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#include <array>
#include <nghttp3/nghttp3.h>
static int send_data(nghttp3_conn *conn) {
std::array<nghttp3_vec, 16> vec;
int64_t stream_id;
int fin;
for (;;) {
auto veccnt = nghttp3_conn_writev_stream(conn, &stream_id, &fin, vec.data(),
vec.size());
if (veccnt < 0) {
return 0;
}
if (veccnt || fin) {
auto ndatalen = nghttp3_vec_len(vec.data(), veccnt);
if (nghttp3_conn_add_write_offset(conn, stream_id, ndatalen) < 0) {
return 0;
}
if (nghttp3_conn_add_ack_offset(conn, stream_id, ndatalen) < 0) {
return 0;
}
} else {
return 0;
}
}
}
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
nghttp3_callbacks callbacks{};
nghttp3_settings settings;
nghttp3_settings_default(&settings);
nghttp3_conn *conn;
auto rv =
nghttp3_conn_server_new(&conn, &callbacks, &settings, nullptr, nullptr);
if (rv != 0) {
return 0;
}
nghttp3_conn_set_max_client_streams_bidi(conn, 100);
nghttp3_ssize nread;
if (send_data(conn) != 0) {
goto fin;
}
nread = nghttp3_conn_read_stream(conn, 0, data, size, 0);
if (nread < 0) {
goto fin;
}
if (send_data(conn) != 0) {
goto fin;
}
fin:
nghttp3_conn_del(conn);
return 0;
}
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