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staging: usbip: userspace: usbip_network.c: coding style cleanup

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Change messges to debug, and fix a few coding style issues.

Signed-off-by: matt mooney <mfm@muteddisk.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
matt mooney 2011-06-19 22:44:49 -07:00 committed by Greg Kroah-Hartman
parent 756d6726f8
commit fb5ca8131c
1 changed files with 42 additions and 31 deletions
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73
drivers/staging/usbip/userspace/src/usbip_network.c
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@ -1,6 +1,19 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* Copyright (C) 2005-2007 Takahiro Hirofuchi
* 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, see <http://www.gnu.org/licenses/>.
*/
#include <sys/socket.h>
@ -56,17 +69,15 @@ void pack_usb_interface(int pack __attribute__((unused)),
/* uint8_t members need nothing */
}
static ssize_t usbip_xmit(int sockfd, void *buff, size_t bufflen, int sending)
{
ssize_t nbytes;
ssize_t total = 0;
if (!bufflen)
return 0;
do {
ssize_t nbytes;
if (sending)
nbytes = send(sockfd, buff, bufflen, 0);
else
@ -75,13 +86,12 @@ static ssize_t usbip_xmit(int sockfd, void *buff, size_t bufflen, int sending)
if (nbytes <= 0)
return -1;
buff = (void *) ((intptr_t) buff + nbytes);
buff = (void *)((intptr_t) buff + nbytes);
bufflen -= nbytes;
total += nbytes;
} while (bufflen > 0);
return total;
}
@ -97,8 +107,8 @@ ssize_t usbip_send(int sockfd, void *buff, size_t bufflen)
int usbip_send_op_common(int sockfd, uint32_t code, uint32_t status)
{
int ret;
struct op_common op_common;
int rc;
memset(&op_common, 0, sizeof(op_common));
@ -108,9 +118,9 @@ int usbip_send_op_common(int sockfd, uint32_t code, uint32_t status)
PACK_OP_COMMON(1, &op_common);
ret = usbip_send(sockfd, (void *) &op_common, sizeof(op_common));
if (ret < 0) {
err("usbip_send has failed");
rc = usbip_send(sockfd, &op_common, sizeof(op_common));
if (rc < 0) {
dbg("usbip_send failed: %d", rc);
return -1;
}
@ -119,36 +129,38 @@ int usbip_send_op_common(int sockfd, uint32_t code, uint32_t status)
int usbip_recv_op_common(int sockfd, uint16_t *code)
{
int ret;
struct op_common op_common;
int rc;
memset(&op_common, 0, sizeof(op_common));
ret = usbip_recv(sockfd, (void *) &op_common, sizeof(op_common));
if (ret < 0) {
err("usbip_recv has failed ret=%d", ret);
rc = usbip_recv(sockfd, &op_common, sizeof(op_common));
if (rc < 0) {
dbg("usbip_recv failed: %d", rc);
goto err;
}
PACK_OP_COMMON(0, &op_common);
if (op_common.version != USBIP_VERSION) {
err("version mismatch, %d %d", op_common.version, USBIP_VERSION);
dbg("version mismatch: %d %d", op_common.version,
USBIP_VERSION);
goto err;
}
switch(*code) {
case OP_UNSPEC:
break;
default:
if (op_common.code != *code) {
info("unexpected pdu %d for %d", op_common.code, *code);
goto err;
}
switch (*code) {
case OP_UNSPEC:
break;
default:
if (op_common.code != *code) {
dbg("unexpected pdu %#0x for %#0x", op_common.code,
*code);
goto err;
}
}
if (op_common.status != ST_OK) {
info("request failed at peer, %d", op_common.status);
dbg("request failed at peer: %d", op_common.status);
goto err;
}
@ -159,7 +171,6 @@ err:
return -1;
}
int usbip_set_reuseaddr(int sockfd)
{
const int val = 1;
@ -167,7 +178,7 @@ int usbip_set_reuseaddr(int sockfd)
ret = setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &val, sizeof(val));
if (ret < 0)
err("setsockopt SO_REUSEADDR");
dbg("setsockopt: SO_REUSEADDR");
return ret;
}
@ -179,7 +190,7 @@ int usbip_set_nodelay(int sockfd)
ret = setsockopt(sockfd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof(val));
if (ret < 0)
err("setsockopt TCP_NODELAY");
dbg("setsockopt: TCP_NODELAY");
return ret;
}
@ -191,7 +202,7 @@ int usbip_set_keepalive(int sockfd)
ret = setsockopt(sockfd, SOL_SOCKET, SO_KEEPALIVE, &val, sizeof(val));
if (ret < 0)
err("setsockopt SO_KEEPALIVE");
dbg("setsockopt: SO_KEEPALIVE");
return ret;
}
@ -199,7 +210,7 @@ int usbip_set_keepalive(int sockfd)
/*
* IPv6 Ready
*/
int usbip_net_tcp_connect(char *hostname, char *port)
int usbip_net_tcp_connect(char *hostname, char *service)
{
struct addrinfo hints, *res, *rp;
int sockfd;
@ -210,9 +221,9 @@ int usbip_net_tcp_connect(char *hostname, char *port)
hints.ai_socktype = SOCK_STREAM;
/* get all possible addresses */
ret = getaddrinfo(hostname, port, &hints, &res);
ret = getaddrinfo(hostname, service, &hints, &res);
if (ret < 0) {
dbg("getaddrinfo: %s port %s: %s", hostname, port,
dbg("getaddrinfo: %s service %s: %s", hostname, service,
gai_strerror(ret));
return ret;
}