static void finalize_outbuf(grpc_chttp2_transport_writing *transport_writing) {
grpc_chttp2_stream_writing *stream_writing;
while (
grpc_chttp2_list_pop_writing_stream(transport_writing, &stream_writing)) {
if (stream_writing->sopb.nops > 0 || stream_writing->send_closed != GRPC_DONT_SEND_CLOSED) {
grpc_chttp2_encode(stream_writing->sopb.ops, stream_writing->sopb.nops,
stream_writing->send_closed != GRPC_DONT_SEND_CLOSED,
stream_writing->id, &transport_writing->hpack_compressor,
&transport_writing->outbuf);
stream_writing->sopb.nops = 0;
}
if (stream_writing->announce_window > 0) {
gpr_slice_buffer_add(
&transport_writing->outbuf,
grpc_chttp2_window_update_create(
stream_writing->id, stream_writing->announce_window));
stream_writing->announce_window = 0;
}
if (stream_writing->send_closed == GRPC_SEND_CLOSED_WITH_RST_STREAM) {
gpr_slice_buffer_add(&transport_writing->outbuf,
grpc_chttp2_rst_stream_create(stream_writing->id,
GRPC_CHTTP2_NO_ERROR));
}
grpc_chttp2_list_add_written_stream(transport_writing, stream_writing);
}
}
static void test_decode_random_headers_inner(int max_len) {
int i;
test_decode_random_header_state st;
gpr_slice_buffer output;
gpr_slice merged;
grpc_stream_op_buffer encops;
grpc_chttp2_hpack_parser parser;
grpc_chttp2_hpack_parser_init(&parser, g_mdctx);
grpc_sopb_init(&encops);
gpr_log(GPR_INFO, "max_len = %d", max_len);
for (i = 0; i < 10000; i++) {
randstr(st.key, max_len);
randstr(st.value, max_len);
add_sopb_headers(1, st.key, st.value);
gpr_slice_buffer_init(&output);
GPR_ASSERT(0 ==
grpc_chttp2_preencode(g_sopb.ops, &g_sopb.nops, 0, &encops));
grpc_chttp2_encode(encops.ops, encops.nops, 0, 0xdeadbeef, &g_compressor,
&output);
encops.nops = 0;
merged = grpc_slice_merge(output.slices, output.count);
gpr_slice_buffer_destroy(&output);
st.got_hdr = 0;
parser.on_header = chk_hdr;
parser.on_header_user_data = &st;
grpc_chttp2_hpack_parser_parse(&parser, GPR_SLICE_START_PTR(merged) + 9,
GPR_SLICE_END_PTR(merged));
GPR_ASSERT(st.got_hdr);
gpr_slice_unref(merged);
}
grpc_chttp2_hpack_parser_destroy(&parser);
grpc_sopb_destroy(&encops);
}
/* verify that the output generated by encoding the stream matches the
hexstring passed in */
static void verify_sopb(size_t window_available, int eof,
size_t expect_window_used, const char *expected) {
gpr_slice_buffer output;
grpc_stream_op_buffer encops;
gpr_slice merged;
gpr_slice expect = parse_hexstring(expected);
gpr_slice_buffer_init(&output);
grpc_sopb_init(&encops);
GPR_ASSERT(expect_window_used ==
grpc_chttp2_preencode(g_sopb.ops, &g_sopb.nops, window_available,
&encops));
grpc_chttp2_encode(encops.ops, encops.nops, eof, 0xdeadbeef, &g_compressor,
&output);
encops.nops = 0;
merged = grpc_slice_merge(output.slices, output.count);
gpr_slice_buffer_destroy(&output);
grpc_sopb_destroy(&encops);
if (0 != gpr_slice_cmp(merged, expect)) {
char *expect_str =
gpr_hexdump((char *)GPR_SLICE_START_PTR(expect),
GPR_SLICE_LENGTH(expect), GPR_HEXDUMP_PLAINTEXT);
char *got_str =
gpr_hexdump((char *)GPR_SLICE_START_PTR(merged),
GPR_SLICE_LENGTH(merged), GPR_HEXDUMP_PLAINTEXT);
gpr_log(GPR_ERROR, "mismatched output for %s", expected);
gpr_log(GPR_ERROR, "EXPECT: %s", expect_str);
gpr_log(GPR_ERROR, "GOT: %s", got_str);
gpr_free(expect_str);
gpr_free(got_str);
g_failure = 1;
}
gpr_slice_unref(merged);
gpr_slice_unref(expect);
}