diff --git a/pcap/sample-bigendian.pcap.gz b/pcap/sample-bigendian.pcap.gz
new file mode 100644
index 0000000..6aeb4db
Binary files /dev/null and b/pcap/sample-bigendian.pcap.gz differ
diff --git a/src/pcap.cpp b/src/pcap.cpp
index 71db5a2..8c0ac84 100644
--- a/src/pcap.cpp
+++ b/src/pcap.cpp
@@ -42,6 +42,7 @@ bool Pcap_file::get_header()
     if (res!=0xa1b2c3d4)
     {
         m_reverse_order = true;
+        rewind();
         res = get_int32();
         if (res!=0xa1b2c3d4)
         {
diff --git a/src/pcap.h b/src/pcap.h
index 6581315..1bc85ef 100644
--- a/src/pcap.h
+++ b/src/pcap.h
@@ -156,6 +156,11 @@ class Pcap_file
                     m_zip.inflate(m_filebuffer,m_zipbuffer);
             }
         }
+        void rewind()
+        {
+            m_filebuffer.m_buffer_pos = 0;
+            m_zipbuffer.m_buffer_pos = 0;
+        }
         void set_gzipped()
         {
             m_gzipped=true;
diff --git a/src/sql.cpp b/src/sql.cpp
old mode 100644
new mode 100755
index 71ecf19..fb1942b
--- a/src/sql.cpp
+++ b/src/sql.cpp
@@ -53,7 +53,7 @@ Column *Table::add_column(const char *name, const char *type, int id, bool hidde
         return add_column(name,Coltype::_text, id, hidden);
     else if (strcmp(type,"bool") == 0)
         return add_column(name,Coltype::_bool, id, hidden);
-    else if (strcmp(type,"int") == 0)
+    else if (strcmp(type,"int64") == 0)
         return add_column(name,Coltype::_int, id, hidden);
     else if (strcmp(type,"float") == 0)
         return add_column(name,Coltype::_float, id, hidden);
@@ -684,7 +684,7 @@ void Table::xml()
                 t="float";
                 break;
             case(Coltype::_int):
-                t="int";
+                t="int64";
                 break;
             case(Coltype::_text):
                 t="text";
@@ -725,7 +725,7 @@ void Table::xml()
                 g_output.add_string(r->access_column<bool_column>(offset) ? "1" : "0");
                 break;
             case Coltype::_int:
-                snprintf(buf, bufsize, "%i", r->access_column<int_column>(offset));
+                snprintf(buf, bufsize, "%lu", r->access_column<int_column>(offset));
                 g_output.add_string(buf);
                 break;
             case Coltype::_float:
@@ -792,7 +792,7 @@ void Table::json(bool trailing_comma)
                 t="float";
                 break;
             case(Coltype::_int):
-                t="int";
+                t="int64";
                 break;
             case(Coltype::_text):
                 t="text";
@@ -840,7 +840,7 @@ void Table::json(bool trailing_comma)
                 g_output.add_string(r->access_column<bool_column>(offset) ? "1" : "0");
                 break;
             case Coltype::_int:
-                snprintf(buf, bufsize, "%i", r->access_column<int_column>(offset));
+                snprintf(buf, bufsize, "%lu", r->access_column<int_column>(offset));
                 g_output.add_string(buf);
                 break;
             case Coltype::_float:
@@ -915,7 +915,7 @@ void Table::csv(bool format)
                     len = 1;
                     break;
                 case Coltype::_int:
-                    snprintf(buf, bufsize, "%i", r->access_column<int_column>(offset));
+                    snprintf(buf, bufsize, "%lu", r->access_column<int_column>(offset));
                     len = strlen(buf);
                     break;
                 case Coltype::_float:
@@ -988,7 +988,7 @@ void Table::csv(bool format)
                 out = r->access_column<bool_column>(offset) ? "1" : "0";
                 break;
             case Coltype::_int:
-                snprintf(buf, bufsize, "%i", r->access_column<int_column>(offset));
+                snprintf(buf, bufsize, "%lu", r->access_column<int_column>(offset));
                 out = buf;
                 break;
             case Coltype::_float:
diff --git a/src/sql.h b/src/sql.h
old mode 100644
new mode 100755
index 85951d4..3810d42
--- a/src/sql.h
+++ b/src/sql.h
@@ -753,13 +753,13 @@ class Static_int : public OP
 public:
     Static_int(const OP &op): OP(op)
     {
-        m_val = atoi(get_token());
+        m_val = atol(get_token());
     }
     void evaluate(Row **rows, Variant &v)
     {
         v = m_val;
     }
-    int m_val;
+    uint64_t m_val;
 };
 
 class Static_float : public OP
@@ -936,7 +936,7 @@ class Len_func : public OP
 	    Variant str; 
 	    m_param[0]->evaluate(rows, str);
             RefCountStringHandle t(str.get_text());
-	    v = int(strlen((*t)->data));
+	    v = uint64_t(strlen((*t)->data));
 	}
 };
 
diff --git a/src/variant.h b/src/variant.h
old mode 100644
new mode 100755
index 47e9c66..3778393
--- a/src/variant.h
+++ b/src/variant.h
@@ -1,6 +1,7 @@
 #ifndef VARIANT_H
 #define VARIANT_H
 
+#include <inttypes.h>
 #include <cstdlib>
 
 #include "refcountstring.h"
@@ -32,7 +33,7 @@ namespace se
     static const int bool_size = sizeof(bool_column);
     static const int bool_align = sizeof(bool_column);
     
-    typedef int int_column;
+    typedef uint64_t int_column;
     static const int int_size = sizeof(int_column);
     static const int int_align = sizeof(int_column);
 
@@ -52,7 +53,7 @@ namespace se
         return std::atoi(v->data);
     }
 
-    inline int_column convert_column_to_int(float_column v) { return int(v); }
+    inline int_column convert_column_to_int(float_column v) { return uint64_t(v); }
     inline int_column convert_column_to_int(int_column v) { return v; }
     inline int_column convert_column_to_int(bool_column v) { return v; }
     inline int_column convert_column_to_int(text_column v)
@@ -79,7 +80,7 @@ namespace se
     {
         const int bufsize = (sizeof(int_column) * 8 + 1) / 3 + 1;
         RefCountString *str = RefCountString::allocate(bufsize);
-        snprintf(str->data, bufsize, "%d", v);
+        snprintf(str->data, bufsize, "%lu", v);
         return str;
     }
     inline text_column convert_column_to_text(bool_column v)
@@ -268,7 +269,7 @@ namespace se
             switch(m_type)
             {
             case(Coltype::_bool):   return std::hash<bool>()(m_val.m_bool);
-            case(Coltype::_int):    return std::hash<int>()(m_val.m_int);
+            case(Coltype::_int):    return std::hash<uint64_t>()(m_val.m_int);
             case(Coltype::_float):  return std::hash<float>()(m_val.m_float);
             case(Coltype::_text):   return hash_bytes(m_val.m_text->data, strlen(m_val.m_text->data));
             }