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support for reliable write extended property

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This commit is contained in:
matthias.ringwald@gmail.com 2014-01-26 20:19:53 +00:00
parent c730febd7a
commit 3b405b8226
1 changed files with 33 additions and 13 deletions
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46
ble/compile-gatt.py
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@ -65,6 +65,9 @@ property_flags = {
'ENCRYPTION_KEY_SIZE_15': 0xe000,
'ENCRYPTION_KEY_SIZE_16': 0xf000,
# only used by gatt compiler >= 0xffff
# Extended Properties
'RELIABLE_WRITE': 0x10000,
}
services = dict()
@ -234,6 +237,10 @@ def parseCharacteristic(fout, parts):
properties = parseProperties(parts[2])
value = parts[3]
# reliable writes is defined in an extended properties
if (properties & property_flags['RELIABLE_WRITE']):
properties = properties | property_flags['EXTENDED_PROPERTIES']
write_indent(fout)
fout.write('// 0x%04x %s\n' % (handle, '-'.join(parts[0:len(parts)-1])))
@ -273,20 +280,33 @@ def parseCharacteristic(fout, parts):
fout.write("\n")
handle = handle + 1
if add_client_characteristic_configuration(properties) == 0:
return
if properties & property_flags['RELIABLE_WRITE']:
size = 2 + 2 + 2 + 2 + 2
write_indent(fout)
fout.write('// 0x%04x CHARACTERISTIC_EXTENDED_PROPERTIES\n' % (handle))
write_indent(fout)
write_16(fout, size)
write_16(fout, property_flags['READ'])
write_16(fout, handle)
write_16(fout, 0x2900)
write_16(fout, 1) # Reliable Write
fout.write("\n")
handle = handle + 1
if add_client_characteristic_configuration(properties):
size = 2 + 2 + 2 + 2 + 2
write_indent(fout)
fout.write('// 0x%04x CLIENT_CHARACTERISTIC_CONFIGURATION\n' % (handle))
write_indent(fout)
write_16(fout, size)
write_16(fout, property_flags['READ'] | property_flags['WRITE'] | property_flags['DYNAMIC'])
write_16(fout, handle)
write_16(fout, 0x2902)
write_16(fout, 0)
fout.write("\n")
handle = handle + 1
size = 2 + 2 + 2 + 2 + 2
write_indent(fout)
fout.write('// 0x%04x CLIENT_CHARACTERISTIC_CONFIGURATION\n' % (handle))
write_indent(fout)
write_16(fout, size)
write_16(fout, property_flags['READ'] | property_flags['WRITE'] | property_flags['DYNAMIC'])
write_16(fout, handle)
write_16(fout, 0x2902)
write_16(fout, 0)
fout.write("\n")
handle = handle + 1
def parse(fname_in, fin, fname_out, fout):
global handle