Rewrite chunk queueing.

[paraslash.git] / net.c

diff --git a/net.c b/net.c
index 6a8eea3b261c3dadb8df2c73d25626150cd5ad00..9d0cb6c09aeaf2ba9ff19057f146e5f3d922e3ae 100644 (file)
--- a/net.c
+++ b/net.c
@@ -1,19 +1,7 @@
 /*
  * Copyright (C) 2005-2007 Andre Noll <maan@systemlinux.org>
  *
- *     This program is free software; you can redistribute it and/or modify
- *     it under the terms of the GNU General Public License as published by
- *     the Free Software Foundation; either version 2 of the License, or
- *     (at your option) any later version.
- *
- *     This program 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 General Public License
- *     along with this program; if not, write to the Free Software
- *     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+ * Licensed under the GPL v2. For licencing details see COPYING.
  */
 
 /** \file net.c networking-related helper functions */
@@ -120,8 +108,7 @@ void init_sockaddr(struct sockaddr_in *addr, int port, const struct hostent *he)
  */
 static int sendall(int fd, const char *buf, size_t *len)
 {
-       int total = 0;        /* how many bytes we've sent */
-       int bytesleft = *len; /* how many we have left to send */
+       size_t total = 0, bytesleft = *len; /* how many we have left to send */
        int n = -1;
 
        while (total < *len) {
@@ -222,9 +209,9 @@ __printf_2_3 int send_va_buffer(int fd, const char *fmt, ...)
  *
  * \sa recv(2)
  */
-__must_check int recv_bin_buffer(int fd, char *buf, ssize_t size)
+__must_check int recv_bin_buffer(int fd, char *buf, size_t size)
 {
-       int n;
+       ssize_t n;
        crypt_function *cf = NULL;
 
        if (fd + 1 <= cda_size)
@@ -233,8 +220,11 @@ __must_check int recv_bin_buffer(int fd, char *buf, ssize_t size)
                unsigned char *tmp = para_malloc(size);
                void *private = crypt_data_array[fd].private_data;
                n = recv(fd, tmp, size, 0);
-               if (n > 0)
-                       (*cf)(n, tmp, (unsigned char *)buf, private);
+               if (n > 0) {
+                       size_t numbytes = n;
+                       unsigned char *b = (unsigned char *)buf;
+                       (*cf)(numbytes, tmp, b, private);
+               }
                free(tmp);
        } else
                n = recv(fd, buf, size, 0);
@@ -257,10 +247,12 @@ __must_check int recv_bin_buffer(int fd, char *buf, ssize_t size)
  *
  * \sa recv_bin_buffer()
  */
-int recv_buffer(int fd, char *buf, ssize_t size)
+int recv_buffer(int fd, char *buf, size_t size)
 {
        int n;
 
+       if (!size)
+               return -E_RECV;
        n = recv_bin_buffer(fd, buf, size - 1);
        if (n >= 0)
                buf[n] = '\0';
@@ -397,7 +389,8 @@ int init_unix_addr(struct sockaddr_un *u, const char *name)
  * \sa bind(2)
  * \sa chmod(2)
  */
-int create_pf_socket(const char *name, struct sockaddr_un *unix_addr, int mode)
+int create_pf_socket(const char *name, struct sockaddr_un *unix_addr,
+               mode_t mode)
 {
        int fd, ret;
 
@@ -471,7 +464,7 @@ ssize_t send_cred_buffer(int sock, char *buf)
        return ret;
 }
 
-static void dispose_fds(int *fds, int num)
+static void dispose_fds(int *fds, unsigned num)
 {
        int i;