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-rwxr-xr-xsrc/tools/vppapigen/vppapigen.py74
-rw-r--r--src/tools/vppapigen/vppapigen_crc.py16
2 files changed, 67 insertions, 23 deletions
diff --git a/src/tools/vppapigen/vppapigen.py b/src/tools/vppapigen/vppapigen.py
index b17ad6d15c9..28712e4d949 100755
--- a/src/tools/vppapigen/vppapigen.py
+++ b/src/tools/vppapigen/vppapigen.py
@@ -9,6 +9,7 @@ import logging
import binascii
import os
import sys
+from subprocess import Popen, PIPE
log = logging.getLogger('vppapigen')
@@ -275,14 +276,17 @@ class Define():
elif f == 'autoreply':
self.autoreply = True
+ remove = []
for b in block:
if isinstance(b, Option):
if b[1] == 'singular' and b[2] == 'true':
self.singular = True
else:
self.options[b.option] = b.value
- block.remove(b)
+ remove.append(b)
+ block = [x for x in block if not x in remove]
+ self.block = block
self.vla = vla_is_last_check(name, block)
self.crc = str(block).encode()
@@ -322,25 +326,20 @@ class Import():
return seen_imports[args[0]]
- def __init__(self, filename):
+ def __init__(self, filename, revision):
if self._initialized:
return
else:
self.filename = filename
# Deal with imports
- parser = VPPAPI(filename=filename)
+ parser = VPPAPI(filename=filename, revision=revision)
dirlist = dirlist_get()
f = filename
for dir in dirlist:
f = os.path.join(dir, filename)
if os.path.exists(f):
break
- if sys.version[0] == '2':
- with open(f) as fd:
- self.result = parser.parse_file(fd, None)
- else:
- with open(f, encoding='utf-8') as fd:
- self.result = parser.parse_file(fd, None)
+ self.result = parser.parse_filename(f, None)
self._initialized = True
def __repr__(self):
@@ -430,10 +429,11 @@ class ParseError(Exception):
class VPPAPIParser(object):
tokens = VPPAPILexer.tokens
- def __init__(self, filename, logger):
+ def __init__(self, filename, logger, revision=None):
self.filename = filename
self.logger = logger
self.fields = []
+ self.revision = revision
def _parse_error(self, msg, coord):
raise ParseError("%s: %s" % (coord, msg))
@@ -478,7 +478,7 @@ class VPPAPIParser(object):
def p_import(self, p):
'''import : IMPORT STRING_LITERAL ';' '''
- p[0] = Import(p[2])
+ p[0] = Import(p[2], revision=self.revision)
def p_service(self, p):
'''service : SERVICE '{' service_statements '}' ';' '''
@@ -731,23 +731,42 @@ class VPPAPIParser(object):
class VPPAPI(object):
- def __init__(self, debug=False, filename='', logger=None):
+ def __init__(self, debug=False, filename='', logger=None, revision=None):
self.lexer = lex.lex(module=VPPAPILexer(filename), debug=debug)
- self.parser = yacc.yacc(module=VPPAPIParser(filename, logger),
+ self.parser = yacc.yacc(module=VPPAPIParser(filename, logger,
+ revision=revision),
write_tables=False, debug=debug)
self.logger = logger
+ self.revision = revision
+ self.filename = filename
def parse_string(self, code, debug=0, lineno=1):
self.lexer.lineno = lineno
return self.parser.parse(code, lexer=self.lexer, debug=debug)
- def parse_file(self, fd, debug=0):
+ def parse_fd(self, fd, debug=0):
data = fd.read()
return self.parse_string(data, debug=debug)
- def autoreply_block(self, name):
+ def parse_filename(self, filename, debug=0):
+ if self.revision:
+ git_show = f'git show {self.revision}:{filename}'
+ with Popen(git_show.split(), stdout=PIPE, encoding='utf-8') as git:
+ return self.parse_fd(git.stdout, None)
+ else:
+ try:
+ with open(filename, encoding='utf-8') as fd:
+ return self.parse_fd(fd, None)
+ except FileNotFoundError:
+ print(f'File not found: {filename}', file=sys.stderr)
+ sys.exit(2)
+
+ def autoreply_block(self, name, parent):
block = [Field('u32', 'context'),
Field('i32', 'retval')]
+ # inherhit the parent's options
+ for k,v in parent.options.items():
+ block.append(Option(k, v))
return Define(name + '_reply', [], block)
def process(self, objs):
@@ -767,7 +786,7 @@ class VPPAPI(object):
if isinstance(o, Define):
s[tname].append(o)
if o.autoreply:
- s[tname].append(self.autoreply_block(o.name))
+ s[tname].append(self.autoreply_block(o.name, o))
elif isinstance(o, Option):
s[tname][o.option] = o.value
elif type(o) is list:
@@ -925,9 +944,7 @@ def main():
cliparser.add_argument('--pluginpath', default=""),
cliparser.add_argument('--includedir', action='append'),
cliparser.add_argument('--outputdir', action='store'),
- cliparser.add_argument('--input',
- type=argparse.FileType('r', encoding='UTF-8'),
- default=sys.stdin)
+ cliparser.add_argument('--input')
cliparser.add_argument('--output', nargs='?',
type=argparse.FileType('w', encoding='UTF-8'),
default=sys.stdout)
@@ -935,6 +952,8 @@ def main():
cliparser.add_argument('output_module', nargs='?', default='C')
cliparser.add_argument('--debug', action='store_true')
cliparser.add_argument('--show-name', nargs=1)
+ cliparser.add_argument('--git-revision',
+ help="Git revision to use for opening files")
args = cliparser.parse_args()
dirlist_add(args.includedir)
@@ -944,8 +963,8 @@ def main():
# Filename
if args.show_name:
filename = args.show_name[0]
- elif args.input != sys.stdin:
- filename = args.input.name
+ elif args.input:
+ filename = args.input
else:
filename = ''
@@ -954,8 +973,17 @@ def main():
else:
logging.basicConfig()
- parser = VPPAPI(debug=args.debug, filename=filename, logger=log)
- parsed_objects = parser.parse_file(args.input, log)
+ parser = VPPAPI(debug=args.debug, filename=filename, logger=log,
+ revision=args.git_revision)
+
+ try:
+ if not args.input:
+ parsed_objects = parser.parse_fd(sys.stdin, log)
+ else:
+ parsed_objects = parser.parse_filename(args.input, log)
+ except ParseError as e:
+ print('Parse error: ', e, file=sys.stderr)
+ sys.exit(1)
# Build a list of objects. Hash of lists.
result = []
diff --git a/src/tools/vppapigen/vppapigen_crc.py b/src/tools/vppapigen/vppapigen_crc.py
new file mode 100644
index 00000000000..b3cb5855c9d
--- /dev/null
+++ b/src/tools/vppapigen/vppapigen_crc.py
@@ -0,0 +1,16 @@
+# CRC generation
+import json
+
+#
+# Plugin entry point
+#
+def run(args, input_filename, s):
+ j = {}
+ major = 0
+ if 'version' in s['Option']:
+ v = s['Option']['version']
+ (major, minor, patch) = v.split('.')
+ for t in s['Define']:
+ j[t.name] = {'crc': f'{t.crc:#08x}', 'version': major,
+ 'options': t.options}
+ return json.dumps(j, indent=4, separators=(',', ': '))