基本信息
源码名称:linux下c语言实现端口扫描tcp syn
源码大小:3.68KB
文件格式:.c
开发语言:C/C++
更新时间:2024-02-29
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源码介绍
#ifndef LINUXSYN_H
#define LINUXSYN_H
#include <stdio.h>
#include <netdb.h>
#include <netinet/in.h>
#include <netinet/ip.h>
#include <netinet/tcp.h>
#if defined(__cplusplus)
extern "C" {
#endif
//tcp头结构,需要校验
struct pseudo_header {
unsigned int source_address;
unsigned int dest_address;
unsigned char placeholder;
unsigned char protocol;
unsigned short tcp_length;
struct tcphdr tcp;
};
extern unsigned short checksum(unsigned short *addr,int len);
extern void get_local_ip(char* localip);
extern void prepare_header(char* datagram,struct sockaddr_in dest,int src_port, int dst_port,int rst,int syn);
extern int syn_scan(char *target_ip,int target_port);
#if defined(__cplusplus)
}
#endif
#endif /* LINUXSYN_H */
#ifndef LINUXSYN_H
#define LINUXSYN_H
#include <stdio.h>
#include <netdb.h>
#include <netinet/in.h>
#include <netinet/ip.h>
#include <netinet/tcp.h>
#if defined(__cplusplus)
extern "C" {
#endif
//tcp头结构,需要校验
struct pseudo_header {
unsigned int source_address;
unsigned int dest_address;
unsigned char placeholder;
unsigned char protocol;
unsigned short tcp_length;
struct tcphdr tcp;
};
extern unsigned short checksum(unsigned short *addr,int len);
extern void get_local_ip(char* localip);
extern void prepare_header(char* datagram,struct sockaddr_in dest,int src_port, int dst_port,int rst,int syn);
extern int syn_scan(char *target_ip,int target_port);
#if defined(__cplusplus)
}
#endif
#endif /* LINUXSYN_H */