snmp big endian fixes

snmp.c

@@ -271,7 +271,7 @@ static uint8_t snmp_int_to_snmp(uint64_t snmp_val, uint8_t oid_type, uint8_t * b
 
 	uint8_t tlen;
 	int i, j;
-	uint8_t *ptr = (uint8_t *) & snmp_val;
+	uint8_t *ptr = (uint8_t *) &snmp_val;
 
 
 	// check for counter, counter64 or gauge
@@ -339,7 +339,7 @@ PyObject *py_snmp_counter32(PyObject * self, PyObject * args) {
 	uint8_t oid_num;
 	uint32_t oid_val = 0;
 
-	if (!PyArg_ParseTuple(args, "bi:snmp_set_counter32", &oid_num, &oid_val)) {
+	if (!PyArg_ParseTuple(args, "bI:snmp_set_counter32", &oid_num, &oid_val)) {
 		return NULL;
 	}
 
@@ -363,7 +363,7 @@ PyObject *py_snmp_counter64(PyObject * self, PyObject * args) {
 	uint8_t oid_num;
 	uint64_t oid_val = 0;
 
-	if (!PyArg_ParseTuple(args, "bl:snmp_set_counter64", &oid_num, &oid_val)) {
+	if (!PyArg_ParseTuple(args, "bK:snmp_set_counter64", &oid_num, &oid_val)) {
 		return NULL;
 	}
 
@@ -387,7 +387,7 @@ PyObject *py_snmp_gauge(PyObject * self, PyObject * args) {
 	uint8_t oid_num;
 	uint32_t oid_val = 0;
 
-	if (!PyArg_ParseTuple(args, "bi:snmp_set_gauge", &oid_num, &oid_val)) {
+	if (!PyArg_ParseTuple(args, "bI:snmp_set_gauge", &oid_num, &oid_val)) {
 		return NULL;
 	}
 

utils.c

@@ -7,6 +7,24 @@ extern struct uwsgi_server uwsgi;
 uint16_t uwsgi_swap16(uint16_t x) {
 	return (uint16_t) ((x & 0xff) << 8 | (x & 0xff00) >> 8);
 }
+
+uint32_t uwsgi_swap32(uint32_t x) {
+	x = ( (x<<8) & 0xFF00FF00 ) | ( (x>>8) & 0x00FF00FF );
+	return (x>>16) | (x<<16);
+}
+
+// thanks to ffmpeg project for this idea :P
+uint64_t uwsgi_swap64(uint64_t x) {
+	union {
+        	uint64_t ll;
+        	uint32_t l[2];
+    	} w, r;
+    	w.ll = x;
+    	r.l[0] = uwsgi_swap32(w.l[1]);
+    	r.l[1] = uwsgi_swap32(w.l[0]);
+    	return r.ll;
+}
+
 #endif
 
 void set_harakiri(int sec) {

uwsgi.h

@@ -667,6 +667,8 @@ void set_harakiri(int);
 
 #ifdef __BIG_ENDIAN__
 uint16_t uwsgi_swap16(uint16_t);
+uint32_t uwsgi_swap32(uint32_t);
+uint64_t uwsgi_swap64(uint64_t);
 #endif
 
 int init_uwsgi_app(PyObject *, PyObject *);