Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 1 | # |
| 2 | # QAPI command marshaller generator |
| 3 | # |
| 4 | # Copyright IBM, Corp. 2011 |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 5 | # Copyright (C) 2014 Red Hat, Inc. |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 6 | # |
| 7 | # Authors: |
| 8 | # Anthony Liguori <aliguori@us.ibm.com> |
| 9 | # Michael Roth <mdroth@linux.vnet.ibm.com> |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 10 | # Markus Armbruster <armbru@redhat.com> |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 11 | # |
Markus Armbruster | 678e48a | 2014-03-01 08:40:34 +0100 | [diff] [blame] | 12 | # This work is licensed under the terms of the GNU GPL, version 2. |
| 13 | # See the COPYING file in the top-level directory. |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 14 | |
| 15 | from ordereddict import OrderedDict |
| 16 | from qapi import * |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 17 | import re |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 18 | import sys |
| 19 | import os |
| 20 | import getopt |
| 21 | import errno |
| 22 | |
Anthony Liguori | 15e43e6 | 2011-09-14 14:30:00 -0500 | [diff] [blame] | 23 | def type_visitor(name): |
| 24 | if type(name) == list: |
| 25 | return 'visit_type_%sList' % name[0] |
| 26 | else: |
| 27 | return 'visit_type_%s' % name |
| 28 | |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 29 | def generate_command_decl(name, args, ret_type): |
| 30 | arglist="" |
| 31 | for argname, argtype, optional, structured in parse_args(args): |
Amos Kong | 0d14eeb | 2014-06-10 19:25:52 +0800 | [diff] [blame] | 32 | argtype = c_type(argtype, is_param=True) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 33 | if optional: |
| 34 | arglist += "bool has_%s, " % c_var(argname) |
| 35 | arglist += "%s %s, " % (argtype, c_var(argname)) |
| 36 | return mcgen(''' |
| 37 | %(ret_type)s qmp_%(name)s(%(args)sError **errp); |
| 38 | ''', |
Federico Simoncelli | c9da228 | 2012-03-20 13:54:35 +0000 | [diff] [blame] | 39 | ret_type=c_type(ret_type), name=c_fun(name), args=arglist).strip() |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 40 | |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 41 | def gen_err_check(errvar): |
| 42 | if errvar: |
| 43 | return mcgen(''' |
| 44 | if (local_err) { |
| 45 | goto out; |
| 46 | } |
| 47 | ''') |
| 48 | return '' |
| 49 | |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 50 | def gen_sync_call(name, args, ret_type, indent=0): |
| 51 | ret = "" |
| 52 | arglist="" |
| 53 | retval="" |
| 54 | if ret_type: |
| 55 | retval = "retval = " |
| 56 | for argname, argtype, optional, structured in parse_args(args): |
| 57 | if optional: |
| 58 | arglist += "has_%s, " % c_var(argname) |
| 59 | arglist += "%s, " % (c_var(argname)) |
| 60 | push_indent(indent) |
| 61 | ret = mcgen(''' |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 62 | %(retval)sqmp_%(name)s(%(args)s&local_err); |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 63 | |
| 64 | ''', |
Federico Simoncelli | c9da228 | 2012-03-20 13:54:35 +0000 | [diff] [blame] | 65 | name=c_fun(name), args=arglist, retval=retval).rstrip() |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 66 | if ret_type: |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 67 | ret += "\n" + gen_err_check('local_err') |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 68 | ret += "\n" + mcgen('''' |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 69 | %(marshal_output_call)s |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 70 | ''', |
| 71 | marshal_output_call=gen_marshal_output_call(name, ret_type)).rstrip() |
| 72 | pop_indent(indent) |
| 73 | return ret.rstrip() |
| 74 | |
| 75 | |
| 76 | def gen_marshal_output_call(name, ret_type): |
| 77 | if not ret_type: |
| 78 | return "" |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 79 | return "qmp_marshal_output_%s(retval, ret, &local_err);" % c_fun(name) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 80 | |
Markus Armbruster | f9bee75 | 2014-05-07 09:53:44 +0200 | [diff] [blame] | 81 | def gen_visitor_input_containers_decl(args, obj): |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 82 | ret = "" |
| 83 | |
| 84 | push_indent() |
| 85 | if len(args) > 0: |
| 86 | ret += mcgen(''' |
Markus Armbruster | f9bee75 | 2014-05-07 09:53:44 +0200 | [diff] [blame] | 87 | QmpInputVisitor *mi = qmp_input_visitor_new_strict(%(obj)s); |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 88 | QapiDeallocVisitor *md; |
| 89 | Visitor *v; |
Markus Armbruster | f9bee75 | 2014-05-07 09:53:44 +0200 | [diff] [blame] | 90 | ''', |
| 91 | obj=obj) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 92 | pop_indent() |
| 93 | |
| 94 | return ret.rstrip() |
| 95 | |
| 96 | def gen_visitor_input_vars_decl(args): |
| 97 | ret = "" |
| 98 | push_indent() |
| 99 | for argname, argtype, optional, structured in parse_args(args): |
| 100 | if optional: |
| 101 | ret += mcgen(''' |
| 102 | bool has_%(argname)s = false; |
| 103 | ''', |
| 104 | argname=c_var(argname)) |
Amos Kong | 05dfb26 | 2014-06-10 19:25:53 +0800 | [diff] [blame] | 105 | if is_c_ptr(argtype): |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 106 | ret += mcgen(''' |
| 107 | %(argtype)s %(argname)s = NULL; |
| 108 | ''', |
| 109 | argname=c_var(argname), argtype=c_type(argtype)) |
| 110 | else: |
| 111 | ret += mcgen(''' |
Michael Roth | fc13d93 | 2014-05-20 12:20:39 -0500 | [diff] [blame] | 112 | %(argtype)s %(argname)s = {0}; |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 113 | ''', |
| 114 | argname=c_var(argname), argtype=c_type(argtype)) |
| 115 | |
| 116 | pop_indent() |
| 117 | return ret.rstrip() |
| 118 | |
Markus Armbruster | f9bee75 | 2014-05-07 09:53:44 +0200 | [diff] [blame] | 119 | def gen_visitor_input_block(args, dealloc=False): |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 120 | ret = "" |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 121 | errparg = '&local_err' |
| 122 | errarg = 'local_err' |
Luiz Capitulino | 8f91ad8 | 2013-07-11 14:26:56 -0400 | [diff] [blame] | 123 | |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 124 | if len(args) == 0: |
| 125 | return ret |
| 126 | |
| 127 | push_indent() |
| 128 | |
| 129 | if dealloc: |
Luiz Capitulino | 8f91ad8 | 2013-07-11 14:26:56 -0400 | [diff] [blame] | 130 | errparg = 'NULL' |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 131 | errarg = None; |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 132 | ret += mcgen(''' |
Markus Armbruster | f9bee75 | 2014-05-07 09:53:44 +0200 | [diff] [blame] | 133 | qmp_input_visitor_cleanup(mi); |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 134 | md = qapi_dealloc_visitor_new(); |
| 135 | v = qapi_dealloc_get_visitor(md); |
| 136 | ''') |
| 137 | else: |
| 138 | ret += mcgen(''' |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 139 | v = qmp_input_get_visitor(mi); |
Markus Armbruster | f9bee75 | 2014-05-07 09:53:44 +0200 | [diff] [blame] | 140 | ''') |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 141 | |
| 142 | for argname, argtype, optional, structured in parse_args(args): |
| 143 | if optional: |
| 144 | ret += mcgen(''' |
Markus Armbruster | e2cd0f4 | 2014-05-07 09:53:46 +0200 | [diff] [blame] | 145 | visit_optional(v, &has_%(c_name)s, "%(name)s", %(errp)s); |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 146 | ''', |
Luiz Capitulino | 8f91ad8 | 2013-07-11 14:26:56 -0400 | [diff] [blame] | 147 | c_name=c_var(argname), name=argname, errp=errparg) |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 148 | ret += gen_err_check(errarg) |
| 149 | ret += mcgen(''' |
| 150 | if (has_%(c_name)s) { |
| 151 | ''', |
| 152 | c_name=c_var(argname)) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 153 | push_indent() |
| 154 | ret += mcgen(''' |
Luiz Capitulino | 8f91ad8 | 2013-07-11 14:26:56 -0400 | [diff] [blame] | 155 | %(visitor)s(v, &%(c_name)s, "%(name)s", %(errp)s); |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 156 | ''', |
Anthony Liguori | 15e43e6 | 2011-09-14 14:30:00 -0500 | [diff] [blame] | 157 | c_name=c_var(argname), name=argname, argtype=argtype, |
Luiz Capitulino | 8f91ad8 | 2013-07-11 14:26:56 -0400 | [diff] [blame] | 158 | visitor=type_visitor(argtype), errp=errparg) |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 159 | ret += gen_err_check(errarg) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 160 | if optional: |
| 161 | pop_indent() |
| 162 | ret += mcgen(''' |
| 163 | } |
Markus Armbruster | e2cd0f4 | 2014-05-07 09:53:46 +0200 | [diff] [blame] | 164 | ''') |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 165 | |
| 166 | if dealloc: |
| 167 | ret += mcgen(''' |
| 168 | qapi_dealloc_visitor_cleanup(md); |
| 169 | ''') |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 170 | pop_indent() |
| 171 | return ret.rstrip() |
| 172 | |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 173 | def gen_marshal_output(name, args, ret_type, middle_mode): |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 174 | if not ret_type: |
| 175 | return "" |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 176 | |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 177 | ret = mcgen(''' |
| 178 | static void qmp_marshal_output_%(c_name)s(%(c_ret_type)s ret_in, QObject **ret_out, Error **errp) |
| 179 | { |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 180 | Error *local_err = NULL; |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 181 | QmpOutputVisitor *mo = qmp_output_visitor_new(); |
Markus Armbruster | f9bee75 | 2014-05-07 09:53:44 +0200 | [diff] [blame] | 182 | QapiDeallocVisitor *md; |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 183 | Visitor *v; |
| 184 | |
| 185 | v = qmp_output_get_visitor(mo); |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 186 | %(visitor)s(v, &ret_in, "unused", &local_err); |
| 187 | if (local_err) { |
| 188 | goto out; |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 189 | } |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 190 | *ret_out = qmp_output_get_qobject(mo); |
| 191 | |
| 192 | out: |
| 193 | error_propagate(errp, local_err); |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 194 | qmp_output_visitor_cleanup(mo); |
Markus Armbruster | f9bee75 | 2014-05-07 09:53:44 +0200 | [diff] [blame] | 195 | md = qapi_dealloc_visitor_new(); |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 196 | v = qapi_dealloc_get_visitor(md); |
Luiz Capitulino | 8f91ad8 | 2013-07-11 14:26:56 -0400 | [diff] [blame] | 197 | %(visitor)s(v, &ret_in, "unused", NULL); |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 198 | qapi_dealloc_visitor_cleanup(md); |
| 199 | } |
| 200 | ''', |
Federico Simoncelli | c9da228 | 2012-03-20 13:54:35 +0000 | [diff] [blame] | 201 | c_ret_type=c_type(ret_type), c_name=c_fun(name), |
Anthony Liguori | 15e43e6 | 2011-09-14 14:30:00 -0500 | [diff] [blame] | 202 | visitor=type_visitor(ret_type)) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 203 | |
| 204 | return ret |
| 205 | |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 206 | def gen_marshal_input_decl(name, args, ret_type, middle_mode): |
| 207 | if middle_mode: |
Federico Simoncelli | c9da228 | 2012-03-20 13:54:35 +0000 | [diff] [blame] | 208 | return 'int qmp_marshal_input_%s(Monitor *mon, const QDict *qdict, QObject **ret)' % c_fun(name) |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 209 | else: |
Federico Simoncelli | c9da228 | 2012-03-20 13:54:35 +0000 | [diff] [blame] | 210 | return 'static void qmp_marshal_input_%s(QDict *args, QObject **ret, Error **errp)' % c_fun(name) |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 211 | |
| 212 | |
| 213 | |
| 214 | def gen_marshal_input(name, args, ret_type, middle_mode): |
| 215 | hdr = gen_marshal_input_decl(name, args, ret_type, middle_mode) |
| 216 | |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 217 | ret = mcgen(''' |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 218 | %(header)s |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 219 | { |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 220 | Error *local_err = NULL; |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 221 | ''', |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 222 | header=hdr) |
| 223 | |
| 224 | if middle_mode: |
| 225 | ret += mcgen(''' |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 226 | QDict *args = (QDict *)qdict; |
| 227 | ''') |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 228 | |
| 229 | if ret_type: |
Amos Kong | 05dfb26 | 2014-06-10 19:25:53 +0800 | [diff] [blame] | 230 | if is_c_ptr(ret_type): |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 231 | retval = " %s retval = NULL;" % c_type(ret_type) |
| 232 | else: |
| 233 | retval = " %s retval;" % c_type(ret_type) |
| 234 | ret += mcgen(''' |
| 235 | %(retval)s |
| 236 | ''', |
| 237 | retval=retval) |
| 238 | |
| 239 | if len(args) > 0: |
| 240 | ret += mcgen(''' |
| 241 | %(visitor_input_containers_decl)s |
| 242 | %(visitor_input_vars_decl)s |
| 243 | |
| 244 | %(visitor_input_block)s |
| 245 | |
| 246 | ''', |
Markus Armbruster | f9bee75 | 2014-05-07 09:53:44 +0200 | [diff] [blame] | 247 | visitor_input_containers_decl=gen_visitor_input_containers_decl(args, "QOBJECT(args)"), |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 248 | visitor_input_vars_decl=gen_visitor_input_vars_decl(args), |
Markus Armbruster | f9bee75 | 2014-05-07 09:53:44 +0200 | [diff] [blame] | 249 | visitor_input_block=gen_visitor_input_block(args)) |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 250 | else: |
| 251 | ret += mcgen(''' |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 252 | |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 253 | (void)args; |
| 254 | ''') |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 255 | |
| 256 | ret += mcgen(''' |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 257 | %(sync_call)s |
| 258 | ''', |
| 259 | sync_call=gen_sync_call(name, args, ret_type, indent=4)) |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 260 | if re.search('^ *goto out\\;', ret, re.MULTILINE): |
| 261 | ret += mcgen(''' |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 262 | |
| 263 | out: |
| 264 | ''') |
Markus Armbruster | 297a364 | 2014-05-07 09:53:54 +0200 | [diff] [blame] | 265 | if not middle_mode: |
| 266 | ret += mcgen(''' |
| 267 | error_propagate(errp, local_err); |
| 268 | ''') |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 269 | ret += mcgen(''' |
| 270 | %(visitor_input_block_cleanup)s |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 271 | ''', |
Markus Armbruster | f9bee75 | 2014-05-07 09:53:44 +0200 | [diff] [blame] | 272 | visitor_input_block_cleanup=gen_visitor_input_block(args, |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 273 | dealloc=True)) |
| 274 | |
| 275 | if middle_mode: |
| 276 | ret += mcgen(''' |
| 277 | |
| 278 | if (local_err) { |
| 279 | qerror_report_err(local_err); |
| 280 | error_free(local_err); |
| 281 | return -1; |
| 282 | } |
| 283 | return 0; |
| 284 | ''') |
| 285 | else: |
| 286 | ret += mcgen(''' |
| 287 | return; |
| 288 | ''') |
| 289 | |
| 290 | ret += mcgen(''' |
| 291 | } |
| 292 | ''') |
| 293 | |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 294 | return ret |
| 295 | |
Luiz Capitulino | d34b867 | 2012-05-08 14:24:44 -0300 | [diff] [blame] | 296 | def option_value_matches(opt, val, cmd): |
| 297 | if opt in cmd and cmd[opt] == val: |
| 298 | return True |
| 299 | return False |
| 300 | |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 301 | def gen_registry(commands): |
| 302 | registry="" |
| 303 | push_indent() |
| 304 | for cmd in commands: |
Luiz Capitulino | d34b867 | 2012-05-08 14:24:44 -0300 | [diff] [blame] | 305 | options = 'QCO_NO_OPTIONS' |
| 306 | if option_value_matches('success-response', 'no', cmd): |
| 307 | options = 'QCO_NO_SUCCESS_RESP' |
| 308 | |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 309 | registry += mcgen(''' |
Luiz Capitulino | d34b867 | 2012-05-08 14:24:44 -0300 | [diff] [blame] | 310 | qmp_register_command("%(name)s", qmp_marshal_input_%(c_name)s, %(opts)s); |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 311 | ''', |
Luiz Capitulino | d34b867 | 2012-05-08 14:24:44 -0300 | [diff] [blame] | 312 | name=cmd['command'], c_name=c_fun(cmd['command']), |
| 313 | opts=options) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 314 | pop_indent() |
| 315 | ret = mcgen(''' |
| 316 | static void qmp_init_marshal(void) |
| 317 | { |
| 318 | %(registry)s |
| 319 | } |
| 320 | |
| 321 | qapi_init(qmp_init_marshal); |
| 322 | ''', |
| 323 | registry=registry.rstrip()) |
| 324 | return ret |
| 325 | |
| 326 | def gen_command_decl_prologue(header, guard, prefix=""): |
| 327 | ret = mcgen(''' |
| 328 | /* THIS FILE IS AUTOMATICALLY GENERATED, DO NOT MODIFY */ |
| 329 | |
| 330 | /* |
| 331 | * schema-defined QAPI function prototypes |
| 332 | * |
| 333 | * Copyright IBM, Corp. 2011 |
| 334 | * |
| 335 | * Authors: |
| 336 | * Anthony Liguori <aliguori@us.ibm.com> |
| 337 | * |
| 338 | * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. |
| 339 | * See the COPYING.LIB file in the top-level directory. |
| 340 | * |
| 341 | */ |
| 342 | |
| 343 | #ifndef %(guard)s |
| 344 | #define %(guard)s |
| 345 | |
| 346 | #include "%(prefix)sqapi-types.h" |
Paolo Bonzini | 7b1b5d1 | 2012-12-17 18:19:43 +0100 | [diff] [blame] | 347 | #include "qapi/qmp/qdict.h" |
| 348 | #include "qapi/error.h" |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 349 | |
| 350 | ''', |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 351 | header=basename(header), guard=guardname(header), prefix=prefix) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 352 | return ret |
| 353 | |
| 354 | def gen_command_def_prologue(prefix="", proxy=False): |
| 355 | ret = mcgen(''' |
| 356 | /* THIS FILE IS AUTOMATICALLY GENERATED, DO NOT MODIFY */ |
| 357 | |
| 358 | /* |
| 359 | * schema-defined QMP->QAPI command dispatch |
| 360 | * |
| 361 | * Copyright IBM, Corp. 2011 |
| 362 | * |
| 363 | * Authors: |
| 364 | * Anthony Liguori <aliguori@us.ibm.com> |
| 365 | * |
| 366 | * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. |
| 367 | * See the COPYING.LIB file in the top-level directory. |
| 368 | * |
| 369 | */ |
| 370 | |
Paolo Bonzini | 79ee7df | 2012-12-06 11:22:34 +0100 | [diff] [blame] | 371 | #include "qemu-common.h" |
Paolo Bonzini | 1de7afc | 2012-12-17 18:20:00 +0100 | [diff] [blame] | 372 | #include "qemu/module.h" |
Paolo Bonzini | 7b1b5d1 | 2012-12-17 18:19:43 +0100 | [diff] [blame] | 373 | #include "qapi/qmp/qerror.h" |
| 374 | #include "qapi/qmp/types.h" |
| 375 | #include "qapi/qmp/dispatch.h" |
| 376 | #include "qapi/visitor.h" |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 377 | #include "qapi/qmp-output-visitor.h" |
| 378 | #include "qapi/qmp-input-visitor.h" |
Paolo Bonzini | 7b1b5d1 | 2012-12-17 18:19:43 +0100 | [diff] [blame] | 379 | #include "qapi/dealloc-visitor.h" |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 380 | #include "%(prefix)sqapi-types.h" |
| 381 | #include "%(prefix)sqapi-visit.h" |
| 382 | |
| 383 | ''', |
| 384 | prefix=prefix) |
| 385 | if not proxy: |
| 386 | ret += '#include "%sqmp-commands.h"' % prefix |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 387 | return ret + "\n\n" |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 388 | |
| 389 | |
| 390 | try: |
Lluís Vilanova | 33aaad5 | 2014-05-02 15:52:35 +0200 | [diff] [blame] | 391 | opts, args = getopt.gnu_getopt(sys.argv[1:], "chp:i:o:m", |
Avi Kivity | 8d3bc51 | 2011-12-27 16:02:16 +0200 | [diff] [blame] | 392 | ["source", "header", "prefix=", |
Lluís Vilanova | 33aaad5 | 2014-05-02 15:52:35 +0200 | [diff] [blame] | 393 | "input-file=", "output-dir=", |
| 394 | "type=", "middle"]) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 395 | except getopt.GetoptError, err: |
| 396 | print str(err) |
| 397 | sys.exit(1) |
| 398 | |
| 399 | output_dir = "" |
| 400 | prefix = "" |
| 401 | dispatch_type = "sync" |
| 402 | c_file = 'qmp-marshal.c' |
| 403 | h_file = 'qmp-commands.h' |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 404 | middle_mode = False |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 405 | |
Avi Kivity | 8d3bc51 | 2011-12-27 16:02:16 +0200 | [diff] [blame] | 406 | do_c = False |
| 407 | do_h = False |
| 408 | |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 409 | for o, a in opts: |
| 410 | if o in ("-p", "--prefix"): |
| 411 | prefix = a |
Lluís Vilanova | 33aaad5 | 2014-05-02 15:52:35 +0200 | [diff] [blame] | 412 | elif o in ("-i", "--input-file"): |
| 413 | input_file = a |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 414 | elif o in ("-o", "--output-dir"): |
| 415 | output_dir = a + "/" |
| 416 | elif o in ("-t", "--type"): |
| 417 | dispatch_type = a |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 418 | elif o in ("-m", "--middle"): |
| 419 | middle_mode = True |
Avi Kivity | 8d3bc51 | 2011-12-27 16:02:16 +0200 | [diff] [blame] | 420 | elif o in ("-c", "--source"): |
Avi Kivity | 8d3bc51 | 2011-12-27 16:02:16 +0200 | [diff] [blame] | 421 | do_c = True |
Avi Kivity | 19bf7c8 | 2011-12-28 12:26:58 +0200 | [diff] [blame] | 422 | elif o in ("-h", "--header"): |
| 423 | do_h = True |
Avi Kivity | 8d3bc51 | 2011-12-27 16:02:16 +0200 | [diff] [blame] | 424 | |
| 425 | if not do_c and not do_h: |
| 426 | do_c = True |
| 427 | do_h = True |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 428 | |
| 429 | c_file = output_dir + prefix + c_file |
| 430 | h_file = output_dir + prefix + h_file |
| 431 | |
Avi Kivity | 8d3bc51 | 2011-12-27 16:02:16 +0200 | [diff] [blame] | 432 | def maybe_open(really, name, opt): |
Avi Kivity | 8d3bc51 | 2011-12-27 16:02:16 +0200 | [diff] [blame] | 433 | if really: |
| 434 | return open(name, opt) |
| 435 | else: |
Avi Kivity | 19bf7c8 | 2011-12-28 12:26:58 +0200 | [diff] [blame] | 436 | import StringIO |
| 437 | return StringIO.StringIO() |
Avi Kivity | 8d3bc51 | 2011-12-27 16:02:16 +0200 | [diff] [blame] | 438 | |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 439 | try: |
| 440 | os.makedirs(output_dir) |
| 441 | except os.error, e: |
| 442 | if e.errno != errno.EEXIST: |
| 443 | raise |
| 444 | |
Lluís Vilanova | 33aaad5 | 2014-05-02 15:52:35 +0200 | [diff] [blame] | 445 | exprs = parse_schema(input_file) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 446 | commands = filter(lambda expr: expr.has_key('command'), exprs) |
Anthony Liguori | 5dbee47 | 2011-12-12 14:29:33 -0600 | [diff] [blame] | 447 | commands = filter(lambda expr: not expr.has_key('gen'), commands) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 448 | |
| 449 | if dispatch_type == "sync": |
Avi Kivity | 8d3bc51 | 2011-12-27 16:02:16 +0200 | [diff] [blame] | 450 | fdecl = maybe_open(do_h, h_file, 'w') |
| 451 | fdef = maybe_open(do_c, c_file, 'w') |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 452 | ret = gen_command_decl_prologue(header=basename(h_file), guard=guardname(h_file), prefix=prefix) |
| 453 | fdecl.write(ret) |
| 454 | ret = gen_command_def_prologue(prefix=prefix) |
| 455 | fdef.write(ret) |
| 456 | |
| 457 | for cmd in commands: |
| 458 | arglist = [] |
| 459 | ret_type = None |
| 460 | if cmd.has_key('data'): |
| 461 | arglist = cmd['data'] |
| 462 | if cmd.has_key('returns'): |
| 463 | ret_type = cmd['returns'] |
| 464 | ret = generate_command_decl(cmd['command'], arglist, ret_type) + "\n" |
| 465 | fdecl.write(ret) |
| 466 | if ret_type: |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 467 | ret = gen_marshal_output(cmd['command'], arglist, ret_type, middle_mode) + "\n" |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 468 | fdef.write(ret) |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 469 | |
| 470 | if middle_mode: |
| 471 | fdecl.write('%s;\n' % gen_marshal_input_decl(cmd['command'], arglist, ret_type, middle_mode)) |
| 472 | |
| 473 | ret = gen_marshal_input(cmd['command'], arglist, ret_type, middle_mode) + "\n" |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 474 | fdef.write(ret) |
| 475 | |
Michael Roth | 7534ba0 | 2011-08-10 13:10:51 -0500 | [diff] [blame] | 476 | fdecl.write("\n#endif\n"); |
Anthony Liguori | 776574d | 2011-09-02 12:34:46 -0500 | [diff] [blame] | 477 | |
| 478 | if not middle_mode: |
| 479 | ret = gen_registry(commands) |
| 480 | fdef.write(ret) |
Michael Roth | c17d990 | 2011-07-19 14:50:42 -0500 | [diff] [blame] | 481 | |
| 482 | fdef.flush() |
| 483 | fdef.close() |
| 484 | fdecl.flush() |
| 485 | fdecl.close() |