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84 lines
3.1 KiB
Bash
Executable File
84 lines
3.1 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2016 Dridi Boukelmoune
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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. "$(dirname "$0")"/common.sh
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mk_msg </dev/null
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mk_tbl </dev/null
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_ -----------------
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_ Invalid character
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_ -----------------
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mk_bin <<EOF
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00000000 | Literal field without indexing
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10000010 | Huffman string of 2 octets
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11111111 | The null character (13 bits)
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11000111 | Followed by '111' EOS
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EOF
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tst_decode --expect-error CHR
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_ ----------------------------------------------------
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_ Parse a Huffman string longer than the decode buffer
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_ ----------------------------------------------------
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# Because the most common character is conveniently '0' it can be used to
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# represent both itself and its Huffman hexdump. Because the Huffman code
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# is a 5-bit string of zeros, this test picks a big multiple of both 5 and
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# 8 larger than 256: 1280. A Huffman string of 1280 5-bit characters will
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# require 800 octets, so we put 1600 zeroes in the hexdump.
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#
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# In order to keep it contained, we use a literal header field with an
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# indexed name:
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#
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# - 01 -> literal field with name index 1 (:authority)
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# - ffa105 -> Huffman string of length 800
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mk_chars 0 "01 ffa105 %1600s" | mk_hex
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mk_chars 0 ":authority: %1280s\n" | mk_msg
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mk_chars 0 "literal idx 1 huf %1280s\n" | mk_enc
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tst_decode
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tst_encode
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_ ----------------------------------------------------
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_ Decode a long Huffman string with invalid characters
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_ ----------------------------------------------------
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# To make matters simpler, we can use the horizontal tabulation that takes 24
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# bits or 3 octets once coded. It's easy enough to embed and is illegal in a
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# header field name.
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#
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# - 00 -> literal field without indexing
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# - ffa405 -> Huffman string of length 803
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# - ffffea -> Huffman coding for a tabulation
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mk_chars 0 "00 ffa405 ffffea %1600s" | mk_hex
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mk_msg </dev/null
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tst_decode --expect-error CHR
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