334 lines
12 KiB
C
334 lines
12 KiB
C
/*
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* nghttp2 - HTTP/2.0 C Library
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*
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* Copyright (c) 2013 Tatsuhiro Tsujikawa
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "nghttp2_hd_test.h"
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#include <stdio.h>
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#include <assert.h>
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#include <CUnit/CUnit.h>
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#include "nghttp2_hd.h"
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#include "nghttp2_frame.h"
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#define MAKE_NV(NAME, VALUE) \
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{ (uint8_t*)NAME, (uint8_t*)VALUE, strlen(NAME), strlen(VALUE) }
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static void assert_nv_equal(nghttp2_nv *a, nghttp2_nv *b, size_t len)
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{
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size_t i;
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for(i = 0; i < len; ++i, ++a, ++b) {
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CU_ASSERT(nghttp2_nv_equal(a, b));
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}
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}
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void test_nghttp2_hd_deflate(void)
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{
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nghttp2_hd_context deflater, inflater;
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nghttp2_nv nva1[] = {MAKE_NV(":path", "/my-example/index.html"),
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MAKE_NV(":scheme", "https"),
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MAKE_NV("hello", "world")};
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nghttp2_nv nva2[] = {MAKE_NV(":path", "/script.js"),
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MAKE_NV(":scheme", "https")};
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nghttp2_nv nva3[] = {MAKE_NV(":path", "/style.css"),
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MAKE_NV("cookie", "k1=v1"),
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MAKE_NV("cookie", "k2=v2")};
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nghttp2_nv nva4[] = {MAKE_NV(":path", "/style.css"),
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MAKE_NV("cookie", "k1=v1"),
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MAKE_NV("cookie", "k1=v1")};
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nghttp2_nv nva5[] = {MAKE_NV(":path", "/style.css"),
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MAKE_NV("x-nghttp2", "")};
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size_t nv_offset = 12;
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uint8_t *buf = NULL;
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size_t buflen = 0;
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nghttp2_nv *resnva;
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ssize_t blocklen;
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CU_ASSERT(0 == nghttp2_hd_deflate_init(&deflater, NGHTTP2_HD_SIDE_CLIENT));
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CU_ASSERT(0 == nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_SERVER));
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blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, nv_offset, nva1,
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sizeof(nva1)/sizeof(nghttp2_nv));
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CU_ASSERT(blocklen > 0);
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nghttp2_hd_end_headers(&deflater);
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CU_ASSERT(3 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf + nv_offset,
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blocklen));
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assert_nv_equal(nva1, resnva, 3);
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nghttp2_nv_array_del(resnva);
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nghttp2_hd_end_headers(&inflater);
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CU_ASSERT(2 == inflater.refsetlen);
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/* Second headers */
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blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, nv_offset, nva2,
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sizeof(nva2)/sizeof(nghttp2_nv));
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CU_ASSERT(blocklen > 0);
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nghttp2_hd_end_headers(&deflater);
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CU_ASSERT(2 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf + nv_offset,
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blocklen));
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assert_nv_equal(nva2, resnva, 2);
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nghttp2_nv_array_del(resnva);
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nghttp2_hd_end_headers(&inflater);
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/* Third headers, including same header field name, but value is not
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the same. */
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blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, nv_offset, nva3,
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sizeof(nva3)/sizeof(nghttp2_nv));
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CU_ASSERT(blocklen > 0);
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nghttp2_hd_end_headers(&deflater);
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CU_ASSERT(3 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf + nv_offset,
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blocklen));
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assert_nv_equal(nva3, resnva, 3);
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nghttp2_nv_array_del(resnva);
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nghttp2_hd_end_headers(&inflater);
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/* Fourth headers, including duplicate header fields. We don't
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encode duplicates. Only first one is encoded. */
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blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, nv_offset, nva4,
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sizeof(nva4)/sizeof(nghttp2_nv));
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CU_ASSERT(blocklen == 0);
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nghttp2_hd_end_headers(&deflater);
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CU_ASSERT(2 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf + nv_offset,
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blocklen));
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assert_nv_equal(nva4, resnva, 2);
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nghttp2_nv_array_del(resnva);
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nghttp2_hd_end_headers(&inflater);
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/* Fifth headers includes empty value */
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blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, nv_offset, nva5,
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sizeof(nva5)/sizeof(nghttp2_nv));
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CU_ASSERT(blocklen > 0);
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nghttp2_hd_end_headers(&deflater);
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CU_ASSERT(2 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf + nv_offset,
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blocklen));
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assert_nv_equal(nva5, resnva, 2);
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nghttp2_nv_array_del(resnva);
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nghttp2_hd_end_headers(&inflater);
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/* Cleanup */
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free(buf);
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nghttp2_hd_inflate_free(&inflater);
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nghttp2_hd_deflate_free(&deflater);
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}
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void test_nghttp2_hd_inflate_indname_inc(void)
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{
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nghttp2_hd_context inflater;
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uint8_t *buf = NULL;
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size_t buflen = 0;
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size_t offset = 0;
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nghttp2_nv nv = MAKE_NV("user-agent", "nghttp2");
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nghttp2_nv *resnva;
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nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_SERVER);
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CU_ASSERT(0 == nghttp2_hd_emit_indname_block(&buf, &buflen, &offset,
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inflater.hd_table[12],
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nv.value, nv.valuelen,
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1));
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CU_ASSERT(1 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf, offset));
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assert_nv_equal(&nv, resnva, 1);
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CU_ASSERT(39 == inflater.hd_tablelen);
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assert_nv_equal(&nv, &inflater.hd_table[inflater.hd_tablelen-1]->nv, 1);
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nghttp2_nv_array_del(resnva);
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free(buf);
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nghttp2_hd_inflate_free(&inflater);
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}
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void test_nghttp2_hd_inflate_indname_inc_eviction(void)
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{
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nghttp2_hd_context inflater;
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uint8_t *buf = NULL;
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size_t buflen = 0;
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size_t offset = 0;
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/* Default header table capacity is 1592. Adding 2547 bytes,
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including overhead, to the table evicts first entry.
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use name ":host" which index 2 and value length 2510. */
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uint8_t value[2510];
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nghttp2_nv *resnva;
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nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_SERVER);
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CU_ASSERT(0 == nghttp2_hd_emit_indname_block(&buf, &buflen, &offset,
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inflater.hd_table[2],
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value, sizeof(value), 1));
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CU_ASSERT(1 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf, offset));
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CU_ASSERT(5 == resnva[0].namelen);
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CU_ASSERT(0 == memcmp(":host", resnva[0].name, resnva[0].namelen));
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CU_ASSERT(sizeof(value) == resnva[0].valuelen);
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nghttp2_nv_array_del(resnva);
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nghttp2_hd_end_headers(&inflater);
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CU_ASSERT(38 == inflater.hd_tablelen);
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CU_ASSERT(37 == inflater.refset[0]->index);
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free(buf);
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nghttp2_hd_inflate_free(&inflater);
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}
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void test_nghttp2_hd_inflate_newname_inc(void)
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{
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nghttp2_hd_context inflater;
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uint8_t *buf = NULL;
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size_t buflen = 0;
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size_t offset = 0;
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nghttp2_nv nv = MAKE_NV("x-rel", "nghttp2");
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nghttp2_nv *resnva;
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nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_SERVER);
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CU_ASSERT(0 == nghttp2_hd_emit_newname_block(&buf, &buflen, &offset,
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&nv, 1));
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CU_ASSERT(1 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf, offset));
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assert_nv_equal(&nv, resnva, 1);
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CU_ASSERT(39 == inflater.hd_tablelen);
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assert_nv_equal(&nv, &inflater.hd_table[inflater.hd_tablelen-1]->nv, 1);
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nghttp2_nv_array_del(resnva);
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free(buf);
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nghttp2_hd_inflate_free(&inflater);
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}
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void test_nghttp2_hd_inflate_indname_subst(void)
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{
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nghttp2_hd_context inflater;
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uint8_t *buf = NULL;
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size_t buflen = 0;
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size_t offset = 0;
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nghttp2_nv nv = MAKE_NV("user-agent", "nghttp2");
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nghttp2_nv *resnva;
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nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_SERVER);
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CU_ASSERT(0 == nghttp2_hd_emit_subst_indname_block(&buf, &buflen, &offset,
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inflater.hd_table[12],
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nv.value, nv.valuelen,
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12));
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CU_ASSERT(1 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf, offset));
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assert_nv_equal(&nv, resnva, 1);
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CU_ASSERT(38 == inflater.hd_tablelen);
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assert_nv_equal(&nv, &inflater.hd_table[12]->nv, 1);
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nghttp2_nv_array_del(resnva);
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free(buf);
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nghttp2_hd_inflate_free(&inflater);
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}
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void test_nghttp2_hd_inflate_indname_subst_eviction(void)
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{
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nghttp2_hd_context inflater;
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uint8_t *buf = NULL;
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size_t buflen = 0;
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size_t offset = 0;
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/* Default header table capacity is 1592. Adding 2547 bytes,
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including overhead, to the table evicts first entry.
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use name ":host" which index 2 and value length 2510. */
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uint8_t value[2510];
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nghttp2_nv *resnva;
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nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_SERVER);
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CU_ASSERT(0 == nghttp2_hd_emit_subst_indname_block(&buf, &buflen, &offset,
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inflater.hd_table[2],
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value, sizeof(value), 2));
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CU_ASSERT(1 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf, offset));
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CU_ASSERT(5 == resnva[0].namelen);
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CU_ASSERT(0 == memcmp(":host", resnva[0].name, resnva[0].namelen));
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CU_ASSERT(sizeof(value) == resnva[0].valuelen);
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nghttp2_nv_array_del(resnva);
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nghttp2_hd_end_headers(&inflater);
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CU_ASSERT(37 == inflater.hd_tablelen);
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CU_ASSERT(1 == inflater.refset[0]->index);
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free(buf);
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nghttp2_hd_inflate_free(&inflater);
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}
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void test_nghttp2_hd_inflate_indname_subst_eviction_neg(void)
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{
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nghttp2_hd_context inflater;
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uint8_t *buf = NULL;
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size_t buflen = 0;
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size_t offset = 0;
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/* Default header table capacity is 1592. Adding 2548 bytes,
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including overhead, to the table evicts first entry.
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use name ":host" which index 2 and value length 2511. */
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uint8_t value[2511];
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nghttp2_nv *resnva;
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nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_SERVER);
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/* Try to substitute index 0, but it will be evicted */
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CU_ASSERT(0 == nghttp2_hd_emit_subst_indname_block(&buf, &buflen, &offset,
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inflater.hd_table[2],
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value, sizeof(value), 0));
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CU_ASSERT(1 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf, offset));
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CU_ASSERT(5 == resnva[0].namelen);
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CU_ASSERT(0 == memcmp(":host", resnva[0].name, resnva[0].namelen));
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CU_ASSERT(sizeof(value) == resnva[0].valuelen);
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nghttp2_nv_array_del(resnva);
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nghttp2_hd_end_headers(&inflater);
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CU_ASSERT(37 == inflater.hd_tablelen);
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CU_ASSERT(0 == inflater.refset[0]->index);
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free(buf);
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nghttp2_hd_inflate_free(&inflater);
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}
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void test_nghttp2_hd_inflate_newname_subst(void)
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{
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nghttp2_hd_context inflater;
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uint8_t *buf = NULL;
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size_t buflen = 0;
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size_t offset = 0;
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nghttp2_nv nv = MAKE_NV("x-rel", "nghttp2");
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nghttp2_nv *resnva;
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nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_SERVER);
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CU_ASSERT(0 == nghttp2_hd_emit_subst_newname_block(&buf, &buflen, &offset,
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&nv, 1));
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CU_ASSERT(1 == nghttp2_hd_inflate_hd(&inflater, &resnva, buf, offset));
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assert_nv_equal(&nv, resnva, 1);
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CU_ASSERT(38 == inflater.hd_tablelen);
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assert_nv_equal(&nv, &inflater.hd_table[1]->nv, 1);
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nghttp2_nv_array_del(resnva);
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free(buf);
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nghttp2_hd_inflate_free(&inflater);
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}
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