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Diffstat (limited to 'tests/nghttp2_test_helper.c')
| -rw-r--r-- | tests/nghttp2_test_helper.c | 436 |
1 files changed, 436 insertions, 0 deletions
diff --git a/tests/nghttp2_test_helper.c b/tests/nghttp2_test_helper.c new file mode 100644 index 0000000..0912a30 --- /dev/null +++ b/tests/nghttp2_test_helper.c @@ -0,0 +1,436 @@ +/* + * nghttp2 - HTTP/2 C Library + * + * Copyright (c) 2012 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_test_helper.h" + +#include <assert.h> + +#include <CUnit/CUnit.h> + +#include "nghttp2_helper.h" +#include "nghttp2_priority_spec.h" + +int unpack_framebuf(nghttp2_frame *frame, nghttp2_bufs *bufs) { + nghttp2_buf *buf; + + /* Assuming we have required data in first buffer. We don't decode + header block so, we don't mind its space */ + buf = &bufs->head->buf; + return unpack_frame(frame, buf->pos, nghttp2_buf_len(buf)); +} + +int unpack_frame(nghttp2_frame *frame, const uint8_t *in, size_t len) { + int rv = 0; + const uint8_t *payload = in + NGHTTP2_FRAME_HDLEN; + size_t payloadlen = len - NGHTTP2_FRAME_HDLEN; + size_t payloadoff; + nghttp2_mem *mem; + + mem = nghttp2_mem_default(); + + nghttp2_frame_unpack_frame_hd(&frame->hd, in); + switch (frame->hd.type) { + case NGHTTP2_HEADERS: + payloadoff = ((frame->hd.flags & NGHTTP2_FLAG_PADDED) > 0); + rv = nghttp2_frame_unpack_headers_payload(&frame->headers, + payload + payloadoff); + break; + case NGHTTP2_PRIORITY: + nghttp2_frame_unpack_priority_payload(&frame->priority, payload); + break; + case NGHTTP2_RST_STREAM: + nghttp2_frame_unpack_rst_stream_payload(&frame->rst_stream, payload); + break; + case NGHTTP2_SETTINGS: + rv = nghttp2_frame_unpack_settings_payload2( + &frame->settings.iv, &frame->settings.niv, payload, payloadlen, mem); + break; + case NGHTTP2_PUSH_PROMISE: + rv = nghttp2_frame_unpack_push_promise_payload(&frame->push_promise, + payload); + break; + case NGHTTP2_PING: + nghttp2_frame_unpack_ping_payload(&frame->ping, payload); + break; + case NGHTTP2_GOAWAY: + nghttp2_frame_unpack_goaway_payload2(&frame->goaway, payload, payloadlen, + mem); + break; + case NGHTTP2_WINDOW_UPDATE: + nghttp2_frame_unpack_window_update_payload(&frame->window_update, payload); + break; + case NGHTTP2_ALTSVC: + assert(payloadlen > 2); + nghttp2_frame_unpack_altsvc_payload2(&frame->ext, payload, payloadlen, mem); + break; + case NGHTTP2_ORIGIN: + rv = nghttp2_frame_unpack_origin_payload(&frame->ext, payload, payloadlen, + mem); + break; + case NGHTTP2_PRIORITY_UPDATE: + assert(payloadlen >= 4); + nghttp2_frame_unpack_priority_update_payload( + &frame->ext, (uint8_t *)payload, payloadlen); + break; + default: + /* Must not be reachable */ + assert(0); + } + return rv; +} + +int strmemeq(const char *a, const uint8_t *b, size_t bn) { + const uint8_t *c; + if (!a || !b) { + return 0; + } + c = b + bn; + for (; *a && b != c && *a == *b; ++a, ++b) + ; + return !*a && b == c; +} + +int nvnameeq(const char *a, nghttp2_nv *nv) { + return strmemeq(a, nv->name, nv->namelen); +} + +int nvvalueeq(const char *a, nghttp2_nv *nv) { + return strmemeq(a, nv->value, nv->valuelen); +} + +void nva_out_init(nva_out *out) { + memset(out->nva, 0, sizeof(out->nva)); + out->nvlen = 0; +} + +void nva_out_reset(nva_out *out, nghttp2_mem *mem) { + size_t i; + for (i = 0; i < out->nvlen; ++i) { + mem->free(out->nva[i].name, NULL); + mem->free(out->nva[i].value, NULL); + } + memset(out->nva, 0, sizeof(out->nva)); + out->nvlen = 0; +} + +void add_out(nva_out *out, nghttp2_nv *nv, nghttp2_mem *mem) { + nghttp2_nv *onv = &out->nva[out->nvlen]; + if (nv->namelen) { + onv->name = mem->malloc(nv->namelen, NULL); + memcpy(onv->name, nv->name, nv->namelen); + } else { + onv->name = NULL; + } + if (nv->valuelen) { + onv->value = mem->malloc(nv->valuelen, NULL); + memcpy(onv->value, nv->value, nv->valuelen); + } else { + onv->value = NULL; + } + onv->namelen = nv->namelen; + onv->valuelen = nv->valuelen; + + onv->flags = nv->flags; + + ++out->nvlen; +} + +ssize_t inflate_hd(nghttp2_hd_inflater *inflater, nva_out *out, + nghttp2_bufs *bufs, size_t offset, nghttp2_mem *mem) { + ssize_t rv; + nghttp2_nv nv; + int inflate_flags; + nghttp2_buf_chain *ci; + nghttp2_buf *buf; + nghttp2_buf bp; + int fin; + size_t processed; + + processed = 0; + + for (ci = bufs->head; ci; ci = ci->next) { + buf = &ci->buf; + fin = nghttp2_buf_len(buf) == 0 || ci->next == NULL; + bp = *buf; + + if (offset) { + size_t n; + + n = nghttp2_min(offset, nghttp2_buf_len(&bp)); + bp.pos += n; + offset -= n; + } + + for (;;) { + inflate_flags = 0; + rv = nghttp2_hd_inflate_hd2(inflater, &nv, &inflate_flags, bp.pos, + nghttp2_buf_len(&bp), fin); + + if (rv < 0) { + return rv; + } + + bp.pos += rv; + processed += (size_t)rv; + + if (inflate_flags & NGHTTP2_HD_INFLATE_EMIT) { + if (out) { + add_out(out, &nv, mem); + } + } + if (inflate_flags & NGHTTP2_HD_INFLATE_FINAL) { + break; + } + if ((inflate_flags & NGHTTP2_HD_INFLATE_EMIT) == 0 && + nghttp2_buf_len(&bp) == 0) { + break; + } + } + } + + nghttp2_hd_inflate_end_headers(inflater); + + return (ssize_t)processed; +} + +int pack_headers(nghttp2_bufs *bufs, nghttp2_hd_deflater *deflater, + int32_t stream_id, uint8_t flags, const nghttp2_nv *nva, + size_t nvlen, nghttp2_mem *mem) { + nghttp2_nv *dnva; + nghttp2_frame frame; + int rv; + + nghttp2_nv_array_copy(&dnva, nva, nvlen, mem); + + nghttp2_frame_headers_init(&frame.headers, flags, stream_id, + NGHTTP2_HCAT_HEADERS, NULL, dnva, nvlen); + rv = nghttp2_frame_pack_headers(bufs, &frame.headers, deflater); + + nghttp2_frame_headers_free(&frame.headers, mem); + + return rv; +} + +int pack_push_promise(nghttp2_bufs *bufs, nghttp2_hd_deflater *deflater, + int32_t stream_id, uint8_t flags, + int32_t promised_stream_id, const nghttp2_nv *nva, + size_t nvlen, nghttp2_mem *mem) { + nghttp2_nv *dnva; + nghttp2_frame frame; + int rv; + + nghttp2_nv_array_copy(&dnva, nva, nvlen, mem); + + nghttp2_frame_push_promise_init(&frame.push_promise, flags, stream_id, + promised_stream_id, dnva, nvlen); + rv = nghttp2_frame_pack_push_promise(bufs, &frame.push_promise, deflater); + + nghttp2_frame_push_promise_free(&frame.push_promise, mem); + + return rv; +} + +int frame_pack_bufs_init(nghttp2_bufs *bufs) { + /* 1 for Pad Length */ + return nghttp2_bufs_init2(bufs, 4096, 16, NGHTTP2_FRAME_HDLEN + 1, + nghttp2_mem_default()); +} + +void bufs_large_init(nghttp2_bufs *bufs, size_t chunk_size) { + /* 1 for Pad Length */ + nghttp2_bufs_init2(bufs, chunk_size, 16, NGHTTP2_FRAME_HDLEN + 1, + nghttp2_mem_default()); +} + +static nghttp2_stream *open_stream_with_all(nghttp2_session *session, + int32_t stream_id, int32_t weight, + uint8_t exclusive, + nghttp2_stream *dep_stream) { + nghttp2_priority_spec pri_spec; + int32_t dep_stream_id; + + if (dep_stream) { + dep_stream_id = dep_stream->stream_id; + } else { + dep_stream_id = 0; + } + + nghttp2_priority_spec_init(&pri_spec, dep_stream_id, weight, exclusive); + + return nghttp2_session_open_stream(session, stream_id, + NGHTTP2_STREAM_FLAG_NONE, &pri_spec, + NGHTTP2_STREAM_OPENED, NULL); +} + +nghttp2_stream *open_stream(nghttp2_session *session, int32_t stream_id) { + return open_stream_with_all(session, stream_id, NGHTTP2_DEFAULT_WEIGHT, 0, + NULL); +} + +nghttp2_stream *open_stream_with_dep(nghttp2_session *session, + int32_t stream_id, + nghttp2_stream *dep_stream) { + return open_stream_with_all(session, stream_id, NGHTTP2_DEFAULT_WEIGHT, 0, + dep_stream); +} + +nghttp2_stream *open_stream_with_dep_weight(nghttp2_session *session, + int32_t stream_id, int32_t weight, + nghttp2_stream *dep_stream) { + return open_stream_with_all(session, stream_id, weight, 0, dep_stream); +} + +nghttp2_stream *open_stream_with_dep_excl(nghttp2_session *session, + int32_t stream_id, + nghttp2_stream *dep_stream) { + return open_stream_with_all(session, stream_id, NGHTTP2_DEFAULT_WEIGHT, 1, + dep_stream); +} + +nghttp2_outbound_item *create_data_ob_item(nghttp2_mem *mem) { + nghttp2_outbound_item *item; + + item = mem->malloc(sizeof(nghttp2_outbound_item), NULL); + memset(item, 0, sizeof(nghttp2_outbound_item)); + + return item; +} + +nghttp2_stream *open_sent_stream(nghttp2_session *session, int32_t stream_id) { + nghttp2_priority_spec pri_spec; + + nghttp2_priority_spec_init(&pri_spec, 0, NGHTTP2_DEFAULT_WEIGHT, 0); + return open_sent_stream3(session, stream_id, NGHTTP2_FLAG_NONE, &pri_spec, + NGHTTP2_STREAM_OPENED, NULL); +} + +nghttp2_stream *open_sent_stream2(nghttp2_session *session, int32_t stream_id, + nghttp2_stream_state initial_state) { + nghttp2_priority_spec pri_spec; + + nghttp2_priority_spec_init(&pri_spec, 0, NGHTTP2_DEFAULT_WEIGHT, 0); + return open_sent_stream3(session, stream_id, NGHTTP2_FLAG_NONE, &pri_spec, + initial_state, NULL); +} + +nghttp2_stream *open_sent_stream3(nghttp2_session *session, int32_t stream_id, + uint8_t flags, + nghttp2_priority_spec *pri_spec_in, + nghttp2_stream_state initial_state, + void *stream_user_data) { + nghttp2_stream *stream; + + assert(nghttp2_session_is_my_stream_id(session, stream_id)); + + stream = nghttp2_session_open_stream(session, stream_id, flags, pri_spec_in, + initial_state, stream_user_data); + session->last_sent_stream_id = + nghttp2_max(session->last_sent_stream_id, stream_id); + session->next_stream_id = + nghttp2_max(session->next_stream_id, (uint32_t)stream_id + 2); + + return stream; +} + +nghttp2_stream *open_sent_stream_with_dep(nghttp2_session *session, + int32_t stream_id, + nghttp2_stream *dep_stream) { + return open_sent_stream_with_dep_weight(session, stream_id, + NGHTTP2_DEFAULT_WEIGHT, dep_stream); +} + +nghttp2_stream *open_sent_stream_with_dep_weight(nghttp2_session *session, + int32_t stream_id, + int32_t weight, + nghttp2_stream *dep_stream) { + nghttp2_stream *stream; + + assert(nghttp2_session_is_my_stream_id(session, stream_id)); + + stream = open_stream_with_all(session, stream_id, weight, 0, dep_stream); + + session->last_sent_stream_id = + nghttp2_max(session->last_sent_stream_id, stream_id); + session->next_stream_id = + nghttp2_max(session->next_stream_id, (uint32_t)stream_id + 2); + + return stream; +} + +nghttp2_stream *open_recv_stream(nghttp2_session *session, int32_t stream_id) { + nghttp2_priority_spec pri_spec; + + nghttp2_priority_spec_init(&pri_spec, 0, NGHTTP2_DEFAULT_WEIGHT, 0); + return open_recv_stream3(session, stream_id, NGHTTP2_FLAG_NONE, &pri_spec, + NGHTTP2_STREAM_OPENED, NULL); +} + +nghttp2_stream *open_recv_stream2(nghttp2_session *session, int32_t stream_id, + nghttp2_stream_state initial_state) { + nghttp2_priority_spec pri_spec; + + nghttp2_priority_spec_init(&pri_spec, 0, NGHTTP2_DEFAULT_WEIGHT, 0); + return open_recv_stream3(session, stream_id, NGHTTP2_FLAG_NONE, &pri_spec, + initial_state, NULL); +} + +nghttp2_stream *open_recv_stream3(nghttp2_session *session, int32_t stream_id, + uint8_t flags, + nghttp2_priority_spec *pri_spec_in, + nghttp2_stream_state initial_state, + void *stream_user_data) { + nghttp2_stream *stream; + + assert(!nghttp2_session_is_my_stream_id(session, stream_id)); + + stream = nghttp2_session_open_stream(session, stream_id, flags, pri_spec_in, + initial_state, stream_user_data); + session->last_recv_stream_id = + nghttp2_max(session->last_recv_stream_id, stream_id); + + return stream; +} + +nghttp2_stream *open_recv_stream_with_dep(nghttp2_session *session, + int32_t stream_id, + nghttp2_stream *dep_stream) { + return open_recv_stream_with_dep_weight(session, stream_id, + NGHTTP2_DEFAULT_WEIGHT, dep_stream); +} + +nghttp2_stream *open_recv_stream_with_dep_weight(nghttp2_session *session, + int32_t stream_id, + int32_t weight, + nghttp2_stream *dep_stream) { + nghttp2_stream *stream; + + assert(!nghttp2_session_is_my_stream_id(session, stream_id)); + + stream = open_stream_with_all(session, stream_id, weight, 0, dep_stream); + + session->last_recv_stream_id = + nghttp2_max(session->last_recv_stream_id, stream_id); + + return stream; +} |