add rtp port allocator

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@6658 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/include/switch_core.h

@@ -216,14 +216,16 @@ SWITCH_DECLARE(switch_status_t) switch_core_media_bug_read(switch_media_bug_t *b
   \return SWITCH_STATUS_SUCCESS if the operation was a success
 */
 SWITCH_DECLARE(switch_status_t) switch_core_port_allocator_new(switch_port_t start,
-															   switch_port_t end, uint8_t inc, switch_core_port_allocator_t **new_allocator);
+															   switch_port_t end, switch_port_flag_t flags, switch_core_port_allocator_t **new_allocator);
 
 /*!
   \brief Get a port from the port allocator
   \param alloc the allocator object
-  \return the port
+  \param port a pointer to the port
+  \return SUCCESS
 */
-SWITCH_DECLARE(switch_port_t) switch_core_port_allocator_request_port(switch_core_port_allocator_t *alloc);
+SWITCH_DECLARE(switch_status_t) switch_core_port_allocator_request_port(switch_core_port_allocator_t *alloc, switch_port_t *port_ptr);
+SWITCH_DECLARE(switch_status_t) switch_core_port_allocator_free_port(switch_core_port_allocator_t *alloc, switch_port_t port);
 
 /*!
   \brief destroythe port allocator

src/include/switch_rtp.h

@@ -53,6 +53,7 @@ typedef void (*switch_rtp_invalid_handler_t) (switch_rtp_t *rtp_session,
   \note Generally called by the core_init
 */
 SWITCH_DECLARE(void) switch_rtp_init(switch_memory_pool_t *pool);
+SWITCH_DECLARE(void) switch_rtp_shutdown(void);
 
 /*!
   \brief Set/Get RTP start port
@@ -70,9 +71,10 @@ SWITCH_DECLARE(switch_port_t) switch_rtp_set_end_port(switch_port_t port);
 
 /*! 
   \brief Request a new port to be used for media
+  \param ip the ip to request a port from
   \return the new port to use
 */
-SWITCH_DECLARE(switch_port_t) switch_rtp_request_port(void);
+SWITCH_DECLARE(switch_port_t) switch_rtp_request_port(const char *ip);
 
 /*! 
   \brief create a new RTP session handle

src/include/switch_types.h

@@ -136,6 +136,12 @@ SWITCH_BEGIN_EXTERN_C
 #define SWITCH_BITS_PER_BYTE 8
 typedef uint8_t switch_byte_t;
 
+typedef enum {
+	SPF_NONE = 0,
+	SPF_ODD = (1 << 0),
+	SPF_EVEN = (1 << 1)
+} switch_port_flag_t;
+
 typedef enum {
 	ED_MUX_READ = (1 << 0),
 	ED_MUX_WRITE = (1 << 1),