Port Proxychains to NetBSD.

Makefile

@@ -18,7 +18,7 @@ OBJS = $(SRCS:.c=.o)
 LOBJS = src/core.o src/common.o src/libproxychains.o
 
 CCFLAGS  = -Wall -O2 -g -std=c99 -D_GNU_SOURCE -pipe -DTHREAD_SAFE -Werror 
-LDFLAGS = -shared -fPIC -ldl -lpthread
+LDFLAGS = -shared -fPIC -lpthread
 INC     = 
 PIC     = -fPIC
 AR      = $(CROSS_COMPILE)ar

configure

@@ -40,6 +40,14 @@ ismac() {
 	uname -s | grep Darwin
 }
 
+isbsd() {
+        uname -s | grep BSD
+}
+
+islinux() {
+        uname -s | grep Linux
+}
+
 while true ; do
 	case $1 in
 	-*) parsearg "$1"; shift;;
@@ -88,9 +96,18 @@ if ismac ; then
 	echo LDSO_SUFFIX=dylib>>config.mak
 	echo MAC_CFLAGS+=-DIS_MAC=1 -arch x86_64 -arch i386 >>config.mak
 	echo MAC_LDFLAGS+=-arch x86_64 -arch i386 >>config.mak
-	echo LD_SET_SONAME=-Wl,-install_name,>>config.mak
+	echo LD_SET_SONAME=-ldl -Wl,-install_name,>>config.mak
 	echo INSTALL_FLAGS=-m>>config.mak
 fi
 
+if islinux ; then 
+    echo LD_SET_SONAME=-ldl
+fi
+
+if isbsd ; then 
+    echo INSTALL_FLAGS=-m>>config.mak
+    echo LD_SET_SONAME=-Wl,-rpath,$libdir -install_name,>>config.mak
+fi
+
 echo done, now run make \&\& make install
 

src/core.c

@@ -864,15 +864,18 @@ int proxy_getaddrinfo(const char *node, const char *service, const struct addrin
 
 //      printf("proxy_getaddrinfo node %s service %s\n",node,service);
 	space = calloc(1, sizeof(struct addrinfo_data));
-	if(!space) goto err1;
+	if(!space)
+		return 1;
 
 	if(node && !inet_aton(node, &((struct sockaddr_in *) &space->sockaddr_space)->sin_addr)) {
 		hp = proxy_gethostbyname(node, &ghdata);
-		if(hp)
+		if(hp) {
 			memcpy(&((struct sockaddr_in *) &space->sockaddr_space)->sin_addr,
 			       *(hp->h_addr_list), sizeof(in_addr_t));
-		else
-			goto err2;
+		} else {
+			free(space);
+			return 1;
+		}
 	}
 	if(service)
 		proxy_getservbyname(service, &se_buf, buf, sizeof(buf), &se);
@@ -896,14 +899,12 @@ int proxy_getaddrinfo(const char *node, const char *service, const struct addrin
 		p->ai_flags = hints->ai_flags;
 		p->ai_protocol = hints->ai_protocol;
 	} else {
+#ifdef BSD
 		p->ai_flags = (AI_V4MAPPED | AI_ADDRCONFIG);
+#else
+		p->ai_flags = (AI_ADDRCONFIG);
+#endif
 	}
 
-	goto out;
-	err2:
-	free(space);
-	err1:
-	return 1;
-	out:
 	return 0;
 }

src/core.h

@@ -102,20 +102,23 @@ typedef struct {
 	char pass[256];
 } proxy_data;
 
-int connect_proxy_chain (int sock, ip_type target_ip, unsigned short target_port,
-			 proxy_data * pd, unsigned int proxy_count, chain_type ct,
-			 unsigned int max_chain );
+int connect_proxy_chain (int, ip_type, unsigned short, proxy_data *, unsigned int,
+    chain_type, unsigned int);
 
-void proxychains_write_log(char *str, ...);
+void proxychains_write_log(char *, ...);
 
 typedef int (*connect_t)(int, const struct sockaddr *, socklen_t);
 typedef struct hostent* (*gethostbyname_t)(const char *);
 typedef int (*freeaddrinfo_t)(struct addrinfo *);
+
+#if (defined __linux__) || (defined __APPLE__)
 typedef struct hostent *(*gethostbyaddr_t) (const void *, socklen_t, int);
+#else
+typedef struct hostent *(*gethostbyaddr_t) (const char *, socklen_t, int);
+#endif
 
 typedef int (*getaddrinfo_t)(const char *, const char *, const struct addrinfo *,
 			     struct addrinfo **);
-
 typedef int (*getnameinfo_t) (const struct sockaddr *, socklen_t, char *,
 			      socklen_t, char *, socklen_t, int);
 
@@ -134,13 +137,10 @@ struct gethostbyname_data {
 	char addr_name[1024 * 8];
 };
 
-struct hostent* proxy_gethostbyname(const char *name, struct gethostbyname_data *data);
-void proxy_getservbyname(const char * service, struct servent *se_buf,
-	char * buf, size_t buf_len, struct servent **se_result);
-
-int proxy_getaddrinfo(const char *node, const char *service,
-		      const struct addrinfo *hints, struct addrinfo **res);
-void proxy_freeaddrinfo(struct addrinfo *res);
+struct hostent* proxy_gethostbyname(const char *, struct gethostbyname_data *);
+void proxy_getservbyname(const char *, struct servent *, char *, size_t, struct servent **);
+int proxy_getaddrinfo(const char *, const char *, const struct addrinfo *, struct addrinfo **);
+void proxy_freeaddrinfo(struct addrinfo *);
 
 #ifdef DEBUG
 # define PDEBUG(fmt, args...) do { fprintf(stderr,"DEBUG:"fmt, ## args); fflush(stderr); } while(0)

src/libproxychains.c

@@ -425,7 +425,11 @@ int getnameinfo(const struct sockaddr *sa,
 	return ret;
 }
 
+#if (defined __linux__) || (defined __APPLE__)
 struct hostent *gethostbyaddr(const void *addr, socklen_t len, int type) {
+#else
+struct hostent *gethostbyaddr(const char *addr, socklen_t len, int type) {
+#endif
 	static char buf[16];
 	static char ipv4[4];
 	static char *list[2];