1 files changed, 267 insertions, 0 deletions
diff --git a/protocols/Sametime/src/meanwhile/src/service.c b/protocols/Sametime/src/meanwhile/src/service.c
new file mode 100644
index 0000000000..9ff8d8639f
--- /dev/null
+++ b/protocols/Sametime/src/meanwhile/src/service.c
@@ -0,0 +1,267 @@
+
+/*
+  Meanwhile - Unofficial Lotus Sametime Community Client Library
+  Copyright (C) 2004  Christopher (siege) O'Brien
+  
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Library General Public
+  License as published by the Free Software Foundation; either
+  version 2 of the License, or (at your option) any later version.
+  
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Library General Public License for more details.
+  
+  You should have received a copy of the GNU Library General Public
+  License along with this library; if not, write to the Free
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#include "mw_channel.h"
+#include "mw_debug.h"
+#include "mw_error.h"
+#include "mw_message.h"
+#include "mw_service.h"
+
+
+/* I tried to be explicit with the g_return_* calls, to make the debug
+   logging a bit more sensible. Hence all the explicit "foo != NULL"
+   checks. */
+
+
+void mwService_recvCreate(struct mwService *s, struct mwChannel *chan,
+			  struct mwMsgChannelCreate *msg) {
+
+  /* ensure none are null, ensure that the service and channel belong
+     to the same session, and ensure that the message belongs on the
+     channel */
+  g_return_if_fail(s != NULL);
+  g_return_if_fail(chan != NULL);
+  g_return_if_fail(msg != NULL);
+  g_return_if_fail(s->session == mwChannel_getSession(chan));
+  g_return_if_fail(mwChannel_getId(chan) == msg->channel);
+
+  if(s->recv_create) {
+    s->recv_create(s, chan, msg);
+  } else {
+    mwChannel_destroy(chan, ERR_FAILURE, NULL);
+  }
+}
+
+
+void mwService_recvAccept(struct mwService *s, struct mwChannel *chan,
+			  struct mwMsgChannelAccept *msg) {
+
+  /* ensure none are null, ensure that the service and channel belong
+     to the same session, and ensure that the message belongs on the
+     channel */
+  g_return_if_fail(s != NULL);
+  g_return_if_fail(chan != NULL);
+  g_return_if_fail(msg != NULL);
+  g_return_if_fail(s->session == mwChannel_getSession(chan));
+  g_return_if_fail(mwChannel_getId(chan) == msg->head.channel);
+
+  if(s->recv_accept)
+    s->recv_accept(s, chan, msg);
+}
+
+
+void mwService_recvDestroy(struct mwService *s, struct mwChannel *chan,
+			   struct mwMsgChannelDestroy *msg) {
+
+  /* ensure none are null, ensure that the service and channel belong
+     to the same session, and ensure that the message belongs on the
+     channel */
+  g_return_if_fail(s != NULL);
+  g_return_if_fail(chan != NULL);
+  g_return_if_fail(msg != NULL);
+  g_return_if_fail(s->session == mwChannel_getSession(chan));
+  g_return_if_fail(mwChannel_getId(chan) == msg->head.channel);
+
+  if(s->recv_destroy)
+    s->recv_destroy(s, chan, msg);
+}
+
+
+void mwService_recv(struct mwService *s, struct mwChannel *chan,
+		    guint16 msg_type, struct mwOpaque *data) {
+
+  /* ensure that none are null. zero-length messages are acceptable */
+  g_return_if_fail(s != NULL);
+  g_return_if_fail(chan != NULL);
+  g_return_if_fail(data != NULL);
+  g_return_if_fail(s->session == mwChannel_getSession(chan));
+
+  /*
+  g_message("mwService_recv: session = %p, service = %p, b = %p, n = %u",
+	    mwService_getSession(s), s, data->data, data->len);
+  */
+
+  if(s->recv)
+    s->recv(s, chan, msg_type, data);
+}
+
+
+guint32 mwService_getType(struct mwService *s) {
+  g_return_val_if_fail(s != NULL, 0x00);
+  return s->type;
+}
+
+
+const char *mwService_getName(struct mwService *s) {
+  g_return_val_if_fail(s != NULL, NULL);
+  g_return_val_if_fail(s->get_name != NULL, NULL);
+
+  return s->get_name(s);
+}
+
+
+const char *mwService_getDesc(struct mwService *s) {
+  g_return_val_if_fail(s != NULL, NULL);
+  g_return_val_if_fail(s->get_desc != NULL, NULL);
+
+  return s->get_desc(s);
+}
+
+
+struct mwSession *mwService_getSession(struct mwService *s) {
+  g_return_val_if_fail(s != NULL, NULL);
+  return s->session;
+}
+
+
+void mwService_init(struct mwService *srvc, struct mwSession *sess,
+		    guint32 type) {
+
+  /* ensure nothing is null, and there's no such thing as a zero
+     service type */
+  g_return_if_fail(srvc != NULL);
+  g_return_if_fail(sess != NULL);
+  g_return_if_fail(type != 0x00);
+
+  srvc->session = sess;
+  srvc->type = type;
+  srvc->state = mwServiceState_STOPPED;
+}
+
+
+enum mwServiceState mwService_getState(struct mwService *srvc) {
+  g_return_val_if_fail(srvc != NULL, mwServiceState_STOPPED);
+  return srvc->state;
+}
+
+
+void mwService_start(struct mwService *srvc) {
+  g_return_if_fail(srvc != NULL);
+
+  if(! MW_SERVICE_IS_STOPPED(srvc))
+    return;
+
+  srvc->state = mwServiceState_STARTING;
+  g_message("starting service %s", NSTR(mwService_getName(srvc)));
+
+  if(srvc->start) {
+    srvc->start(srvc);
+  } else {
+    mwService_started(srvc);
+  }
+}
+
+
+void mwService_started(struct mwService *srvc) {
+  g_return_if_fail(srvc != NULL);
+
+  srvc->state = mwServiceState_STARTED;
+  g_message("started service %s", NSTR(mwService_getName(srvc)));
+}
+
+
+void mwService_error(struct mwService *srvc) {
+  g_return_if_fail(srvc != NULL);
+
+  if(MW_SERVICE_IS_DEAD(srvc))
+    return;
+
+  srvc->state = mwServiceState_ERROR;
+  g_message("error in service %s", NSTR(mwService_getName(srvc)));
+
+  if(srvc->stop) {
+    srvc->stop(srvc);
+  } else {
+    mwService_stopped(srvc);
+  }
+}
+
+
+void mwService_stop(struct mwService *srvc) {
+  g_return_if_fail(srvc != NULL);
+
+  if(MW_SERVICE_IS_DEAD(srvc))
+    return;
+
+  srvc->state = mwServiceState_STOPPING;
+  g_message("stopping service %s", NSTR(mwService_getName(srvc)));
+
+  if(srvc->stop) {
+    srvc->stop(srvc);
+  } else {
+    mwService_stopped(srvc);
+  }
+}
+
+
+void mwService_stopped(struct mwService *srvc) {
+  g_return_if_fail(srvc != NULL);
+
+  if(srvc->state != mwServiceState_STOPPED) {
+    srvc->state = mwServiceState_STOPPED;
+    g_message("stopped service %s", NSTR(mwService_getName(srvc)));
+  }
+}
+
+
+void mwService_free(struct mwService *srvc) {
+  g_return_if_fail(srvc != NULL);
+
+  mwService_stop(srvc);
+
+  if(srvc->clear)
+    srvc->clear(srvc);
+
+  if(srvc->client_cleanup)
+    srvc->client_cleanup(srvc->client_data);
+
+  g_free(srvc);
+}
+
+
+/** @todo switch the following to using mw_datum */
+
+void mwService_setClientData(struct mwService *srvc,
+			     gpointer data, GDestroyNotify cleanup) {
+
+  g_return_if_fail(srvc != NULL);
+
+  srvc->client_data = data;
+  srvc->client_cleanup = cleanup;
+}
+
+
+gpointer mwService_getClientData(struct mwService *srvc) {
+  g_return_val_if_fail(srvc != NULL, NULL);
+  return srvc->client_data;
+}
+
+
+void mwService_removeClientData(struct mwService *srvc) {
+  g_return_if_fail(srvc != NULL);
+
+  if(srvc->client_cleanup) {
+    srvc->client_cleanup(srvc->client_data);
+    srvc->client_cleanup = NULL;
+  }
+
+  srvc->client_data = NULL;
+}
+