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CGH0S7
2025-11-19 09:02:51 +08:00
parent e4c7bf757d
commit e97093b2f5
4 changed files with 93 additions and 741 deletions
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2
network/start/lib/xnet/pcap_device.c
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@ -209,7 +209,7 @@ pcap_t* pcap_device_open(const char* ip, uint8_t * mac_addr, uint8_t poll_mode)
pcap = pcap_open_live(name_buf, // 设置字符串 pcap = pcap_open_live(name_buf, // 设置字符串
65536, // 要捕获的最大字节数 65536, // 要捕获的最大字节数
1, // 混杂模式 1, // 混杂模式
0, // 读取超时（以毫秒为单位） 1, // 读取超时（以毫秒为单位）
err_buf); err_buf);
if (pcap == NULL) { if (pcap == NULL) {
fprintf(stderr, "pcap_open: create pcap failed %s\n net card name: %s\n", err_buf, name_buf); fprintf(stderr, "pcap_open: create pcap failed %s\n net card name: %s\n", err_buf, name_buf);

619
openflow/include/main_user_openflow-wlx.c
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@ -1,619 +0,0 @@
/***************************************************************************
* main_opfmsg.c
*
* 2017/02/28 15:52:34 星期二
* Copyright 2017 XuDongLai
* <XuDongLai0923@163.com>
****************************************************************************/
/*
* main_opfmsg.c
*
* Copyright (C) 2017 - XuDongLai
*
* 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 <fast.h>
#include <main_libofp.h>
#include <ofp_v4.h>
extern uint64_t *flow_stats_addr;
extern struct timeval flow_stats_time[];
extern struct nms_ports_info nmps;
extern struct timeval start_tv;
/**
* @brief
*
* @param n
*
* @return
*/
/*64位主机序转网络序*/
static inline uint64_t
htonll(uint64_t n)
{
return htonl(1) == 1 ? n : (((uint64_t)htonl(n)) << 32) | htonl(n >> 32);
}
/*64位网络序转主机序*/
/**
* @brief
*
* @param n
*
* @return
*/
static inline uint64_t
ntohll(uint64_t n)
{
return htonl(1) == 1 ? n : (((uint64_t)ntohl(n)) << 32) | ntohl(n >> 32);
}
/**
* @brief 构建OpenFlow报文头
*
* 该函数用于填充OpenFlow报文头，包括版本、长度、类型和事务ID。
*
* @param ofpbuf_header OpenFlow报文头结构体指针
* @param len 报文长度
* @param type 报文类型
* @param xid 事务ID
*/
void build_opfmsg_header(struct ofp_header *ofpbuf_header,uint16_t len,uint8_t type,uint32_t xid)
{
ofpbuf_header->version = OFP13_VERSION;
ofpbuf_header->length = htons(len);
ofpbuf_header->type = type;
ofpbuf_header->xid = xid;
printf("ofpbuf_header->length=%d\n",ntohs(ofpbuf_header->length));
}
/**
* @brief 构建OpenFlow回应报文
*
* 该函数用于构建并返回一个OpenFlow回应报文，报文类型和长度由参数指定。
*
* @param type 报文类型
* @param xid 事务ID
* @param len 报文长度
*
* @return 返回构建的报文缓冲区指针
*/
u8 *build_opfmsg_reply_ofpbuf(uint8_t type,uint32_t xid,uint16_t len)
{
struct ofp_header *reply = (struct ofp_header *)malloc(len);
memset((u8 *)reply,0,len);
build_opfmsg_header(reply,len,type,xid);
printf("ofpbuf_reply,malloc:%p,type:%d,len:%d\n",reply,type,len);
return (u8 *)reply;
}
/**
* @brief 处理OpenFlow Hello消息
*
* 该函数用于处理接收到的OpenFlow Hello消息。如果协议版本不是1.3，则发送错误消息。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle_opfmsg_hello(struct ofp_buffer *ofpbuf)
{
printf("header.version:%d\n",ofpbuf->header.version);
if(ofpbuf->header.version == 0x04)
{
printf("RECV HELLO!\n\n\n");
}else //不是openflow1.3协议，则发送error消息
{
int reply_len = sizeof(struct ofp_header);
//填充openflow协议头，协议类型为OFPT_ERROR
struct ofp_buffer *ofpbuf_reply =
(struct ofp_buffer *)build_reply_ofpbuf(OFPT_ERROR,ofpbuf->header.xid,reply_len);
//打印error消息
pkt_print((u8 *)ofpbuf,htons(ofpbuf->header.length));
//发送error消息
send_openflow_message(ofpbuf_reply,reply_len);
}
//返回已处理状态码
return HANDLE;
}
/**
* @brief 处理OpenFlow Features Request消息
*
* 该函数用于处理接收到的OpenFlow Features Request消息，并返回交换机的功能信息。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle_opfmsg_features_request(struct ofp_buffer *ofpbuf)
{
int feature_reply_len = sizeof(struct ofp_switch_features)+sizeof(struct ofp_header);
//填充openflow协议头，协议类型为 OFPT_FEATURES_REPLY
struct ofp_buffer *ofpbuf_reply = (struct ofp_buffer *)build_opfmsg_reply_ofpbuf(OFPT_FEATURES_REPLY,
ofpbuf->header.xid,feature_reply_len);
//获取交换机的功能信息 指针变量 feature_reply_msg
struct ofp_switch_features *feature_reply_msg =(struct ofp_switch_features *)ofpbuf_reply->data;
//TODO
/* 构建feature回应报文，把交换机的功能信息发送给控制器（指针变量feature_reply_msg赋值） */
feature_reply_msg->datapath_id = htonll(0x1234 << 48);
feature_reply_msg->n_buffers = 0x100; // 256
feature_reply_msg->n_tables = 1;
feature_reply_msg->auxiliary_id = 0;
feature_reply_msg->capabilities = htonl(0x0007);
feature_reply_msg->reserved = htonl(0x0000);
//调用系统发送接口，发送回应报文
send_openflow_message(ofpbuf_reply,feature_reply_len);
//返回已处理状态码
return HANDLE;
}
/**
* @brief 处理OpenFlow Get Config Request消息
*
* 该函数用于处理接收到的OpenFlow Get Config Request消息，并返回交换机的配置信息。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle_ofpmsg_get_config_request(struct ofp_buffer *ofpbuf)
{
int reply_len = sizeof(struct ofp_switch_config)+sizeof(struct ofp_header);
//填充openflow协议头，协议类型为 OFPT_GET_CONFIG_REPLY
struct ofp_buffer *ofpbuf_reply = (struct ofp_buffer *)build_reply_ofpbuf(OFPT_GET_CONFIG_REPLY,
ofpbuf->header.xid,reply_len);
struct ofp_switch_config *switch_config_reply =(struct ofp_switch_config *)ofpbuf_reply->data;
switch_config_reply->flags = htons(0x0000);
switch_config_reply->miss_send_len = htons(0xffe5); //65509,基于协议
send_openflow_message(ofpbuf_reply,reply_len);
return HANDLE;
}
/**
* @brief 处理OpenFlow Description Request消息
*
* 该函数用于处理接收到的OpenFlow Description Request消息，并返回交换机的描述信息。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle_ofpmsg_desc(struct ofp_buffer *ofpbuf)
{
int reply_len = sizeof(struct ofp_header)+sizeof(struct ofp_multipart)+sizeof(struct ofp_desc_stats);
struct ofp_buffer *ofpbuf_reply =
(struct ofp_buffer *)build_reply_ofpbuf(OFPT_MULTIPART_REPLY,ofpbuf->header.xid,reply_len);
struct ofp_multipart *ofpmp_reply = (struct ofp_multipart *)ofpbuf_reply->data;
static const char *default_mfr_desc = "Chengjingyu_Networks";
static const char *default_hw_desc = "Jingyu_OpenBox";
static const char *default_sw_desc = "Jingyu_Driver";
static const char *default_serial_desc = "Jingyu OpenBox Series";
static const char *default_dp_desc = "None";
ofpmp_reply->type = htons(OFPMP_DESC);
ofpmp_reply->flags = htonl(OFPMP_REPLY_MORE_NO);
snprintf(ofpmp_reply->ofpmp_desc[0].mfr_desc, sizeof ofpmp_reply->ofpmp_desc[0].mfr_desc, "%s", default_mfr_desc);
snprintf(ofpmp_reply->ofpmp_desc[0].hw_desc, sizeof ofpmp_reply->ofpmp_desc[0].hw_desc, "%s", default_hw_desc);
snprintf(ofpmp_reply->ofpmp_desc[0].sw_desc, sizeof ofpmp_reply->ofpmp_desc[0].sw_desc, "%s", default_sw_desc);
snprintf(ofpmp_reply->ofpmp_desc[0].serial_num, sizeof ofpmp_reply->ofpmp_desc[0].serial_num, "%s", default_serial_desc);
snprintf(ofpmp_reply->ofpmp_desc[0].dp_desc, sizeof ofpmp_reply->ofpmp_desc[0].dp_desc, "%s", default_dp_desc);
send_openflow_message(ofpbuf_reply,reply_len);
return HANDLE;
}
/**
* @brief 处理OpenFlow Flow Stats Request消息
*
* 该函数用于处理接收到的OpenFlow Flow Stats Request消息，并返回流统计信息。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle_ofpmsg_flow_stats(struct ofp_buffer *ofpbuf)
{
int i = 0, reply_len = 0, flow_stats_offset;
struct ofp_flow_stats *current_flow_stats = NULL;
struct ofp_buffer *reply_buffer = NULL;
struct ofp_multipart *multipart_reply = NULL;
// 计算长度
for (; i < FAST_RULE_CNT; i++) {
if (flow_stats_addr[i] != NULL) {
reply_len += ntohs(((struct ofp_flow_stats *)flow_stats_addr[i])->length);
}
}
reply_len += sizeof(struct ofp_header) + sizeof(struct ofp_multipart);
// 构造响应包
reply_buffer = (struct ofp_buffer *)build_reply_ofpbuf(OFPT_MULTIPART_REPLY, ofpbuf->header.xid, reply_len);
multipart_reply = (struct ofp_multipart *)reply_buffer->data;
multipart_reply->type = htons(OFPMP_FLOW); // 标识信息
multipart_reply->flags = htonl(OFPMP_REPLY_MORE_NO); //这条不用回
// 填充包体
flow_stats_offset = sizeof(struct ofp_multipart);
current_flow_stats = (struct ofp_flow_stats *)&reply_buffer->data[flow_stats_offset];
for (i = 0; i < FAST_RULE_CNT; i++) {
if (flow_stats_addr[i] != NULL) {
memcpy(current_flow_stats, flow_stats_addr[i], ntohs(((struct ofp_flow_stats *)flow_stats_addr[i])->length));
flow_stats_offset += ntohs(current_flow_stats->length);
current_flow_stats = (struct ofp_flow_stats *)&reply_buffer->data[flow_stats_offset];
}
}
send_openflow_message(reply_buffer, reply_len);
return HANDLE;
}
/**
* @brief 处理OpenFlow Aggregate Stats Request消息
*
* 该函数用于处理接收到的OpenFlow Aggregate Stats Request消息，并返回聚合统计信息。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle_ofpmsg_aggregate(struct ofp_buffer *ofpbuf)
{
int reply_len = sizeof(struct ofp_header)+ sizeof(struct ofp_multipart)+sizeof(struct ofp_aggregate_stats_reply);
struct ofp_buffer *ofpbuf_reply = (struct ofp_buffer *)build_reply_ofpbuf(OFPT_MULTIPART_REPLY,
ofpbuf->header.xid,reply_len);
struct ofp_multipart *ofpmp_reply = (struct ofp_multipart *)ofpbuf_reply->data;
int i = 0,flow_count = 0;
u64 byte_count = 0,packet_count = 0;
struct timeval tv;
ofpmp_reply->type = htons(OFPMP_AGGREGATE);
ofpmp_reply->flags = htonl(OFPMP_REPLY_MORE_NO);
gettimeofday(&tv, NULL);
for (; i < FAST_RULE_CNT; i++) {
if (flow_stats_addr[i] != NULL) {
((struct ofp_flow_stats *)flow_stats_addr[i])->duration_sec = htonl(tv.tv_sec - flow_stats_time[i].tv_sec);
((struct ofp_flow_stats *)flow_stats_addr[i])->duration_nsec = htonl(tv.tv_usec - flow_stats_time[i].tv_usec);
// ((struct ofp_flow_stats *)flow_stats_addr[i])->packet_count = ((uint64_t)0x100); // 涉及硬件地址，拼尽全力无法找到，姑且填充256
// ((struct ofp_flow_stats *)flow_stats_addr[i])->byte_count = ((uint64_t)0x40000); // 涉及硬件地址，拼尽全力无法找到，姑且填充262144=256*1024
// 从硬件寄存器读取数据包计数和字节计数
((struct ofp_flow_stats *)flow_stats_addr[i])->packet_count = fast_reg_rd(FAST_OFP_FLOW_STATS_PKTS + i * sizeof(uint64_t));
((struct ofp_flow_stats *)flow_stats_addr[i])->byte_count = fast_reg_rd(FAST_OFP_FLOW_STATS_BYTES + i * sizeof(uint64_t));
packet_count += ((struct ofp_flow_stats *)flow_stats_addr[i])->packet_count;
byte_count += ((struct ofp_flow_stats *)flow_stats_addr[i])->byte_count;
flow_count++;
}
}
ofpmp_reply->ofpmp_aggregate_reply[0].packet_count = packet_count;
ofpmp_reply->ofpmp_aggregate_reply[0].byte_count = byte_count;
ofpmp_reply->ofpmp_aggregate_reply[0].flow_count = flow_count;
send_openflow_message(ofpbuf_reply,reply_len);
return HANDLE;
}
/**
* @brief 处理OpenFlow Table Stats Request消息
*
* 该函数用于处理接收到的OpenFlow Table Stats Request消息，并返回表统计信息。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle_ofpmsg_table(struct ofp_buffer *ofpbuf)
{
int i = 0;
int reply_len = sizeof(struct ofp_header)+sizeof(struct ofp_multipart)+
sizeof(struct ofp_table_stats)*1;
struct ofp_buffer *ofpbuf_reply = (struct ofp_buffer *)build_reply_ofpbuf(OFPT_MULTIPART_REPLY,
ofpbuf->header.xid,reply_len);
struct ofp_multipart *ofpmp_reply = (struct ofp_multipart *)ofpbuf_reply->data;
ofpmp_reply->type = htons(OFPMP_TABLE);
ofpmp_reply->flags = htonl(OFPMP_REPLY_MORE_NO);
for(i=0;i<1;i++) // 关于为什么写成1，见line 114
{
ofpmp_reply->table_stats[i].matched_count = htonll(0);
ofpmp_reply->table_stats[i].table_id = i;
ofpmp_reply->table_stats[i].lookup_count = htonll(0);
ofpmp_reply->table_stats[i].active_count = htonl(1);
}
send_openflow_message(ofpbuf_reply,reply_len);
return HANDLE;
}
/**
* @brief 处理OpenFlow Port Stats Request消息
*
* 该函数用于处理接收到的OpenFlow Port Stats Request消息，并返回端口统计信息。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle_ofpmsg_port_stats(struct ofp_buffer *ofpbuf)
{
int i = 0;
int reply_len = sizeof(struct ofp_header)+sizeof(struct ofp_multipart)+
sizeof(struct ofp_port_stats)*nmps.cnt;
struct ofp_buffer *ofpbuf_reply = (struct ofp_buffer *)build_reply_ofpbuf(OFPT_MULTIPART_REPLY,
ofpbuf->header.xid,reply_len);
struct ofp_multipart *ofpmp_reply = (struct ofp_multipart *)ofpbuf_reply->data;
struct timeval tv;
ofpmp_reply->type = htons(OFPMP_PORT_STATS);
ofpmp_reply->flags = htonl(OFPMP_REPLY_MORE_NO);
for(i=0;i<nmps.cnt;i++){
gettimeofday(&tv,NULL);
ofpmp_reply->ofpmp_port_stats[i] = nmps.ports[i].stats;
ofpmp_reply->ofpmp_port_stats[i].duration_sec = htonl(start_tv.tv_sec - tv.tv_sec);
ofpmp_reply->ofpmp_port_stats[i].duration_nsec = htonl(tv.tv_usec);
}
send_openflow_message(ofpbuf_reply,reply_len);
return HANDLE;
}
/**
* @brief 处理OpenFlow Group Features Request消息
*
* 该函数用于处理接收到的OpenFlow Group Features Request消息，并返回组功能信息。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle_ofpmsg_group_features(struct ofp_buffer *ofpbuf)
{
int i = 0;
int reply_len = sizeof(struct ofp_header)+sizeof(struct ofp_group_features)+8;
struct ofp_buffer *ofpbuf_reply = (struct ofp_buffer *)build_reply_ofpbuf(OFPT_MULTIPART_REPLY,
ofpbuf->header.xid,reply_len);
struct ofp_group_features *group = (struct ofp_group_features *)ofpbuf_reply->data;
group->types = htons(OFPMP_GROUP_FEATURES);
send_openflow_message(ofpbuf_reply,reply_len);
return HANDLE;
}
/**
* @brief 处理OpenFlow Port Description Request消息
*
* 该函数用于处理接收到的OpenFlow Port Description Request消息，并返回端口描述信息。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle_ofpmsg_port_desc(struct ofp_buffer *ofpbuf)
{
int i = 0;
int reply_len = sizeof(struct ofp_header)+sizeof(struct ofp_multipart)+
sizeof(struct ofp_port)*nmps.cnt;
struct ofp_buffer *ofpbuf_reply = (struct ofp_buffer *)build_reply_ofpbuf(OFPT_MULTIPART_REPLY,
ofpbuf->header.xid,reply_len);
struct ofp_multipart *ofpmp_reply = (struct ofp_multipart *)ofpbuf_reply->data;
ofpmp_reply->type = htons(OFPMP_PORT_DESC);
ofpmp_reply->flags = htonl(OFPMP_REPLY_MORE_NO);
for(i=0;i<nmps.cnt;i++)
{
ofpmp_reply->ofpmp_port_desc[i] = nmps.ports[i].state;
}
send_openflow_message(ofpbuf_reply,reply_len);
return HANDLE;
}
/**
* @brief 处理OpenFlow Packet Out消息
*
* 该函数用于处理接收到的OpenFlow Packet Out消息，并根据消息中的动作执行相应的操作。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle_ofpmsg_packet_out(struct ofp_buffer *ofpbuf)
{
struct ofp_packet_out *out = (struct ofp_packet_out *)ofpbuf;
struct ofp_action_output *action = (struct ofp_action_output *)&out->actions[0];
int action_len = ntohs(out->actions_len);
struct eth_header *eth = (struct eth_header *)&ofpbuf->data[sizeof(struct ofp_packet_out) - sizeof(struct ofp_header) + action_len];
int i = 0,send_len = ntohs(ofpbuf->header.length) - sizeof(struct ofp_packet_out) - action_len;
if(action_len == 0)
{
nms_exec_action(ntohl(out->in_port),OFPP_FLOOD,eth,send_len,-1);
}
else
{
while(action_len > 0)
{
if(action->type == OFPAT_OUTPUT)
{
nms_exec_action(ntohl(out->in_port),ntohl(action->port),eth,send_len,-1);
}
action_len -= sizeof(struct ofp_action_output);
action++;
}
}
return HANDLE;
}
/**
* @brief 处理OpenFlow Role Request消息
*
* 该函数用于处理接收到的OpenFlow Role Request消息，并返回角色信息。
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
*
* @return 返回处理状态码
*/
static enum ofperr
handle__opfmsg_role_request(struct ofp_buffer *ofpbuf)
{
int reply_len = sizeof(struct ofp_header)+sizeof(struct ofp_role);
struct ofp_buffer *ofpbuf_reply =
(struct ofp_buffer *)build_reply_ofpbuf(OFPT_ROLE_REPLY,ofpbuf->header.xid,reply_len);
SHOW_FUN(0);
memcpy(ofpbuf_reply->data,ofpbuf->data,sizeof(struct ofp_role));
ofpbuf_reply->header.type = OFPT_ROLE_REPLY;
send_openflow_message(ofpbuf_reply,reply_len);
SHOW_FUN(1);
return HANDLE;
}
/**
* @brief OpenFlow消息回调处理函数
*
* 该函数根据接收到的OpenFlow消息类型调用相应的处理函数。
* callback 的返回值必须有且只能存在两种返回值：
* 已处理: HANDLE = 0x1,
* 不处理：CONTINUE = 0x2
*
* @param ofpbuf 接收到的OpenFlow消息缓冲区
* @param len 消息长度
*
* @return 返回处理状态码
*/
enum ofperr handle_openflow_callback(struct ofp_buffer *ofpbuf, int len)
{
int oftype = ofpbuf->header.type;
printf("header.version:%d, type:%d, len:%d\n", ofpbuf->header.version, ofpbuf->header.type, htons(ofpbuf->header.length));
switch (oftype) {
case OFPT_HELLO:
return handle_opfmsg_hello(ofpbuf);
case OFPT_FEATURES_REQUEST:
return handle_opfmsg_features_request(ofpbuf);
case OFPT_GET_CONFIG_REQUEST:
return handle_ofpmsg_get_config_request(ofpbuf);
case OFPT_MULTIPART_REQUEST:
// 根据 multipart 请求的具体类型进一步处理
{
struct ofp_multipart *multipart = (struct ofp_multipart *)ofpbuf->data;
switch (ntohs(multipart->type)) {
case OFPMP_DESC:
return handle_ofpmsg_desc(ofpbuf);
case OFPMP_FLOW:
return handle_ofpmsg_flow_stats(ofpbuf);
case OFPMP_AGGREGATE:
return handle_ofpmsg_aggregate(ofpbuf);
case OFPMP_TABLE:
return handle_ofpmsg_table(ofpbuf);
case OFPMP_PORT_STATS:
return handle_ofpmsg_port_stats(ofpbuf);
case OFPMP_GROUP_FEATURES:
return handle_ofpmsg_group_features(ofpbuf);
case OFPMP_PORT_DESC:
return handle_ofpmsg_port_desc(ofpbuf);
default:
printf("Unsupported multipart request type: %d\n", ntohs(multipart->type));
break;
}
}
break;
case OFPT_PACKET_OUT:
return handle_ofpmsg_packet_out(ofpbuf);
case OFPT_ROLE_REQUEST:
return handle__opfmsg_role_request(ofpbuf);
default:
printf(" --do not handle the message!\n");
}
// 返回不处理状态码
return CONTINUE;
}
#define MASK_HELLO (1 << OFPT_HELLO) // 1 << 0
#define MASK_FEATURES_REQUEST (1 << OFPT_FEATURES_REQUEST) // 1 << 5
#define MASK_GET_CONFIG_REQUEST (1 << OFPT_GET_CONFIG_REQUEST) // 1 << 7
#define MASK_PACKET_OUT (1 << OFPT_PACKET_OUT) // 1 << 13
#define MASK_MULTIPART_REQUEST (1 << OFPT_MULTIPART_REQUEST) // 1 << 18
#define MASK_ROLE_REQUEST (1 << OFPT_ROLE_REQUEST) // 1 << 24
/** mask 为获取openflow消息的bimap掩码,openflow消息枚举见 "enum ofp_type"
*
* 如：获取 OFPT_HELLO(0) 和 OFPT_FEATURES_REQUEST(5)消息，
* mask值设为 mask = 0b'100001 = 0x21
*
*/
int main(int argc,char* argv[])
{
int mask = 0;
ofp_init(argc,argv);
// 使用宏为 mask 赋值，监听以下消息类型：
// OFPT_HELLO, OFPT_FEATURES_REQUEST, OFPT_GET_CONFIG_REQUEST,
// OFPT_PACKET_OUT, OFPT_MULTIPART_REQUEST, OFPT_ROLE_REQUEST
mask = MASK_HELLO | MASK_FEATURES_REQUEST | MASK_GET_CONFIG_REQUEST |
MASK_PACKET_OUT | MASK_MULTIPART_REQUEST | MASK_ROLE_REQUEST;
openflow_hook_init(mask,handle_openflow_callback);
pause();
return 0;
}
// sudo xofp -4 127.0.0.1 -c eth0 -i obx0,obx1,obx2,obx3

115
openflow/main_user_openflow.c
View File

@ -162,12 +162,20 @@ handle_opfmsg_features_request(struct ofp_buffer *ofpbuf)
//TODO //TODO
/* 构建feature回应报文，把交换机的功能信息发送给控制器（指针变量feature_reply_msg赋值） */ /* 构建feature回应报文，把交换机的功能信息发送给控制器（指针变量feature_reply_msg赋值） */
feature_reply_msg->datapath_id = htonll(0x1234 << 48); feature_reply_msg->datapath_id = 0x6655443322110000;
feature_reply_msg->n_buffers = 0x100; // 256 feature_reply_msg->n_buffers = 0x100;
feature_reply_msg->n_tables = 1; feature_reply_msg->n_tables = 0x02;
feature_reply_msg->auxiliary_id = 0; feature_reply_msg->auxiliary_id = 0;
feature_reply_msg->capabilities = htonl(0x0007); feature_reply_msg->capabilities = htonl(0x0000004f);
feature_reply_msg->reserved = htonl(0x0000); feature_reply_msg->reserved = htonl(0x00000000);
// feature_reply_msg->datapath_id = htonll(0x1234 << 48);
// feature_reply_msg->n_buffers = 0x100; // 256
// feature_reply_msg->n_tables = 1;
// feature_reply_msg->auxiliary_id = 0;
// feature_reply_msg->capabilities = htonl(0x0007);
// feature_reply_msg->reserved = htonl(0x0000);
//调用系统发送接口，发送回应报文 //调用系统发送接口，发送回应报文
send_openflow_message(ofpbuf_reply,feature_reply_len); send_openflow_message(ofpbuf_reply,feature_reply_len);
@ -247,78 +255,41 @@ handle_ofpmsg_desc(struct ofp_buffer *ofpbuf)
static enum ofperr static enum ofperr
handle_ofpmsg_flow_stats(struct ofp_buffer *ofpbuf) handle_ofpmsg_flow_stats(struct ofp_buffer *ofpbuf)
{ {
int i = 0, reply_len = 0, flow_stats_offset; int i = 0, reply_len = 0, flow_stats_offset;
struct ofp_flow_stats *current_flow_stats = NULL; struct ofp_flow_stats *current_flow_stats = NULL;
struct ofp_buffer *reply_buffer = NULL; struct ofp_buffer *reply_buffer = NULL;
struct ofp_multipart *multipart_reply = NULL; struct ofp_multipart *multipart_reply = NULL;
// 计算长度 // 计算长度
for (; i < FAST_RULE_CNT; i++) { for (; i < FAST_RULE_CNT; i++) {
if (flow_stats_addr[i] != 0) { if (flow_stats_addr[i] != NULL) {
reply_len += ntohs(((struct ofp_flow_stats *)flow_stats_addr[i])->length); reply_len += ntohs(((struct ofp_flow_stats *)flow_stats_addr[i])->length);
} }
} }
reply_len += sizeof(struct ofp_header) + sizeof(struct ofp_multipart); reply_len += sizeof(struct ofp_header) + sizeof(struct ofp_multipart);
// 构造响应包 // 构造响应包
reply_buffer = (struct ofp_buffer *)build_opfmsg_reply_ofpbuf(OFPT_MULTIPART_REPLY, ofpbuf->header.xid, reply_len); reply_buffer = (struct ofp_buffer *)build_reply_ofpbuf(OFPT_MULTIPART_REPLY, ofpbuf->header.xid, reply_len);
multipart_reply = (struct ofp_multipart *)reply_buffer->data; multipart_reply = (struct ofp_multipart *)reply_buffer->data;
multipart_reply->type = htons(OFPMP_FLOW); // 标识信息 multipart_reply->type = htons(OFPMP_FLOW); // 标识信息
multipart_reply->flags = htonl(OFPMP_REPLY_MORE_NO); //这条不用回 multipart_reply->flags = htonl(OFPMP_REPLY_MORE_NO); //这条不用回
// 填充包体 // 填充包体
flow_stats_offset = sizeof(struct ofp_multipart); flow_stats_offset = sizeof(struct ofp_multipart);
current_flow_stats = (struct ofp_flow_stats *)&reply_buffer->data[flow_stats_offset]; current_flow_stats = (struct ofp_flow_stats *)&reply_buffer->data[flow_stats_offset];
for (i = 0; i < FAST_RULE_CNT; i++) { for (i = 0; i < FAST_RULE_CNT; i++) {
if (flow_stats_addr[i] != 0) { if (flow_stats_addr[i] != NULL) {
memcpy(current_flow_stats, (void *)flow_stats_addr[i], ntohs(((struct ofp_flow_stats *)flow_stats_addr[i])->length)); memcpy(current_flow_stats, flow_stats_addr[i], ntohs(((struct ofp_flow_stats *)flow_stats_addr[i])->length));
flow_stats_offset += ntohs(current_flow_stats->length); flow_stats_offset += ntohs(current_flow_stats->length);
current_flow_stats = (struct ofp_flow_stats *)&reply_buffer->data[flow_stats_offset]; current_flow_stats = (struct ofp_flow_stats *)&reply_buffer->data[flow_stats_offset];
} }
} }
send_openflow_message(reply_buffer, reply_len); send_openflow_message(reply_buffer, reply_len);
return HANDLE; return HANDLE;
} }
// handle_ofpmsg_flow_stats(struct ofp_buffer *ofpbuf)
// {
// int i = 0, reply_len = 0, flow_stats_offset;
// struct ofp_flow_stats *current_flow_stats = NULL;
// struct ofp_buffer *reply_buffer = NULL;
// struct ofp_multipart *multipart_reply = NULL;
//
// // 计算长度
// for (; i < FAST_RULE_CNT; i++) {
// if (flow_stats_addr[i] != NULL) {
// reply_len += ntohs(((struct ofp_flow_stats *)flow_stats_addr[i])->length);
// }
// }
// reply_len += sizeof(struct ofp_header) + sizeof(struct ofp_multipart);
//
// // 构造响应包
// reply_buffer = (struct ofp_buffer *)build_reply_ofpbuf(OFPT_MULTIPART_REPLY, ofpbuf->header.xid, reply_len);
// multipart_reply = (struct ofp_multipart *)reply_buffer->data;
// multipart_reply->type = htons(OFPMP_FLOW); // 标识信息
// multipart_reply->flags = htonl(OFPMP_REPLY_MORE_NO); //这条不用回
//
// // 填充包体
// flow_stats_offset = sizeof(struct ofp_multipart);
// current_flow_stats = (struct ofp_flow_stats *)&reply_buffer->data[flow_stats_offset];
//
// for (i = 0; i < FAST_RULE_CNT; i++) {
// if (flow_stats_addr[i] != NULL) {
// memcpy(current_flow_stats, flow_stats_addr[i], ntohs(((struct ofp_flow_stats *)flow_stats_addr[i])->length));
// flow_stats_offset += ntohs(current_flow_stats->length);
// current_flow_stats = (struct ofp_flow_stats *)&reply_buffer->data[flow_stats_offset];
// }
// }
//
// send_openflow_message(reply_buffer, reply_len);
//
// return HANDLE;
// }
/** /**
* @brief 处理OpenFlow Aggregate Stats Request消息 * @brief 处理OpenFlow Aggregate Stats Request消息
@ -390,7 +361,7 @@ handle_ofpmsg_table(struct ofp_buffer *ofpbuf)
ofpmp_reply->type = htons(OFPMP_TABLE); ofpmp_reply->type = htons(OFPMP_TABLE);
ofpmp_reply->flags = htonl(OFPMP_REPLY_MORE_NO); ofpmp_reply->flags = htonl(OFPMP_REPLY_MORE_NO);
for(i=0;i<1;i++) // 关于为什么写成1，见line 114 for(i=0;i<1;i++)
{ {
ofpmp_reply->table_stats[i].matched_count = htonll(0); ofpmp_reply->table_stats[i].matched_count = htonll(0);
ofpmp_reply->table_stats[i].table_id = i; ofpmp_reply->table_stats[i].table_id = i;

98
openflow/ofp_demo.c
View File

@ -7,14 +7,14 @@ struct timeval start_tv;
static enum ofperr handle_openflow(struct ofp_buffer *ofpbuf,int len); static enum ofperr handle_openflow(struct ofp_buffer *ofpbuf,int len);
/* 64λ<34><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */ /* 64λ<34><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
static inline uint64_t static inline uint64_t
htonll(uint64_t n) htonll(uint64_t n)
{ {
return htonl(1) == 1 ? n : ((uint64_t) htonl(n) << 32) | htonl(n >> 32); return htonl(1) == 1 ? n : ((uint64_t) htonl(n) << 32) | htonl(n >> 32);
} }
/* 64λ<34><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */ /* 64λ<34><CEBB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
static inline uint64_t static inline uint64_t
ntohll(uint64_t n) ntohll(uint64_t n)
{ {
@ -23,7 +23,7 @@ ntohll(uint64_t n)
/* <20><>ӡ<EFBFBD><D3A1><EFBFBD><EFBFBD> */ /* <20><>ӡ<EFBFBD><D3A1><EFBFBD><EFBFBD> */
void pkt_print(u8* pkt, int len) void pkt_print(u8* pkt, int len)
{ {
//return; //return;
@ -61,7 +61,7 @@ void pkt_print(u8* pkt, int len)
/* <20><><EFBFBD><EFBFBD>OpenFlowЭ<77>鱨<EFBFBD><E9B1A8>ͷ */ /* <20><><EFBFBD><EFBFBD>OpenFlowЭ<77>鱨<EFBFBD><E9B1A8>ͷ */
void build_ofp_header(struct ofp_header *ofpbuf_header,uint16_t len,uint8_t type,uint32_t xid) void build_ofp_header(struct ofp_header *ofpbuf_header,uint16_t len,uint8_t type,uint32_t xid)
{ {
SHOW_FUN(0); SHOW_FUN(0);
@ -73,7 +73,7 @@ void build_ofp_header(struct ofp_header *ofpbuf_header,uint16_t len,uint8_t type
SHOW_FUN(1); SHOW_FUN(1);
} }
/* <20><><EFBFBD><EFBFBD>OpenFlow<6F>ظ<EFBFBD><D8B8><EFBFBD><EFBFBD><EFBFBD> */ /* <20><><EFBFBD><EFBFBD>OpenFlow<6F>ظ<EFBFBD><D8B8><EFBFBD><EFBFBD><EFBFBD> */
u8 *build_reply_ofpbuf(uint8_t type,uint32_t xid,uint16_t len) u8 *build_reply_ofpbuf(uint8_t type,uint32_t xid,uint16_t len)
{ {
SHOW_FUN(0); SHOW_FUN(0);
@ -87,7 +87,7 @@ u8 *build_reply_ofpbuf(uint8_t type,uint32_t xid,uint16_t len)
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OpenFlow<EFBFBD><EFBFBD><EFBFBD><EFBFBD> */ /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OpenFlow<6F><77><EFBFBD><EFBFBD> */
void send_openflow_message(struct ofp_buffer *ofpmsg,int len) void send_openflow_message(struct ofp_buffer *ofpmsg,int len)
{ {
SHOW_FUN(0); SHOW_FUN(0);
@ -102,7 +102,7 @@ void send_openflow_message(struct ofp_buffer *ofpmsg,int len)
} }
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>HELLO<EFBFBD><EFBFBD><EFBFBD><EFBFBD> */ /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>HELLO<4C><4F><EFBFBD><EFBFBD> */
void send_hello_message() void send_hello_message()
{ {
struct ofp_header* ofp_header_hello; struct ofp_header* ofp_header_hello;
@ -126,7 +126,7 @@ void send_hello_message()
} }
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Packet-in<69><6E><EFBFBD><EFBFBD> */ /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Packet-in<69><6E><EFBFBD><EFBFBD> */
void send_packet_in_message_meter(int in_port,u8 *pkt6,int len) void send_packet_in_message_meter(int in_port,u8 *pkt6,int len)
{ {
SHOW_FUN(0); SHOW_FUN(0);
@ -389,7 +389,7 @@ void send_packet_in_message_old()
} }
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>TCP<EFBFBD><EFBFBD><EFBFBD><EFBFBD> */ /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>TCP<43><50><EFBFBD><EFBFBD> */
void open_openflow_connect(char *controller_ip) void open_openflow_connect(char *controller_ip)
{ {
struct sockaddr_in controller_addr; struct sockaddr_in controller_addr;
@ -432,7 +432,7 @@ void open_openflow_connect_ipv6(char *controller_ip){
} }
/* <20>ر<EFBFBD>openflow<6F><77><EFBFBD><EFBFBD> */ /* <20>ر<EFBFBD>openflow<6F><77><EFBFBD><EFBFBD> */
void close_openflow_connect() void close_openflow_connect()
{ {
SHOW_FUN(0); SHOW_FUN(0);
@ -441,8 +441,8 @@ void close_openflow_connect()
} }
/* <20><><EFBFBD><EFBFBD>hello<6C><6F>Ϣ /* <20><><EFBFBD><EFBFBD>hello<6C><6F>Ϣ
* <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD>ΪOpenFlow1.3<EFBFBD>汾 */ * <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD>ΪOpenFlow1.3<EFBFBD>汾 */
static enum ofperr static enum ofperr
handle_hello(struct ofp_buffer *ofpbuf) handle_hello(struct ofp_buffer *ofpbuf)
{ {
@ -458,8 +458,8 @@ handle_hello(struct ofp_buffer *ofpbuf)
SHOW_FUN(1); SHOW_FUN(1);
} }
/* <20><><EFBFBD><EFBFBD>hello<6C><6F>Ϣ /* <20><><EFBFBD><EFBFBD>hello<6C><6F>Ϣ
* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */ * <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
static enum ofperr static enum ofperr
handle_error(struct ofp_buffer *ofpbuf) handle_error(struct ofp_buffer *ofpbuf)
{ {
@ -471,7 +471,7 @@ handle_error(struct ofp_buffer *ofpbuf)
return 0; return 0;
} }
/* <20><><EFBFBD><EFBFBD>Echo<68><6F>Ϣ */ /* <20><><EFBFBD><EFBFBD>Echo<68><6F>Ϣ */
static enum ofperr static enum ofperr
handle_echo_request(struct ofp_buffer *ofpbuf) handle_echo_request(struct ofp_buffer *ofpbuf)
{ {
@ -487,7 +487,7 @@ handle_echo_request(struct ofp_buffer *ofpbuf)
return 0; return 0;
} }
/* <20><><EFBFBD><EFBFBD>experimenterʵ<72><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ(<28>ݲ<EFBFBD><DDB2><EFBFBD>Ҫ) */ /* <20><><EFBFBD><EFBFBD>experimenterʵ<72><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ(<28>ݲ<EFBFBD><DDB2><EFBFBD>Ҫ) */
static enum ofperr static enum ofperr
handle_experimenter(struct ofp_buffer *ofpbuf) handle_experimenter(struct ofp_buffer *ofpbuf)
{ {
@ -499,9 +499,9 @@ handle_experimenter(struct ofp_buffer *ofpbuf)
} }
/* <20><><EFBFBD><EFBFBD>features_request<73><74>Ϣ /* <20><><EFBFBD><EFBFBD>features_request<73><74>Ϣ
* <20>ظ<EFBFBD>features_reply<6C><79>Ϣ * <20>ظ<EFBFBD>features_reply<6C><79>Ϣ
* capabilities<65>ֶ<EFBFBD><D6B6><EFBFBD><EFBFBD><EFBFBD>дswitch<63><68>֧<EFBFBD><D6A7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/ * capabilities<65>ֶ<EFBFBD><D6B6><EFBFBD><EFBFBD><EFBFBD>дswitch<63><68>֧<EFBFBD><D6A7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
static enum ofperr static enum ofperr
handle_features_request(struct ofp_buffer *ofpbuf) handle_features_request(struct ofp_buffer *ofpbuf)
{ {
@ -526,8 +526,8 @@ handle_features_request(struct ofp_buffer *ofpbuf)
return 0; return 0;
} }
/* <20><><EFBFBD><EFBFBD>get_config_request<73><74>Ϣ /* <20><><EFBFBD><EFBFBD>get_config_request<73><74>Ϣ
* <20>ظ<EFBFBD>get_config_reply<6C><79>Ϣ */ * <20>ظ<EFBFBD>get_config_reply<6C><79>Ϣ */
static enum ofperr static enum ofperr
handle_get_config_request(struct ofp_buffer *ofpbuf) handle_get_config_request(struct ofp_buffer *ofpbuf)
{ {
@ -549,7 +549,7 @@ handle_get_config_request(struct ofp_buffer *ofpbuf)
} }
/* <20><><EFBFBD><EFBFBD>set_config<69><67>Ϣ */ /* <20><><EFBFBD><EFBFBD>set_config<69><67>Ϣ */
static enum ofperr static enum ofperr
handle_set_config(struct ofp_buffer *ofpbuf,int len) handle_set_config(struct ofp_buffer *ofpbuf,int len)
{ {
@ -562,8 +562,8 @@ handle_set_config(struct ofp_buffer *ofpbuf,int len)
return 0; return 0;
} }
/* <20><><EFBFBD><EFBFBD>Packet-out<75><74>Ϣ /* <20><><EFBFBD><EFBFBD>Packet-out<75><74>Ϣ
* ָ<><D6B8>ij<EFBFBD><C4B3><EFBFBD><EFBFBD><EFBFBD>屨<EFBFBD>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD><EFBFBD>LLDP*/ * ָ<><D6B8>ij<EFBFBD><C4B3><EFBFBD><EFBFBD><EFBFBD>屨<EFBFBD>Ļ<EFBFBD><C4BB><EFBFBD><EFBFBD><EFBFBD>LLDP*/
static enum ofperr static enum ofperr
handle_packet_out(struct ofp_buffer *ofpbuf) handle_packet_out(struct ofp_buffer *ofpbuf)
{ {
@ -624,8 +624,8 @@ handle_packet_out(struct ofp_buffer *ofpbuf)
//#undef SHIWANG_MODE //#undef SHIWANG_MODE
/* <20><><EFBFBD><EFBFBD>flow_mod<6F><64>Ϣ /* <20><><EFBFBD><EFBFBD>flow_mod<6F><64>Ϣ
* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6>E-R<><52>R-P<><50><EFBFBD><EFBFBD><EFBFBD><EFBFBD>XTR<54><52>XTR_C<5F><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/ * <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6>E-R<><52>R-P<><50><EFBFBD><EFBFBD><EFBFBD><EFBFBD>XTR<54><52>XTR_C<5F><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
static enum ofperr static enum ofperr
handle_flow_mod(struct ofp_buffer *ofpbuf) handle_flow_mod(struct ofp_buffer *ofpbuf)
{ {
@ -662,12 +662,12 @@ handle_flow_mod(struct ofp_buffer *ofpbuf)
printf("filed:OFPXMT_OFB_ETH_TYPE,len:%d\n",oxm->length); printf("filed:OFPXMT_OFB_ETH_TYPE,len:%d\n",oxm->length);
break; break;
//subid <20><>Ϣ //subid <20><>Ϣ
case OFPXMT_OFB_IPV6_SRC: case OFPXMT_OFB_IPV6_SRC:
printf("filed:OFPXMT_OFB_IPV6_SRC,len:%d\n",oxm->length);//ipv6 128λ-24λsubid printf("filed:OFPXMT_OFB_IPV6_SRC,len:%d\n",oxm->length);//ipv6 128λ-24λsubid
printf(">>\toxm----subid\n"); printf(">>\toxm----subid\n");
pkt_print((u8 *)oxm+4,8); pkt_print((u8 *)oxm+4,8);
memcpy((u8 *)&configure_subid_r->subid,(u8 *)oxm+4,8);//5<>ֽ<EFBFBD> caba<62><61>ַ subid(24λ3<CEBB>ֽ<EFBFBD>) <20><>8+32λ<32><CEBB><EFBFBD><EFBFBD>ʼ memcpy((u8 *)&configure_subid_r->subid,(u8 *)oxm+4,8);//5<>ֽ<EFBFBD> caba<62><61>ַ subid(24λ3<CEBB>ֽ<EFBFBD>) <20><>8+32λ<32><CEBB>ʼ
break; break;
case OFPXMT_OFB_IPV6_DST: case OFPXMT_OFB_IPV6_DST:
@ -726,11 +726,11 @@ handle_flow_mod(struct ofp_buffer *ofpbuf)
case OFPXMT_OFB_ETH_TYPE: case OFPXMT_OFB_ETH_TYPE:
printf("filed:OFPXMT_OFB_ETH_TYPE,len:%d\n",oxm->length); printf("filed:OFPXMT_OFB_ETH_TYPE,len:%d\n",oxm->length);
break; break;
//subid <20><>Ϣ //subid <20><>Ϣ
case OFPXMT_OFB_IPV6_SRC: case OFPXMT_OFB_IPV6_SRC:
printf("filed:OFPXMT_OFB_IPV6_SRC,len:%d\n",oxm->length); printf("filed:OFPXMT_OFB_IPV6_SRC,len:%d\n",oxm->length);
break; break;
//rloc<6F><63>Ϣ //rloc<6F><63>Ϣ
case OFPXMT_OFB_IPV6_DST: case OFPXMT_OFB_IPV6_DST:
printf("filed:OFPXMT_OFB_IPV6_DST,len:%d\n",oxm->length); printf("filed:OFPXMT_OFB_IPV6_DST,len:%d\n",oxm->length);
pkt_print((u8*)oxm+4,16 ); pkt_print((u8*)oxm+4,16 );
@ -738,7 +738,7 @@ handle_flow_mod(struct ofp_buffer *ofpbuf)
printf(">>\t\tconfigure_p_r->rloc___address=%p\n",(u8 *)&configure_p_r->rloc); printf(">>\t\tconfigure_p_r->rloc___address=%p\n",(u8 *)&configure_p_r->rloc);
pkt_print((u8 *)&configure_p_r->port, 20); pkt_print((u8 *)&configure_p_r->port, 20);
break; break;
//port<72><74>Ϣ //port<72><74>Ϣ
case OFPXMT_OFB_IN_PORT: case OFPXMT_OFB_IN_PORT:
printf("oxm->length_address=%p\n",&(oxm->length)); printf("oxm->length_address=%p\n",&(oxm->length));
printf("filed:OFPXMT_OFB_IN_PORT,len:%d\n",oxm->length); printf("filed:OFPXMT_OFB_IN_PORT,len:%d\n",oxm->length);
@ -802,7 +802,7 @@ handle_flow_mod(struct ofp_buffer *ofpbuf)
} }
/* <20><><EFBFBD><EFBFBD>group_mod<6F><64>Ϣ(<28>ݲ<EFBFBD><DDB2><EFBFBD>Ҫ) */ /* <20><><EFBFBD><EFBFBD>group_mod<6F><64>Ϣ(<28>ݲ<EFBFBD><DDB2><EFBFBD>Ҫ) */
static enum ofperr static enum ofperr
handle_group_mod(struct ofp_buffer *ofpbuf) handle_group_mod(struct ofp_buffer *ofpbuf)
{ {
@ -814,7 +814,7 @@ handle_group_mod(struct ofp_buffer *ofpbuf)
return 0; return 0;
} }
/* <20><><EFBFBD><EFBFBD>Port_mod<6F><64>Ϣ(<28>ݲ<EFBFBD><DDB2><EFBFBD>Ҫ) */ /* <20><><EFBFBD><EFBFBD>Port_mod<6F><64>Ϣ(<28>ݲ<EFBFBD><DDB2><EFBFBD>Ҫ) */
static enum ofperr static enum ofperr
handle_port_mod(struct ofp_buffer *ofpbuf) handle_port_mod(struct ofp_buffer *ofpbuf)
{ {
@ -826,7 +826,7 @@ handle_port_mod(struct ofp_buffer *ofpbuf)
return 0; return 0;
} }
/* <20><><EFBFBD><EFBFBD>table_mod<6F><64>Ϣ(<28>ݲ<EFBFBD><DDB2><EFBFBD>Ҫ) */ /* <20><><EFBFBD><EFBFBD>table_mod<6F><64>Ϣ(<28>ݲ<EFBFBD><DDB2><EFBFBD>Ҫ) */
static enum ofperr static enum ofperr
handle_table_mod(struct ofp_buffer *ofpbuf) handle_table_mod(struct ofp_buffer *ofpbuf)
{ {
@ -852,7 +852,7 @@ magicrouter_strlcpy(char *dst, const char *src, size_t size)
} }
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_DESC<53><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/ /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_DESC<53><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/
static enum ofperr static enum ofperr
handle_ofpmp_desc(struct ofp_buffer *ofpbuf) handle_ofpmp_desc(struct ofp_buffer *ofpbuf)
{ {
@ -885,7 +885,7 @@ handle_ofpmp_desc(struct ofp_buffer *ofpbuf)
return 0; return 0;
} }
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͳ<EFBFBD><CDB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_FLOW_STATS<54><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/ /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͳ<EFBFBD><CDB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_FLOW_STATS<54><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/
static enum ofperr static enum ofperr
handle_ofpmp_flow_stats(struct ofp_buffer *ofpbuf) handle_ofpmp_flow_stats(struct ofp_buffer *ofpbuf)
{ {
@ -910,7 +910,7 @@ handle_ofpmp_flow_stats(struct ofp_buffer *ofpbuf)
ofp_flow_stats->priority = htons(0); ofp_flow_stats->priority = htons(0);
ofp_flow_stats->idle_timeout = htons(0); ofp_flow_stats->idle_timeout = htons(0);
ofp_flow_stats->hard_timeout = htons(0); ofp_flow_stats->hard_timeout = htons(0);
ofp_flow_stats->flags = htons(0);//<2F><><EFBFBD><EFBFBD> ofp_flow_stats->flags = htons(0);//<2F><><EFBFBD><EFBFBD>
ofp_flow_stats->cookie = htonll(0); ofp_flow_stats->cookie = htonll(0);
ofp_flow_stats->packet_count = htonll(12); ofp_flow_stats->packet_count = htonll(12);
ofp_flow_stats->byte_count = htonll(1033); ofp_flow_stats->byte_count = htonll(1033);
@ -929,7 +929,7 @@ handle_ofpmp_flow_stats(struct ofp_buffer *ofpbuf)
return 0; return 0;
} }
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD>ܵ<EFBFBD><DCB5><EFBFBD>ͳ<EFBFBD><CDB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_AGGREGATE<54><45><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/ /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD>ܵ<EFBFBD><DCB5><EFBFBD>ͳ<EFBFBD><CDB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_AGGREGATE<54><45><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/
static enum ofperr static enum ofperr
handle_ofpmp_aggregate(struct ofp_buffer *ofpbuf) handle_ofpmp_aggregate(struct ofp_buffer *ofpbuf)
{ {
@ -1074,7 +1074,7 @@ void read_port_stats(char ifname[6],struct ofp_port_stats *of_stats)
LOG_ERR("read %s stats Error!\n",ifname); LOG_ERR("read %s stats Error!\n",ifname);
} }
//------------------------------------------------------------------ //------------------------------------------------------------------
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD>˿<EFBFBD>ͳ<EFBFBD><CDB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_PORT_STATS<54><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/ /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD>˿<EFBFBD>ͳ<EFBFBD><CDB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_PORT_STATS<54><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/
static enum ofperr static enum ofperr
handle_ofpmp_port_stats(struct ofp_buffer *ofpbuf) handle_ofpmp_port_stats(struct ofp_buffer *ofpbuf)
{ {
@ -1106,7 +1106,7 @@ handle_ofpmp_port_stats(struct ofp_buffer *ofpbuf)
} }
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_TABLE_FEATURES<45><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/ /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_TABLE_FEATURES<45><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/
static enum ofperr static enum ofperr
handle_ofpmp_table_features(struct ofp_buffer *ofpbuf) handle_ofpmp_table_features(struct ofp_buffer *ofpbuf)
{ {
@ -1442,7 +1442,7 @@ handle_ofpmp_table_features(struct ofp_buffer *ofpbuf)
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_PORT_DESC<53><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/ /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD>˿<EFBFBD><CBBF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>OFPMP_PORT_DESC<53><43><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ*/
static enum ofperr static enum ofperr
handle_ofpmp_port_desc(struct ofp_buffer *ofpbuf) handle_ofpmp_port_desc(struct ofp_buffer *ofpbuf)
{ {
@ -1478,8 +1478,8 @@ handle_ofpmp_port_desc(struct ofp_buffer *ofpbuf)
} }
/* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ /* <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
* <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>*/ * <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>*/
static enum ofperr static enum ofperr
handle_multipart_request(struct ofp_buffer *ofpbuf) handle_multipart_request(struct ofp_buffer *ofpbuf)
{ {
@ -1623,8 +1623,8 @@ handle_meter_mod(struct ofp_buffer *ofpbuf)
return 0; return 0;
} }
/* <20><><EFBFBD><EFBFBD>OpenFlow<6F><77>Ϣ /* <20><><EFBFBD><EFBFBD>OpenFlow<6F><77>Ϣ
* <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>*/ * <20>ж<EFBFBD><D0B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD>*/
static enum ofperr static enum ofperr
handle_openflow(struct ofp_buffer *ofpbuf,int len) handle_openflow(struct ofp_buffer *ofpbuf,int len)
{ {
@ -1720,7 +1720,7 @@ handle_openflow(struct ofp_buffer *ofpbuf,int len)
} }
/*<2A>ӿ<EFBFBD><D3BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>openflow<6F><77>Ϣ*/ /*<2A>ӿ<EFBFBD><D3BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>openflow<6F><77>Ϣ*/
void *recv_openflow_message(void *argv) void *recv_openflow_message(void *argv)
{ {
int recv_len; int recv_len;
@ -1825,7 +1825,7 @@ pthread_t ofp_init(char *controller_ip)
gettimeofday(&start_tv,NULL); gettimeofday(&start_tv,NULL);
start_tv.tv_usec = 0; start_tv.tv_usec = 0;
ofp_tid = openflow_listener(controller_ip); //<2F><><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><DFB3><EFBFBD>Openflow<6F><77><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ofp_tid = openflow_listener(controller_ip); //<2F><><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><DFB3><EFBFBD>Openflow<6F><77><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//pcap_tid = start_pcap(); //pcap_tid = start_pcap();
//pthread_join(ofp_tid, NULL); //pthread_join(ofp_tid, NULL);
@ -1846,14 +1846,14 @@ int ofp_init(char *controller_ip)
gettimeofday(&start_tv,NULL); gettimeofday(&start_tv,NULL);
start_tv.tv_usec = 0; start_tv.tv_usec = 0;
ofp_tid = openflow_listener(controller_ip); //<2F><><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><DFB3><EFBFBD>Openflow<6F><77><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ofp_tid = openflow_listener(controller_ip); //<2F><><EFBFBD><EFBFBD><EFBFBD>߳<EFBFBD><DFB3><EFBFBD>Openflow<6F><77><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
pcap_tid = start_pcap(); pcap_tid = start_pcap();
pthread_join(ofp_tid, NULL); pthread_join(ofp_tid, NULL);
pthread_join(pcap_tid, NULL); pthread_join(pcap_tid, NULL);
/* <20>ر<EFBFBD>Socket<65><74><EFBFBD><EFBFBD> */ /* <20>ر<EFBFBD>Socket<65><74><EFBFBD><EFBFBD> */
close_openflow_connect(); close_openflow_connect();
SHOW_FUN(1); SHOW_FUN(1);
exit(0); exit(0);