mirror of
https://github.com/rofl0r/proxychains-ng.git
synced 2024-12-22 04:08:47 +00:00
ran indent tool on the source code
now everythings finally correctly indented and future patches will not be overshadowed by whitespace noise. used the following settings --braces-on-func-def-line --braces-on-struct-decl-line --braces-on-if-line --dont-break-procedure-type --leave-preprocessor-space --continue-at-parentheses -linux -i8 -brace-indent1 --case-indentation8 --space-after-cast --line-length120 --no-space-after-for --no-space-after-if --no-space-after-while --leave-optional-blank-lines --ignore-profile --space-special-semicolon --indent-label8
This commit is contained in:
rofl0r
parent
80817dbf6f
commit
e32ef26fec
889
src/core.c
889
src/core.c
File diff suppressed because it is too large
Load Diff
@ -57,12 +57,10 @@ localaddr_arg localnet_addr[MAX_LOCALNET];
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size_t num_localnet_addr = 0;
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unsigned int remote_dns_subnet = 224;
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static inline void get_chain_data(proxy_data *pd, unsigned int *proxy_count,
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chain_type *ct);
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static inline void get_chain_data(proxy_data * pd, unsigned int *proxy_count, chain_type * ct);
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static void init_lib(void);
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static void init_lib(void)
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{
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static void init_lib(void) {
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#ifdef THREAD_SAFE
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pthread_mutex_init(&internal_ips_lock, NULL);
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#endif
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@ -73,114 +71,96 @@ static void init_lib(void)
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true_connect = (connect_t) dlsym(RTLD_NEXT, "connect");
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if (!true_connect) {
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if(!true_connect) {
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fprintf(stderr, "Cannot load symbol 'connect' %s\n", dlerror());
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exit(1);
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} else {
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#ifdef DEBUG
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PDEBUG( "loaded symbol 'connect'"
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" real addr %p wrapped addr %p\n",
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true_connect, connect);
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#endif
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#ifdef DEBUG
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PDEBUG("loaded symbol 'connect'" " real addr %p wrapped addr %p\n", true_connect, connect);
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#endif
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}
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if(connect==true_connect) {
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#ifdef DEBUG
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if(connect == true_connect) {
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#ifdef DEBUG
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PDEBUG("circular reference detected, aborting!\n");
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#endif
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#endif
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abort();
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}
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true_gethostbyname = (gethostbyname_t)
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dlsym(RTLD_NEXT, "gethostbyname");
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dlsym(RTLD_NEXT, "gethostbyname");
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if (!true_gethostbyname) {
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fprintf(stderr, "Cannot load symbol 'gethostbyname' %s\n",
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dlerror());
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if(!true_gethostbyname) {
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fprintf(stderr, "Cannot load symbol 'gethostbyname' %s\n", dlerror());
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exit(1);
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} else {
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#ifdef DEBUG
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PDEBUG( "loaded symbol 'gethostbyname'"
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" real addr %p wrapped addr %p\n",
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true_gethostbyname, gethostbyname);
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#endif
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#ifdef DEBUG
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PDEBUG("loaded symbol 'gethostbyname'"
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" real addr %p wrapped addr %p\n", true_gethostbyname, gethostbyname);
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#endif
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}
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true_getaddrinfo = (getaddrinfo_t)
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dlsym(RTLD_NEXT, "getaddrinfo");
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dlsym(RTLD_NEXT, "getaddrinfo");
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if (!true_getaddrinfo) {
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fprintf(stderr, "Cannot load symbol 'getaddrinfo' %s\n",
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dlerror());
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if(!true_getaddrinfo) {
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fprintf(stderr, "Cannot load symbol 'getaddrinfo' %s\n", dlerror());
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exit(1);
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} else {
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#ifdef DEBUG
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PDEBUG( "loaded symbol 'getaddrinfo'"
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" real addr %p wrapped addr %p\n",
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true_getaddrinfo, getaddrinfo);
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#endif
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#ifdef DEBUG
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PDEBUG("loaded symbol 'getaddrinfo'" " real addr %p wrapped addr %p\n", true_getaddrinfo, getaddrinfo);
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#endif
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}
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true_freeaddrinfo = (freeaddrinfo_t)
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dlsym(RTLD_NEXT, "freeaddrinfo");
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dlsym(RTLD_NEXT, "freeaddrinfo");
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if (!true_freeaddrinfo) {
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fprintf(stderr, "Cannot load symbol 'freeaddrinfo' %s\n",
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dlerror());
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if(!true_freeaddrinfo) {
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fprintf(stderr, "Cannot load symbol 'freeaddrinfo' %s\n", dlerror());
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exit(1);
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} else {
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#ifdef DEBUG
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PDEBUG( "loaded symbol 'freeaddrinfo'"
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" real addr %p wrapped addr %p\n",
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true_freeaddrinfo, freeaddrinfo);
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#endif
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#ifdef DEBUG
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PDEBUG("loaded symbol 'freeaddrinfo'"
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" real addr %p wrapped addr %p\n", true_freeaddrinfo, freeaddrinfo);
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#endif
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}
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true_gethostbyaddr = (gethostbyaddr_t)
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dlsym(RTLD_NEXT, "gethostbyaddr");
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dlsym(RTLD_NEXT, "gethostbyaddr");
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if (!true_gethostbyaddr) {
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fprintf(stderr, "Cannot load symbol 'gethostbyaddr' %s\n",
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dlerror());
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if(!true_gethostbyaddr) {
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fprintf(stderr, "Cannot load symbol 'gethostbyaddr' %s\n", dlerror());
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exit(1);
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} else {
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#ifdef DEBUG
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PDEBUG( "loaded symbol 'gethostbyaddr'"
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" real addr %p wrapped addr %p\n",
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true_gethostbyaddr, gethostbyaddr);
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#endif
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#ifdef DEBUG
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PDEBUG("loaded symbol 'gethostbyaddr'"
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" real addr %p wrapped addr %p\n", true_gethostbyaddr, gethostbyaddr);
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#endif
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}
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true_getnameinfo = (getnameinfo_t)
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dlsym(RTLD_NEXT, "getnameinfo");
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dlsym(RTLD_NEXT, "getnameinfo");
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if (!true_getnameinfo) {
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fprintf(stderr, "Cannot load symbol 'getnameinfo' %s\n",
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dlerror());
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if(!true_getnameinfo) {
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fprintf(stderr, "Cannot load symbol 'getnameinfo' %s\n", dlerror());
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exit(1);
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} else {
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#ifdef DEBUG
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PDEBUG( "loaded symbol 'getnameinfo'"
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" real addr %p wrapped addr %p\n",
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true_getnameinfo, getnameinfo);
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#endif
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#ifdef DEBUG
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PDEBUG("loaded symbol 'getnameinfo'" " real addr %p wrapped addr %p\n", true_getnameinfo, getnameinfo);
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#endif
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}
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init_l = 1;
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}
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static inline void get_chain_data(
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proxy_data *pd,
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unsigned int *proxy_count,
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chain_type *ct)
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{
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int count=0,port_n=0,list=0;
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char buff[1024],type[1024],host[1024],user[1024];
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static inline void get_chain_data(proxy_data * pd, unsigned int *proxy_count, chain_type * ct) {
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int count = 0, port_n = 0, list = 0;
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char buff[1024], type[1024], host[1024], user[1024];
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char *env;
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char local_in_addr_port[32];
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char local_in_addr[32], local_in_port[32], local_netmask[32];
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FILE* file;
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FILE *file;
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if(proxychains_got_chain_data)
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return;
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return;
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//Some defaults
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tcp_read_time_out = 4*1000;
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tcp_connect_time_out = 10*1000;
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tcp_read_time_out = 4 * 1000;
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tcp_connect_time_out = 10 * 1000;
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*ct = DYNAMIC_TYPE;
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/*
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@ -189,119 +169,116 @@ static inline void get_chain_data(
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*/
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env = getenv(PROXYCHAINS_CONF_FILE_ENV_VAR);
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snprintf(buff,256,"%s/.proxychains/proxychains.conf",getenv("HOME"));
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snprintf(buff, 256, "%s/.proxychains/proxychains.conf", getenv("HOME"));
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if(!env || (!(file=fopen(env,"r"))))
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if(!(file=fopen("./proxychains.conf","r")))
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if(!(file=fopen(buff,"r")))
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if(!(file=fopen("/etc/proxychains.conf","r")))
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{
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perror("Can't locate proxychains.conf");
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exit(1);
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}
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if(!env || (!(file = fopen(env, "r"))))
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if(!(file = fopen("./proxychains.conf", "r")))
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if(!(file = fopen(buff, "r")))
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if(!(file = fopen("/etc/proxychains.conf", "r"))) {
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perror("Can't locate proxychains.conf");
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exit(1);
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}
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env = getenv(PROXYCHAINS_QUIET_MODE_ENV_VAR);
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if(env && *env == '1') proxychains_quiet_mode = 1;
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if(env && *env == '1')
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proxychains_quiet_mode = 1;
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while(fgets(buff,sizeof(buff),file)) {
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if(buff[0] != '\n' && buff[strspn(buff," ")]!='#') {
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while(fgets(buff, sizeof(buff), file)) {
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if(buff[0] != '\n' && buff[strspn(buff, " ")] != '#') {
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if(list) {
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memset(&pd[count], 0, sizeof(proxy_data));
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pd[count].ps = PLAY_STATE;
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port_n = 0;
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sscanf(buff,"%s %s %d %s %s", type, host, &port_n,
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pd[count].user, pd[count].pass);
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sscanf(buff, "%s %s %d %s %s", type, host, &port_n, pd[count].user, pd[count].pass);
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pd[count].ip.as_int = (uint32_t) inet_addr(host);
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pd[count].port = htons((unsigned short)port_n);
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pd[count].port = htons((unsigned short) port_n);
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if(!strcmp(type,"http")) {
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if(!strcmp(type, "http")) {
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pd[count].pt = HTTP_TYPE;
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} else if(!strcmp(type,"socks4")) {
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} else if(!strcmp(type, "socks4")) {
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pd[count].pt = SOCKS4_TYPE;
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} else if(!strcmp(type,"socks5")) {
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} else if(!strcmp(type, "socks5")) {
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pd[count].pt = SOCKS5_TYPE;
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} else
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continue;
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if(pd[count].ip.as_int && port_n &&
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pd[count].ip.as_int != (uint32_t) -1)
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if(++count==MAX_CHAIN)
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if(pd[count].ip.as_int && port_n && pd[count].ip.as_int != (uint32_t) - 1)
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if(++count == MAX_CHAIN)
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break;
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} else {
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if(strstr(buff,"[ProxyList]")) {
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list=1;
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} else {
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if(strstr(buff, "[ProxyList]")) {
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list = 1;
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} else if(strstr(buff, "random_chain")) {
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*ct=RANDOM_TYPE;
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*ct = RANDOM_TYPE;
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} else if(strstr(buff, "strict_chain")) {
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*ct=STRICT_TYPE;
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*ct = STRICT_TYPE;
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} else if(strstr(buff, "dynamic_chain")) {
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*ct=DYNAMIC_TYPE;
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} else if(strstr(buff,"tcp_read_time_out")){
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*ct = DYNAMIC_TYPE;
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} else if(strstr(buff, "tcp_read_time_out")) {
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sscanf(buff, "%s %d", user, &tcp_read_time_out);
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} else if(strstr(buff,"tcp_connect_time_out")){
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} else if(strstr(buff, "tcp_connect_time_out")) {
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sscanf(buff, "%s %d", user, &tcp_connect_time_out);
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} else if(strstr(buff,"remote_dns_subnet")){
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} else if(strstr(buff, "remote_dns_subnet")) {
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sscanf(buff, "%s %d", user, &remote_dns_subnet);
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if(remote_dns_subnet >= 256) {
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fprintf(stderr, "remote_dns_subnet: invalid value. requires a number between 0 and 255.\n");
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fprintf(stderr,
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"remote_dns_subnet: invalid value. requires a number between 0 and 255.\n");
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exit(1);
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}
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} else if(strstr(buff, "localnet")) {
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if (sscanf(buff, "%s %21[^/]/%15s", user,
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local_in_addr_port, local_netmask) < 3) {
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if(sscanf(buff, "%s %21[^/]/%15s", user, local_in_addr_port, local_netmask) < 3) {
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fprintf(stderr, "localnet format error");
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exit(1);
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}
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/* clean previously used buffer */
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memset(local_in_port, 0,
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sizeof(local_in_port) / sizeof(local_in_port[0]));
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memset(local_in_port, 0, sizeof(local_in_port) / sizeof(local_in_port[0]));
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if (sscanf(local_in_addr_port, "%15[^:]:%5s",
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local_in_addr, local_in_port) < 2) {
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PDEBUG("added localnet: netaddr=%s, port=%s\n",
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local_in_addr, local_netmask);
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if(sscanf(local_in_addr_port, "%15[^:]:%5s", local_in_addr, local_in_port) < 2) {
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PDEBUG("added localnet: netaddr=%s, port=%s\n",
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local_in_addr, local_netmask);
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} else {
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PDEBUG("added localnet: netaddr=%s, port=%s, netmask=%s\n",
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local_in_addr, local_in_port, local_netmask);
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PDEBUG("added localnet: netaddr=%s, port=%s, netmask=%s\n",
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local_in_addr, local_in_port, local_netmask);
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}
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if (num_localnet_addr < MAX_LOCALNET)
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{
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if(num_localnet_addr < MAX_LOCALNET) {
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int error;
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error = inet_pton(AF_INET, local_in_addr, &localnet_addr[num_localnet_addr].in_addr);
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if (error <= 0)
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{
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error =
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inet_pton(AF_INET, local_in_addr,
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&localnet_addr[num_localnet_addr].in_addr);
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if(error <= 0) {
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fprintf(stderr, "localnet address error\n");
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exit(1);
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}
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error = inet_pton(AF_INET, local_netmask, &localnet_addr[num_localnet_addr].netmask);
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if (error <= 0)
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{
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error =
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inet_pton(AF_INET, local_netmask,
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&localnet_addr[num_localnet_addr].netmask);
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if(error <= 0) {
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fprintf(stderr, "localnet netmask error\n");
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exit(1);
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}
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if (local_in_port[0]) {
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localnet_addr[num_localnet_addr].port = (short)atoi(local_in_port);
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if(local_in_port[0]) {
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localnet_addr[num_localnet_addr].port =
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(short) atoi(local_in_port);
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} else {
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localnet_addr[num_localnet_addr].port = 0;
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}
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++num_localnet_addr;
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}
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else
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{
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} else {
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fprintf(stderr, "# of localnet exceed %d.\n", MAX_LOCALNET);
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}
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} else if(strstr(buff,"chain_len")){
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char *pc;int len;
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pc=strchr(buff,'=');
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len=atoi(++pc);
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proxychains_max_chain=(len?len:1);
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} else if(strstr(buff,"quiet_mode")){
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proxychains_quiet_mode=1;
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} else if(strstr(buff,"proxy_dns")){
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proxychains_resolver=1;
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} else if(strstr(buff, "chain_len")) {
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char *pc;
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int len;
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pc = strchr(buff, '=');
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len = atoi(++pc);
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proxychains_max_chain = (len ? len : 1);
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} else if(strstr(buff, "quiet_mode")) {
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proxychains_quiet_mode = 1;
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} else if(strstr(buff, "proxy_dns")) {
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proxychains_resolver = 1;
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}
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}
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}
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@ -313,9 +290,8 @@ static inline void get_chain_data(
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int connect (int sock, const struct sockaddr *addr, unsigned int len)
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{
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int socktype=0, flags=0, ret=0;
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int connect(int sock, const struct sockaddr *addr, unsigned int len) {
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int socktype = 0, flags = 0, ret = 0;
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socklen_t optlen = 0;
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ip_type dest_ip;
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#ifdef DEBUG
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@ -327,58 +303,52 @@ int connect (int sock, const struct sockaddr *addr, unsigned int len)
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if(!init_l)
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init_lib();
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optlen=sizeof(socktype);
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getsockopt(sock,SOL_SOCKET,SO_TYPE,&socktype,&optlen);
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if (! (SOCKFAMILY(*addr)==AF_INET && socktype==SOCK_STREAM))
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return true_connect(sock,addr,len);
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optlen = sizeof(socktype);
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getsockopt(sock, SOL_SOCKET, SO_TYPE, &socktype, &optlen);
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if(!(SOCKFAMILY(*addr) == AF_INET && socktype == SOCK_STREAM))
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return true_connect(sock, addr, len);
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p_addr_in = &((struct sockaddr_in *)addr)->sin_addr;
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port = ntohs(((struct sockaddr_in *)addr)->sin_port);
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p_addr_in = &((struct sockaddr_in *) addr)->sin_addr;
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port = ntohs(((struct sockaddr_in *) addr)->sin_port);
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#ifdef DEBUG
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// PDEBUG("localnet: %s; ", inet_ntop(AF_INET,&in_addr_localnet, str, sizeof(str)));
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// PDEBUG("netmask: %s; " , inet_ntop(AF_INET, &in_addr_netmask, str, sizeof(str)));
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// PDEBUG("localnet: %s; ", inet_ntop(AF_INET,&in_addr_localnet, str, sizeof(str)));
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// PDEBUG("netmask: %s; " , inet_ntop(AF_INET, &in_addr_netmask, str, sizeof(str)));
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PDEBUG("target: %s\n", inet_ntop(AF_INET, p_addr_in, str, sizeof(str)));
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PDEBUG("port: %d\n", port);
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#endif
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for (i = 0; i < num_localnet_addr; i++) {
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if ((localnet_addr[i].in_addr.s_addr & localnet_addr[i].netmask.s_addr)
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== (p_addr_in->s_addr & localnet_addr[i].netmask.s_addr))
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{
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||||
if (localnet_addr[i].port || localnet_addr[i].port == port) {
|
||||
for(i = 0; i < num_localnet_addr; i++) {
|
||||
if((localnet_addr[i].in_addr.s_addr & localnet_addr[i].netmask.s_addr)
|
||||
== (p_addr_in->s_addr & localnet_addr[i].netmask.s_addr)) {
|
||||
if(localnet_addr[i].port || localnet_addr[i].port == port) {
|
||||
PDEBUG("accessing localnet using true_connect\n");
|
||||
return true_connect(sock,addr,len);
|
||||
return true_connect(sock, addr, len);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
flags = fcntl(sock, F_GETFL, 0);
|
||||
if(flags & O_NONBLOCK)
|
||||
fcntl(sock, F_SETFL, !O_NONBLOCK);
|
||||
fcntl(sock, F_SETFL, !O_NONBLOCK);
|
||||
|
||||
dest_ip.as_int = SOCKADDR(*addr);
|
||||
|
||||
ret = connect_proxy_chain(
|
||||
sock,
|
||||
dest_ip,
|
||||
SOCKPORT(*addr),
|
||||
proxychains_pd,
|
||||
proxychains_proxy_count,
|
||||
proxychains_ct,
|
||||
proxychains_max_chain );
|
||||
ret = connect_proxy_chain(sock,
|
||||
dest_ip,
|
||||
SOCKPORT(*addr),
|
||||
proxychains_pd, proxychains_proxy_count, proxychains_ct, proxychains_max_chain);
|
||||
|
||||
fcntl(sock, F_SETFL, flags);
|
||||
if(ret != SUCCESS)
|
||||
errno = ECONNREFUSED;
|
||||
errno = ECONNREFUSED;
|
||||
return ret;
|
||||
}
|
||||
|
||||
struct hostent *gethostbyname(const char *name)
|
||||
{
|
||||
struct hostent *gethostbyname(const char *name) {
|
||||
if(!init_l)
|
||||
init_lib();
|
||||
|
||||
PDEBUG("gethostbyname: %s\n",name);
|
||||
PDEBUG("gethostbyname: %s\n", name);
|
||||
|
||||
if(proxychains_resolver)
|
||||
return proxy_gethostbyname(name);
|
||||
@ -388,16 +358,13 @@ struct hostent *gethostbyname(const char *name)
|
||||
return NULL;
|
||||
}
|
||||
|
||||
int getaddrinfo(const char *node, const char *service,
|
||||
const struct addrinfo *hints,
|
||||
struct addrinfo **res)
|
||||
{
|
||||
int getaddrinfo(const char *node, const char *service, const struct addrinfo *hints, struct addrinfo **res) {
|
||||
int ret = 0;
|
||||
|
||||
if(!init_l)
|
||||
init_lib();
|
||||
|
||||
PDEBUG("getaddrinfo: %s %s\n",node ,service);
|
||||
PDEBUG("getaddrinfo: %s %s\n", node, service);
|
||||
|
||||
if(proxychains_resolver)
|
||||
ret = proxy_getaddrinfo(node, service, hints, res);
|
||||
@ -407,12 +374,11 @@ int getaddrinfo(const char *node, const char *service,
|
||||
return ret;
|
||||
}
|
||||
|
||||
void freeaddrinfo(struct addrinfo *res)
|
||||
{
|
||||
void freeaddrinfo(struct addrinfo *res) {
|
||||
if(!init_l)
|
||||
init_lib();
|
||||
|
||||
PDEBUG("freeaddrinfo %p \n",res);
|
||||
PDEBUG("freeaddrinfo %p \n", res);
|
||||
|
||||
if(!proxychains_resolver)
|
||||
true_freeaddrinfo(res);
|
||||
@ -422,18 +388,15 @@ void freeaddrinfo(struct addrinfo *res)
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
// work around a buggy prototype in GLIBC. according to the bugtracker it has been fixed in git at 02 May 2011.
|
||||
// 2.14 came out in June 2011 so that should be the first fixed version
|
||||
#if defined(__GLIBC__) && (__GLIBC__ < 3) && (__GLIBC_MINOR__ < 14)
|
||||
int getnameinfo (const struct sockaddr * sa,
|
||||
socklen_t salen, char * host,
|
||||
socklen_t hostlen, char * serv,
|
||||
socklen_t servlen, unsigned int flags)
|
||||
int getnameinfo(const struct sockaddr *sa,
|
||||
socklen_t salen, char *host, socklen_t hostlen, char *serv, socklen_t servlen, unsigned int flags)
|
||||
#else
|
||||
int getnameinfo (const struct sockaddr * sa,
|
||||
socklen_t salen, char * host,
|
||||
socklen_t hostlen, char * serv,
|
||||
socklen_t servlen, int flags)
|
||||
int getnameinfo(const struct sockaddr *sa,
|
||||
socklen_t salen, char *host, socklen_t hostlen, char *serv, socklen_t servlen, int flags)
|
||||
#endif
|
||||
{
|
||||
int ret = 0;
|
||||
@ -444,44 +407,44 @@ int getnameinfo (const struct sockaddr * sa,
|
||||
PDEBUG("getnameinfo: %s %s\n", host, serv);
|
||||
|
||||
if(!proxychains_resolver) {
|
||||
ret = true_getnameinfo(sa,salen,host,hostlen,
|
||||
serv,servlen,flags);
|
||||
ret = true_getnameinfo(sa, salen, host, hostlen, serv, servlen, flags);
|
||||
} else {
|
||||
if(hostlen)
|
||||
strncpy(host, inet_ntoa(SOCKADDR_2(*sa)),hostlen);
|
||||
strncpy(host, inet_ntoa(SOCKADDR_2(*sa)), hostlen);
|
||||
if(servlen)
|
||||
snprintf(serv, servlen,"%d",ntohs(SOCKPORT(*sa)));
|
||||
snprintf(serv, servlen, "%d", ntohs(SOCKPORT(*sa)));
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
// stolen from libulz (C) rofl0r
|
||||
static void pc_stringfromipv4(unsigned char* ip_buf_4_bytes, char* outbuf_16_bytes) {
|
||||
unsigned char* p;
|
||||
char *o = outbuf_16_bytes;
|
||||
unsigned char n;
|
||||
for(p = ip_buf_4_bytes; p < ip_buf_4_bytes + 4; p++) {
|
||||
n = *p;
|
||||
if(*p >= 100) {
|
||||
if(*p >= 200) *(o++) = '2';
|
||||
else *(o++) = '1';
|
||||
n %= 100;
|
||||
}
|
||||
if(*p >= 10) {
|
||||
*(o++) = (n / 10) + '0';
|
||||
n %= 10;
|
||||
}
|
||||
*(o++) = n + '0';
|
||||
*(o++) = '.';
|
||||
}
|
||||
o[-1] = 0;
|
||||
static void pc_stringfromipv4(unsigned char *ip_buf_4_bytes, char *outbuf_16_bytes) {
|
||||
unsigned char *p;
|
||||
char *o = outbuf_16_bytes;
|
||||
unsigned char n;
|
||||
for(p = ip_buf_4_bytes; p < ip_buf_4_bytes + 4; p++) {
|
||||
n = *p;
|
||||
if(*p >= 100) {
|
||||
if(*p >= 200)
|
||||
*(o++) = '2';
|
||||
else
|
||||
*(o++) = '1';
|
||||
n %= 100;
|
||||
}
|
||||
if(*p >= 10) {
|
||||
*(o++) = (n / 10) + '0';
|
||||
n %= 10;
|
||||
}
|
||||
*(o++) = n + '0';
|
||||
*(o++) = '.';
|
||||
}
|
||||
o[-1] = 0;
|
||||
}
|
||||
|
||||
struct hostent *gethostbyaddr (const void *addr, socklen_t len, int type)
|
||||
{
|
||||
struct hostent *gethostbyaddr(const void *addr, socklen_t len, int type) {
|
||||
static char buf[16];
|
||||
static char ipv4[4];
|
||||
static char* list[2];
|
||||
static char *list[2];
|
||||
static struct hostent he;
|
||||
|
||||
if(!init_l)
|
||||
@ -490,11 +453,12 @@ struct hostent *gethostbyaddr (const void *addr, socklen_t len, int type)
|
||||
PDEBUG("TODO: proper gethostbyaddr hook\n");
|
||||
|
||||
if(!proxychains_resolver)
|
||||
return true_gethostbyaddr(addr,len,type);
|
||||
return true_gethostbyaddr(addr, len, type);
|
||||
else {
|
||||
|
||||
PDEBUG("len %u\n", len);
|
||||
if(len != 4) return NULL;
|
||||
if(len != 4)
|
||||
return NULL;
|
||||
he.h_name = buf;
|
||||
memcpy(ipv4, addr, 4);
|
||||
list[0] = ipv4;
|
||||
@ -503,9 +467,8 @@ struct hostent *gethostbyaddr (const void *addr, socklen_t len, int type)
|
||||
he.h_addrtype = AF_INET;
|
||||
he.h_aliases = NULL;
|
||||
he.h_length = 4;
|
||||
pc_stringfromipv4((unsigned char*)addr, buf);
|
||||
pc_stringfromipv4((unsigned char *) addr, buf);
|
||||
return &he;
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
|
||||
51
src/main.c
51
src/main.c
@ -28,24 +28,24 @@
|
||||
|
||||
#include "common.h"
|
||||
|
||||
static int usage(char** argv) {
|
||||
printf( "\nUsage:\t%s -q -f config_file program_name [arguments]\n"
|
||||
"\t-q makes proxychains quiet - this overrides the config setting\n"
|
||||
"\t-t allows to manually specify a configfile to use\n"
|
||||
"\tfor example : proxychains telnet somehost.com\n"
|
||||
"More help in README file\n\n", argv[0]);
|
||||
static int usage(char **argv) {
|
||||
printf("\nUsage:\t%s -q -f config_file program_name [arguments]\n"
|
||||
"\t-q makes proxychains quiet - this overrides the config setting\n"
|
||||
"\t-t allows to manually specify a configfile to use\n"
|
||||
"\tfor example : proxychains telnet somehost.com\n" "More help in README file\n\n", argv[0]);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
|
||||
int check_path(char* path) {
|
||||
if(!path) return 0;
|
||||
int check_path(char *path) {
|
||||
if(!path)
|
||||
return 0;
|
||||
return access(path, R_OK) != -1;
|
||||
}
|
||||
|
||||
static const char* dll_name = "libproxychains4.so";
|
||||
static const char *dll_name = "libproxychains4.so";
|
||||
|
||||
static char own_dir[256];
|
||||
static const char* dll_dirs[] = {
|
||||
static const char *dll_dirs[] = {
|
||||
".",
|
||||
own_dir,
|
||||
LIB_DIR,
|
||||
@ -56,9 +56,10 @@ static const char* dll_dirs[] = {
|
||||
NULL
|
||||
};
|
||||
|
||||
static void set_own_dir(const char* argv0) {
|
||||
static void set_own_dir(const char *argv0) {
|
||||
size_t l = strlen(argv0);
|
||||
while(l && argv0[l - 1] != '/') l--;
|
||||
while(l && argv0[l - 1] != '/')
|
||||
l--;
|
||||
if(l == 0)
|
||||
memcpy(own_dir, ".", 2);
|
||||
else {
|
||||
@ -76,7 +77,7 @@ int main(int argc, char *argv[]) {
|
||||
int start_argv = 1;
|
||||
int quiet = 0;
|
||||
size_t i;
|
||||
const char* prefix = NULL;
|
||||
const char *prefix = NULL;
|
||||
|
||||
for(i = 0; i < MAX_COMMANDLINE_FLAGS; i++) {
|
||||
if(start_argv < argc && argv[start_argv][0] == '-') {
|
||||
@ -96,41 +97,48 @@ int main(int argc, char *argv[]) {
|
||||
break;
|
||||
}
|
||||
|
||||
if(start_argv >= argc) return usage(argv);
|
||||
if(start_argv >= argc)
|
||||
return usage(argv);
|
||||
|
||||
/* check if path of config file has not been passed via command line */
|
||||
if(!path) {
|
||||
// priority 1: env var PROXYCHAINS_CONF_FILE
|
||||
path = getenv(PROXYCHAINS_CONF_FILE_ENV_VAR);
|
||||
if(check_path(path)) goto have;
|
||||
if(check_path(path))
|
||||
goto have;
|
||||
|
||||
// priority 2; proxychains conf in actual dir
|
||||
path = getcwd(buf, sizeof(buf));
|
||||
snprintf(pbuf, sizeof(pbuf), "%s/%s", path, PROXYCHAINS_CONF_FILE);
|
||||
path = pbuf;
|
||||
if(check_path(path)) goto have;
|
||||
if(check_path(path))
|
||||
goto have;
|
||||
|
||||
// priority 3; $HOME/.proxychains/proxychains.conf
|
||||
path = getenv("HOME");
|
||||
snprintf(pbuf, sizeof(pbuf), "%s/.proxychains/%s", path, PROXYCHAINS_CONF_FILE);
|
||||
path = pbuf;
|
||||
if(check_path(path)) goto have;
|
||||
if(check_path(path))
|
||||
goto have;
|
||||
|
||||
// priority 4: /etc/proxychains.conf
|
||||
path = "/etc/proxychains.conf";
|
||||
if(check_path(path)) goto have;
|
||||
if(check_path(path))
|
||||
goto have;
|
||||
perror("couldnt find configuration file");
|
||||
return 1;
|
||||
}
|
||||
|
||||
have:
|
||||
|
||||
if(!quiet) fprintf(stderr, LOG_PREFIX "config file found: %s\n", path);
|
||||
if(!quiet)
|
||||
fprintf(stderr, LOG_PREFIX "config file found: %s\n", path);
|
||||
|
||||
/* Set PROXYCHAINS_CONF_FILE to get proxychains lib to use new config file. */
|
||||
setenv(PROXYCHAINS_CONF_FILE_ENV_VAR, path, 1);
|
||||
|
||||
if(quiet) setenv(PROXYCHAINS_QUIET_MODE_ENV_VAR, "1", 1);
|
||||
if(quiet)
|
||||
setenv(PROXYCHAINS_QUIET_MODE_ENV_VAR, "1", 1);
|
||||
|
||||
|
||||
// search DLL
|
||||
@ -150,7 +158,8 @@ int main(int argc, char *argv[]) {
|
||||
fprintf(stderr, "couldnt locate %s\n", dll_name);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
if(!quiet) fprintf(stderr, LOG_PREFIX "preloading %s/%s\n", prefix, dll_name);
|
||||
if(!quiet)
|
||||
fprintf(stderr, LOG_PREFIX "preloading %s/%s\n", prefix, dll_name);
|
||||
|
||||
snprintf(buf, sizeof(buf), "LD_PRELOAD=%s/%s", prefix, dll_name);
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user