1 2#!/usr/bin/env python 3# BlueKitchen GmbH (c) 2014 4 5import re 6import os 7 8# paths 9bluetooth_h_path = 'src/bluetooth.h' 10btstack_defines_h_path = 'src/btstack_defines.h' 11daemon_cmds_c_path = 'platform/daemon/src/daemon_cmds.c' 12hci_cmds_c_path = 'src/hci_cmd.c' 13hci_cmds_h_path = 'src/hci_cmd.h' 14hci_h_path = 'src/hci.h' 15 16btstack_root = '../..' 17 18def set_btstack_root(path): 19 global btstack_root 20 btstack_root = path 21 22def assert_dir(path): 23 if not os.access(path, os.R_OK): 24 os.makedirs(path) 25 26def cap(x): 27 if x.lower() == 'btstack': 28 return 'BTstack' 29 acronyms = ['GAP', 'GATT', 'HCI', 'L2CAP', 'LE', 'RFCOMM', 'SM', 'SDP', 'UUID16', 'UUID128', 'HSP', 'HFP', 'ANCS'] 30 if x.upper() in acronyms: 31 return x.upper() 32 return x.capitalize() 33 34def camel_case(name): 35 return ''.join(map(cap, name.split('_'))) 36 37def camel_case_var(name): 38 if name in ['uuid128', 'uuid16']: 39 return name 40 camel = camel_case(name) 41 return camel[0].lower() + camel[1:] 42 43def read_defines(infile): 44 defines = dict() 45 with open (infile, 'rt') as fin: 46 for line in fin: 47 parts = re.match('#define\s+(\w+)\s+(\w*)',line) 48 if parts and len(parts.groups()) == 2: 49 (key, value) = parts.groups() 50 defines[key] = value 51 return defines 52 53def parse_defines(): 54 global btstack_root 55 defines = dict() 56 defines.update(read_defines(btstack_root + '/' + hci_cmds_h_path)) 57 defines.update(read_defines(btstack_root + '/' + hci_h_path)) 58 defines.update(read_defines(btstack_root + '/' + bluetooth_h_path)) 59 defines.update(read_defines(btstack_root + '/' + btstack_defines_h_path)) 60 return defines 61 62def my_parse_events(path): 63 events = [] 64 subevents = [] 65 params = [] 66 event_types = set() 67 format = None 68 with open (path, 'rt') as fin: 69 for line in fin: 70 parts = re.match('.*@format\s*(\w*)\s*', line) 71 if parts and len(parts.groups()) == 1: 72 format = parts.groups()[0] 73 parts = re.match('.*@param\s*(\w*)\s*', line) 74 if parts and len(parts.groups()) == 1: 75 param = parts.groups()[0] 76 params.append(param) 77 parts = re.match('\s*#define\s+(\w+)\s+(\w*)',line) 78 if parts and len(parts.groups()) == 2: 79 (key, value) = parts.groups() 80 if format != None: 81 # renaming needed by Java Binding (... subevents are just enumerated with others due to event factory) 82 if "_subevent_" in key.lower(): 83 subevents.append((value, key, format, params)) 84 else: 85 events.append((value, key, format, params)) 86 event_types.add(key) 87 params = [] 88 format = None 89 return (events, subevents, event_types) 90 91def parse_events(): 92 global btstack_root 93 94 # parse bluetooth.h to get used events 95 (bluetooth_events, bluetooth_subevents, bluetooth_event_types) = my_parse_events(btstack_root + '/' + bluetooth_h_path) 96 97 # parse btstack_defines to get events 98 (btstack_events, btstack_subevents, btstack_event_types) = my_parse_events(btstack_root + '/' + btstack_defines_h_path) 99 100 # concat lists 101 (events, subvents, event_types) = (bluetooth_events + btstack_events, bluetooth_subevents + btstack_subevents, bluetooth_event_types | btstack_event_types) 102 103 return (events, subvents, event_types) 104 105def my_parse_commands(infile): 106 commands = [] 107 with open (infile, 'rt') as fin: 108 109 params = [] 110 for line in fin: 111 112 parts = re.match('.*@param\s*(\w*)\s*', line) 113 if parts and len(parts.groups()) == 1: 114 param = parts.groups()[0] 115 params.append(camel_case_var(param)) 116 continue 117 118 declaration = re.match('const\s+hci_cmd_t\s+(\w+)[\s=]+', line) 119 if declaration: 120 command_name = camel_case(declaration.groups()[0]) 121 if command_name.endswith('Cmd'): 122 command_name = command_name[:-len('Cmd')] 123 continue 124 125 definition = re.match('\s*OPCODE\\(\s*(\w+)\s*,\s+(\w+)\s*\\)\s*,\s\\"(\w*)\\".*', line) 126 if definition: 127 (ogf, ocf, format) = definition.groups() 128 if len(params) != len(format): 129 params = [] 130 arg_counter = 1 131 for f in format: 132 arg_name = 'arg%u' % arg_counter 133 params.append(arg_name) 134 arg_counter += 1 135 commands.append((command_name, ogf, ocf, format, params)) 136 params = [] 137 continue 138 return commands 139 140def parse_commands(): 141 global btstack_root 142 commands = [] 143 commands = commands = my_parse_commands(btstack_root + '/' + hci_cmds_c_path) 144 commands = commands = my_parse_commands(btstack_root + '/' + daemon_cmds_c_path) 145 return commands