3 files changed, 124 insertions, 0 deletions
diff --git a/openbsc/contrib/bt.py b/openbsc/contrib/bt.py
new file mode 100755
index 000000000..1b111efc8
--- /dev/null
+++ b/openbsc/contrib/bt.py
@@ -0,0 +1,33 @@
+#!/usr/bin/env python
+
+import os
+
+f = open("unbalanced")
+lines = []
+for line in f:
+    lines.append(line)
+
+filenames = {}
+
+output = []
+for line in lines:
+    if "[0x" in line:
+        start = line.find("[")
+        end = line.find("]")
+        addr = line[start+1:end]
+        try:
+            file = filenames[addr]
+        except KeyError:
+            r = os.popen("addr2line -fs -e ./bsc_hack %s" % addr)
+            all = r.read().replace("\n", ",")
+            file = all
+            filenames[addr] = file
+
+        line = line.replace(addr, file)
+    output.append(line)
+
+g = open("unbalanced.2", "w")
+g.write("".join(output))
+
+
+
diff --git a/openbsc/contrib/convert_to_enum.py b/openbsc/contrib/convert_to_enum.py
new file mode 100755
index 000000000..bcd6f2cee
--- /dev/null
+++ b/openbsc/contrib/convert_to_enum.py
@@ -0,0 +1,37 @@
+#!/usr/bin/env python
+
+#
+# Convert ETSI documents to an enum
+#
+
+import re, sys
+
+def convert(string):
+    string = string.strip().replace(" ", "").rjust(8, "0")
+    var = 0
+    offset = 7
+    for char in string:
+        assert offset >= 0
+        var = var | (int(char) << offset)
+        offset = offset - 1
+
+    return var
+
+def string(name):
+    name = name.replace(" ", "_")
+    name = name.replace('"', "")
+    name = name.replace('/', '_')
+    name = name.replace('(', '_')
+    name = name.replace(')', '_')
+    return "%s_%s" % (sys.argv[2], name.upper())
+
+file = open(sys.argv[1])
+
+
+for line in file:
+    m = re.match(r"[ \t]*(?P<value>[01 ]+)[ ]+(?P<name>[a-zA-Z /0-9()]+)", line[:-1])
+
+    if m:
+        print "\t%s\t\t= %d," % (string(m.groupdict()["name"]), convert(m.groupdict()["value"]))
+    else:
+        print line[:-1]
diff --git a/openbsc/contrib/mgcp_server.py b/openbsc/contrib/mgcp_server.py
new file mode 100755
index 000000000..cf3ef3845
--- /dev/null
+++ b/openbsc/contrib/mgcp_server.py
@@ -0,0 +1,54 @@
+#!/usr/bin/env python
+# Simple server for mgcp... send audit, receive response..
+
+import socket, time
+
+MGCP_GATEWAY_PORT = 2427
+MGCP_CALLAGENT_PORT = 2727
+
+rsip_resp = """200 321321332\r\n"""
+audit_packet = """AUEP %d 13@mgw MGCP 1.0\r\n"""
+crcx_packet = """CRCX %d 14@mgw MGCP 1.0\r\nC: 4a84ad5d25f\r\nL: p:20, a:GSM-EFR, nt:IN\r\nM: recvonly\r\n"""
+dlcx_packet = """DLCX %d 14@mgw MGCP 1.0\r\nC: 4a84ad5d25f\r\nI: %d\r\n"""
+mdcx_packet = """MDCX %d 14@mgw MGCP 1.0\r\nC: 4a84ad5d25f\r\nI: %d\r\nL: p:20, a:GSM-EFR, nt:IN\r\nM: recvonly\r\n\r\nv=0\r\no=- 258696477 0 IN IP4 172.16.1.107\r\ns=-\r\nc=IN IP4 172.16.1.107\r\nt=0 0\r\nm=audio 4400 RTP/AVP 127\r\na=rtpmap:127 GSM-EFR/8000/1\r\na=ptime:20\r\na=recvonly\r\nm=image 4402 udptl t38\r\na=T38FaxVersion:0\r\na=T38MaxBitRate:14400\r\n"""
+
+def hexdump(src, length=8):
+    """Recipe is from http://code.activestate.com/recipes/142812/"""
+    result = []
+    digits = 4 if isinstance(src, unicode) else 2
+    for i in xrange(0, len(src), length):
+       s = src[i:i+length]
+       hexa = b' '.join(["%0*X" % (digits, ord(x))  for x in s])
+       text = b''.join([x if 0x20 <= ord(x) < 0x7F else b'.'  for x in s])
+       result.append( b"%04X   %-*s   %s" % (i, length*(digits + 1), hexa, text) )
+    return b'\n'.join(result)
+
+server_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+server_socket.bind(("127.0.0.1", MGCP_CALLAGENT_PORT))
+server_socket.setblocking(0)
+
+
+def send_receive(packet):
+    server_socket.sendto(packet, ("127.0.0.1", MGCP_GATEWAY_PORT))
+    try:
+        data, addr = server_socket.recvfrom(4096)
+        print hexdump(data), addr
+    except socket.error:
+        pass
+
+def generate_tid():
+    import random
+    return random.randint(0, 65123)
+
+
+
+i = 1
+while True:
+    send_receive(rsip_resp)
+    send_receive(audit_packet)
+    send_receive(crcx_packet % generate_tid() )
+    send_receive(mdcx_packet % (generate_tid(), i))
+    send_receive(dlcx_packet % (generate_tid(), i))
+    i = i + 1
+
+    time.sleep(3)