05_dccp-supported-ccid-lookup.diff

[paraslash.git] / net.h

diff --git a/net.h b/net.h
index 8b706178e635fda2ba5ae00568730e36c87fac6a..66bf875568eadd9fe07587e31edc5539e472575d 100644 (file)
--- a/net.h
+++ b/net.h
@@ -19,9 +19,14 @@
 
 /** \cond Userland defines for Linux DCCP support. */
 #ifndef IPPROTO_DCCP
-#define IPPROTO_DCCP   33      /**< IANA assigned value */
-#define SOCK_DCCP      6       /**< Linux socket type   */
-#define SOL_DCCP        269    /**< Linux socket level  */
+#define IPPROTO_DCCP   33      /* IANA assigned value */
+#define SOCK_DCCP      6       /* Linux socket type   */
+#define SOL_DCCP       269     /* Linux socket level  */
+/* Per-connection CCID support (since v2.6.30-rc1) */
+#define DCCP_SOCKOPT_AVAILABLE_CCIDS   12      /* List of supported CCIDs */
+#define DCCP_SOCKOPT_CCID              13      /* Sets both TX/RX CCID    */
+#define DCCP_SOCKOPT_TX_CCID           14      /* Set/get the TX CCID     */
+#define DCCP_SOCKOPT_RX_CCID           15      /* Set/get the RX CCID     */
 #endif
 /** \endcond */
 
@@ -33,6 +38,7 @@ extern char *parse_cidr(const char *cidr,
                        char *addr, ssize_t addrlen, int32_t *netmask);
 extern char *parse_url(const char *url,
                       char *host, ssize_t hostlen, int32_t *port);
+extern const char *stringify_port(int port, const char *transport);
 /**
  * Ensure that string conforms to the IPv4 address format.
  *
@@ -80,15 +86,13 @@ extern int para_listen(unsigned l3type, unsigned l4type, unsigned short port);
 extern char *local_name(int sockfd);
 extern char *remote_name(int sockfd);
 
-/** used to crypt the communication between para_server and para_client */
-typedef void crypt_function(unsigned long len,
-       const unsigned char *indata, unsigned char *outdata, void *private_data);
-
-int send_buffer(int, const char *);
 int send_bin_buffer(int, const char *, size_t);
+int send_buffer(int, const char *);
 __printf_2_3 int send_va_buffer(int fd, const char *fmt, ...);
-int recv_buffer(int fd, char *buf, size_t size);
+
 int recv_bin_buffer(int fd, char *buf, size_t size);
+int recv_buffer(int fd, char *buf, size_t size);
+
 int para_accept(int, void *addr, socklen_t size);
 int create_local_socket(const char *name, struct sockaddr_un *unix_addr,
        mode_t mode);
@@ -96,6 +100,10 @@ int create_remote_socket(const char *name);
 int recv_cred_buffer(int, char *, size_t);
 ssize_t send_cred_buffer(int, char*);
 int recv_pattern(int fd, const char *pattern, size_t bufsize);
-void enable_crypt(int fd, crypt_function *recv_f, crypt_function *send_f,
-       void *private_data);
-void disable_crypt(int fd);
+
+/**
+ * Functions and definitions to support \p IPPROTO_DCCP
+ */
+/** Hardcoded maximum number of separate CCID modules compiled into a host */
+#define DCCP_MAX_HOST_CCIDS    20
+extern const uint8_t *dccp_available_ccids(uint8_t *ccids, uint8_t *nccids);