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provide mapping for used characteristics

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This commit is contained in:
matthias.ringwald@gmail.com 2014-02-28 11:21:08 +00:00
parent c87ac31779
commit 0ba323c3d3
1 changed files with 28 additions and 6 deletions
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34
ble/compile-gatt.py
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@ -73,6 +73,8 @@ services = dict()
presentation_formats = dict()
current_service_uuid = list()
current_service_start_handle = 0
defines = []
current_characteristic_uuid_string = ""
handle = 1
total_size = 0
@ -83,6 +85,8 @@ def keyForUUID(uuid):
keyUUID += "%02x" % i
return keyUUID
def c_string_for_uuid(uuid):
return uuid.replace('-', '_')
def twoByteLEFor(value):
return [ (value & 0xff), (value >> 8)]
@ -229,9 +233,12 @@ def parseIncludeService(fout, parts):
def parseCharacteristic(fout, parts):
global handle
global total_size
global current_characteristic_uuid_string
property_read = property_flags['READ'];
current_characteristic_uuid_string = c_string_for_uuid(parts[1]);
uuid = parseUUID(parts[1])
uuid_size = len(uuid)
properties = parseProperties(parts[2])
@ -278,6 +285,7 @@ def parseCharacteristic(fout, parts):
else:
write_sequence(fout,value)
fout.write("\n")
defines.append('#define ATT_CHARACTERISTIC_%s_VALUE_HANDLE 0x%04x' % (current_characteristic_uuid_string, handle))
handle = handle + 1
if add_client_characteristic_configuration(properties):
@ -291,6 +299,7 @@ def parseCharacteristic(fout, parts):
write_16(fout, 0x2902)
write_16(fout, 0)
fout.write("\n")
defines.append('#define ATT_CHARACTERISTIC_%s_CLIENT_CONFIGURATION_HANDLE 0x%04x' % (current_characteristic_uuid_string, handle))
handle = handle + 1
if properties & property_flags['RELIABLE_WRITE']:
@ -306,11 +315,10 @@ def parseCharacteristic(fout, parts):
fout.write("\n")
handle = handle + 1
def parseCharacteristicUserDescription(fout, parts):
global handle
global total_size
global current_characteristic_uuid_string
properties = parseProperties(parts[1])
value = parts[2]
@ -333,11 +341,13 @@ def parseCharacteristicUserDescription(fout, parts):
else:
write_sequence(fout,value)
fout.write("\n")
defines.append('#define ATT_CHARACTERISTIC_%s_USER_DESCRIPTION_HANDLE 0x%04x' % (current_characteristic_uuid_string, handle))
handle = handle + 1
def parseServerCharacteristicConfiguration(fout, parts):
global handle
global total_size
global current_characteristic_uuid_string
properties = parseProperties(parts[1])
properties = properties | property_flags['DYNAMIC']
@ -351,6 +361,7 @@ def parseServerCharacteristicConfiguration(fout, parts):
write_16(fout, handle)
write_16(fout, 0x2903)
fout.write("\n")
defines.append('#define ATT_CHARACTERISTIC_%s_SERVER_CONFIGURATION_HANDLE 0x%04x' % (current_characteristic_uuid_string, handle))
handle = handle + 1
def parseCharacteristicFormat(fout, parts):
@ -474,16 +485,27 @@ def parse(fname_in, fin, fname_out, fout):
total_size = total_size + 2
fout.write("}; // total size %u bytes \n" % total_size);
fout.close()
print 'Created', fname_out
def listHandles(fout):
fout.write('\n\n')
fout.write('//\n')
fout.write('// list mapping between characteristics and handles\n')
fout.write('//\n')
for define in defines:
fout.write(define)
fout.write('\n')
if (len(sys.argv) < 3):
print usage
sys.exit(1)
try:
filename = sys.argv[2]
fin = open (sys.argv[1], 'r')
fout = open (sys.argv[2], 'w')
parse(sys.argv[1], fin, sys.argv[2], fout)
fout = open (filename, 'w')
parse(sys.argv[1], fin, filename, fout)
listHandles(fout)
fout.close()
print 'Created', filename
except IOError as e:
print usage