129 lines
3.2 KiB
C
129 lines
3.2 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <netinet/in.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include <sys/time.h>
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int main(int argc, char **argv)
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{
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char odbior[10];
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struct sockaddr_in endpoint;
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int sdsocket, addrlen, sdconnection;
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const int port = 7332;
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const char ip[512] = "192.168.1.30";
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char buff[512];
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char eee[1];
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struct dirent **namelist;
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int n;
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char wiadomosc[512];
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char mess[512];
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char name_file[512];
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endpoint.sin_family = AF_INET;
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endpoint.sin_port = htons(port);
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endpoint.sin_addr.s_addr = inet_addr(ip);
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addrlen = sizeof(struct sockaddr_in);
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while (1)
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{
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start:
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printf("Wpisz zapytanie do serwera\n");
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scanf("%s", buff);
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if (strncmp("CLIENTOFF", buff, 9) == 0)
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{
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close(sdsocket);
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return 0;
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}
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else if (strncmp("HELP", buff, 4) == 0)
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{
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printf("COMMAND LIST:\n CLIENTOFF\n EXIT\n GET_ALL_FILES\n");
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goto start;
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}
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if ((sdsocket = socket(AF_INET, SOCK_STREAM, 0)) < 0)
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{
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printf("socket() nie powiodl sie (failed)\n");
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return 1;
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}
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if (connect(sdsocket, (struct sockaddr *)&endpoint, addrlen) < 0)
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{
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printf("connect() nie powiodl sie (failed)\n");
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return 0;
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}
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else
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printf("CONNECTED\n");
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send(sdsocket, buff, 512, 0);
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close(sdsocket);
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if ((sdsocket = socket(AF_INET, SOCK_STREAM, 0)) < 0)
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{
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printf("socket() nie powiodl sie (failed)\n");
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return 1;
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}
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if (connect(sdsocket, (struct sockaddr *)&endpoint, addrlen) < 0)
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{
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printf("connect() nie powiodl sie (failed)\n");
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return 0;
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}
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if (strncmp("FTP", buff, 3) == 0)
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{
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ssize_t total = 0;
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strncpy(name_file, buff + 4, 509);
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printf("dlugość nazwy:%ld\n", strlen(name_file));
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printf("Plik do wyslania :%s\n", name_file);
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FILE *file = fopen(name_file, "wb");
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if (file == NULL)
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{
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printf("Nie udalo sie otowrzyc pliku");
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}
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char addr[INET_ADDRSTRLEN];
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printf("Pobieranie pliku: %s od %s\n", name_file, inet_ntop(AF_INET, &endpoint.sin_addr.s_addr, addr, INET_ADDRSTRLEN));
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ssize_t n;
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char buff[4096] = {0};
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while ((n = recv(sdsocket, buff, 4096, 0)) > 0)
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{
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total += n;
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if (n == -1)
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{
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printf("recv Error");
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}
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if (fwrite(buff, sizeof(char), n, file) != n)
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{
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printf("fwrite Error");
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}
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memset(buff, 0, 4096);
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}
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printf("Przesylanie udane liczba bajtow = %ld\n", total);
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fclose(file);
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goto start;
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}
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bzero(odbior, 512);
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recv(sdsocket, odbior, 512, 0);
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printf("%s\n", odbior);
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}
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return 0;
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}
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