0x02, 0x04, 0xe3,
|
||
|
|
0x01, 0x04, 0xc6, 0x02, 0x09, 0xff, 0x04, 0x02, 0x03, 0x09, 0x0b, 0x0f, 0x0d, 0x02,
|
||
|
|
0xc7, 0x03, 0x04, 0x01, 0xfc, 0x02, 0xff, 0x05, 0x02, 0x00, 0x00, 0x0a, 0x0b, 0x0d,
|
||
|
|
0x0f, 0xff, 0x03, 0x00, 0x01, 0x02, 0x02, 0x02, 0x07, 0x04, 0xf1, 0x09, 0xa7, 0x08,
|
||
|
|
0x0a, 0x0c, 0xff, 0x11, 0x04, 0x00, 0x00, 0x04, 0x03, 0x04, 0x06, 0xff, 0x01, 0x06,
|
||
|
|
0x01, 0x03, 0x01, 0x07, 0x09, 0x0e, 0x8f, 0x10, 0x02, 0x01, 0x03, 0x92, 0xff, 0x04,
|
||
|
|
0x00, 0x06, 0x01, 0x00, 0x03, 0x09, 0x0a, 0xc7, 0x0d, 0x10, 0x02, 0x8f, 0x05, 0x18,
|
||
|
|
0xc0, 0x09, 0x3f, 0xda, 0x08, 0x0b, 0x0b, 0x0d, 0x00, 0x7e, 0xbf, 0x04, 0x01, 0x06,
|
||
|
|
0x04, 0x09, 0x1c, 0x6b, 0x07, 0x0a, 0xf1, 0x90, 0xa2, 0x02, 0x03, 0x05, 0xe3, 0x01,
|
||
|
|
0x09, 0xa8, 0x0b, 0x0c, 0x47, 0x0e, 0x0d, 0x03, 0xdf, 0xfc, 0xc0, 0x02, 0x06, 0x00,
|
||
|
|
0x00, 0x01, 0x18, 0x70, 0x0e, 0xff, 0x49, 0x02, 0x06, 0x03, 0x03, 0x00, 0x05, 0x03,
|
||
|
|
0xff, 0x03, 0x02, 0x08, 0x0c, 0x0f, 0x0e, 0x03, 0x02, 0xe3, 0x02, 0x01, 0xf0, 0x02,
|
||
|
|
0x06, 0xff, 0x02, 0x04, 0x04, 0x07, 0x0b, 0x0b, 0x0f, 0x00, 0x63, 0x01, 0x01, 0xb2,
|
||
|
|
0x05, 0xfc, 0x4e, 0x04, 0x04, 0x09, 0x0c, 0x0d, 0x31, 0x0d, 0x72, 0x02, 0x8e, 0x20,
|
||
|
|
0x01, 0x07, 0x68, 0x1f, 0x09, 0x0c, 0x0f, 0x10, 0x04, 0x71, 0xdf, 0xd0, 0x04, 0x07,
|
||
|
|
0x5c, 0x80, 0x09, 0x09, 0x81, 0xf7, 0x7a, 0x60, 0x03, 0x03, 0x03, 0x08, 0xfc, 0xa7,
|
||
|
|
0x07, 0x0b, 0x0c, 0x0f, 0x04, 0x88, 0xdf, 0x35, 0xe3, 0x02, 0x09, 0xc7, 0x09, 0x09,
|
||
|
|
0x31, 0x0f, 0x90, 0x00, 0xdd, 0x80, 0x01, 0x05, 0x01, 0xd1, 0xf7, 0x0b, 0x23, 0x0f,
|
||
|
|
0x11, 0x75, 0xfe, 0x01, 0x07, 0x00, 0x09, 0x03, 0x00, 0x04, 0x3f, 0x08, 0x09, 0x0b,
|
||
|
|
0x0d, 0x03, 0x01, 0x1e, 0xd0, 0x01, 0x05, 0x00, 0xff, 0xb0, 0x02, 0x08, 0x0d, 0x0f,
|
||
|
|
0x10, 0x01, 0x03, 0xbd, 0x00, 0x21, 0xf7, 0x03, 0x02, 0x07, 0x81, 0xf5, 0x47, 0x09,
|
||
|
|
0x0d, 0x0b, 0x30, 0x24, 0x64, 0x90, 0x4f, 0x02, 0xf5, 0x0b, 0x0f, 0x0f, 0xd0, 0xe8,
|
||
|
|
0xe0, 0x01, 0xf5, 0x03, 0x02, 0x1b, 0x0a, 0x0d, 0x81, 0xf5, 0x00, 0xd1, 0xa4, 0x50,
|
||
|
|
0x02, 0xf7, 0x07, 0xfa, 0x02, 0xf4, 0xf9, 0xf6, 0x06, 0x00, 0x04, 0x04, 0x7d, 0x06,
|
||
|
|
0x49, 0xf7, 0x08, 0x09, 0x0c, 0x10, 0x11, 0x19, 0xf2, 0xf2, 0xf1, 0xa0, 0x7a, 0x08,
|
||
|
|
0x0d, 0x0e, 0x63, 0x0e, 0x01, 0x60, 0x03, 0xfc, 0xbe, 0x08, 0x03, 0x01, 0x04, 0x07,
|
||
|
|
0x88, 0x90, 0xe1, 0x11, 0x01, 0x35, 0xdd, 0xde, 0x81, 0xf1, 0x0c, 0x0b, 0x81, 0xf3,
|
||
|
|
0x00, 0x38, 0xb2, 0x05, 0x02, 0xe2, 0xf0, 0x40, 0x0e, 0x11, 0xe2, 0xa9, 0xf6, 0xe6,
|
||
|
|
0x04, 0x01, 0x7f, 0x08, 0x01, 0x00, 0x02, 0x07, 0x09, 0x0d, 0x6c, 0xb0, 0x04, 0x82,
|
||
|
|
0xef, 0x02, 0x74, 0x40, 0x81, 0xf5, 0x0d, 0x0e, 0xc4, 0x32, 0xed, 0x05, 0x39, 0x01,
|
||
|
|
0x40, 0x09, 0xfa, 0x80, 0x81, 0xf4, 0x05, 0x03, 0x05, 0x04, 0x4f, 0x06, 0x03, 0x02,
|
||
|
|
0x01, 0x60, 0x92, 0x9a, 0xf0, 0x30, 0x01, 0xf4, 0xaf, 0x02, 0x0a, 0x0b, 0x0b, 0x01,
|
||
|
|
0xf6, 0x01, 0xf2, 0x23, 0x02, 0x07, 0xbe, 0xfa, 0xac, 0x01, 0xf3, 0x02, 0x01, 0x01,
|
||
|
|
0x02, 0x31, 0x05, 0x6e, 0x08, 0xbe, 0x99, 0x0b, 0x0b, 0x0c, 0x11, 0x09, 0xf3, 0x16,
|
||
|
|
0x23, 0xf0, 0x05, 0xc1, 0xf6, 0xa3, 0xa0, 0x0f, 0xa9, 0x03, 0xf6, 0x46, 0x02, 0xef,
|
||
|
|
0x0b, 0xf0, 0xc4, 0xd0, 0xa6, 0x07, 0x1e, 0x81, 0xf6, 0x02, 0x02, 0x09, 0xed, 0x10,
|
||
|
|
0x8b, 0xf0, 0x00, 0x01, 0xed, 0x01, 0x00, 0x47, 0x00, 0x0b, 0x09, 0x20, 0x5c, 0x32,
|
||
|
|
0x06, 0x01, 0x81, 0xf2, 0x2f, 0xc1, 0xec, 0x09, 0x0a, 0x0f, 0x81, 0xeb, 0x1a, 0x9f,
|
||
|
|
0x11, 0xf7, 0x08, 0x2f, 0x19, 0x07, 0x0a, 0x0e, 0x02, 0xf4, 0xda, 0xcd, 0x01, 0xf5,
|
||
|
|
0x04, 0x02, 0xed, 0x0f, 0x51, 0x0d, 0xb3, 0x21, 0xed, 0x3b, 0x81, 0xf6, 0x02, 0x81,
|
||
|
|
0xf6, 0x0d, 0x0e, 0x7a, 0x40, 0x72, 0xf4, 0x03, 0x00, 0x08, 0xd1, 0x01, 0xea, 0x30,
|
||
|
|
0x01, 0xf8, 0x01, 0x8b, 0x04, 0x06, 0xf1, 0xe9, 0xf0, 0xed, 0x04, 0x89, 0xe8, 0x10,
|
||
|
|
0x89, 0xee, 0x03, 0x06, 0x78, 0x2c, 0x08, 0x01, 0x02, 0xb7, 0x01, 0xec, 0x0e, 0x0e,
|
||
|
|
0x92, 0xf5, 0x02, 0x91, 0xf4, 0x5f, 0x05, 0x00, 0x00, 0x00, 0x08, 0x82, 0xea, 0x9c,
|
||
|
|
0x20, 0x06, 0x03, 0x5a, 0x70, 0x01, 0x81, 0xf3, 0x0f, 0x01, 0xe8, 0x8b, 0x01, 0xf8,
|
||
|
|
0x03, 0x01, 0xe7, 0x60, 0xb5, 0x0a, 0x81, 0xf1, 0x01, 0xf4, 0x00, 0x01, 0xe7, 0xd8,
|
||
|
|
0x3e, 0x04, 0x02, 0xf3, 0x0d, 0xd8, 0x69, 0x00, 0xe1, 0xf1, 0x00, 0xf1, 0x09, 0x5a,
|
||
|
|
0x09, 0x0c, 0x0b, 0x25, 0x0d, 0x0a, 0xef, 0x40, 0x15, 0x03, 0xf2, 0x01, 0xf3, 0x81,
|
||
|
|
0xf5, 0xd5, 0x7d, 0x62, 0xf5, 0x81, 0xf7, 0x02, 0xeb, 0x02, 0xac, 0xae, 0x02, 0xed,
|
||
|
|
0x84, 0xfe, 0x2e, 0x41, 0xf3, 0x04, 0x00, 0x81, 0xf2, 0xbe, 0x2a, 0x08, 0x0b, 0x0d,
|
||
|
|
0x10, 0x91, 0xf0, 0xa2, 0xb1, 0xeb, 0xe0, 0x41, 0xf1, 0x45, 0x08, 0x79, 0xf6, 0x15,
|
||
|
|
0x7d, 0x91, 0xe7, 0xf1, 0xee, 0x04, 0x04, 0x01, 0x0a, 0x45, 0x01, 0xe4, 0x83, 0xf5,
|
||
|
|
0xe0, 0x45, 0x03, 0xea, 0x81, 0xe6, 0xc0, 0x57, 0x7a, 0xe4, 0x04, 0x09, 0x02, 0xf4,
|
||
|
|
0x82, 0xf5, 0x14, 0x60, 0xf1, 0xf2, 0xfb, 0x70, 0x01, 0x81, 0xef, 0x0f, 0x11, 0x01,
|
||
|
|
0x04, 0x02, 0x00, 0x00,
|
||
|
|
],
|
||
|
|
},
|
||
|
|
];
|
||
|
|
|
||
|
|
#[test]
|
||
|
|
pub fn compresses_things() {
|
||
|
|
for (index, test) in TEST_DATA.iter().enumerate() {
|
||
|
|
println!("\ntest #{}", index);
|
||
|
|
println!(" prs_compress({:02x?})", test.uncompressed);
|
||
|
|
assert_eq!(*test.compressed, *prs_compress(&test.uncompressed));
|
||
|
|
println!(" prs_decompress({:02x?})", test.compressed);
|
||
|
|
assert_eq!(*test.uncompressed, *prs_decompress(&test.compressed));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
#[test]
|
||
|
|
pub fn testit() {}
|
||
|
|
}
|