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Copy pathProtocol.c
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Protocol.c
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#include <sys/socket.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <netdb.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <errno.h>
int timeToclose;
int childPid;
int fd[2];
int toDownload(char * str)
{
if(strlen(str)>2 && str[0]=='D' && str[1]==' ')
return 1;
return 0;
}
void uclient( int c1){
int connected, bytes_recieved,addr_len;
char sendto_data [1024],recvfrom_data[1024];
char regex[100];
char fileName[100];
struct hostent *host;
struct sockaddr_in server_addr;
//host = gethostbyname("127.0.0.1");
host= (struct hostent *) gethostbyname((char *)"127.0.0.1");
//gives me the socket
if ((connected = socket(AF_INET, SOCK_DGRAM, 0)) == -1) {
perror("Socket");
fprintf(stderr,"fck\n");
exit(1);
}
server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(c1);
server_addr.sin_addr = *((struct in_addr *)host->h_addr);
//bzero(&(server_addr.sin_zero),8);
addr_len = sizeof(struct sockaddr);
/* //establishes connection bw client and server
*/
char *pch;
char copy[1024];
while(1)
{
gets(sendto_data); // DATA which is got in the input buffer
//printf("wtf %s\n",sendto_data);
shortcut :
strcpy(copy,sendto_data);
pch = strtok (copy," ");
//======================= IndexGet =================================
if(pch!=NULL)
{
if(strcmp(pch,"FileHash")==0)
{
pch = strtok (NULL, " ");
if(pch !=NULL)
{
if(strcmp(pch,"Verify")==0)
{
pch = strtok (NULL, " ");
if(pch!=NULL)
{
strcpy(sendto_data,"FV");
strcat(sendto_data,pch);
printf("sendto_data : %s\n",sendto_data);
sendto(connected, sendto_data, strlen(sendto_data), 0,
(struct sockaddr *)&server_addr, sizeof(struct sockaddr));
while(1)
{
bytes_recieved=recvfrom(connected,recvfrom_data,1024,0,
(struct sockaddr *)&server_addr, &addr_len);
recvfrom_data[bytes_recieved] = '\0';
if(strcmp(recvfrom_data,"End Of File") == 0)break;
fwrite(recvfrom_data,1,bytes_recieved,stdout);
/*if(recvfrom_data[0]=='A' && recvfrom_data[1]=='N' && recvfrom_data[2]=='S')
{
printf("\nANS MD5 CAUGHT\n");
char arr[100];
strncpy(arr,recvfrom_data+4,strlen(recvfrom_data)-1);
//file to be received here
printf("\n%s\n",arr);
fflush(stdout);
break;
}*/
}
printf("\nout now\n");
continue;
}
}
else if(strcmp(pch,"CheckAll")==0)
{
strcpy(sendto_data,"FC");
sendto(connected, sendto_data, strlen(sendto_data), 0,
(struct sockaddr *)&server_addr, sizeof(struct sockaddr));
while(1)
{
bytes_recieved=recvfrom(connected,recvfrom_data,1024,0,
(struct sockaddr *)&server_addr, &addr_len);
recvfrom_data[bytes_recieved] = '\0';
if(strcmp(recvfrom_data,"End Of File") == 0)break;
fwrite(recvfrom_data,1,bytes_recieved,stdout);
/*if(recvfrom_data[0]=='A' && recvfrom_data[1]=='N' && recvfrom_data[2]=='S')
{
printf("\nANS MD5 checkall CAUGHT\n");
char arr[100];
strncpy(arr,recvfrom_data+4,strlen(recvfrom_data)-1);
//file to be received here
printf("\n%s\n",arr);
fflush(stdout);
break;
}*/
}
printf("\nout now\n");
continue;
}
}
else printf("wrong usage of FileHash\n");
}
else if(strcmp(pch,"IndexGet")==0)
{
printf ("%s\n",pch);
pch = strtok (NULL, " ");
if(pch!=NULL)
{
//<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< Indexget ShortList >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Add Before Regex
if(strcmp(pch,"ShortList")==0)
{
pch = strtok (NULL, " ");
if(pch!=NULL)
{
strcpy(sendto_data,"IS");
strcat(sendto_data,pch);
pch = strtok (NULL, " ");
if(pch!=NULL)
{
strcat(sendto_data," ");
strcat(sendto_data,pch);
printf("sendto_data : %s\n",sendto_data);
sendto(connected, sendto_data, strlen(sendto_data), 0,
(struct sockaddr *)&server_addr, sizeof(struct sockaddr));
//replace this with fiel catcher
while(1)
{
bytes_recieved=recvfrom(connected,recvfrom_data,1024,0,
(struct sockaddr *)&server_addr, &addr_len);
recvfrom_data[bytes_recieved] = '\0';
if(strcmp(recvfrom_data,"End Of File") == 0)break;
fwrite(recvfrom_data,1,bytes_recieved,stdout);
}
printf("\nout now\n");
continue;
}
}
}
//<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<TILL HERE >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
//======================= IndexGet Regex =================================
if(strcmp(pch,"Regex")==0)
{
pch = strtok (NULL, " ");
if(pch!=NULL)
{
strcpy(sendto_data,"IR");
strcat(sendto_data,pch);
printf("sendto_data : %s\n",sendto_data);
sendto(connected, sendto_data, strlen(sendto_data), 0,
(struct sockaddr *)&server_addr, sizeof(struct sockaddr));
//replace this with fiel catcher
while(1)
{
bytes_recieved=recvfrom(connected,recvfrom_data,1024,0,
(struct sockaddr *)&server_addr, &addr_len);
recvfrom_data[bytes_recieved] = '\0';
if(strcmp(recvfrom_data,"End Of File") == 0)break;
fwrite(recvfrom_data,1,bytes_recieved,stdout);
/*if(recvfrom_data[0]=='A' && recvfrom_data[1]=='N' && recvfrom_data[2]=='S')
{
printf("\nANS REGEX CAUGHT\n");
char arr[100];
strncpy(arr,recvfrom_data+4,strlen(recvfrom_data)-1);
//file to be received here
printf("\n%s\n",arr);
fflush(stdout);
break;
}*/
}
printf("\nout now\n");
continue;
}
else
{
printf("no filename given\n");
}
}
//======================= IndexGet LongList =================================
//if(strcmp(copy,"IndexGet LongList")==0 )
else if(strcmp(pch,"LongList")==0)
{
strcpy(sendto_data,"IL");
printf("------SENDING IL\n");
sendto(connected, sendto_data, strlen(sendto_data), 0,
(struct sockaddr *)&server_addr, sizeof(server_addr));
printf("------ready to receive file\n");
/*bytes_recieved=recvfrom(connected,recvfrom_data,1024,0,
(struct sockaddr *)&server_addr, &addr_len);
recvfrom_data[bytes_recieved] = '\0';
printf("%s\n",recvfrom_data);
fflush(stdout);*/
while(1)
{
//printf("\nstuck 181\n");
bytes_recieved=recvfrom(connected,recvfrom_data,1024,0,
(struct sockaddr *)&server_addr, sizeof(struct sockaddr));
recvfrom_data[bytes_recieved] = '\0';
/*printf("%s\n",recvfrom_data);
fflush(stdout);*/
if(strcmp(recvfrom_data,"End Of File") == 0)break;
fwrite(recvfrom_data,1,bytes_recieved,stdout);
/*if(recvfrom_data[0]=='A' && recvfrom_data[1]=='N' && recvfrom_data[2]=='S')
{
printf("\nANS Longlist CAUGHT\n");
char arr[100];
strncpy(arr,recvfrom_data+4,strlen(recvfrom_data)-1);
//file to be received here
printf("\n%s\n",arr);
fflush(stdout);
break;
}*/
}
printf("\nout now\n");
continue;
}
}
}
else if(strcmp(pch,"Upload") == 0)
{
pch = strtok (NULL, " ");
// strcpy(sendto_data,"IR");
char arr[100];
strcpy(arr,pch);
//strcat(arr,pch);
printf("opening %s\n",arr);
strcpy(sendto_data,"U ");
strcat(sendto_data,pch);
sendto(connected, sendto_data, 1024, 0,
(struct sockaddr *)&server_addr, sizeof(struct sockaddr));
//=================adding protocol=====================
//===================ending protocol==================
//=================told the client that file is to be sent========================
//fgets ( data, sizeof(data), fp ) != NULL
// char data[1024];
/*FILE *fp = fopen(arr,"r");
if(fp == NULL)
{
printf("wrong file\n");
continue;
}
memset(sendto_data,0,1024);
int byteR,sentN;
while(!feof(fp))
{ memset(sendto_data,0,1024);
byteR = fread(sendto_data,1,1024,fp);
sendto_data[byteR] = '\0';
// byteR = strlen(data);
// if(byteR == 0) break
fflush(stdout);
//void *temp = data;
sentN = sendto(connected, sendto_data, 1024, 0,
(struct sockaddr *)&server_addr, sizeof(struct sockaddr));
printf("%s",sendto_data);
printf("read %d sent %d--------\n",sentN,byteR);
//===============================file sent=================================================
}
printf("End file\n");
memset(sendto_data,0,1024);
char end[]= "End Of File";
strcpy(sendto_data,end);
sendto(connected, sendto_data, 1024, 0,
(struct sockaddr *)&server_addr, sizeof(struct sockaddr));
fclose(fp);
*/
}
else if(strcmp(pch,"Download") == 0)
{
pch = strtok (NULL, " ");
if(pch!=NULL)
{
strcpy(sendto_data,"D ");
strcat(sendto_data,pch);
sendto(connected, sendto_data, 1024, 0,
(struct sockaddr *)&server_addr, sizeof(struct sockaddr));
printf("printing %s\n",pch);
// sendto(connected,recvfrom_data,1024,0);
FILE *fp1 = fopen(pch,"wb");
//char dup[1024];
memset(recvfrom_data,0,1024);
while(1){
//bytes_recieved=read(connected,recvfrom_data,1024);
bytes_recieved=recvfrom(connected,recvfrom_data,1024,0,
(struct sockaddr *)&server_addr, &addr_len);
recvfrom_data[bytes_recieved] = '\0';
printf("got %s number %d-----\n",recvfrom_data,bytes_recieved);
if(strcmp(recvfrom_data,"End Of File")==0)
{
break;
}
//else break;
fwrite(recvfrom_data, 1,bytes_recieved, fp1);
//sleep(1);
}
printf("File closed\n");
fclose(fp1);
}
else printf("Wrong use of download");
}
else if(strcmp(pch,"Allow") == 0)
{
close(fd[1]);
int nbytes = read(fd[0],fileName,sizeof(fileName));
strcpy(sendto_data,"Download ");
strcat(sendto_data,fileName);
goto shortcut;
}
else if(strcmp(pch,"Stop") == 0)
{
//close(fd[1]);
printf("Process stopped\n");
}
else{
//normal text===================================================
if ((strcmp(sendto_data , "q") == 0 || strcmp(sendto_data , "Q") == 0) || timeToclose ==1)
{
if(timeToclose)printf("bbye\n");
sendto(connected, sendto_data, strlen(sendto_data), 0,
(struct sockaddr *)&server_addr, sizeof(struct sockaddr)) ;
fflush(stdout);
close(connected);
exit(0);
break;
}
else
sendto(connected, sendto_data, strlen(sendto_data), 0,
(struct sockaddr *)&server_addr, sizeof(struct sockaddr));
}
}
}
return;
}
void userver(int s1){
int sock, connected, true = 1,bytes_recieved,addr_len;
char sendto_data [1024],recvfrom_data[1024],copy[1024];
char regex[100];
struct sockaddr_in server_addr,client_addr;
int sin_size;
if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) == -1) {
perror("Socket");
exit(1);
}
//int s1;
server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(s1);
server_addr.sin_addr.s_addr = INADDR_ANY;
//bzero(&(server_addr.sin_zero),8);
//binded socket to required port
if (bind(sock, (struct sockaddr *)&server_addr, sizeof(struct sockaddr))
== -1) {
perror("Unable to bind");
exit(1);
}
printf("till here\n");
/*if (listen(sock, 5) == -1) {
perror("Listen");
exit(1);
}*/
addr_len = sizeof(struct sockaddr);
printf("\nUDPServer Waiting for client on port 5000");
fflush(stdout);
//sin_size = sizeof(struct sockaddr_in);
//connected represents the client server connection
//connected = accept(sock, (struct sockaddr *)&client_addr,&sin_size);
//printf("\n I got a connection from (%s , %d)",
// inet_ntoa(client_addr.sin_addr),ntohs(client_addr.sin_port));
char * pch;
fflush(stdout);
char command[1024];
//<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< SOME VARIABLES FOR SHORTLIST >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
char lower[100],upper[100],cpy[1000];
int cntr=0;
char buff[1000];
//char * pch;
FILE *fpr;
FILE *fpr2;
int place=0;
//<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
while (1)
{
//waits for server to sendto data
bytes_recieved=recvfrom(sock,recvfrom_data,1024,0,
(struct sockaddr *)&client_addr, &addr_len);
recvfrom_data[bytes_recieved] = '\0';
if (strcmp(recvfrom_data , "q") == 0 || strcmp(recvfrom_data , "Q") == 0)
{ printf("have to close\n");
timeToclose = 1;
//sendto(connected, sendto_data,strlen(sendto_data), 0);
close(connected);
//kill(childPid, SIGTERM);
//exit(0);
break;
}
else if(recvfrom_data[0]=='F' && recvfrom_data[1]=='C')
{
system("find . -type f -exec sh -c 'printf \"%s %s \n\" \"$(ls -l --time-style=+%Y%m%d%H%M%S $1 )\" \"$(md5sum $1 | cut -d\" \" -f1)\"' '' '{}' '{}' \\; | awk '{print $7, $6, $8}' > checkall");
//file to be sent here checkall
FILE *fp = fopen("checkall","r");
if(fp == NULL)
{
printf("wrong file\n");
continue;
}
//=================told the client that file is to be sent========================
//fgets ( data, sizeof(data), fp ) != NULL
// char data[1024];
memset(sendto_data,0,1024);
int byteR,sentN;
while(!feof(fp))
{ //memset(sendto_data,0,1024);
byteR = fread(sendto_data,1,1024,fp);
sendto_data[byteR] = '\0';
// byteR = strlen(data);
// if(byteR == 0) break
// fflush(stdout);
//void *temp = data;
sentN = sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(struct sockaddr));
printf("%s",sendto_data);
printf("read %d sent %d--------\n",sentN,byteR);
//===============================file sent=================================================
}
printf("End file\n");
memset(sendto_data,0,1024);
char end[]= "End Of File";
strcpy(sendto_data,end);
sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(struct sockaddr));
fclose(fp);
//when sent file comment next 2 lines
//strcpy(sendto_data,"ANS here is the filehash checkall...... :P");
//sendto(connected, sendto_data,strlen(sendto_data), 0);
printf("recvfrom_data after check all : %s \n",recvfrom_data);
continue;
}
else if(recvfrom_data[0]=='F' && recvfrom_data[1]=='V')
{
printf("Identified FV\n");
strncpy(regex,(char*)recvfrom_data+2,100);
printf("Filename is %s\n",regex);
strcpy(command,"openssl md5 ");
strcat(command,regex);
strcat(command," | cut -d\" \" -f2 > md5");
system(command);
strcpy(command,"date -r ./");
strcat(command,regex);
strcat(command," +%Y%m%d%H%M%S > date");
system(command);
strcpy(command,"paste md5 date > verify");
//strcat(command," > ir");
system(command);
strcpy(command,"rm md5 date");
system(command);
FILE *fp = fopen("verify","r");
if(fp == NULL)
{
printf("wrong file\n");
continue;
}
//=================told the client that file is to be sent========================
//fgets ( data, sizeof(data), fp ) != NULL
// char data[1024];
memset(sendto_data,0,1024);
int byteR,sentN;
while(!feof(fp))
{ //memset(sendto_data,0,1024);
byteR = fread(sendto_data,1,1024,fp);
sendto_data[byteR] = '\0';
// byteR = strlen(data);
// if(byteR == 0) break
// fflush(stdout);
//void *temp = data;
sentN = sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(struct sockaddr));
printf("%s",sendto_data);
printf("read %d sent %d--------\n",sentN,byteR);
//===============================file sent=================================================
}
printf("End file\n");
memset(sendto_data,0,1024);
char end[]= "End Of File";
strcpy(sendto_data,end);
sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(struct sockaddr));
fclose(fp);
//strcpy(sendto_data,"ANS here is the filehash verify...... :P");
//sendto(connected, sendto_data,strlen(sendto_data), 0);
printf("recvfrom_data after verify : %s \n",recvfrom_data);
continue;
}
else if(recvfrom_data[0]=='I' && recvfrom_data[1]=='L')
{
printf("IL RECEIVED\n");
//system("ls -l > longlist");
system("find . -printf '%p %TY%Tm%Td%TH%Tm%Tm %k \n' > il");
//file to be sent here longlist
FILE *fp = fopen("il","r");
if(fp == NULL)
{
printf("wrong file\n");
continue;
}
/*strcpy(sendto_data,"ack");
sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(struct sockaddr));
printf("sent an ack\n");
*/
//=================told the client that file is to be sent========================
//fgets ( data, sizeof(data), fp ) != NULL
// char data[1024];
memset(sendto_data,0,1024);
int byteR,sentN;
while(!feof(fp))
{ //memset(sendto_data,0,1024);
byteR = fread(sendto_data,1,1024,fp);
sendto_data[byteR] = '\0';
// byteR = strlen(data);
// if(byteR == 0) break
// fflush(stdout);
//void *temp = data;
sentN = sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(server_addr));
printf("%s",sendto_data);
printf("read %d sent %d--------\n",sentN,byteR);
//===============================file sent=================================================
}
printf("End file\n");
memset(sendto_data,0,1024);
char end[]= "End Of File";
strcpy(sendto_data,end);
sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(server_addr));
fclose(fp);
//strcpy(sendto_data,"ANS here is the list...... :P");
//int p =sendto(sock, sendto_data, 1024, 0,
// (struct sockaddr *)&client_addr, sizeof(server_addr));
//if(p ==-1) perror("hello");
//printf("recvfrom_data after longlist : %s \n",recvfrom_data);
continue;
}
//<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< SHORTLIST >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> TO BE COPIED BEFORE IR
else if(recvfrom_data[0] == 'I' && recvfrom_data[1]=='S')
{
printf("Identified IR\n");
strncpy(regex,(char*)recvfrom_data+2,100);
printf("Timestamps are is %s\n",regex);
pch = strtok (regex," ");
strcpy(lower,pch);
//printf("timestamp 1 : %s\n",pch);
pch = strtok (NULL, " ");
strcpy(upper,pch);
//printf("timestamp 2 : %s\n",pch);
system("ls -l --time-style=+%Y%m%d%H%M%S -t > ls");
fpr = fopen( "ls", "r" );
fpr2 = fopen( "is", "w" );
while ( fgets( buff, 1000, fpr ) != NULL )
{
if(cntr!=0 && cntr!=1)
{
printf("%d hahaha %s",cntr,buff);
strcpy(cpy,buff);
place=0;
pch = strtok (buff," ");
while (pch != NULL)
{
if(place==5)
{
printf("%s\n", pch);
if(strcmp(pch,lower)>0 && strcmp(pch,upper)<0)
{
printf("printing\n");
fprintf(fpr2,"%s",cpy);
}
}
place++;
pch = strtok (NULL," ");
}
}
cntr++;
}
fclose( fpr );
fclose( fpr2 );
FILE *fp = fopen("is","r");
if(fp == NULL)
{
printf("wrong file\n");
continue;
}
//=================told the client that file is to be sent========================
//fgets ( data, sizeof(data), fp ) != NULL
// char data[1024];
memset(sendto_data,0,1024);
int byteR,sentN;
while(!feof(fp))
{ //memset(sendto_data,0,1024);
byteR = fread(sendto_data,1,1024,fp);
sendto_data[byteR] = '\0';
// byteR = strlen(data);
// if(byteR == 0) break
// fflush(stdout);
//void *temp = data;
sentN = sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(struct sockaddr));
printf("%s",sendto_data);
printf("read %d sent %d--------\n",sentN,byteR);
//===============================file sent=================================================
}
printf("End file\n");
memset(sendto_data,0,1024);
char end[]= "End Of File";
strcpy(sendto_data,end);
sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(struct sockaddr));
fclose(fp);
//strcpy(sendto_data,"ANS here is the list...... :P");
//sendto(connected, sendto_data,strlen(sendto_data), 0);
printf("recvfrom_data after regex : %s \n",recvfrom_data);
continue;
}
//<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
else if(recvfrom_data[0]=='I' && recvfrom_data[1]=='R')
{
printf("Identified IR\n");
strncpy(regex,(char*)recvfrom_data+2,100);
printf("Regex is %s\n",regex);
strcpy(command,"find . -name \"");
strcat(command,regex);
strcat(command,"\" > ir");
system(command);
//file to be sent here longlist
FILE *fp = fopen("ir","r");
if(fp == NULL)
{
printf("wrong file\n");
continue;
}
//=================told the client that file is to be sent========================
//fgets ( data, sizeof(data), fp ) != NULL
// char data[1024];
memset(sendto_data,0,1024);
int byteR,sentN;
while(!feof(fp))
{ //memset(sendto_data,0,1024);
byteR = fread(sendto_data,1,1024,fp);
sendto_data[byteR] = '\0';
// byteR = strlen(data);
// if(byteR == 0) break
// fflush(stdout);
//void *temp = data;
sentN = sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(struct sockaddr));
printf("%s",sendto_data);
printf("read %d sent %d--------\n",sentN,byteR);
//===============================file sent=================================================
}
printf("End file\n");
memset(sendto_data,0,1024);
char end[]= "End Of File";
strcpy(sendto_data,end);
sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(struct sockaddr));
fclose(fp);
//strcpy(sendto_data,"ANS here is the list...... :P");
//sendto(connected, sendto_data,strlen(sendto_data), 0);
printf("recvfrom_data after regex : %s \n",recvfrom_data);
continue;
}
else if(strlen(recvfrom_data)>2 && recvfrom_data[0]=='U' && recvfrom_data[1]==' ')
{
char arr[100];
strncpy(arr,(char*)recvfrom_data+2,100);
printf("Someone wants to Upload File : %s\n Type \"Allow\" to let them; \"Stop\" to prevent them\n",arr);
// sendto(connected,recvfrom_data,1024,0);
close(fd[0]);
write(fd[1],arr,strlen(arr)+1);
/*FILE *fp1 = fopen(arr,"wb");
//char dup[1024];
memset(recvfrom_data,0,1024);
while(1){
bytes_recieved=read(connected,recvfrom_data,1024);
//recvfrom_data[bytes_recieved] = '\0';
printf("got %s number %d-----\n",recvfrom_data,bytes_recieved);
if(strcmp(recvfrom_data,"End Of File")==0)
{
break;
}
//else break;
fwrite(recvfrom_data, 1,bytes_recieved, fp1);
//bytes_recieved=read(connected,recvfrom_data,1024);
//sleep(1);
}
printf("File closed\n");
fclose(fp1);*/
}
else if(strlen(recvfrom_data)>2 && recvfrom_data[0]=='D' && recvfrom_data[1]==' ')
{
char arr[100];
strcpy(arr,recvfrom_data+2);
//strcat(arr,pch);
printf("opening %s\n",arr);
FILE *fp = fopen(arr,"r");
if(fp == NULL)
{
printf("wrong file\n");
continue;
}
//=================told the client that file is to be sent========================
//fgets ( data, sizeof(data), fp ) != NULL
// char data[1024];
memset(sendto_data,0,1024);
int byteR,sentN;
while(!feof(fp))
{ //memset(sendto_data,0,1024);
byteR = fread(sendto_data,1,1024,fp);
sendto_data[byteR] = '\0';
// byteR = strlen(data);
// if(byteR == 0) break
// fflush(stdout);
//void *temp = data;
sentN = sendto(sock, sendto_data, byteR, 0,
(struct sockaddr *)&client_addr, sizeof(struct sockaddr));
printf("%s",sendto_data);
printf("read %d sent %d--------\n",sentN,byteR);
//===============================file sent=================================================
}
printf("End file\n");
memset(sendto_data,0,1024);
char end[]= "End Of File";
strcpy(sendto_data,end);
sendto(sock, sendto_data, 1024, 0,
(struct sockaddr *)&client_addr, sizeof(struct sockaddr));
fclose(fp);
}
else{//prints out all of it
printf("%s\n" , recvfrom_data);
fflush(stdout);
}
/*
bytes_recieved = recvfrom(connected,recvfrom_data,1024,0);
recvfrom_data[bytes_recieved] = '\0';
if(bytes_recieved == 0) continue;
if (strcmp(recvfrom_data , "q") == 0 || strcmp(recvfrom_data , "Q") == 0)
{
close(connected);
break;
}
else
printf("\n RECIEVED DATA = %s " , recvfrom_data);
fflush(stdout);*/
}
close(sock);
//waitpid(pid,NULL,0);
}
//client handles tcp requests
void client( int c1){
int connected, bytes_recieved;
char send_data [1024],recv_data[1024];
char regex[100];
char fileName[100];
struct hostent *host;
struct sockaddr_in server_addr;
host = gethostbyname("127.0.0.1");
//gives me the socket
if ((connected = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
perror("Socket");
fprintf(stderr,"fck\n");
exit(1);
}
server_addr.sin_family = AF_INET;
server_addr.sin_port = htons(c1);
server_addr.sin_addr = *((struct in_addr *)host->h_addr);
bzero(&(server_addr.sin_zero),8);
//establishes connection bw client and server
while (connect(connected, (struct sockaddr *)&server_addr,sizeof(struct sockaddr)) == -1) ;
char *pch;
char copy[1024];
while(1)
{
gets(send_data); // DATA which is got in the input buffer
//printf("wtf %s\n",send_data);
shortcut :
strcpy(copy,send_data);
pch = strtok (copy," ");
//======================= IndexGet =================================
if(pch!=NULL)
{
if(strcmp(pch,"FileHash")==0) // FileHash Verify or FileHash CheckAll
{
pch = strtok (NULL, " ");
if(pch !=NULL)
{
if(strcmp(pch,"Verify")==0)
{
pch = strtok (NULL, " ");
if(pch!=NULL)
{
strcpy(send_data,"FV");
strcat(send_data,pch);
//printf("send_data : %s\n",send_data);
send(connected, send_data,strlen(send_data), 0);
while(1)
{
bytes_recieved=recv(connected,recv_data,1024,0);
recv_data[bytes_recieved] = '\0';
if(strcmp(recv_data,"End Of File") == 0)break;
fwrite(recv_data,1,bytes_recieved,stdout);
}
//printf("\nout now\n");
continue;
}
}
else if(strcmp(pch,"CheckAll")==0)
{
strcpy(send_data,"FC");
send(connected, send_data,strlen(send_data), 0);
while(1)
{
bytes_recieved=recv(connected,recv_data,1024,0);
recv_data[bytes_recieved] = '\0';
if(strcmp(recv_data,"End Of File") == 0)break;
fwrite(recv_data,1,bytes_recieved,stdout);
}
//printf("\nout now\n");
continue;
}
}
else printf("wrong usage of FileHash\n");
}
else if(strcmp(pch,"IndexGet")==0)
{
printf ("%s\n",pch);
pch = strtok (NULL, " ");
if(pch!=NULL)
{
//<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< Indexget ShortList >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> Add Before Regex
if(strcmp(pch,"ShortList")==0)
{
pch = strtok (NULL, " ");
if(pch!=NULL)
{
strcpy(send_data,"IS");
strcat(send_data,pch);
pch = strtok (NULL, " ");
if(pch!=NULL)
{
strcat(send_data," ");
strcat(send_data,pch);
//printf("send_data : %s\n",send_data);
send(connected, send_data,strlen(send_data), 0);
//replace this with fiel catcher
while(1)
{
bytes_recieved=recv(connected,recv_data,1024,0);
recv_data[bytes_recieved] = '\0';
if(strcmp(recv_data,"End Of File") == 0)break;
fwrite(recv_data,1,bytes_recieved,stdout);
}
printf("\nout now\n");
continue;
}
}
else printf("Wrong Usage. Please Type \"IndexGet ShortList <filename>\" \n");
}
//<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<TILL HERE >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>