xref: /qemu/scripts/qapi/backend.py (revision 96adf9b404e51b9acdf9592595ad935905de1f4e)
1# This work is licensed under the terms of the GNU GPL, version 2 or later.
2# See the COPYING file in the top-level directory.
3
4from abc import ABC, abstractmethod
5
6from .commands import gen_commands
7from .events import gen_events
8from .features import gen_features
9from .introspect import gen_introspect
10from .schema import QAPISchema
11from .types import gen_types
12from .visit import gen_visit
13
14
15class QAPIBackend(ABC):
16
17    @abstractmethod
18    def generate(self,
19                 schema: QAPISchema,
20                 output_dir: str,
21                 prefix: str,
22                 unmask: bool,
23                 builtins: bool,
24                 gen_tracing: bool) -> None:
25        """
26        Generate code for the given schema into the target directory.
27
28        :param schema: The primary QAPI schema object.
29        :param output_dir: The output directory to store generated code.
30        :param prefix: Optional C-code prefix for symbol names.
31        :param unmask: Expose non-ABI names through introspection?
32        :param builtins: Generate code for built-in types?
33
34        :raise QAPIError: On failures.
35        """
36
37
38class QAPICBackend(QAPIBackend):
39
40    def generate(self,
41                 schema: QAPISchema,
42                 output_dir: str,
43                 prefix: str,
44                 unmask: bool,
45                 builtins: bool,
46                 gen_tracing: bool) -> None:
47        """
48        Generate C code for the given schema into the target directory.
49
50        :param schema_file: The primary QAPI schema file.
51        :param output_dir: The output directory to store generated code.
52        :param prefix: Optional C-code prefix for symbol names.
53        :param unmask: Expose non-ABI names through introspection?
54        :param builtins: Generate code for built-in types?
55
56        :raise QAPIError: On failures.
57        """
58        gen_types(schema, output_dir, prefix, builtins)
59        gen_features(schema, output_dir, prefix)
60        gen_visit(schema, output_dir, prefix, builtins)
61        gen_commands(schema, output_dir, prefix, gen_tracing)
62        gen_events(schema, output_dir, prefix)
63        gen_introspect(schema, output_dir, prefix, unmask)
64