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nghttp2/tests/nghttp2_hd_test.c

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/*
* nghttp2 - HTTP/2.0 C Library
*
* Copyright (c) 2013 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "nghttp2_hd_test.h"
#include <stdio.h>
#include <assert.h>
#include <CUnit/CUnit.h>
#include "nghttp2_hd.h"
#include "nghttp2_frame.h"
#include "nghttp2_test_helper.h"
#define GET_TABLE_ENT(context, index) nghttp2_hd_table_get(context, index)
static void assert_nv_equal(nghttp2_nv *a, nghttp2_nv *b, size_t len)
{
size_t i;
nghttp2_nv_array_sort(b, len);
for(i = 0; i < len; ++i, ++a, ++b) {
CU_ASSERT(nghttp2_nv_equal(a, b));
}
}
void test_nghttp2_hd_deflate(void)
{
nghttp2_hd_deflater deflater;
nghttp2_hd_inflater inflater;
nghttp2_nv nva1[] = {MAKE_NV(":path", "/my-example/index.html"),
MAKE_NV(":scheme", "https"),
MAKE_NV("hello", "world")};
nghttp2_nv nva2[] = {MAKE_NV(":path", "/script.js"),
MAKE_NV(":scheme", "https")};
nghttp2_nv nva3[] = {MAKE_NV("cookie", "k1=v1"),
MAKE_NV("cookie", "k2=v2"),
MAKE_NV("via", "proxy")};
nghttp2_nv nva4[] = {MAKE_NV(":path", "/style.css"),
MAKE_NV("cookie", "k1=v1"),
MAKE_NV("cookie", "k1=v1")};
nghttp2_nv nva5[] = {MAKE_NV(":path", "/style.css"),
MAKE_NV("x-nghttp2", "")};
size_t nv_offset = 12;
uint8_t *buf = NULL;
size_t buflen = 0;
ssize_t blocklen;
nva_out out;
nva_out_init(&out);
CU_ASSERT(0 == nghttp2_hd_deflate_init(&deflater, NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT(0 == nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST));
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, nv_offset, nva1,
sizeof(nva1)/sizeof(nghttp2_nv));
CU_ASSERT(blocklen > 0);
CU_ASSERT(blocklen ==
inflate_hd(&inflater, &out, buf + nv_offset, blocklen));
CU_ASSERT(3 == out.nvlen);
assert_nv_equal(nva1, out.nva, 3);
nva_out_reset(&out);
/* Second headers */
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, nv_offset, nva2,
sizeof(nva2)/sizeof(nghttp2_nv));
CU_ASSERT(blocklen > 0);
CU_ASSERT(blocklen ==
inflate_hd(&inflater, &out, buf + nv_offset, blocklen));
CU_ASSERT(2 == out.nvlen);
assert_nv_equal(nva2, out.nva, 2);
nva_out_reset(&out);
/* Third headers, including same header field name, but value is not
the same. */
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, nv_offset, nva3,
sizeof(nva3)/sizeof(nghttp2_nv));
CU_ASSERT(blocklen > 0);
CU_ASSERT(blocklen ==
inflate_hd(&inflater, &out, buf + nv_offset, blocklen));
CU_ASSERT(3 == out.nvlen);
assert_nv_equal(nva3, out.nva, 3);
nva_out_reset(&out);
/* Fourth headers, including duplicate header fields. */
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, nv_offset, nva4,
sizeof(nva4)/sizeof(nghttp2_nv));
CU_ASSERT(blocklen > 0);
CU_ASSERT(blocklen ==
inflate_hd(&inflater, &out, buf + nv_offset, blocklen));
CU_ASSERT(3 == out.nvlen);
assert_nv_equal(nva4, out.nva, 3);
nva_out_reset(&out);
/* Fifth headers includes empty value */
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, nv_offset, nva5,
sizeof(nva5)/sizeof(nghttp2_nv));
CU_ASSERT(blocklen > 0);
CU_ASSERT(blocklen ==
inflate_hd(&inflater, &out, buf + nv_offset, blocklen));
CU_ASSERT(2 == out.nvlen);
assert_nv_equal(nva5, out.nva, 2);
nva_out_reset(&out);
/* Cleanup */
free(buf);
nghttp2_hd_inflate_free(&inflater);
nghttp2_hd_deflate_free(&deflater);
}
void test_nghttp2_hd_deflate_same_indexed_repr(void)
{
nghttp2_hd_deflater deflater;
nghttp2_hd_inflater inflater;
nghttp2_nv nva1[] = {MAKE_NV("cookie", "alpha"),
MAKE_NV("cookie", "alpha")};
nghttp2_nv nva2[] = {MAKE_NV("cookie", "alpha"),
MAKE_NV("cookie", "alpha"),
MAKE_NV("cookie", "alpha")};
uint8_t *buf = NULL;
size_t buflen = 0;
ssize_t blocklen;
nva_out out;
nva_out_init(&out);
CU_ASSERT(0 == nghttp2_hd_deflate_init(&deflater, NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT(0 == nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST));
/* Encode 2 same headers. cookie:alpha is not in the reference set,
so first emit literal repr and then 2 emits of indexed repr. */
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, 0, nva1,
sizeof(nva1)/sizeof(nghttp2_nv));
CU_ASSERT(blocklen > 0);
CU_ASSERT(blocklen == inflate_hd(&inflater, &out, buf, blocklen));
CU_ASSERT(2 == out.nvlen);
assert_nv_equal(nva1, out.nva, 2);
nva_out_reset(&out);
/* Encode 3 same headers. This time, cookie:alpha is in the
reference set, so the encoder emits indexed repr 6 times */
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, 0, nva2,
sizeof(nva2)/sizeof(nghttp2_nv));
CU_ASSERT(blocklen == 6);
CU_ASSERT(blocklen == inflate_hd(&inflater, &out, buf, blocklen));
CU_ASSERT(3 == out.nvlen);
assert_nv_equal(nva2, out.nva, 3);
nva_out_reset(&out);
/* Cleanup */
free(buf);
nghttp2_hd_inflate_free(&inflater);
nghttp2_hd_deflate_free(&deflater);
}
void test_nghttp2_hd_deflate_common_header_eviction(void)
{
nghttp2_hd_deflater deflater;
nghttp2_hd_inflater inflater;
nghttp2_nv nva[] = {MAKE_NV("h1", ""),
MAKE_NV("h2", "")};
uint8_t *buf = NULL;
size_t buflen = 0;
ssize_t blocklen;
/* Default header table capacity is 4096. Adding 2 byte header name
and 4060 byte value, which is 4094 bytes including overhead, to
the table evicts first entry. */
uint8_t value[3038];
nva_out out;
size_t i;
nva_out_init(&out);
memset(value, '0', sizeof(value));
for(i = 0; i < 2; ++i) {
nva[i].value = value;
nva[i].valuelen = sizeof(value);
}
nghttp2_hd_deflate_init(&deflater, NGHTTP2_HD_SIDE_REQUEST);
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
/* First emit "h1: ..." to put it in the reference set (index
= 0). */
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, 0, nva, 1);
CU_ASSERT(blocklen > 0);
CU_ASSERT(blocklen == inflate_hd(&inflater, &out, buf, blocklen));
CU_ASSERT(1 == out.nvlen);
nghttp2_nv_array_sort(nva, 1);
assert_nv_equal(nva, out.nva, 1);
nva_out_reset(&out);
/* Encode with second header */
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, 0, nva, 2);
CU_ASSERT(blocklen > 0);
/* Check common header "h1: ...:, which is removed from the
header table because of eviction, is still emitted by the
inflater */
CU_ASSERT(blocklen == inflate_hd(&inflater, &out, buf, blocklen));
CU_ASSERT(2 == out.nvlen);
nghttp2_nv_array_sort(nva, 2);
assert_nv_equal(nva, out.nva, 2);
nva_out_reset(&out);
CU_ASSERT(1 == deflater.ctx.hd_table.len);
CU_ASSERT(1 == inflater.ctx.hd_table.len);
free(buf);
nghttp2_hd_inflate_free(&inflater);
nghttp2_hd_deflate_free(&deflater);
}
void test_nghttp2_hd_deflate_deflate_buffer(void)
{
nghttp2_hd_deflater deflater;
nghttp2_hd_inflater inflater;
size_t i;
ssize_t blocklen;
uint8_t *buf = NULL;
size_t buflen = 0;
nghttp2_nv nva1[] = { MAKE_NV("k1", "v1"), /* 36 */
MAKE_NV("k10", "v10"), /* 38 */
MAKE_NV("k100", "v100"), /* 40 */
MAKE_NV("k1000", "v1000") /* 42 */
}; /* Total: 156 */
nghttp2_nv nva2[] = { MAKE_NV("k10", "v10"), /* 38 */
MAKE_NV("k1", "v1") /* 36 */
};
nghttp2_nv nv3;
uint8_t val[256];
nghttp2_nv nva4[] = { MAKE_NV(":method", "GET"),
MAKE_NV(":scheme", "http")
};
nghttp2_hd_entry *ent;
nva_out out;
nva_out_init(&out);
memset(val, 'a', sizeof(val));
nv3.name = nv3.value = val;
nv3.namelen = nv3.valuelen = sizeof(val);
/* Check the case where entry from static table is inserted to
dynamic header table. And it is out of deflate header table
size. */
nghttp2_hd_deflate_init2(&deflater, NGHTTP2_HD_SIDE_REQUEST, 32);
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, 0,
nva4, ARRLEN(nva4));
CU_ASSERT(blocklen > 0);
/* Now header table should look like this:
*
* 0: :scheme, http (-)
* 1: :method, GET (-)
*
* name/value of all entries must be NULL.
*/
CU_ASSERT(2 == deflater.ctx.hd_table.len);
CU_ASSERT(0 == deflater.ctx.deflate_hd_tablelen);
CU_ASSERT(0 == deflater.ctx.deflate_hd_table_bufsize);
for(i = 0; i < 2; ++i) {
ent = nghttp2_hd_table_get(&deflater.ctx, i);
CU_ASSERT(ent->nv.name == NULL);
CU_ASSERT(ent->nv.value == NULL);
CU_ASSERT(0 == (ent->flags & NGHTTP2_HD_FLAG_REFSET));
}
CU_ASSERT(blocklen == inflate_hd(&inflater, &out, buf, blocklen));
CU_ASSERT(2 == out.nvlen);
assert_nv_equal(nva4, out.nva, 2);
nva_out_reset(&out);
nghttp2_hd_deflate_free(&deflater);
nghttp2_hd_inflate_free(&inflater);
/* 156 buffer size can hold all headers in deflate region */
nghttp2_hd_deflate_init2(&deflater, NGHTTP2_HD_SIDE_REQUEST, 156);
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, 0,
nva1, ARRLEN(nva1));
CU_ASSERT(blocklen > 0);
/* Now header table should look like this:
*
* 0: k1000, v100
* 1: k100, v100
* 2: k10, v10
* 3: k1, v1
*/
CU_ASSERT(4 == deflater.ctx.hd_table.len);
CU_ASSERT(4 == deflater.ctx.deflate_hd_tablelen);
CU_ASSERT(156 == deflater.ctx.deflate_hd_table_bufsize);
for(i = 0; i < 4; ++i) {
CU_ASSERT(nghttp2_hd_table_get(&deflater.ctx, i)->nv.name != NULL);
CU_ASSERT(nghttp2_hd_table_get(&deflater.ctx, i)->nv.value != NULL);
}
CU_ASSERT(0 == nghttp2_hd_change_table_size(&deflater.ctx, 156));
CU_ASSERT(4 == deflater.ctx.hd_table.len);
CU_ASSERT(4 == deflater.ctx.deflate_hd_tablelen);
CU_ASSERT(156 == deflater.ctx.deflate_hd_table_bufsize);
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, 0, &nv3, 1);
CU_ASSERT(blocklen > 0);
/* Now header table should be unchanged, because we don't index
large header */
CU_ASSERT(4 == deflater.ctx.hd_table.len);
CU_ASSERT(4 == deflater.ctx.deflate_hd_tablelen);
CU_ASSERT(156 == deflater.ctx.deflate_hd_table_bufsize);
nghttp2_hd_deflate_free(&deflater);
/* Check more complex use case */
nghttp2_hd_deflate_init2(&deflater, NGHTTP2_HD_SIDE_REQUEST, 155);
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, 0,
nva1, ARRLEN(nva1));
CU_ASSERT(blocklen > 0);
/* Now header table should look like this:
*
* 0: k1000, v100 (R)
* 1: k100, v100 (R)
* 2: k10, v10 (R)
* 3: k1, v1 (-) <- name, value must be NULL and not in reference set
*
* But due to the deflate table size limit, name/value of index=3 must
* be NULL.
*/
CU_ASSERT(4 == deflater.ctx.hd_table.len);
CU_ASSERT(3 == deflater.ctx.deflate_hd_tablelen);
CU_ASSERT(120 == deflater.ctx.deflate_hd_table_bufsize);
for(i = 0; i < 3; ++i) {
CU_ASSERT(nghttp2_hd_table_get(&deflater.ctx, i)->nv.name != NULL);
CU_ASSERT(nghttp2_hd_table_get(&deflater.ctx, i)->nv.value != NULL);
}
ent = nghttp2_hd_table_get(&deflater.ctx, 3);
CU_ASSERT(ent->nv.name == NULL);
CU_ASSERT(ent->nv.value == NULL);
CU_ASSERT(0 == (ent->flags & NGHTTP2_HD_FLAG_REFSET));
CU_ASSERT(blocklen == inflate_hd(&inflater, &out, buf, blocklen));
CU_ASSERT(4 == out.nvlen);
assert_nv_equal(nva1, out.nva, 4);
nva_out_reset(&out);
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, 0,
nva2, ARRLEN(nva2));
CU_ASSERT(blocklen > 0);
/* Now header table should look like this:
*
* 0: k1, v1 (R)
* 1: k1000, v100 (R)
* 2: k100, v100 (R)
* 3: k10, v10 (-) <- name, value must be NULL
* 4: k1, v1 (-) <- name, value must be NULL
*/
CU_ASSERT(5 == deflater.ctx.hd_table.len);
CU_ASSERT(3 == deflater.ctx.deflate_hd_tablelen);
CU_ASSERT(118 == deflater.ctx.deflate_hd_table_bufsize);
ent = nghttp2_hd_table_get(&deflater.ctx, 3);
CU_ASSERT(0 == (ent->flags & NGHTTP2_HD_FLAG_REFSET));
ent = nghttp2_hd_table_get(&deflater.ctx, 3);
CU_ASSERT(0 == (ent->flags & NGHTTP2_HD_FLAG_REFSET));
CU_ASSERT(blocklen == inflate_hd(&inflater, &out, buf, blocklen));
CU_ASSERT(2 == out.nvlen);
/* Sort before comparison */
nghttp2_nv_array_sort(nva2, 2);
assert_nv_equal(nva2, out.nva, 2);
nva_out_reset(&out);
free(buf);
nghttp2_hd_inflate_free(&inflater);
nghttp2_hd_deflate_free(&deflater);
}
void test_nghttp2_hd_deflate_clear_refset(void)
{
nghttp2_hd_deflater deflater;
nghttp2_hd_inflater inflater;
uint8_t *buf = NULL;
size_t buflen = 0;
ssize_t blocklen;
nghttp2_nv nv[] = {
MAKE_NV(":path", "/"),
MAKE_NV(":scheme", "http")
};
size_t i;
nva_out out;
nva_out_init(&out);
nghttp2_hd_deflate_init2(&deflater, NGHTTP2_HD_SIDE_REQUEST,
NGHTTP2_HD_DEFAULT_MAX_DEFLATE_BUFFER_SIZE);
nghttp2_hd_deflate_set_no_refset(&deflater, 1);
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
for(i = 0; i < 2; ++i) {
blocklen = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, 0,
nv, ARRLEN(nv));
CU_ASSERT(blocklen > 1);
CU_ASSERT(blocklen == inflate_hd(&inflater, &out, buf, blocklen));
CU_ASSERT(ARRLEN(nv) == out.nvlen);
assert_nv_equal(nv, out.nva, ARRLEN(nv));
nva_out_reset(&out);
}
free(buf);
nghttp2_hd_inflate_free(&inflater);
nghttp2_hd_deflate_free(&deflater);
}
void test_nghttp2_hd_inflate_indname_noinc(void)
{
nghttp2_hd_inflater inflater;
uint8_t *buf = NULL;
size_t buflen = 0;
size_t offset = 0;
nghttp2_nv nv[] = {
/* Huffman */
MAKE_NV("user-agent", "nghttp2"),
/* Expecting no huffman */
MAKE_NV("user-agent", "x")
};
size_t i;
nva_out out;
nva_out_init(&out);
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
for(i = 0; i < ARRLEN(nv); ++i) {
offset = 0;
CU_ASSERT(0 == nghttp2_hd_emit_indname_block(&buf, &buflen, &offset, 56,
nv[i].value, nv[i].valuelen,
0,
NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT((ssize_t)offset == inflate_hd(&inflater, &out, buf, offset));
CU_ASSERT(1 == out.nvlen);
assert_nv_equal(&nv[i], out.nva, 1);
CU_ASSERT(0 == inflater.ctx.hd_table.len);
nva_out_reset(&out);
}
free(buf);
nghttp2_hd_inflate_free(&inflater);
}
void test_nghttp2_hd_inflate_indname_inc(void)
{
nghttp2_hd_inflater inflater;
uint8_t *buf = NULL;
size_t buflen = 0;
size_t offset = 0;
nghttp2_nv nv = MAKE_NV("user-agent", "nghttp2");
nva_out out;
nva_out_init(&out);
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
CU_ASSERT(0 == nghttp2_hd_emit_indname_block(&buf, &buflen, &offset, 56,
nv.value, nv.valuelen, 1,
NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT((ssize_t)offset == inflate_hd(&inflater, &out, buf, offset));
CU_ASSERT(1 == out.nvlen);
assert_nv_equal(&nv, out.nva, 1);
CU_ASSERT(1 == inflater.ctx.hd_table.len);
assert_nv_equal(&nv,
&GET_TABLE_ENT(&inflater.ctx,
inflater.ctx.hd_table.len-1)->nv, 1);
nva_out_reset(&out);
free(buf);
nghttp2_hd_inflate_free(&inflater);
}
void test_nghttp2_hd_inflate_indname_inc_eviction(void)
{
nghttp2_hd_inflater inflater;
uint8_t *buf = NULL;
size_t buflen = 0;
size_t offset = 0;
uint8_t value[1024];
nva_out out;
nva_out_init(&out);
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
memset(value, '0', sizeof(value));
CU_ASSERT(0 == nghttp2_hd_emit_indname_block(&buf, &buflen, &offset, 13,
value, sizeof(value), 1,
NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT(0 == nghttp2_hd_emit_indname_block(&buf, &buflen, &offset, 14,
value, sizeof(value), 1,
NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT(0 == nghttp2_hd_emit_indname_block(&buf, &buflen, &offset, 15,
value, sizeof(value), 1,
NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT(0 == nghttp2_hd_emit_indname_block(&buf, &buflen, &offset, 16,
value, sizeof(value), 1,
NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT((ssize_t)offset == inflate_hd(&inflater, &out, buf, offset));
CU_ASSERT(4 == out.nvlen);
CU_ASSERT(14 == out.nva[0].namelen);
CU_ASSERT(0 == memcmp("accept-charset", out.nva[0].name, out.nva[0].namelen));
CU_ASSERT(sizeof(value) == out.nva[0].valuelen);
nva_out_reset(&out);
CU_ASSERT(3 == inflater.ctx.hd_table.len);
CU_ASSERT(GET_TABLE_ENT(&inflater.ctx, 0)->flags & NGHTTP2_HD_FLAG_REFSET);
free(buf);
nghttp2_hd_inflate_free(&inflater);
}
void test_nghttp2_hd_inflate_newname_noinc(void)
{
nghttp2_hd_inflater inflater;
uint8_t *buf = NULL;
size_t buflen = 0;
size_t offset = 0;
nghttp2_nv nv[] = {
/* Expecting huffman for both */
MAKE_NV("my-long-content-length", "nghttp2"),
/* Expecting no huffman for both */
MAKE_NV("x", "y"),
/* Huffman for key only */
MAKE_NV("my-long-content-length", "y"),
/* Huffman for value only */
MAKE_NV("x", "nghttp2")
};
size_t i;
nva_out out;
nva_out_init(&out);
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
for(i = 0; i < ARRLEN(nv); ++i) {
offset = 0;
CU_ASSERT(0 == nghttp2_hd_emit_newname_block(&buf, &buflen, &offset,
&nv[i], 0,
NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT((ssize_t)offset == inflate_hd(&inflater, &out, buf, offset));
CU_ASSERT(1 == out.nvlen);
assert_nv_equal(&nv[i], out.nva, 1);
CU_ASSERT(0 == inflater.ctx.hd_table.len);
nva_out_reset(&out);
}
free(buf);
nghttp2_hd_inflate_free(&inflater);
}
void test_nghttp2_hd_inflate_newname_inc(void)
{
nghttp2_hd_inflater inflater;
uint8_t *buf = NULL;
size_t buflen = 0;
size_t offset = 0;
nghttp2_nv nv = MAKE_NV("x-rel", "nghttp2");
nva_out out;
nva_out_init(&out);
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
CU_ASSERT(0 == nghttp2_hd_emit_newname_block(&buf, &buflen, &offset,
&nv, 1,
NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT((ssize_t)offset == inflate_hd(&inflater, &out, buf, offset));
CU_ASSERT(1 == out.nvlen);
assert_nv_equal(&nv, out.nva, 1);
CU_ASSERT(1 == inflater.ctx.hd_table.len);
assert_nv_equal(&nv,
&GET_TABLE_ENT(&inflater.ctx,
inflater.ctx.hd_table.len-1)->nv, 1);
nva_out_reset(&out);
free(buf);
nghttp2_hd_inflate_free(&inflater);
}
void test_nghttp2_hd_inflate_clearall_inc(void)
{
nghttp2_hd_inflater inflater;
uint8_t *buf = NULL;
size_t buflen = 0;
size_t offset = 0;
nghttp2_nv nv;
uint8_t value[4060];
nva_out out;
nva_out_init(&out);
/* Total 4097 bytes space required to hold this entry */
nv.name = (uint8_t*)"alpha";
nv.namelen = strlen((char*)nv.name);
memset(value, '0', sizeof(value));
nv.value = value;
nv.valuelen = sizeof(value);
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
CU_ASSERT(0 == nghttp2_hd_emit_newname_block(&buf, &buflen, &offset,
&nv, 1,
NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT((ssize_t)offset == inflate_hd(&inflater, &out, buf, offset));
CU_ASSERT(1 == out.nvlen);
assert_nv_equal(&nv, out.nva, 1);
CU_ASSERT(0 == inflater.ctx.hd_table.len);
nva_out_reset(&out);
/* Do it again */
CU_ASSERT((ssize_t)offset == inflate_hd(&inflater, &out, buf, offset));
CU_ASSERT(1 == out.nvlen);
assert_nv_equal(&nv, out.nva, 1);
CU_ASSERT(0 == inflater.ctx.hd_table.len);
nva_out_reset(&out);
/* This time, 4096 bytes space required, which is just fits in the
header table */
nv.valuelen = sizeof(value) - 1;
offset = 0;
CU_ASSERT(0 == nghttp2_hd_emit_newname_block(&buf, &buflen, &offset,
&nv, 1,
NGHTTP2_HD_SIDE_REQUEST));
CU_ASSERT((ssize_t)offset == inflate_hd(&inflater, &out, buf, offset));
CU_ASSERT(1 == out.nvlen);
assert_nv_equal(&nv, out.nva, 1);
CU_ASSERT(1 == inflater.ctx.hd_table.len);
nva_out_reset(&out);
free(buf);
nghttp2_hd_inflate_free(&inflater);
}
void test_nghttp2_hd_inflate_zero_length_huffman(void)
{
nghttp2_hd_inflater inflater;
uint8_t buf[4];
nva_out out;
nva_out_init(&out);
/* Literal header without indexing - new name */
buf[0] = 0x40;
buf[1] = 1;
buf[2] = 'x';
buf[3] = 0x80;
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
CU_ASSERT(4 == inflate_hd(&inflater, &out, buf, 4));
CU_ASSERT(1 == out.nvlen);
CU_ASSERT(1 == out.nva[0].namelen);
CU_ASSERT('x' == out.nva[0].name[0]);
CU_ASSERT(NULL == out.nva[0].value);
CU_ASSERT(0 == out.nva[0].valuelen);
nva_out_reset(&out);
nghttp2_hd_inflate_free(&inflater);
}
void test_nghttp2_hd_change_table_size(void)
{
nghttp2_hd_deflater deflater;
nghttp2_nv nva[] = { MAKE_NV(":method", "GET"),
MAKE_NV(":path", "/") };
uint8_t *buf = NULL;
size_t buflen = 0;
ssize_t rv;
nghttp2_hd_deflate_init(&deflater, NGHTTP2_HD_SIDE_REQUEST);
CU_ASSERT(0 == nghttp2_hd_change_table_size(&deflater.ctx, 8000));
CU_ASSERT(255 == deflater.ctx.hd_table.mask);
CU_ASSERT(8000 == deflater.ctx.hd_table_bufsize_max);
rv = nghttp2_hd_deflate_hd(&deflater, &buf, &buflen, 0, nva, 2);
CU_ASSERT(rv > 0);
CU_ASSERT(2 == deflater.ctx.hd_table.len);
CU_ASSERT(0 == nghttp2_hd_change_table_size(&deflater.ctx, 16384));
CU_ASSERT(511 == deflater.ctx.hd_table.mask);
CU_ASSERT(2 == deflater.ctx.hd_table.len);
CU_ASSERT(2 == deflater.ctx.deflate_hd_tablelen);
CU_ASSERT(5 ==
deflater.ctx.hd_table.buffer[deflater.ctx.hd_table.first]
->nv.namelen);
CU_ASSERT(0 == nghttp2_hd_change_table_size(&deflater.ctx, 0));
CU_ASSERT(511 == deflater.ctx.hd_table.mask);
CU_ASSERT(0 == deflater.ctx.hd_table.len);
CU_ASSERT(0 == deflater.ctx.deflate_hd_tablelen);
free(buf);
nghttp2_hd_deflate_free(&deflater);
}
static void check_deflate_inflate(nghttp2_hd_deflater *deflater,
nghttp2_hd_inflater *inflater,
nghttp2_nv *nva, size_t nvlen)
{
uint8_t *buf = NULL;
size_t buflen = 0;
ssize_t blocklen;
nva_out out;
nva_out_init(&out);
blocklen = nghttp2_hd_deflate_hd(deflater, &buf, &buflen, 0, nva, nvlen);
assert(blocklen >= 0);
CU_ASSERT(blocklen == inflate_hd(inflater, &out, buf, blocklen));
CU_ASSERT(nvlen == out.nvlen);
assert_nv_equal(nva, out.nva, nvlen);
nva_out_reset(&out);
free(buf);
}
void test_nghttp2_hd_deflate_inflate(void)
{
nghttp2_hd_deflater deflater;
nghttp2_hd_inflater inflater;
nghttp2_nv nv1[] = {
MAKE_NV(":status", "200 OK"),
MAKE_NV("access-control-allow-origin", "*"),
MAKE_NV("cache-control", "private, max-age=0, must-revalidate"),
MAKE_NV("content-length", "76073"),
MAKE_NV("content-type", "text/html"),
MAKE_NV("date", "Sat, 27 Jul 2013 06:22:12 GMT"),
MAKE_NV("expires", "Sat, 27 Jul 2013 06:22:12 GMT"),
MAKE_NV("server", "Apache"),
MAKE_NV("vary", "foobar"),
MAKE_NV("via", "1.1 alphabravo (squid/3.x.x), 1.1 nghttpx"),
MAKE_NV("x-cache", "MISS from alphabravo"),
MAKE_NV("x-cache-action", "MISS"),
MAKE_NV("x-cache-age", "0"),
MAKE_NV("x-cache-lookup", "MISS from alphabravo:3128"),
MAKE_NV("x-lb-nocache", "true"),
};
nghttp2_nv nv2[] = {
MAKE_NV(":status", "304 Not Modified"),
MAKE_NV("age", "0"),
MAKE_NV("cache-control", "max-age=56682045"),
MAKE_NV("content-type", "text/css"),
MAKE_NV("date", "Sat, 27 Jul 2013 06:22:12 GMT"),
MAKE_NV("expires", "Thu, 14 May 2015 07:22:57 GMT"),
MAKE_NV("last-modified", "Tue, 14 May 2013 07:22:15 GMT"),
MAKE_NV("vary", "Accept-Encoding"),
MAKE_NV("via", "1.1 alphabravo (squid/3.x.x), 1.1 nghttpx"),
MAKE_NV("x-cache", "HIT from alphabravo"),
MAKE_NV("x-cache-lookup", "HIT from alphabravo:3128")
};
nghttp2_nv nv3[] = {
MAKE_NV(":status", "304 Not Modified"),
MAKE_NV("age", "0"),
MAKE_NV("cache-control", "max-age=56682072"),
MAKE_NV("content-type", "text/css"),
MAKE_NV("date", "Sat, 27 Jul 2013 06:22:12 GMT"),
MAKE_NV("expires", "Thu, 14 May 2015 07:23:24 GMT"),
MAKE_NV("last-modified", "Tue, 14 May 2013 07:22:13 GMT"),
MAKE_NV("vary", "Accept-Encoding"),
MAKE_NV("via", "1.1 alphabravo (squid/3.x.x), 1.1 nghttpx"),
MAKE_NV("x-cache", "HIT from alphabravo"),
MAKE_NV("x-cache-lookup", "HIT from alphabravo:3128"),
};
nghttp2_nv nv4[] = {
MAKE_NV(":status", "304 Not Modified"),
MAKE_NV("age", "0"),
MAKE_NV("cache-control", "max-age=56682022"),
MAKE_NV("content-type", "text/css"),
MAKE_NV("date", "Sat, 27 Jul 2013 06:22:12 GMT"),
MAKE_NV("expires", "Thu, 14 May 2015 07:22:34 GMT"),
MAKE_NV("last-modified", "Tue, 14 May 2013 07:22:14 GMT"),
MAKE_NV("vary", "Accept-Encoding"),
MAKE_NV("via", "1.1 alphabravo (squid/3.x.x), 1.1 nghttpx"),
MAKE_NV("x-cache", "HIT from alphabravo"),
MAKE_NV("x-cache-lookup", "HIT from alphabravo:3128"),
};
nghttp2_nv nv5[] = {
MAKE_NV(":status", "304 Not Modified"),
MAKE_NV("age", "0"),
MAKE_NV("cache-control", "max-age=4461139"),
MAKE_NV("content-type", "application/x-javascript"),
MAKE_NV("date", "Sat, 27 Jul 2013 06:22:12 GMT"),
MAKE_NV("expires", "Mon, 16 Sep 2013 21:34:31 GMT"),
MAKE_NV("last-modified", "Thu, 05 May 2011 09:15:59 GMT"),
MAKE_NV("vary", "Accept-Encoding"),
MAKE_NV("via", "1.1 alphabravo (squid/3.x.x), 1.1 nghttpx"),
MAKE_NV("x-cache", "HIT from alphabravo"),
MAKE_NV("x-cache-lookup", "HIT from alphabravo:3128"),
};
nghttp2_nv nv6[] = {
MAKE_NV(":status", "304 Not Modified"),
MAKE_NV("age", "0"),
MAKE_NV("cache-control", "max-age=18645951"),
MAKE_NV("content-type", "application/x-javascript"),
MAKE_NV("date", "Sat, 27 Jul 2013 06:22:12 GMT"),
MAKE_NV("expires", "Fri, 28 Feb 2014 01:48:03 GMT"),
MAKE_NV("last-modified", "Tue, 12 Jul 2011 16:02:59 GMT"),
MAKE_NV("vary", "Accept-Encoding"),
MAKE_NV("via", "1.1 alphabravo (squid/3.x.x), 1.1 nghttpx"),
MAKE_NV("x-cache", "HIT from alphabravo"),
MAKE_NV("x-cache-lookup", "HIT from alphabravo:3128"),
};
nghttp2_nv nv7[] = {
MAKE_NV(":status", "304 Not Modified"),
MAKE_NV("age", "0"),
MAKE_NV("cache-control", "max-age=31536000"),
MAKE_NV("content-type", "application/javascript"),
MAKE_NV("date", "Sat, 27 Jul 2013 06:22:12 GMT"),
MAKE_NV("etag", "\"6807-4dc5b54e0dcc0\""),
MAKE_NV("expires", "Wed, 21 May 2014 08:32:17 GMT"),
MAKE_NV("last-modified", "Fri, 10 May 2013 11:18:51 GMT"),
MAKE_NV("via", "1.1 alphabravo (squid/3.x.x), 1.1 nghttpx"),
MAKE_NV("x-cache", "HIT from alphabravo"),
MAKE_NV("x-cache-lookup", "HIT from alphabravo:3128"),
};
nghttp2_nv nv8[] = {
MAKE_NV(":status", "304 Not Modified"),
MAKE_NV("age", "0"),
MAKE_NV("cache-control", "max-age=31536000"),
MAKE_NV("content-type", "application/javascript"),
MAKE_NV("date", "Sat, 27 Jul 2013 06:22:12 GMT"),
MAKE_NV("etag", "\"41c6-4de7d28585b00\""),
MAKE_NV("expires", "Thu, 12 Jun 2014 10:00:58 GMT"),
MAKE_NV("last-modified", "Thu, 06 Jun 2013 14:30:36 GMT"),
MAKE_NV("via", "1.1 alphabravo (squid/3.x.x), 1.1 nghttpx"),
MAKE_NV("x-cache", "HIT from alphabravo"),
MAKE_NV("x-cache-lookup", "HIT from alphabravo:3128"),
};
nghttp2_nv nv9[] = {
MAKE_NV(":status", "304 Not Modified"),
MAKE_NV("age", "0"),
MAKE_NV("cache-control", "max-age=31536000"),
MAKE_NV("content-type", "application/javascript"),
MAKE_NV("date", "Sat, 27 Jul 2013 06:22:12 GMT"),
MAKE_NV("etag", "\"19d6e-4dc5b35a541c0\""),
MAKE_NV("expires", "Wed, 21 May 2014 08:32:18 GMT"),
MAKE_NV("last-modified", "Fri, 10 May 2013 11:10:07 GMT"),
MAKE_NV("via", "1.1 alphabravo (squid/3.x.x), 1.1 nghttpx"),
MAKE_NV("x-cache", "HIT from alphabravo"),
MAKE_NV("x-cache-lookup", "HIT from alphabravo:3128"),
};
nghttp2_nv nv10[] = {
MAKE_NV(":status", "304 Not Modified"),
MAKE_NV("age", "0"),
MAKE_NV("cache-control", "max-age=56682045"),
MAKE_NV("content-type", "text/css"),
MAKE_NV("date", "Sat, 27 Jul 2013 06:22:12 GMT"),
MAKE_NV("expires", "Thu, 14 May 2015 07:22:57 GMT"),
MAKE_NV("last-modified", "Tue, 14 May 2013 07:21:53 GMT"),
MAKE_NV("vary", "Accept-Encoding"),
MAKE_NV("via", "1.1 alphabravo (squid/3.x.x), 1.1 nghttpx"),
MAKE_NV("x-cache", "HIT from alphabravo"),
MAKE_NV("x-cache-lookup", "HIT from alphabravo:3128"),
};
nghttp2_hd_deflate_init(&deflater, NGHTTP2_HD_SIDE_REQUEST);
nghttp2_hd_inflate_init(&inflater, NGHTTP2_HD_SIDE_REQUEST);
check_deflate_inflate(&deflater, &inflater, nv1, ARRLEN(nv1));
check_deflate_inflate(&deflater, &inflater, nv2, ARRLEN(nv2));
check_deflate_inflate(&deflater, &inflater, nv3, ARRLEN(nv3));
check_deflate_inflate(&deflater, &inflater, nv4, ARRLEN(nv4));
check_deflate_inflate(&deflater, &inflater, nv5, ARRLEN(nv5));
check_deflate_inflate(&deflater, &inflater, nv6, ARRLEN(nv6));
check_deflate_inflate(&deflater, &inflater, nv7, ARRLEN(nv7));
check_deflate_inflate(&deflater, &inflater, nv8, ARRLEN(nv8));
check_deflate_inflate(&deflater, &inflater, nv9, ARRLEN(nv9));
check_deflate_inflate(&deflater, &inflater, nv10, ARRLEN(nv10));
nghttp2_hd_inflate_free(&inflater);
nghttp2_hd_deflate_free(&deflater);
}
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