mirror of
https://github.com/fumiama/simple-kanban.git
synced 2026-06-05 08:20:29 +08:00
105 lines
3.3 KiB
C
105 lines
3.3 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <string.h>
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#include <netdb.h>
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#include <sys/types.h>
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#include <netinet/in.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include <sys/stat.h>
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#include <pthread.h>
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#if !__APPLE__
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#include <sys/sendfile.h>
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#else
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struct sf_hdtr hdtr;
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#endif
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int sockfd;
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char buf[BUFSIZ];
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char bufr[BUFSIZ];
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struct sockaddr_in their_addr;
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pthread_t thread;
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uint32_t file_size;
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int recv_bin = 0;
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void getMessage(void *p) {
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int c = 0;
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while((c = recv(sockfd, bufr, BUFSIZ, 0)) > 0) {
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printf("Recv %d bytes: ", c);
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if(recv_bin) {
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FILE* fp = fopen("dump.bin", "w+");
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fwrite(bufr, c, 1, fp);
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fclose(fp);
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} else for(int i = 0; i < c; i++) putchar(bufr[i]);
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putchar('\n');
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}
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}
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off_t size_of_file(const char* fname) {
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struct stat statbuf;
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if(stat(fname, &statbuf)==0) return statbuf.st_size;
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else return -1;
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}
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int main(int argc,char *argv[]) { //usage: ./client host port
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ssize_t numbytes;
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puts("break!");
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while((sockfd = socket(AF_INET,SOCK_STREAM,0)) == -1);
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puts("Get sockfd");
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their_addr.sin_family = AF_INET;
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their_addr.sin_port = htons(atoi(argv[2]));
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their_addr.sin_addr.s_addr=inet_addr(argv[1]);
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bzero(&(their_addr.sin_zero), 8);
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while(connect(sockfd,(struct sockaddr*)&their_addr,sizeof(struct sockaddr)) == -1);
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puts("Connected to server");
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numbytes = recv(sockfd, buf, BUFSIZ,0);
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buf[numbytes]='\0';
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puts(buf);
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if(!pthread_create(&thread, NULL, (void*)&getMessage, NULL)) {
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puts("Thread create succeeded");
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while(1) {
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printf("Enter command:");
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scanf("%s",buf);
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if(!strcmp(buf, "bin")) recv_bin = !recv_bin;
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else if(!strcmp(buf, "file")) {
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printf("Enter file path:");
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scanf("%s",buf);
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printf("Open:");
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puts(buf);
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FILE *fp = NULL;
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fp = fopen(buf, "rb");
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if(fp) {
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off_t len = 0;
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file_size = (uint32_t)size_of_file(buf);
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#if __APPLE__
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struct iovec headers;
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headers.iov_base = &file_size;
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headers.iov_len = sizeof(uint32_t);
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hdtr.headers = &headers;
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hdtr.hdr_cnt = 1;
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hdtr.trailers = NULL;
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hdtr.trl_cnt = 0;
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if(!sendfile(fileno(fp), sockfd, 0, &len, &hdtr, 0)) puts("Send file success.");
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else puts("Send file error.");
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#else
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send(sockfd, &file_size, sizeof(uint32_t), 0);
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if(!sendfile(sockfd, fileno(fp), &len, file_size)) puts("Send file success.");
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else puts("Send file error.");
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#endif
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fclose(fp);
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printf("Send count:%lld\n", len);
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} else puts("Open file error!");
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} else {
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send(sockfd, buf, strlen(buf), 0);
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if(!strcmp(buf, "quit")) exit(EXIT_SUCCESS);
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}
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sleep(1);
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}
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} else perror("Create msg thread failed");
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close(sockfd);
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return 0;
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}
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