/*
This file is part of GNUnet.
- (C) 2009 Christian Grothoff (and other contributing authors)
+ (C) 2009, 2010 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 2, or (at your
+ by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet is distributed in the hope that it will be useful, but
*/
#include "platform.h"
#include "gnunet_common.h"
+#include "gnunet_client_lib.h"
#include "gnunet_scheduler_lib.h"
#include "gnunet_server_lib.h"
#include "gnunet_time_lib.h"
#define PORT 12435
+#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 2)
+
#define MY_TYPE 128
#define MY_TYPE2 129
static struct GNUNET_SERVER_Handle *server;
-static struct GNUNET_SCHEDULER_Handle *sched;
+static struct GNUNET_CLIENT_Connection *cc;
-static void
-recv_fin_cb (void *cls,
- struct GNUNET_SERVER_Client *client,
- const struct GNUNET_MessageHeader *message)
-{
- int *ok = cls;
- GNUNET_assert (2 == *ok);
- GNUNET_SERVER_receive_done (client, GNUNET_OK);
- *ok = 3;
-}
+static struct GNUNET_SERVER_Client *argclient;
-struct SignalTimeoutContext
-{
- GNUNET_NETWORK_Receiver cb;
- void *cb_cls;
-};
+static struct GNUNET_CONFIGURATION_Handle *cfg;
+
+static int ok;
static void
-signal_timeout (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+finish_up (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
- struct SignalTimeoutContext *stctx = cls;
-
- stctx->cb (stctx->cb_cls, NULL, 0, NULL, 0, 0);
- GNUNET_free (stctx);
+ GNUNET_assert (ok == 6);
+ ok = 0;
+ GNUNET_SERVER_destroy (server);
+ GNUNET_CLIENT_disconnect (cc, GNUNET_NO);
+ GNUNET_CONFIGURATION_destroy (cfg);
}
-static GNUNET_SCHEDULER_TaskIdentifier
-my_receive (void *cls,
- size_t max,
- struct GNUNET_TIME_Relative timeout,
- GNUNET_NETWORK_Receiver receiver, void *receiver_cls)
+static void
+recv_fin_cb (void *cls, struct GNUNET_SERVER_Client *client,
+ const struct GNUNET_MessageHeader *message)
{
- int *ok = cls;
- struct GNUNET_MessageHeader msg;
- struct SignalTimeoutContext *stctx;
- GNUNET_SCHEDULER_TaskIdentifier ret;
-
- ret = GNUNET_SCHEDULER_NO_TASK;
- switch (*ok)
- {
- case 1:
- *ok = 2; /* report success */
- msg.type = htons (MY_TYPE2);
- msg.size = htons (sizeof (struct GNUNET_MessageHeader));
- receiver (receiver_cls, &msg, sizeof (struct GNUNET_MessageHeader), NULL, 0, 0);
- break;
- case 3:
- /* called after first receive instantly
- produced a reply;
- schedule receiver call with timeout
- after timeout expires! */
- *ok = 4;
- stctx = GNUNET_malloc (sizeof (struct SignalTimeoutContext));
- stctx->cb = receiver;
- stctx->cb_cls = receiver_cls;
- ret = GNUNET_SCHEDULER_add_delayed (sched,
- GNUNET_NO,
- GNUNET_SCHEDULER_PRIORITY_KEEP,
- GNUNET_SCHEDULER_NO_TASK,
- timeout, &signal_timeout, stctx);
- break;
- default:
- GNUNET_assert (0);
- }
- return ret;
+ GNUNET_assert (ok == 5);
+ ok = 6;
+ GNUNET_SERVER_receive_done (client, GNUNET_OK);
+ GNUNET_SCHEDULER_add_now (&finish_up, NULL);
}
static void
-my_cancel (void *cls, GNUNET_SCHEDULER_TaskIdentifier ti)
+first_reply_handler (void *cls, const struct GNUNET_MessageHeader *msg)
{
- GNUNET_SCHEDULER_cancel (sched, ti);
+ GNUNET_assert (ok == 4);
+ ok = 5;
+ GNUNET_SERVER_receive_done (argclient, GNUNET_OK);
+ GNUNET_SERVER_client_drop (argclient);
+ argclient = NULL;
}
-static void *
-my_transmit_ready_cb (void *cls,
- size_t size,
- struct GNUNET_TIME_Relative timeout,
- GNUNET_NETWORK_TransmitReadyNotify notify,
- void *notify_cls)
+
+static size_t
+reply_msg (void *cls, size_t size, void *buf)
{
- static int non_null_addr;
- int *ok = cls;
- char buf[size];
struct GNUNET_MessageHeader msg;
- GNUNET_assert (4 == *ok);
- GNUNET_assert (size == sizeof (struct GNUNET_MessageHeader));
- notify (notify_cls, size, buf);
+ GNUNET_assert (ok == 3);
+ ok = 4;
+ GNUNET_assert (size >= sizeof (struct GNUNET_MessageHeader));
msg.type = htons (MY_TYPE);
msg.size = htons (sizeof (struct GNUNET_MessageHeader));
- GNUNET_assert (0 == memcmp (&msg, buf, size));
- *ok = 5; /* report success */
- return &non_null_addr;
-}
-
-
-static void
-my_transmit_ready_cancel_cb (void *cls, void *ctx)
-{
- GNUNET_assert (0);
-}
-
-
-static int
-my_check (void *cls)
-{
- return GNUNET_YES;
-}
-
-
-static void my_destroy (void *cls);
-
-
-struct CopyContext
-{
- struct GNUNET_SERVER_Client *client;
- struct GNUNET_MessageHeader *cpy;
-};
-
-static size_t
-copy_msg (void *cls, size_t size, void *buf)
-{
- struct CopyContext *ctx = cls;
- struct GNUNET_MessageHeader *cpy = ctx->cpy;
- GNUNET_assert (sizeof (struct GNUNET_MessageHeader) == ntohs (cpy->size));
- GNUNET_assert (size >= ntohs (cpy->size));
- memcpy (buf, cpy, ntohs (cpy->size));
- GNUNET_free (cpy);
- GNUNET_free (ctx);
+ memcpy (buf, &msg, sizeof (struct GNUNET_MessageHeader));
return sizeof (struct GNUNET_MessageHeader);
}
static void
-recv_cb (void *cls,
- struct GNUNET_SERVER_Client *argclient,
+recv_cb (void *cls, struct GNUNET_SERVER_Client *client,
const struct GNUNET_MessageHeader *message)
{
- struct GNUNET_SERVER_Client *client;
- struct CopyContext *cc;
- struct GNUNET_MessageHeader *cpy;
-
- GNUNET_assert (argclient == NULL);
- GNUNET_assert (sizeof (struct GNUNET_MessageHeader) ==
- ntohs (message->size));
+ GNUNET_assert (ok == 2);
+ ok = 3;
+ argclient = client;
+ GNUNET_SERVER_client_keep (argclient);
+ GNUNET_assert (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size));
GNUNET_assert (MY_TYPE == ntohs (message->type));
- client = GNUNET_SERVER_connect_callback (server,
- cls,
- &my_receive,
- &my_cancel,
- &my_transmit_ready_cb,
- &my_transmit_ready_cancel_cb,
- &my_check, &my_destroy);
- cc = GNUNET_malloc (sizeof (struct CopyContext));
- cc->client = client;
- cpy = GNUNET_malloc (ntohs (message->size));
- memcpy (cpy, message, ntohs (message->size));
- cc->cpy = cpy;
GNUNET_assert (NULL !=
GNUNET_SERVER_notify_transmit_ready (client,
ntohs (message->size),
- GNUNET_TIME_UNIT_SECONDS,
- ©_msg, cc));
- GNUNET_SERVER_client_drop (client);
+ TIMEOUT, &reply_msg,
+ NULL));
}
};
-static void
-my_destroy (void *cls)
+static size_t
+transmit_second_message (void *cls, size_t size, void *buf)
{
- int *ok = cls;
- GNUNET_assert (5 == *ok);
- *ok = 0; /* report success */
- /* this will cause us to terminate */
- GNUNET_SERVER_destroy (server);
+ struct GNUNET_MessageHeader msg;
+
+ GNUNET_assert (size >= sizeof (struct GNUNET_MessageHeader));
+ msg.type = htons (MY_TYPE2);
+ msg.size = htons (sizeof (struct GNUNET_MessageHeader));
+ memcpy (buf, &msg, sizeof (struct GNUNET_MessageHeader));
+ return sizeof (struct GNUNET_MessageHeader);
+}
+
+
+static size_t
+transmit_initial_message (void *cls, size_t size, void *buf)
+{
+ struct GNUNET_MessageHeader msg;
+
+ GNUNET_assert (ok == 1);
+ ok = 2;
+ GNUNET_assert (size >= sizeof (struct GNUNET_MessageHeader));
+ msg.type = htons (MY_TYPE);
+ msg.size = htons (sizeof (struct GNUNET_MessageHeader));
+ memcpy (buf, &msg, sizeof (struct GNUNET_MessageHeader));
+ GNUNET_assert (NULL !=
+ GNUNET_CLIENT_notify_transmit_ready (cc,
+ sizeof (struct
+ GNUNET_MessageHeader),
+ TIMEOUT, GNUNET_YES,
+ &transmit_second_message,
+ NULL));
+ GNUNET_CLIENT_receive (cc, &first_reply_handler, NULL, TIMEOUT);
+ return sizeof (struct GNUNET_MessageHeader);
}
task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
struct sockaddr_in sa;
- struct GNUNET_MessageHeader msg;
+ struct sockaddr *sap[2];
+ socklen_t slens[2];
- sched = tc->sched;
+ sap[0] = (struct sockaddr *) &sa;
+ slens[0] = sizeof (sa);
+ sap[1] = NULL;
+ slens[1] = 0;
memset (&sa, 0, sizeof (sa));
+#if HAVE_SOCKADDR_IN_SIN_LEN
+ sa.sin_len = sizeof (sa);
+#endif
sa.sin_family = AF_INET;
sa.sin_port = htons (PORT);
- server = GNUNET_SERVER_create (tc->sched,
- NULL,
- NULL,
- (const struct sockaddr *) &sa,
- sizeof (sa),
- 1024,
- GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_MILLISECONDS, 250),
- GNUNET_NO);
+ server = GNUNET_SERVER_create (NULL, NULL, sap, slens, TIMEOUT, GNUNET_NO);
GNUNET_assert (server != NULL);
- handlers[0].callback_cls = cls;
- handlers[1].callback_cls = cls;
GNUNET_SERVER_add_handlers (server, handlers);
- msg.type = htons (MY_TYPE);
- msg.size = htons (sizeof (struct GNUNET_MessageHeader));
- GNUNET_SERVER_inject (server, NULL, &msg);
- memset (&msg, 0, sizeof (struct GNUNET_MessageHeader));
+ cfg = GNUNET_CONFIGURATION_create ();
+ GNUNET_CONFIGURATION_set_value_number (cfg, "test-server", "PORT", PORT);
+ GNUNET_CONFIGURATION_set_value_string (cfg, "test-server", "HOSTNAME",
+ "localhost");
+ GNUNET_CONFIGURATION_set_value_string (cfg, "resolver", "HOSTNAME",
+ "localhost");
+ cc = GNUNET_CLIENT_connect ("test-server", cfg);
+ GNUNET_assert (cc != NULL);
+ GNUNET_assert (NULL !=
+ GNUNET_CLIENT_notify_transmit_ready (cc,
+ sizeof (struct
+ GNUNET_MessageHeader),
+ TIMEOUT, GNUNET_YES,
+ &transmit_initial_message,
+ NULL));
}
static int
check ()
{
- int ok;
-
ok = 1;
GNUNET_SCHEDULER_run (&task, &ok);
return ok;
projects / oweals / gnunet.git / blobdiff