net.c: some documentation fixes

diff --git a/net.c b/net.c
index 0105ef6902114ae108da577186c1d58d8e52c0fb..70aacd8c0d2e9afc3739808de965d3653b31f0bc 100644 (file)
--- a/net.c
+++ b/net.c
@@ -78,12 +78,13 @@ void disable_crypt(int fd)
 
 /**
  * initialize a struct sockaddr_in
- * @param addr A pointer to the struct to be initialized
- * @param port The port number to use
- * @param he The address to use
  *
- * If \a he is null (server mode), \a addr->sin_addr is initialized with \p INADDR_ANY.
- * Otherwise, the address given by \a he is copied to addr.
+ * \param addr A pointer to the struct to be initialized
+ * \param port The port number to use
+ * \param he The address to use
+ *
+ * If \a he is null (server mode), \a addr->sin_addr is initialized with \p
+ * INADDR_ANY.  Otherwise, the address given by \a he is copied to addr.
  */
 void init_sockaddr(struct sockaddr_in *addr, int port, const struct hostent *he)
 {
@@ -101,13 +102,17 @@ void init_sockaddr(struct sockaddr_in *addr, int port, const struct hostent *he)
 
 /*
  * send out a buffer, resend on short writes
- * @param fd the file descriptor
- * @param buf The buffer to be sent
- * @len The length of \a buf
+ *
+ * \param fd the file descriptor
+ * \param buf The buffer to be sent
+ * \param len The length of \a buf
  *
  * Due to circumstances beyond your control, the kernel might not send all the
  * data out in one chunk, and now, my friend, it's up to us to get the data out
  * there (Beej's Guide to Network Programming).
+ *
+ * \return This function returns 1 on success and \a -E_SEND on errors. The
+ * number of bytes actually sent is stored upon successful return in \a len.
  */
 static int sendall(int fd, const char *buf, size_t *len)
 {
@@ -131,15 +136,16 @@ static int sendall(int fd, const char *buf, size_t *len)
 
 /**
  * encrypt and send buffer
- * @param fd:  the file descriptor
- * @param buf the buffer to be encrypted and sent
- * @param len the length of \a buf
+ *
+ * \param fd:  the file descriptor
+ * \param buf the buffer to be encrypted and sent
+ * \param len the length of \a buf
  *
  * Check if encrytpion is available. If yes, encrypt the given buffer.  Send out
  * the buffer, encrypted or not, and try to resend the remaing part in case of
  * short writes.
  *
- * @return Positive on success, \p -E_SEND on errors.
+ * \return Positive on success, \p -E_SEND on errors.
  */
 int send_bin_buffer(int fd, const char *buf, size_t len)
 {
@@ -163,12 +169,13 @@ int send_bin_buffer(int fd, const char *buf, size_t len)
 
 /**
  * encrypt and send null terminated buffer.
- * @param fd the file descriptor
- * @param buf the null-terminated buffer to be send
+ *
+ * \param fd the file descriptor
+ * \param buf the null-terminated buffer to be send
  *
  * This is equivalent to send_bin_buffer(fd, buf, strlen(buf)).
  *
- * @return Positive on success, \p -E_SEND on errors.
+ * \return Positive on success, \p -E_SEND on errors.
  */
 int send_buffer(int fd, const char *buf)
 {
@@ -178,10 +185,11 @@ int send_buffer(int fd, const char *buf)
 
 /**
  * send and encrypt a buffer given by a format string
- * @param fd the file descriptor
- * @param fmt a format string
  *
- * @return Positive on success, \p -E_SEND on errors.
+ * \param fd the file descriptor
+ * \param fmt a format string
+ *
+ * \return Positive on success, \p -E_SEND on errors.
  */
 __printf_2_3 int send_va_buffer(int fd, const char *fmt, ...)
 {
@@ -197,16 +205,17 @@ __printf_2_3 int send_va_buffer(int fd, const char *fmt, ...)
 /**
  * receive and decrypt.
  *
- * @param fd the file descriptor
- * @param buf the buffer to write the decrypted data to
- * @param size the size of @param buf
+ * \param fd the file descriptor
+ * \param buf the buffer to write the decrypted data to
+ * \param size the size of \a buf
  *
  * Receive at most \a size bytes from filedescriptor fd. If encryption is
  * available, decrypt the received buffer.
  *
- * @return the number of bytes received on success. On receive errors, -E_RECV
+ * \return the number of bytes received on success. On receive errors, -E_RECV
  * is returned. On crypt errors, the corresponding crypt error number is
  * returned.
+ *
  * \sa recv(2)
  */
 __must_check int recv_bin_buffer(int fd, char *buf, ssize_t size)
@@ -233,12 +242,12 @@ __must_check int recv_bin_buffer(int fd, char *buf, ssize_t size)
 /**
  * receive, decrypt and write terminating NULL byte
  *
- * @param fd the file descriptor
- * @param buf the buffer to write the decrypted data to
- * @param size the size of \a buf
+ * \param fd the file descriptor
+ * \param buf the buffer to write the decrypted data to
+ * \param size the size of \a buf
  *
- * Read and decrypt at most size - 1 bytes from file descriptor \a fd and write
- * a NULL byte at the end of the received data.
+ * Read and decrypt at most \a size - 1 bytes from file descriptor \a fd and
+ * write a NULL byte at the end of the received data.
  *
 */
 int recv_buffer(int fd, char *buf, ssize_t size)
@@ -278,7 +287,8 @@ int get_host_info(char *host, struct hostent **ret)
  * Create an IPv4 socket for sequenced, reliable, two-way, connection-based
  * byte streams.
  *
- * @return The socket fd on success, -E_SOCKET on errors.
+ * \return The socket fd on success, -E_SOCKET on errors.
+ *
  * \sa socket(2)
  */
 int get_socket(void)
@@ -293,10 +303,10 @@ int get_socket(void)
 /**
  * a wrapper around connect(2)
  *
- * @param fd the file descriptor
- * @param their_addr the address to connect
+ * \param fd the file descriptor
+ * \param their_addr the address to connect
  *
- * @return \p -E_CONNECT on errors, 1 on success
+ * \return \p -E_CONNECT on errors, 1 on success
  * \sa connect(2)
  */
 int para_connect(int fd, struct sockaddr_in *their_addr)