Win32 compilation fixes

src/include/ndpi_define.h

@@ -54,8 +54,10 @@
 #endif
 
 #ifdef WIN32
+#ifndef __LITTLE_ENDIAN__
 #define __LITTLE_ENDIAN__ 1
 #endif
+#endif
 
 #if !(defined(__LITTLE_ENDIAN__) || defined(__BIG_ENDIAN__))
 #if defined(__mips__)
@@ -286,4 +288,8 @@
 /* define memory callback function */
 #define match_first_bytes(payload,st) (memcmp((payload),(st),(sizeof(st)-1))==0)
 
+#ifdef WIN32
+#define snprintf(buf,len, format,...) _snprintf_s(buf, len,len, format, __VA_ARGS__)
+#endif
+
 #endif /* __NDPI_DEFINE_INCLUDE_FILE__ */

src/include/ndpi_main.h

@@ -34,12 +34,15 @@
 #endif
 #include <ctype.h>
 #include <time.h>
+
+
+#ifdef WIN32
+#include <winsock2.h>
+#include <ws2tcpip.h>
+#else
 #include <arpa/inet.h>
-
-
-#ifndef WIN32
 #include <sys/time.h>
-
+#include <sys/socket.h>
 #if !defined __APPLE__ && !defined __FreeBSD__ && !defined __NetBSD__ && !defined __OpenBSD__
 #include <endian.h>
 #include <byteswap.h>

src/include/ndpi_typedefs.h

@@ -56,6 +56,18 @@ typedef struct node_t
   struct node_t *left, *right;
 } ndpi_node;
 
+#ifdef WIN32
+typedef unsigned char  u_char;
+typedef unsigned short u_short;
+typedef unsigned int   uint;
+typedef unsigned long  u_long;
+typedef u_char  u_int8_t;
+typedef u_short u_int16_t;
+typedef uint   u_int32_t;
+typedef uint   u_int;
+typedef unsigned __int64 u_int64_t;
+#endif
+
 /* NDPI_MASK_SIZE */
 typedef u_int32_t ndpi_ndpi_mask;
 
@@ -93,7 +105,7 @@ struct ndpi_chdlc
   u_int8_t addr;          /* 0x0F (Unicast) - 0x8F (Broadcast) */
   u_int8_t ctrl;          /* always 0x00                       */
   u_int16_t proto_code;   /* protocol type (e.g. 0x0800 IP)    */
-} PACK_OFF;
+}; PACK_OFF
 
 /* SLARP - Serial Line ARP http://tinyurl.com/qa54e95 */
 PACK_ON
@@ -269,6 +281,11 @@ struct ndpi_udphdr
   u_int16_t check;
 } PACK_OFF;
 
+PACK_ON
+struct ndpi_dns_packet_header {
+	u_int16_t transaction_id, flags, num_queries, answer_rrs, authority_rrs, additional_rrs;
+} PACK_OFF;
+
 typedef union
 {
   u_int32_t ipv4;

src/include/ndpi_win32.h

@@ -62,7 +62,7 @@ typedef unsigned __int64 u_int64_t;
 #define pthread_rwlock_unlock    pthread_mutex_unlock
 #define pthread_rwlock_destroy	 pthread_mutex_destroy
 
-#define gmtime_r(a, b)           gmtime(a) /* Already thread safe on windows */
+#define gmtime_r(a, b)           memcpy(b, gmtime(a), sizeof(struct tm))
 
 extern unsigned long waitForNextEvent(unsigned long ulDelay /* ms */);
 

src/lib/ndpi_main.c

@@ -1833,6 +1833,22 @@ u_int ndpi_get_num_supported_protocols(struct ndpi_detection_module_struct *ndpi
 
 /* ******************************************************************** */
 
+#ifdef WIN32
+char * strsep(char **sp, char *sep)
+{
+	char *p, *s;
+	if (sp == NULL || *sp == NULL || **sp == '\0') return(NULL);
+	s = *sp;
+	p = s + strcspn(s, sep);
+	if (*p != '\0') *p++ = '\0';
+	*sp = p;
+	return(s);
+}
+#endif
+
+/* ******************************************************************** */
+
+
 int ndpi_handle_rule(struct ndpi_detection_module_struct *ndpi_mod, char* rule, u_int8_t do_add) {
   char *at, *proto, *elem;
   ndpi_proto_defaults_t *def;

src/lib/protocols/dns.c

@@ -85,10 +85,6 @@ static u_int16_t get16(int *i, const u_int8_t *payload) {
 
 /* *********************************************** */
 
-struct dns_packet_header {
-  u_int16_t transaction_id, flags, num_queries, answer_rrs, authority_rrs, additional_rrs;
-} __attribute__((packed));
-
 void ndpi_search_dns(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow)
 {
   struct ndpi_packet_struct *packet = &flow->packet;
@@ -107,9 +103,9 @@ void ndpi_search_dns(struct ndpi_detection_module_struct *ndpi_struct, struct nd
   }
 
   if(((dport == 53) || (sport == 53) || (dport == 5355))
-     && (packet->payload_packet_len > sizeof(struct dns_packet_header))) {
+	  && (packet->payload_packet_len > sizeof(struct ndpi_dns_packet_header))) {
     int i = packet->tcp ? 2 : 0;
-    struct dns_packet_header header, *dns = (struct dns_packet_header*)&packet->payload[i];
+	struct ndpi_dns_packet_header header, *dns = (struct ndpi_dns_packet_header*)&packet->payload[i];
     u_int8_t is_query, ret_code, is_dns = 0;
     u_int32_t a_record[NDPI_MAX_DNS_REQUESTS] = { 0 }, query_offset, num_a_records = 0;
 
@@ -121,7 +117,7 @@ void ndpi_search_dns(struct ndpi_detection_module_struct *ndpi_struct, struct nd
     header.additional_rrs = ntohs(dns->additional_rrs);
     is_query = (header.flags & 0x8000) ? 0 : 1;
     ret_code = is_query ? 0 : (header.flags & 0x0F);
-    i += sizeof(struct dns_packet_header);
+	i += sizeof(struct ndpi_dns_packet_header);
     query_offset = i;
 
     if(is_query) {

src/lib/protocols/kakaotalk_voice.c

@@ -30,8 +30,6 @@
 #ifdef NDPI_SERVICE_KAKAOTALK_VOICE
 void ndpi_search_kakaotalk_voice(struct ndpi_detection_module_struct *ndpi_struct, struct ndpi_flow_struct *flow) {
   struct ndpi_packet_struct *packet = &flow->packet;
-  unsigned char *vers;
-  int ver_offs;
   
   if(packet->iph
      && packet->udp