Bump liberty, cleanup
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parent
b2456c1cb6
commit
f42099e79c
GPG Key ID:
B715679E3A361BE6
2
liberty
2
liberty
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@ -1 +1 @@
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Subproject commit 084e964286bfcd13ee6a25a2ee35dfba9da1072e
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Subproject commit ec128558a4d067f51cd36d8026e6df849ea7de26
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171
ponymap.c
171
ponymap.c
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@ -38,8 +38,11 @@
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// --- Configuration (application-specific) ------------------------------------
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#define DEFAULT_CONNECT_TIMEOUT 10
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#define DEFAULT_SCAN_TIMEOUT 10
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enum
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{
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DEFAULT_CONNECT_TIMEOUT = 10,
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DEFAULT_SCAN_TIMEOUT = 10
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};
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static struct simple_config_item g_config_table[] =
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{
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@ -245,13 +248,6 @@ static void unit_unref (struct unit *self);
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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enum transport_io_result
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{
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TRANSPORT_IO_OK = 0, ///< Completed successfully
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TRANSPORT_IO_EOF, ///< Connection shut down by peer
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TRANSPORT_IO_ERROR ///< Connection error
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};
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// The only real purpose of this is to abstract away TLS/SSL
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struct transport
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{
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@ -266,10 +262,10 @@ struct transport
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/// The underlying socket may have become readable, update `read_buffer';
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/// return false if the connection has failed.
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enum transport_io_result (*on_readable) (struct unit *u);
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enum socket_io_result (*on_readable) (struct unit *u);
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/// The underlying socket may have become writeable, flush `write_buffer';
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/// return false if the connection has failed.
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enum transport_io_result (*on_writeable) (struct unit *u);
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enum socket_io_result (*on_writeable) (struct unit *u);
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/// Return event mask to use in the poller
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int (*get_poll_events) (struct unit *u);
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};
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@ -391,19 +387,10 @@ app_context_free (struct app_context *self)
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indicator_free (&self->indicator);
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poller_free (&self->poller);
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for (struct ip_range *iter = self->ip_list; iter; )
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{
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struct ip_range *next = iter->next;
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LIST_FOR_EACH (struct ip_range, iter, self->ip_list)
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ip_range_delete (iter);
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iter = next;
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}
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for (struct port_range *iter = self->port_list; iter; )
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{
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struct port_range *next = iter->next;
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LIST_FOR_EACH (struct port_range, iter, self->port_list)
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port_range_delete (iter);
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iter = next;
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}
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if (self->ssl_ctx)
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SSL_CTX_free (self->ssl_ctx);
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@ -529,8 +516,9 @@ unit_stop (struct unit *u)
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{
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if (u->service->on_stopped)
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u->service->on_stopped (u->service_data);
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u->service->scan_free (u->service_data);
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if (u->transport->cleanup)
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u->transport->cleanup (u);
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}
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@ -584,12 +572,12 @@ on_unit_ready (const struct pollfd *pfd, struct unit *u)
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{
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struct service *service = u->service;
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struct transport *transport = u->transport;
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enum transport_io_result result;
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enum socket_io_result result;
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bool got_eof = false;
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if ((result = transport->on_readable (u)) == TRANSPORT_IO_ERROR)
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if ((result = transport->on_readable (u)) == SOCKET_IO_ERROR)
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goto error;
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got_eof |= result == TRANSPORT_IO_EOF;
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got_eof |= result == SOCKET_IO_EOF;
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if (u->read_buffer.len)
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{
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@ -601,9 +589,9 @@ on_unit_ready (const struct pollfd *pfd, struct unit *u)
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goto stop;
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}
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if ((result = transport->on_writeable (u)) == TRANSPORT_IO_ERROR)
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if ((result = transport->on_writeable (u)) == SOCKET_IO_ERROR)
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goto error;
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got_eof |= result == TRANSPORT_IO_EOF;
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got_eof |= result == SOCKET_IO_EOF;
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if (got_eof)
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{
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@ -627,7 +615,7 @@ stop:
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static void
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unit_start_scan (struct unit *u)
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{
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if (!u->transport->init (u))
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if (u->transport->init && !u->transport->init (u))
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{
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// TODO: maybe print a message with the problem?
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unit_stop (u);
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@ -917,89 +905,37 @@ load_plugins (struct app_context *ctx)
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// --- Plain transport ---------------------------------------------------------
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static bool
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transport_plain_init (struct unit *u)
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{
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(void) u;
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return true;
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}
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static void
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transport_plain_cleanup (struct unit *u)
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{
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(void) u;
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}
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static enum transport_io_result
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static enum socket_io_result
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transport_plain_on_readable (struct unit *u)
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{
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struct str *buf = &u->read_buffer;
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ssize_t n_read;
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while (true)
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{
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str_reserve (buf, 512);
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n_read = recv (u->socket_fd, buf->str + buf->len,
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buf->alloc - buf->len - 1 /* null byte */, 0);
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if (n_read > 0)
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{
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buf->str[buf->len += n_read] = '\0';
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continue;
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}
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if (n_read == 0)
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return TRANSPORT_IO_EOF;
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if (errno == EAGAIN)
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return TRANSPORT_IO_OK;
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if (errno == EINTR)
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continue;
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enum socket_io_result result =
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socket_io_try_read (u->socket_fd, &u->read_buffer);
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if (result == SOCKET_IO_ERROR)
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print_debug ("%s: %s: %s", __func__, "recv", strerror (errno));
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return TRANSPORT_IO_ERROR;
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}
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return result;
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}
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static enum transport_io_result
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static enum socket_io_result
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transport_plain_on_writeable (struct unit *u)
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{
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struct str *buf = &u->write_buffer;
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ssize_t n_written;
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while (buf->len)
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{
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n_written = send (u->socket_fd, buf->str, buf->len, 0);
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if (n_written >= 0)
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{
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str_remove_slice (buf, 0, n_written);
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continue;
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}
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if (errno == EAGAIN)
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return TRANSPORT_IO_OK;
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if (errno == EINTR)
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continue;
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enum socket_io_result result =
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socket_io_try_write (u->socket_fd, &u->write_buffer);
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if (result == SOCKET_IO_ERROR)
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print_debug ("%s: %s: %s", __func__, "send", strerror (errno));
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return TRANSPORT_IO_ERROR;
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}
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return TRANSPORT_IO_OK;
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return result;
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}
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static int
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transport_plain_get_poll_events (struct unit *u)
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{
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int events = POLLIN;
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if (u->write_buffer.len)
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events |= POLLOUT;
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return events;
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return POLLIN | POLLOUT;
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return POLLIN;
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}
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static struct transport g_transport_plain =
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{
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.name = "plain",
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.init = transport_plain_init,
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.cleanup = transport_plain_cleanup,
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.on_readable = transport_plain_on_readable,
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.on_writeable = transport_plain_on_writeable,
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.get_poll_events = transport_plain_get_poll_events,
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@ -1067,12 +1003,12 @@ transport_tls_cleanup (struct unit *u)
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free (data);
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}
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static enum transport_io_result
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static enum socket_io_result
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transport_tls_on_readable (struct unit *u)
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{
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struct transport_tls_data *data = u->transport_data;
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if (data->ssl_tx_want_rx)
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return TRANSPORT_IO_OK;
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return SOCKET_IO_OK;
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struct str *buf = &u->read_buffer;
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data->ssl_rx_want_tx = false;
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@ -1089,27 +1025,27 @@ transport_tls_on_readable (struct unit *u)
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buf->str[buf->len += n_read] = '\0';
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continue;
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case SSL_ERROR_ZERO_RETURN:
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return TRANSPORT_IO_EOF;
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return SOCKET_IO_EOF;
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case SSL_ERROR_WANT_READ:
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return TRANSPORT_IO_OK;
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return SOCKET_IO_OK;
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case SSL_ERROR_WANT_WRITE:
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data->ssl_rx_want_tx = true;
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return TRANSPORT_IO_OK;
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return SOCKET_IO_OK;
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case XSSL_ERROR_TRY_AGAIN:
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continue;
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default:
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print_debug ("%s: %s: %s", __func__, "SSL_read", error_info);
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return TRANSPORT_IO_ERROR;
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return SOCKET_IO_ERROR;
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}
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}
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}
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static enum transport_io_result
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static enum socket_io_result
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transport_tls_on_writeable (struct unit *u)
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{
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struct transport_tls_data *data = u->transport_data;
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if (data->ssl_rx_want_tx)
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return TRANSPORT_IO_OK;
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return SOCKET_IO_OK;
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struct str *buf = &u->write_buffer;
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data->ssl_tx_want_rx = false;
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@ -1124,20 +1060,20 @@ transport_tls_on_writeable (struct unit *u)
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str_remove_slice (buf, 0, n_written);
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continue;
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case SSL_ERROR_ZERO_RETURN:
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return TRANSPORT_IO_EOF;
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return SOCKET_IO_EOF;
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case SSL_ERROR_WANT_WRITE:
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return TRANSPORT_IO_OK;
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return SOCKET_IO_OK;
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case SSL_ERROR_WANT_READ:
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data->ssl_tx_want_rx = true;
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return TRANSPORT_IO_OK;
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return SOCKET_IO_OK;
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case XSSL_ERROR_TRY_AGAIN:
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continue;
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default:
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print_debug ("%s: %s: %s", __func__, "SSL_write", error_info);
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return TRANSPORT_IO_ERROR;
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return SOCKET_IO_ERROR;
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}
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}
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return TRANSPORT_IO_OK;
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return SOCKET_IO_OK;
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}
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static int
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@ -1206,12 +1142,8 @@ node_new (char *text)
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static void
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node_delete (struct node *self)
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{
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struct node *iter, *next;
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for (iter = self->children; iter; iter = next)
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{
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next = iter->next;
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LIST_FOR_EACH (struct node, iter, self->children)
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node_delete (iter);
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}
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free (self->text);
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free (self);
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}
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@ -1230,19 +1162,7 @@ struct node_print_data
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struct node_print_level **tail; ///< Where to place further levels
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};
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static char *
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node_escape_text (const char *text)
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{
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struct str filtered;
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str_init (&filtered);
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int c;
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while ((c = *text++))
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str_append_c (&filtered,
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(isascii (c) && (isgraph (c) || c == ' ')) ? c : '.');
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return str_steal (&filtered);
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}
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static int node_escape (int c) { return (c >= 32 && c < 127) ? c : '.'; }
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static void
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node_print_tree_level (struct node *self, struct node_print_data *data)
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@ -1260,7 +1180,8 @@ node_print_tree_level (struct node *self, struct node_print_data *data)
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fputs (indent.str, stdout);
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str_free (&indent);
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char *escaped = node_escape_text (self->text);
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char *escaped = xstrdup (self->text);
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cstr_transform (escaped, node_escape);
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if (self->bold)
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print_bold (stdout, escaped);
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else
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