mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-15 10:58:09 +00:00
145 lines
3.8 KiB
Python
Executable File
145 lines
3.8 KiB
Python
Executable File
#!/usr/bin/env python
|
|
import sys
|
|
from collections import defaultdict
|
|
|
|
from messages_pb2 import MessageType
|
|
from options_pb2 import (
|
|
wire_bootloader,
|
|
wire_debug_in,
|
|
wire_debug_out,
|
|
wire_in,
|
|
wire_no_fsm,
|
|
wire_out,
|
|
)
|
|
|
|
fh = open("messages_map.h", "wt")
|
|
fl = open("messages_map_limits.h", "wt")
|
|
|
|
# len("MessageType_MessageType_") - len("_fields") == 17
|
|
TEMPLATE = "\t{{ {type} {dir} {msg_id:46} {fields:29} {process_func} }},\n"
|
|
|
|
LABELS = {
|
|
wire_in: "in messages",
|
|
wire_out: "out messages",
|
|
wire_debug_in: "debug in messages",
|
|
wire_debug_out: "debug out messages",
|
|
}
|
|
|
|
# interface-direction pairs
|
|
IFACE_DIR_PAIRS = {
|
|
wire_in: ("n", "i"),
|
|
wire_out: ("n", "o"),
|
|
wire_debug_in: ("d", "i"),
|
|
wire_debug_out: ("d", "o"),
|
|
}
|
|
|
|
SPECIAL_DEBUG_MESSAGES = {"MessageType_LoadDevice"}
|
|
|
|
|
|
def get_wire_extensions(message):
|
|
extensions = message.GetOptions().Extensions
|
|
return (ext for ext in IFACE_DIR_PAIRS if extensions[ext])
|
|
|
|
|
|
def handle_message(fh, fl, skipped, message, extension):
|
|
name = message.name
|
|
short_name = name.split("MessageType_", 1).pop()
|
|
assert short_name != name
|
|
|
|
interface, direction = IFACE_DIR_PAIRS[extension]
|
|
|
|
for s in skipped:
|
|
if short_name.startswith(s):
|
|
return
|
|
|
|
options = message.GetOptions()
|
|
bootloader = options.Extensions[wire_bootloader]
|
|
no_fsm = options.Extensions[wire_no_fsm]
|
|
|
|
if getattr(options, "deprecated", None):
|
|
fh.write(f"\t// Message {short_name} is deprecated\n")
|
|
return
|
|
if bootloader:
|
|
fh.write(f"\t// Message {short_name} is used in bootloader mode only\n")
|
|
return
|
|
if no_fsm:
|
|
fh.write(f"\t// Message {short_name} is not used in FSM\n")
|
|
return
|
|
|
|
if direction == "i":
|
|
process_func = f"(void (*)(const void *))fsm_msg{short_name}"
|
|
else:
|
|
process_func = "0"
|
|
|
|
fh.write(
|
|
TEMPLATE.format(
|
|
type=f"'{interface}',",
|
|
dir=f"'{direction}',",
|
|
msg_id=f"MessageType_{name},",
|
|
fields=f"{short_name}_fields,",
|
|
process_func=process_func,
|
|
)
|
|
)
|
|
|
|
encoded_size = None
|
|
decoded_size = None
|
|
t = interface + direction
|
|
if t == "ni":
|
|
encoded_size = "MSG_IN_ENCODED_SIZE"
|
|
decoded_size = "MSG_IN_DECODED_SIZE"
|
|
elif t == "no":
|
|
encoded_size = "MSG_OUT_ENCODED_SIZE"
|
|
decoded_size = "MSG_OUT_DECODED_SIZE"
|
|
elif t == "do":
|
|
encoded_size = "MSG_DEBUG_OUT_ENCODED_SIZE"
|
|
decoded_size = "MSG_OUT_DECODED_SIZE"
|
|
|
|
if encoded_size:
|
|
fl.write(
|
|
f'_Static_assert({encoded_size} >= {short_name}_size, "msg buffer too small");\n'
|
|
)
|
|
|
|
if decoded_size:
|
|
fl.write(
|
|
f'_Static_assert({decoded_size} >= sizeof({short_name}), "msg buffer too small");\n'
|
|
)
|
|
|
|
|
|
skipped = sys.argv[1:]
|
|
|
|
fh.write(
|
|
"\t// This file is automatically generated by messages_map.py -- DO NOT EDIT!\n"
|
|
)
|
|
fl.write(
|
|
"// This file is automatically generated by messages_map.py -- DO NOT EDIT!\n\n"
|
|
)
|
|
|
|
messages = defaultdict(list)
|
|
|
|
for message in MessageType.DESCRIPTOR.values:
|
|
if message.GetOptions().deprecated:
|
|
continue
|
|
for extension in get_wire_extensions(message):
|
|
messages[extension].append(message)
|
|
|
|
for extension in (wire_in, wire_out, wire_debug_in, wire_debug_out):
|
|
if extension == wire_debug_in:
|
|
fh.write("\n#if DEBUG_LINK\n")
|
|
fl.write("\n#if DEBUG_LINK\n")
|
|
|
|
fh.write(f"\n\t// {LABELS[extension]}\n\n")
|
|
|
|
for message in messages[extension]:
|
|
if message.name in SPECIAL_DEBUG_MESSAGES:
|
|
fh.write("#if DEBUG_LINK\n")
|
|
handle_message(fh, fl, skipped, message, extension)
|
|
if message.name in SPECIAL_DEBUG_MESSAGES:
|
|
fh.write("#endif\n")
|
|
|
|
if extension == wire_debug_out:
|
|
fh.write("\n#endif\n")
|
|
fl.write("#endif\n")
|
|
|
|
fh.close()
|
|
fl.close()
|