📄 wrap.h
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#include<stdio.h>#include<stdlib.h>#include<string.h>#include<unistd.h>#include<sys/types.h>#include<sys/socket.h>#include<netinet/in.h>#include<sys/stat.h>#include<fcntl.h>#define MAXLINE 1024#define SERV_PORT 8000void perr_exit(const char *s);int Accept(int fd, struct sockaddr *sa, socklen_t *salenptr);void Bind(int fd, const struct sockaddr *sa, socklen_t salen);void Connect(int fd, const struct sockaddr *sa, socklen_t salen);void Listen(int fd, int backlog);int Socket(int family, int type, int protocol);ssize_t Read(int fd, void *ptr, size_t nbytes);ssize_t Write(int fd, const void *ptr, size_t nbytes);void Close(int fd);ssize_t Readn(int fd, void *vptr, size_t n);ssize_t Writen(int fd, const void *vptr, size_t n);void cftype(const char *path, char *cfile_type);int iftype(const char *cfile_type, int * ifile_type);
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