server.h

Linux下server与client的通信实现。Server支持多线程。附有makefile可供编译。Linux下调试通过。

struct ElementList {
  char *element;
  struct ElementList *next;
};

struct ConfigLine {
  struct ElementList *uids;
  struct ElementList *programs;
  struct ElementList *IPAddresses;
  struct ElementList *ports;
};

struct ConfigEntry {
  char *uid;
  char *program;
  char *IPAddress;
  int port;
};

struct FirewallConfig {
  struct ConfigEntry *entry;
  struct FirewallConfig *left;
  struct FirewallConfig *right;
};

extern struct FirewallConfig  *addRule (char *, struct FirewallConfig *, int *); 
extern void showTable (struct FirewallConfig *);
extern int compareEntry (struct ConfigEntry *,  struct ConfigEntry *);
extern struct ConfigLine *parseLine (char *, int *);
extern char checkEntry (char *, struct FirewallConfig *, int *);
void freeElementList (struct ElementList *);

#define WRONG_IP_ADDRESS 1