]>
Commit | Line | Data |
---|---|---|
d879a707 BP |
1 | #! @PYTHON@ |
2 | ||
3 | import getopt | |
4 | import re | |
d879a707 BP |
5 | import sys |
6 | ||
7 | sys.path.insert(0, "@abs_top_srcdir@/ovsdb") | |
8 | import simplejson as json | |
9 | ||
10 | argv0 = sys.argv[0] | |
11 | ||
12 | class Error(Exception): | |
13 | def __init__(self, msg): | |
14 | Exception.__init__(self) | |
15 | self.msg = msg | |
16 | ||
17 | def getMember(json, name, validTypes, description, default=None): | |
18 | if name in json: | |
19 | member = json[name] | |
20 | if type(member) not in validTypes: | |
21 | raise Error("%s: type mismatch for '%s' member" | |
22 | % (description, name)) | |
23 | return member | |
24 | return default | |
25 | ||
26 | def mustGetMember(json, name, expectedType, description): | |
27 | member = getMember(json, name, expectedType, description) | |
28 | if member == None: | |
29 | raise Error("%s: missing '%s' member" % (description, name)) | |
30 | return member | |
31 | ||
32 | class DbSchema: | |
c3bb4bd7 | 33 | def __init__(self, name, comment, tables, idlPrefix, idlHeader): |
d879a707 BP |
34 | self.name = name |
35 | self.comment = comment | |
36 | self.tables = tables | |
c3bb4bd7 BP |
37 | self.idlPrefix = idlPrefix |
38 | self.idlHeader = idlHeader | |
d879a707 BP |
39 | |
40 | @staticmethod | |
41 | def fromJson(json): | |
42 | name = mustGetMember(json, 'name', [unicode], 'database') | |
43 | comment = getMember(json, 'comment', [unicode], 'database') | |
44 | tablesJson = mustGetMember(json, 'tables', [dict], 'database') | |
45 | tables = {} | |
45a7de56 BP |
46 | for tableName, tableJson in tablesJson.iteritems(): |
47 | tables[tableName] = TableSchema.fromJson(tableJson, | |
48 | "%s table" % tableName) | |
c3bb4bd7 BP |
49 | idlPrefix = mustGetMember(json, 'idlPrefix', [unicode], 'database') |
50 | idlHeader = mustGetMember(json, 'idlHeader', [unicode], 'database') | |
51 | return DbSchema(name, comment, tables, idlPrefix, idlHeader) | |
d879a707 BP |
52 | |
53 | def toJson(self): | |
54 | d = {"name": self.name, | |
55 | "tables": {}} | |
56 | for name, table in self.tables.iteritems(): | |
57 | d["tables"][name] = table.toJson() | |
58 | if self.comment != None: | |
59 | d["comment"] = self.comment | |
60 | return d | |
61 | ||
62 | class TableSchema: | |
63 | def __init__(self, comment, columns): | |
64 | self.comment = comment | |
65 | self.columns = columns | |
66 | ||
67 | @staticmethod | |
68 | def fromJson(json, description): | |
69 | comment = getMember(json, 'comment', [unicode], description) | |
70 | columnsJson = mustGetMember(json, 'columns', [dict], description) | |
71 | columns = {} | |
72 | for name, json in columnsJson.iteritems(): | |
73 | columns[name] = ColumnSchema.fromJson( | |
74 | json, "column %s in %s" % (name, description)) | |
75 | return TableSchema(comment, columns) | |
76 | ||
77 | def toJson(self): | |
78 | d = {"columns": {}} | |
79 | for name, column in self.columns.iteritems(): | |
80 | d["columns"][name] = column.toJson() | |
81 | if self.comment != None: | |
82 | d["comment"] = self.comment | |
83 | return d | |
84 | ||
85 | class ColumnSchema: | |
86 | def __init__(self, comment, type, persistent): | |
87 | self.comment = comment | |
88 | self.type = type | |
89 | self.persistent = persistent | |
90 | ||
91 | @staticmethod | |
92 | def fromJson(json, description): | |
93 | comment = getMember(json, 'comment', [unicode], description) | |
94 | type = Type.fromJson(mustGetMember(json, 'type', [dict, unicode], | |
95 | description), | |
96 | 'type of %s' % description) | |
1264cb08 | 97 | ephemeral = getMember(json, 'ephemeral', [bool], description) |
d879a707 BP |
98 | persistent = ephemeral != True |
99 | return ColumnSchema(comment, type, persistent) | |
100 | ||
101 | def toJson(self): | |
102 | d = {"type": self.type.toJson()} | |
103 | if self.persistent == False: | |
104 | d["ephemeral"] = True | |
105 | if self.comment != None: | |
106 | d["comment"] = self.comment | |
107 | return d | |
108 | ||
109 | class Type: | |
110 | def __init__(self, key, keyRefTable=None, value=None, valueRefTable=None, | |
111 | min=1, max=1): | |
112 | self.key = key | |
113 | self.keyRefTable = keyRefTable | |
114 | self.value = value | |
115 | self.valueRefTable = valueRefTable | |
116 | self.min = min | |
117 | self.max = max | |
118 | ||
119 | @staticmethod | |
120 | def fromJson(json, description): | |
121 | if type(json) == unicode: | |
122 | return Type(json) | |
123 | else: | |
124 | key = mustGetMember(json, 'key', [unicode], description) | |
125 | keyRefTable = getMember(json, 'keyRefTable', [unicode], description) | |
126 | value = getMember(json, 'value', [unicode], description) | |
127 | valueRefTable = getMember(json, 'valueRefTable', [unicode], description) | |
128 | min = getMember(json, 'min', [int], description, 1) | |
129 | max = getMember(json, 'max', [int, unicode], description, 1) | |
130 | return Type(key, keyRefTable, value, valueRefTable, min, max) | |
131 | ||
132 | def toJson(self): | |
133 | if self.value == None and self.min == 1 and self.max == 1: | |
134 | return self.key | |
135 | else: | |
136 | d = {"key": self.key} | |
137 | if self.value != None: | |
138 | d["value"] = self.value | |
139 | if self.min != 1: | |
140 | d["min"] = self.min | |
141 | if self.max != 1: | |
142 | d["max"] = self.max | |
143 | return d | |
144 | ||
45a7de56 BP |
145 | def isScalar(self): |
146 | return self.min == 1 and self.max == 1 and not self.value | |
147 | ||
148 | def isOptional(self): | |
149 | return self.min == 0 and self.max == 1 | |
150 | ||
151 | def toEnglish(self): | |
152 | keyName = atomicTypeToEnglish(self.key, self.keyRefTable) | |
153 | if self.value: | |
154 | valueName = atomicTypeToEnglish(self.value, self.valueRefTable) | |
155 | ||
156 | if self.isScalar(): | |
157 | return atomicTypeToEnglish(self.key, self.keyRefTable) | |
158 | elif self.isOptional(): | |
159 | if self.value: | |
160 | return "optional %s-%s pair" % (keyName, valueName) | |
161 | else: | |
162 | return "optional %s" % keyName | |
163 | else: | |
164 | if self.max == "unlimited": | |
165 | if self.min: | |
166 | quantity = "%d or more " % self.min | |
167 | else: | |
168 | quantity = "" | |
169 | elif self.min: | |
170 | quantity = "%d to %d " % (self.min, self.max) | |
171 | else: | |
172 | quantity = "up to %d " % self.max | |
173 | ||
174 | if self.value: | |
175 | return "map of %s%s-%s pairs" % (quantity, keyName, valueName) | |
176 | else: | |
177 | return "set of %s%s" % (quantity, keyName) | |
178 | ||
179 | ||
180 | def atomicTypeToEnglish(base, refTable): | |
181 | if base == 'uuid' and refTable: | |
182 | return refTable | |
183 | else: | |
184 | return base | |
185 | ||
d879a707 BP |
186 | def parseSchema(filename): |
187 | file = open(filename, "r") | |
188 | s = "" | |
189 | for line in file: | |
190 | if not line.startswith('//'): | |
191 | s += line | |
192 | return DbSchema.fromJson(json.loads(s)) | |
193 | ||
194 | def cBaseType(prefix, type, refTable=None): | |
195 | if type == 'uuid' and refTable: | |
196 | return "struct %s%s *" % (prefix, refTable.lower()) | |
197 | else: | |
198 | return {'integer': 'int64_t ', | |
199 | 'real': 'double ', | |
200 | 'uuid': 'struct uuid ', | |
201 | 'boolean': 'bool ', | |
202 | 'string': 'char *'}[type] | |
203 | ||
8bc915de BP |
204 | def cCopyType(indent, dstVar, dst, src, type, refTable=None): |
205 | args = {'indent': indent, | |
206 | 'dstVar': dstVar, | |
207 | 'dst': dst, | |
208 | 'src': src} | |
475281c0 | 209 | if type == 'uuid' and refTable: |
8bc915de BP |
210 | return ("%(indent)s%(dstVar)s = %(src)s;\n" + |
211 | "%(indent)s%(dst)s = %(src)s->header_.uuid;") % args | |
475281c0 | 212 | elif type == 'string': |
8bc915de | 213 | return "%(indent)s%(dstVar)s = %(dst)s = xstrdup(%(src)s);" % args |
475281c0 | 214 | else: |
8bc915de | 215 | return "%(dstVar)s = %(dst)s = %(src)s;" % args |
475281c0 | 216 | |
66095e15 BP |
217 | def typeIsOptionalPointer(type): |
218 | return (type.min == 0 and type.max == 1 and not type.value | |
219 | and (type.key == 'string' | |
220 | or (type.key == 'uuid' and type.keyRefTable))) | |
221 | ||
222 | def cDeclComment(type): | |
223 | if type.min == 1 and type.max == 1 and type.key == "string": | |
224 | return "\t/* Always nonnull. */" | |
225 | else: | |
226 | return "" | |
227 | ||
02630ff2 BP |
228 | def constify(cType, const): |
229 | if (const | |
230 | and cType.endswith('*') and not cType.endswith('**') | |
231 | and (cType.startswith('struct uuid') or cType.startswith('char'))): | |
232 | return 'const %s' % cType | |
233 | else: | |
234 | return cType | |
235 | ||
236 | def cMembers(prefix, columnName, column, const): | |
475281c0 BP |
237 | type = column.type |
238 | if type.min == 1 and type.max == 1: | |
239 | singleton = True | |
240 | pointer = '' | |
241 | else: | |
242 | singleton = False | |
243 | if typeIsOptionalPointer(type): | |
244 | pointer = '' | |
245 | else: | |
246 | pointer = '*' | |
247 | ||
248 | if type.value: | |
249 | key = {'name': "key_%s" % columnName, | |
02630ff2 | 250 | 'type': constify(cBaseType(prefix, type.key, type.keyRefTable) + pointer, const), |
475281c0 BP |
251 | 'comment': ''} |
252 | value = {'name': "value_%s" % columnName, | |
02630ff2 | 253 | 'type': constify(cBaseType(prefix, type.value, type.valueRefTable) + pointer, const), |
475281c0 BP |
254 | 'comment': ''} |
255 | members = [key, value] | |
256 | else: | |
257 | m = {'name': columnName, | |
02630ff2 | 258 | 'type': constify(cBaseType(prefix, type.key, type.keyRefTable) + pointer, const), |
475281c0 BP |
259 | 'comment': cDeclComment(type)} |
260 | members = [m] | |
261 | ||
262 | if not singleton and not typeIsOptionalPointer(type): | |
263 | members.append({'name': 'n_%s' % columnName, | |
264 | 'type': 'size_t ', | |
265 | 'comment': ''}) | |
266 | return members | |
267 | ||
d879a707 | 268 | def printCIDLHeader(schema): |
c3bb4bd7 | 269 | prefix = schema.idlPrefix |
d879a707 BP |
270 | print '''\ |
271 | /* Generated automatically -- do not modify! -*- buffer-read-only: t -*- */ | |
272 | ||
273 | #ifndef %(prefix)sIDL_HEADER | |
274 | #define %(prefix)sIDL_HEADER 1 | |
275 | ||
276 | #include <stdbool.h> | |
277 | #include <stddef.h> | |
278 | #include <stdint.h> | |
c3bb4bd7 | 279 | #include "ovsdb-idl-provider.h" |
d879a707 BP |
280 | #include "uuid.h"''' % {'prefix': prefix.upper()} |
281 | for tableName, table in schema.tables.iteritems(): | |
282 | ||
66095e15 | 283 | print "/* %s table. */" % tableName |
c3bb4bd7 BP |
284 | structName = "%s%s" % (prefix, tableName.lower()) |
285 | print "struct %s {" % structName | |
286 | print "\tstruct ovsdb_idl_row header_;" | |
d879a707 BP |
287 | for columnName, column in table.columns.iteritems(): |
288 | print "\n\t/* %s column. */" % columnName | |
02630ff2 | 289 | for member in cMembers(prefix, columnName, column, False): |
475281c0 | 290 | print "\t%(type)s%(name)s;%(comment)s" % member |
66095e15 | 291 | print '''\ |
c3bb4bd7 BP |
292 | }; |
293 | ||
294 | const struct %(s)s *%(s)s_first(const struct ovsdb_idl *); | |
295 | const struct %(s)s *%(s)s_next(const struct %(s)s *); | |
475281c0 BP |
296 | #define %(S)s_FOR_EACH(ROW, IDL) for ((ROW) = %(s)s_first(IDL); (ROW); (ROW) = %(s)s_next(ROW)) |
297 | ||
298 | void %(s)s_delete(const struct %(s)s *); | |
299 | struct %(s)s *%(s)s_insert(struct ovsdb_idl_txn *); | |
300 | ''' % {'s': structName, 'S': structName.upper()} | |
301 | ||
302 | for columnName, column in table.columns.iteritems(): | |
303 | print 'void %(s)s_verify_%(c)s(const struct %(s)s *);' % {'s': structName, 'c': columnName} | |
304 | ||
305 | ||
306 | for columnName, column in table.columns.iteritems(): | |
307 | ||
308 | print 'void %(s)s_set_%(c)s(const struct %(s)s *,' % {'s': structName, 'c': columnName}, | |
309 | args = ['%(type)s%(name)s' % member for member | |
02630ff2 | 310 | in cMembers(prefix, columnName, column, True)] |
475281c0 BP |
311 | print '%s);' % ', '.join(args) |
312 | ||
c3bb4bd7 BP |
313 | print "\nextern struct ovsdb_idl_class %sidl_class;" % prefix |
314 | print "\n#endif /* %(prefix)sIDL_HEADER */" % {'prefix': prefix.upper()} | |
315 | ||
316 | def printEnum(members): | |
317 | if len(members) == 0: | |
318 | return | |
319 | ||
320 | print "\nenum {"; | |
321 | for member in members[:-1]: | |
322 | print " %s," % member | |
323 | print " %s" % members[-1] | |
324 | print "};" | |
325 | ||
326 | def printCIDLSource(schema): | |
327 | prefix = schema.idlPrefix | |
328 | print '''\ | |
329 | /* Generated automatically -- do not modify! -*- buffer-read-only: t -*- */ | |
330 | ||
331 | #include <config.h> | |
332 | #include %s | |
333 | #include <limits.h> | |
334 | #include "ovsdb-data.h"''' % schema.idlHeader | |
335 | ||
336 | # Table indexes. | |
337 | printEnum(["%sTABLE_%s" % (prefix.upper(), tableName.upper()) for tableName in schema.tables] + ["%sN_TABLES" % prefix.upper()]) | |
338 | print "\nstatic struct ovsdb_idl_table_class %stable_classes[%sN_TABLES];" % (prefix, prefix.upper()) | |
339 | ||
66095e15 BP |
340 | # Cast functions. |
341 | for tableName, table in schema.tables.iteritems(): | |
342 | structName = "%s%s" % (prefix, tableName.lower()) | |
343 | print ''' | |
344 | static struct %(s)s * | |
345 | %(s)s_cast(struct ovsdb_idl_row *row) | |
346 | { | |
347 | return row ? CONTAINER_OF(row, struct %(s)s, header_) : NULL; | |
348 | }\ | |
349 | ''' % {'s': structName} | |
350 | ||
351 | ||
c3bb4bd7 BP |
352 | for tableName, table in schema.tables.iteritems(): |
353 | structName = "%s%s" % (prefix, tableName.lower()) | |
354 | print "\f" | |
355 | if table.comment != None: | |
356 | print "/* %s table (%s). */" % (tableName, table.comment) | |
357 | else: | |
358 | print "/* %s table. */" % (tableName) | |
359 | ||
360 | # Column indexes. | |
361 | printEnum(["%s_COL_%s" % (structName.upper(), columnName.upper()) | |
362 | for columnName in table.columns] | |
363 | + ["%s_N_COLUMNS" % structName.upper()]) | |
364 | ||
475281c0 BP |
365 | print "\nstatic struct ovsdb_idl_column %s_columns[];" % structName |
366 | ||
c3bb4bd7 | 367 | # Parse function. |
475281c0 | 368 | print ''' |
c3bb4bd7 BP |
369 | static void |
370 | %s_parse(struct ovsdb_idl_row *row_) | |
371 | { | |
66095e15 | 372 | struct %s *row = %s_cast(row_); |
c3bb4bd7 BP |
373 | const struct ovsdb_datum *datum; |
374 | size_t i UNUSED; | |
375 | ||
376 | memset(row_ + 1, 0, sizeof *row - sizeof *row_);''' % (structName, structName, structName) | |
377 | ||
378 | ||
379 | for columnName, column in table.columns.iteritems(): | |
380 | type = column.type | |
381 | refKey = type.key == "uuid" and type.keyRefTable | |
382 | refValue = type.value == "uuid" and type.valueRefTable | |
383 | ||
475281c0 | 384 | print " datum = &row_->old[%s_COL_%s];" % (structName.upper(), columnName.upper()) |
c3bb4bd7 BP |
385 | if type.value: |
386 | keyVar = "row->key_%s" % columnName | |
387 | valueVar = "row->value_%s" % columnName | |
388 | else: | |
389 | keyVar = "row->%s" % columnName | |
390 | valueVar = None | |
391 | ||
66095e15 | 392 | if (type.min == 1 and type.max == 1) or typeIsOptionalPointer(type): |
c3bb4bd7 BP |
393 | print " if (datum->n >= 1) {" |
394 | if not refKey: | |
395 | print " %s = datum->keys[0].%s;" % (keyVar, type.key) | |
396 | else: | |
66095e15 | 397 | print " %s = %s%s_cast(ovsdb_idl_get_row_arc(row_, &%stable_classes[%sTABLE_%s], &datum->keys[0].uuid));" % (keyVar, prefix, type.keyRefTable.lower(), prefix, prefix.upper(), type.keyRefTable.upper()) |
c3bb4bd7 BP |
398 | |
399 | if valueVar: | |
400 | if refValue: | |
401 | print " %s = datum->values[0].%s;" % (valueVar, type.value) | |
402 | else: | |
66095e15 BP |
403 | print " %s = %s%s_cast(ovsdb_idl_get_row_arc(row_, &%stable_classes[%sTABLE_%s], &datum->values[0].uuid));" % (valueVar, prefix, type.valueRefTable.lower(), prefix, prefix.upper(), type.valueRefTable.upper()) |
404 | if (not typeIsOptionalPointer(type) and | |
405 | (type.key == "string" or type.value == "string")): | |
406 | print " } else {" | |
407 | if type.key == "string": | |
408 | print " %s = \"\";" % keyVar | |
409 | if type.value == "string": | |
410 | print " %s = \"\";" % valueVar | |
c3bb4bd7 | 411 | print " }" |
66095e15 | 412 | |
c3bb4bd7 BP |
413 | else: |
414 | if type.max != 'unlimited': | |
415 | nMax = "MIN(%d, datum->n)" % type.max | |
416 | else: | |
417 | nMax = "datum->n" | |
418 | print " for (i = 0; i < %s; i++) {" % nMax | |
419 | refs = [] | |
420 | if refKey: | |
66095e15 | 421 | print " struct %s%s *keyRow = %s%s_cast(ovsdb_idl_get_row_arc(row_, &%stable_classes[%sTABLE_%s], &datum->keys[i].uuid));" % (prefix, type.keyRefTable.lower(), prefix, type.keyRefTable.lower(), prefix, prefix.upper(), type.keyRefTable.upper()) |
c3bb4bd7 BP |
422 | keySrc = "keyRow" |
423 | refs.append('keyRow') | |
424 | else: | |
425 | keySrc = "datum->keys[i].%s" % type.key | |
426 | if refValue: | |
66095e15 | 427 | print " struct %s%s *valueRow = %s%s_cast(ovsdb_idl_get_row_arc(row_, &%stable_classes[%sTABLE_%s], &datum->values[i].uuid));" % (prefix, type.valueRefTable.lower(), prefix, type.valueRefTable.lower(), prefix, prefix.upper(), type.valueRefTable.upper()) |
c3bb4bd7 BP |
428 | valueSrc = "valueRow" |
429 | refs.append('valueRow') | |
430 | elif valueVar: | |
431 | valueSrc = "datum->values[i].%s" % type.value | |
432 | if refs: | |
433 | print " if (%s) {" % ' && '.join(refs) | |
434 | indent = " " | |
435 | else: | |
436 | indent = " " | |
437 | print "%sif (!row->n_%s) {" % (indent, columnName) | |
438 | print "%s %s = xmalloc(%s * sizeof *%s);" % (indent, keyVar, nMax, keyVar) | |
439 | if valueVar: | |
66095e15 | 440 | print "%s %s = xmalloc(%s * sizeof %s);" % (indent, valueVar, nMax, valueVar) |
c3bb4bd7 BP |
441 | print "%s}" % indent |
442 | print "%s%s[row->n_%s] = %s;" % (indent, keyVar, columnName, keySrc) | |
443 | if valueVar: | |
66095e15 | 444 | print "%s%s[row->n_%s] = %s;" % (indent, valueVar, columnName, valueSrc) |
c3bb4bd7 BP |
445 | print "%srow->n_%s++;" % (indent, columnName) |
446 | if refs: | |
447 | print " }" | |
448 | print " }" | |
449 | print "}" | |
450 | ||
451 | # Unparse function. | |
452 | nArrays = 0 | |
453 | for columnName, column in table.columns.iteritems(): | |
454 | type = column.type | |
66095e15 | 455 | if (type.min != 1 or type.max != 1) and not typeIsOptionalPointer(type): |
c3bb4bd7 BP |
456 | if not nArrays: |
457 | print ''' | |
458 | static void | |
459 | %s_unparse(struct ovsdb_idl_row *row_) | |
460 | { | |
66095e15 | 461 | struct %s *row = %s_cast(row_); |
c3bb4bd7 BP |
462 | ''' % (structName, structName, structName) |
463 | if type.value: | |
464 | keyVar = "row->key_%s" % columnName | |
465 | valueVar = "row->value_%s" % columnName | |
466 | else: | |
467 | keyVar = "row->%s" % columnName | |
468 | valueVar = None | |
469 | print " free(%s);" % keyVar | |
470 | if valueVar: | |
471 | print " free(%s);" % valueVar | |
472 | nArrays += 1 | |
473 | if not nArrays: | |
474 | print ''' | |
475 | static void | |
476 | %s_unparse(struct ovsdb_idl_row *row UNUSED) | |
477 | {''' % (structName) | |
478 | print "}" | |
479 | ||
480 | # First, next functions. | |
481 | print ''' | |
66095e15 BP |
482 | const struct %(s)s * |
483 | %(s)s_first(const struct ovsdb_idl *idl) | |
c3bb4bd7 | 484 | { |
66095e15 | 485 | return %(s)s_cast(ovsdb_idl_first_row(idl, &%(p)stable_classes[%(P)sTABLE_%(T)s])); |
c3bb4bd7 BP |
486 | } |
487 | ||
66095e15 BP |
488 | const struct %(s)s * |
489 | %(s)s_next(const struct %(s)s *row) | |
c3bb4bd7 | 490 | { |
66095e15 | 491 | return %(s)s_cast(ovsdb_idl_next_row(&row->header_)); |
475281c0 BP |
492 | }''' % {'s': structName, |
493 | 'p': prefix, | |
494 | 'P': prefix.upper(), | |
495 | 'T': tableName.upper()} | |
496 | ||
497 | print ''' | |
498 | void | |
499 | %(s)s_delete(const struct %(s)s *row_) | |
500 | { | |
501 | struct %(s)s *row = (struct %(s)s *) row_; | |
502 | ovsdb_idl_txn_delete(&row->header_); | |
503 | } | |
504 | ||
505 | struct %(s)s * | |
506 | %(s)s_insert(struct ovsdb_idl_txn *txn) | |
507 | { | |
508 | return %(s)s_cast(ovsdb_idl_txn_insert(txn, &%(p)stable_classes[%(P)sTABLE_%(T)s])); | |
509 | } | |
510 | ''' % {'s': structName, | |
511 | 'p': prefix, | |
512 | 'P': prefix.upper(), | |
513 | 'T': tableName.upper()} | |
514 | ||
515 | # Verify functions. | |
516 | for columnName, column in table.columns.iteritems(): | |
517 | print ''' | |
518 | void | |
519 | %(s)s_verify_%(c)s(const struct %(s)s *row) | |
520 | { | |
521 | ovsdb_idl_txn_verify(&row->header_, &%(s)s_columns[%(S)s_COL_%(C)s]); | |
522 | }''' % {'s': structName, | |
523 | 'S': structName.upper(), | |
524 | 'c': columnName, | |
525 | 'C': columnName.upper()} | |
526 | ||
527 | # Set functions. | |
528 | for columnName, column in table.columns.iteritems(): | |
529 | type = column.type | |
530 | print '\nvoid' | |
02630ff2 | 531 | members = cMembers(prefix, columnName, column, True) |
475281c0 BP |
532 | keyVar = members[0]['name'] |
533 | nVar = None | |
534 | valueVar = None | |
535 | if type.value: | |
536 | valueVar = members[1]['name'] | |
537 | if len(members) > 2: | |
538 | nVar = members[2]['name'] | |
539 | else: | |
540 | if len(members) > 1: | |
541 | nVar = members[1]['name'] | |
542 | print '%(s)s_set_%(c)s(const struct %(s)s *row_, %(args)s)' % \ | |
543 | {'s': structName, 'c': columnName, | |
544 | 'args': ', '.join(['%(type)s%(name)s' % m for m in members])} | |
545 | print "{" | |
546 | print " struct %(s)s *row = (struct %(s)s *) row_;" % {'s': structName} | |
547 | print " struct ovsdb_datum datum;" | |
548 | if type.min == 1 and type.max == 1: | |
549 | ||
550 | print " datum.n = 1;" | |
551 | print " datum.keys = xmalloc(sizeof *datum.keys);" | |
8bc915de | 552 | print cCopyType(" ", "row->%s" % keyVar, "datum.keys[0].%s" % type.key, keyVar, type.key, type.keyRefTable) |
475281c0 BP |
553 | if type.value: |
554 | print " datum.values = xmalloc(sizeof *datum.values);" | |
8bc915de | 555 | print cCopyType(" ", "row->%s" % valueVar, "datum.values[0].%s" % type.value, valueVar, type.value, type.valueRefTable) |
475281c0 BP |
556 | else: |
557 | print " datum.values = NULL;" | |
558 | elif typeIsOptionalPointer(type): | |
559 | ||
560 | print " if (%s) {" % keyVar | |
561 | print " datum.n = 1;" | |
562 | print " datum.keys = xmalloc(sizeof *datum.keys);" | |
8bc915de | 563 | print cCopyType(" ", "row->%s" % keyVar, "datum.keys[0].%s" % type.key, keyVar, type.key, type.keyRefTable) |
475281c0 BP |
564 | print " } else {" |
565 | print " datum.n = 0;" | |
566 | print " datum.keys = NULL;" | |
8bc915de | 567 | print " row->%s = NULL;" % keyVar |
475281c0 BP |
568 | print " }" |
569 | print " datum.values = NULL;" | |
570 | else: | |
571 | print " size_t i;" | |
572 | ||
8bc915de BP |
573 | print " free(row->%s);" % keyVar |
574 | print " row->%s = %s ? xmalloc(%s * sizeof *row->%s) : NULL;" % (keyVar, nVar, nVar, keyVar) | |
575 | print " row->%s = %s;" % (nVar, nVar) | |
576 | if type.value: | |
577 | print " free(row->%s);" % valueVar | |
578 | print " row->%s = xmalloc(%s * sizeof *row->%s);" % (valueVar, nVar, valueVar) | |
475281c0 BP |
579 | print " datum.n = %s;" % nVar |
580 | print " datum.keys = xmalloc(%s * sizeof *datum.keys);" % nVar | |
581 | if type.value: | |
582 | print " datum.values = xmalloc(%s * sizeof *datum.values);" % nVar | |
583 | else: | |
584 | print " datum.values = NULL;" | |
585 | print " for (i = 0; i < %s; i++) {" % nVar | |
8bc915de | 586 | print cCopyType(" ", "row->%s[i]" % keyVar, "datum.keys[i].%s" % type.key, "%s[i]" % keyVar, type.key, type.keyRefTable) |
475281c0 | 587 | if type.value: |
8bc915de | 588 | print cCopyType(" ", "row->%s[i]" % valueVar, "datum.values[i].%s" % type.value, "%s[i]" % valueVar, type.value, type.valueRefTable) |
475281c0 BP |
589 | print " }" |
590 | print " ovsdb_idl_txn_write(&row->header_, &%(s)s_columns[%(S)s_COL_%(C)s], &datum);" \ | |
591 | % {'s': structName, | |
592 | 'S': structName.upper(), | |
593 | 'C': columnName.upper()} | |
594 | print "}" | |
c3bb4bd7 BP |
595 | |
596 | # Table columns. | |
597 | print "\nstatic struct ovsdb_idl_column %s_columns[%s_N_COLUMNS] = {" % ( | |
598 | structName, structName.upper()) | |
599 | for columnName, column in table.columns.iteritems(): | |
600 | type = column.type | |
601 | ||
602 | if type.value: | |
603 | valueTypeName = type.value.upper() | |
604 | else: | |
605 | valueTypeName = "VOID" | |
606 | if type.max == "unlimited": | |
607 | max = "UINT_MAX" | |
608 | else: | |
609 | max = type.max | |
610 | print " {\"%s\", {OVSDB_TYPE_%s, OVSDB_TYPE_%s, %d, %s}}," % ( | |
611 | columnName, type.key.upper(), valueTypeName, | |
612 | type.min, max) | |
d879a707 | 613 | print "};" |
c3bb4bd7 BP |
614 | |
615 | # Table classes. | |
616 | print "\f" | |
617 | print "static struct ovsdb_idl_table_class %stable_classes[%sN_TABLES] = {" % (prefix, prefix.upper()) | |
618 | for tableName, table in schema.tables.iteritems(): | |
619 | structName = "%s%s" % (prefix, tableName.lower()) | |
620 | print " {\"%s\"," % tableName | |
621 | print " %s_columns, ARRAY_SIZE(%s_columns)," % ( | |
622 | structName, structName) | |
623 | print " sizeof(struct %s)," % structName | |
624 | print " %s_parse," % structName | |
625 | print " %s_unparse}," % structName | |
626 | print "};" | |
627 | ||
628 | # IDL class. | |
629 | print "\nstruct ovsdb_idl_class %sidl_class = {" % prefix | |
630 | print " %stable_classes, ARRAY_SIZE(%stable_classes)" % (prefix, prefix) | |
631 | print "};" | |
d879a707 BP |
632 | |
633 | def ovsdb_escape(string): | |
634 | def escape(match): | |
635 | c = match.group(0) | |
636 | if c == '\0': | |
637 | raise Error("strings may not contain null bytes") | |
638 | elif c == '\\': | |
639 | return '\\\\' | |
640 | elif c == '\n': | |
641 | return '\\n' | |
642 | elif c == '\r': | |
643 | return '\\r' | |
644 | elif c == '\t': | |
645 | return '\\t' | |
646 | elif c == '\b': | |
647 | return '\\b' | |
648 | elif c == '\a': | |
649 | return '\\a' | |
650 | else: | |
651 | return '\\x%02x' % ord(c) | |
652 | return re.sub(r'["\\\000-\037]', escape, string) | |
653 | ||
654 | def printOVSDBSchema(schema): | |
655 | json.dump(schema.toJson(), sys.stdout, sort_keys=True, indent=2) | |
656 | ||
45a7de56 BP |
657 | def printDoc(schema): |
658 | print schema.name | |
659 | if schema.comment: | |
660 | print schema.comment | |
661 | ||
662 | for tableName, table in schema.tables.iteritems(): | |
663 | title = "%s table" % tableName | |
664 | ||
665 | print title | |
666 | print '-' * len(title) | |
667 | if table.comment: | |
668 | print table.comment | |
669 | ||
670 | for columnName, column in table.columns.iteritems(): | |
671 | ||
672 | print "%s (%s)" % (columnName, column.type.toEnglish()) | |
673 | if column.comment: | |
674 | print "\t%s" % column.comment | |
675 | ||
d879a707 BP |
676 | def usage(): |
677 | print """\ | |
678 | %(argv0)s: ovsdb schema compiler | |
679 | usage: %(argv0)s [OPTIONS] ACTION SCHEMA | |
680 | where SCHEMA is the ovsdb schema to read (in JSON format). | |
681 | ||
682 | One of the following actions must specified: | |
683 | validate validate schema without taking any other action | |
684 | c-idl-header print C header file for IDL | |
685 | c-idl-source print C source file for IDL implementation | |
686 | ovsdb-schema print ovsdb parseable schema | |
45a7de56 | 687 | doc print schema documentation |
d879a707 BP |
688 | |
689 | The following options are also available: | |
690 | -h, --help display this help message | |
691 | -V, --version display version information\ | |
692 | """ % {'argv0': argv0} | |
693 | sys.exit(0) | |
694 | ||
695 | if __name__ == "__main__": | |
696 | try: | |
697 | try: | |
698 | options, args = getopt.gnu_getopt(sys.argv[1:], 'hV', | |
699 | ['help', | |
700 | 'version']) | |
701 | except getopt.GetoptError, geo: | |
702 | sys.stderr.write("%s: %s\n" % (argv0, geo.msg)) | |
703 | sys.exit(1) | |
704 | ||
705 | optKeys = [key for key, value in options] | |
706 | if '-h' in optKeys or '--help' in optKeys: | |
707 | usage() | |
708 | elif '-V' in optKeys or '--version' in optKeys: | |
709 | print "ovsdb-idlc (Open vSwitch) @VERSION@" | |
710 | sys.exit(0) | |
711 | ||
712 | if len(args) != 2: | |
713 | sys.stderr.write("%s: exactly two non-option arguments are " | |
714 | "required (use --help for help)\n" % argv0) | |
715 | sys.exit(1) | |
716 | ||
717 | action, inputFile = args | |
718 | schema = parseSchema(inputFile) | |
719 | if action == 'validate': | |
720 | pass | |
721 | elif action == 'ovsdb-schema': | |
722 | printOVSDBSchema(schema) | |
723 | elif action == 'c-idl-header': | |
724 | printCIDLHeader(schema) | |
725 | elif action == 'c-idl-source': | |
726 | printCIDLSource(schema) | |
45a7de56 BP |
727 | elif action == 'doc': |
728 | printDoc(schema) | |
d879a707 BP |
729 | else: |
730 | sys.stderr.write( | |
731 | "%s: unknown action '%s' (use --help for help)\n" % | |
732 | (argv0, action)) | |
733 | sys.exit(1) | |
734 | except Error, e: | |
735 | sys.stderr.write("%s: %s\n" % (argv0, e.msg)) | |
736 | sys.exit(1) | |
737 | ||
738 | # Local variables: | |
739 | # mode: python | |
740 | # End: |