Modularise the RAOP stuff that requires OpenSSL and make it optional at compile time

src/modules/raop/raop_client.h

@@ -0,0 +1,46 @@
+#ifndef fooraopclientfoo
+#define fooraopclientfoo
+
+/***
+  This file is part of PulseAudio.
+
+  Copyright 2008 Colin Guthrie
+
+  PulseAudio is free software; you can redistribute it and/or modify
+  it under the terms of the GNU Lesser General Public License as published
+  by the Free Software Foundation; either version 2 of the License,
+  or (at your option) any later version.
+
+  PulseAudio 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
+  General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with PulseAudio; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+  USA.
+***/
+
+#include <pulse/mainloop-api.h>
+#include <pulsecore/iochannel.h>
+#include <pulsecore/core.h>
+
+typedef struct pa_raop_client pa_raop_client;
+
+pa_raop_client* pa_raop_client_new(pa_core *core, const char* host);
+void pa_raop_client_free(pa_raop_client* c);
+
+int pa_raop_connect(pa_raop_client* c);
+int pa_raop_flush(pa_raop_client* c);
+
+int pa_raop_client_set_volume(pa_raop_client* c, pa_volume_t volume);
+int pa_raop_client_encode_sample(pa_raop_client* c, pa_memchunk* raw, pa_memchunk* encoded);
+
+typedef void (*pa_raop_client_cb_t)(int fd, void *userdata);
+void pa_raop_client_set_callback(pa_raop_client* c, pa_raop_client_cb_t callback, void *userdata);
+
+typedef void (*pa_raop_client_closed_cb_t)(void *userdata);
+void pa_raop_client_set_closed_callback(pa_raop_client* c, pa_raop_client_closed_cb_t callback, void *userdata);
+
+#endif