forked from KolibriOS/kolibrios
Whois:
- Now the program uses libc.obj and is smaller. git-svn-id: svn://kolibrios.org@8686 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
turbocat
parent
4e4a78fb2d
commit
1d94455637
@ -6,11 +6,12 @@ KTCC=$(KTCC_DIR)/bin/kos32-tcc
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KPACK=kpack
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SRC=whois.c
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CFLAGS=-I $(KTCC_DIR)/libc/include
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LIBS = -lck -lnetwork
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CFLAGS= -I $(KTCC_DIR)/kolibri-libc/include
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LFLAGS= -nostdlib -L $(KTCC_DIR)/kolibri-libc $(KTCC_DIR)/kolibri-libc/crt0.o
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LIBS = -lnetwork -lc.obj
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all:
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$(KTCC) $(CFLAGS) $(SRC) $(LIBS) -o $(NAME)
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$(KTCC) $(CFLAGS) $(LFLAGS) $(SRC) $(LIBS) -o $(NAME)
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$(KPACK) $(NAME)
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clean:
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@ -2,9 +2,9 @@ if tup.getconfig("NO_TCC") ~= "" then return end
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TCC="kos32-tcc"
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CFLAGS = "-I../../develop/ktcc/trunk/libc/include"
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LDFLAGS = "-nostdlib ../../develop/ktcc/trunk/bin/lib/start.o -L../../develop/ktcc/trunk/bin/lib"
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LIBS = "-lck -lnetwork"
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CFLAGS = "-I../../develop/ktcc/trunk/kolibri-libc/include"
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LDFLAGS = "-nostdlib ../../develop/ktcc/trunk/kolibri-libc/crt0.o -L ../../develop/ktcc/trunk/kolibri-libc -L../../develop/ktcc/trunk/bin/lib "
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LIBS = "-lnetwork -lc.obj"
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COMMAND=string.format("%s %s %s %s %s ", TCC, CFLAGS, "%f -o %o", LDFLAGS, LIBS)
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tup.rule("whois.c", COMMAND .. tup.getconfig("KPACK_CMD"), "whois")
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@ -4,14 +4,15 @@ The main code is taken from the site:
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https://www.binarytides.com/whois-client-code-in-c-with-linux-sockets/
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*/
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#include <errno.h>
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int errno;
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#include <sys/ksys.h>
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#include <stdio.h>
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#include <conio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <net/socket.h>
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#include <net/network.h>
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#define stdout (FILE*)0
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#include <sys/socket.h>
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#include <clayer/network.h>
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FILE *out=stdout;
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@ -21,23 +22,6 @@ FILE *out=stderr;
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#define EXIT_SUCCESS 0
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#define EXIT_FAILURE 1
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#define perror(STR) debug_printf(STR);
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int unix_fprintf(FILE* file, const char* format, ...)
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{
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va_list arg;
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va_start (arg, format);
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if(file==stdout){
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return vprintf(format, arg);
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}else if(file==stderr){
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char log_board[300];
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vsnprintf(log_board, sizeof log_board, format, arg);
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debug_out_str(log_board);
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return 0;
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}else{
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return vfprintf(file, format, arg);
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}
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}
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void show_help()
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{
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@ -53,11 +37,6 @@ int whois_query(char * , char * , char **);
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char *str_replace(char *search , char *replace , char *subject );
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char* str_copy(char*);
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void start_console()
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{
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con_init_console_dll();
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con_set_title("Whois");
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}
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int main(int argc , char *argv[])
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{
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@ -66,7 +45,6 @@ int main(int argc , char *argv[])
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int f_flag=0;
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if(argc==2){
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start_console();
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domain=strdup(argv[1]);
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}
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@ -77,11 +55,12 @@ int main(int argc , char *argv[])
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exit(0);
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}
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}else{
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start_console();
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show_help();
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exit(0);
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}
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if(out==stdout){
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con_set_title("Whois");
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}
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get_whois_data(domain , &data);
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exit(0);
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}
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@ -100,22 +79,22 @@ int get_whois_data(char *domain , char **data)
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//get the extension , com , org , edu
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dt = strdup(domain);
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if(dt == NULL){
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unix_fprintf(out, "strdup failed");
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fprintf(out, "strdup failed");
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}
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pch = (char*)strtok(dt , ".");
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while(pch != NULL){
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strcpy(ext , pch);
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pch = strtok(NULL , ".");
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}
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// This will tell the whois server for the particular TLD like com , org
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if( whois_query("whois.iana.org" , ext , &response) == EXIT_FAILURE){
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unix_fprintf(out, "Whois query failed");
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fprintf(out, "Whois query failed");
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return 1;
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}
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unix_fprintf(out, "\n\nResponse is:\n\n");
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unix_fprintf(out, "%s", response);
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fprintf(out, "\n\nResponse is:\n\n");
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fprintf(out, "%s", response);
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// Now analysze the response
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pch = strtok(response , "\n");
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@ -131,17 +110,18 @@ int get_whois_data(char *domain , char **data)
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}
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// Now we have the TLD whois server in wch , query again
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//This will provide minimal whois information along with the parent whois server of the specific domain :)
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wch = strdup(wch);
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free(response);
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//This should not be necessary , but segmentation fault without this , why ?
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response = NULL;
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if(wch != NULL){
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unix_fprintf(out, "\nTLD Whois server is : %s" , wch);
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if( whois_query(wch , domain , &response) == EXIT_FAILURE){
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unix_fprintf(out, "Whois query failed\n");
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fprintf(out,"\nTLD Whois server is : %s" , wch);
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if( whois_query(wch , domain , &response) == EXIT_FAILURE){
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fprintf(out, "Whois query failed\n");
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return EXIT_FAILURE;
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}
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}else{
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unix_fprintf(out, "\nTLD whois server for %s not found\n" , ext);
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fprintf(out, "\nTLD whois server for %s not found\n" , ext);
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return EXIT_SUCCESS;
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}
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@ -166,19 +146,19 @@ int get_whois_data(char *domain , char **data)
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// Now we have the registrar whois server , this has the direct full information of the particular domain
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// so lets query again
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unix_fprintf(out, "\nRegistrar Whois server is : %s" , wch);
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fprintf(out, "\nRegistrar Whois server is : %s" , wch);
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if( whois_query(wch , domain , &response) == EXIT_FAILURE ){
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unix_fprintf(out, "Whois query failed");
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fprintf(out, "Whois query failed");
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}else{
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unix_fprintf(out, "\n%s" , response);
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fprintf(out, "\n%s" , response);
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}
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}
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/*
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otherwise echo the output from the previous whois result
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*/
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else{
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unix_fprintf(out, "%s" , response_2);
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fprintf(out, "%s" , response_2);
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}
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return 0;
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}
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@ -196,31 +176,30 @@ int whois_query(char *server , char *query , char **response)
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sock = socket(AF_INET4 , SOCK_STREAM , IPPROTO_TCP);
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//Prepare connection structures :)
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memset( &dest , 0 , sizeof(dest) );
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dest.sin_family = AF_INET;
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memset(&dest , 0 , sizeof(dest) );
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dest.sin_family = AF_INET;
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server = str_copy(server);
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server[strcspn(server, "\r\n")] = '\0';
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unix_fprintf(out, "\nResolving: %s ...\n" , server);
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if( hostname_to_ip(server , ip) == EXIT_FAILURE ){
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unix_fprintf(out, "Failed\n");
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server[strcspn(server, "\r\n")] = '\0';
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fprintf(out, "\nResolving: %s ...\n" , server);
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if(hostname_to_ip(server , ip) == EXIT_FAILURE ){
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fprintf(out, "Failed\n");
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return EXIT_FAILURE;
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}
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unix_fprintf(out, "Found ip: %s \n" , ip);
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fprintf(out, "Found ip: %s \n" , ip);
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dest.sin_addr = inet_addr(ip);
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dest.sin_port = PORT(WHOIS_PORT);
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//Now connect to remote server
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; //Now connect to remote server
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if(connect(sock , (const struct sockaddr*) &dest , sizeof(dest)) < 0){
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perror("connect failed");
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perror(strerror(errno));
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return EXIT_FAILURE;
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}
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//Now send some data or message
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unix_fprintf(out, "\nQuerying for: %s ...\n" , query);
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fprintf(out, "\nQuerying for: %s ...\n" , query);
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sprintf(message , "%s\r\n" , query);
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if( send(sock , message , strlen(message) , 0) < 0){
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perror("send failed");
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@ -231,15 +210,14 @@ int whois_query(char *server , char *query , char **response)
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while((read_size = recv(sock, buffer, sizeof(buffer), 0))){
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*response = realloc(*response , read_size + total_size);
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if(*response == NULL){
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unix_fprintf(out, "realloc failed");
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fprintf(out, "realloc failed");
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return EXIT_FAILURE;
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}
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memcpy(*response + total_size , buffer , read_size);
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total_size += read_size;
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}
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unix_fprintf(out, "Done\n");
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//fflush(stdout);
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fprintf(out, "Done\n");
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*response = realloc(*response , total_size + 1);
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*(*response + total_size) = '\0';
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