summaryrefslogtreecommitdiff
path: root/tools/libglibcodegen.py
blob: 6cd1a6277841e311494a3d682b5693ef34fe6594 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
"""Library code for GLib/D-Bus-related code generation.

The master copy of this library is in the telepathy-glib repository -
please make any changes there.
"""

# Copyright (C) 2006-2008 Collabora Limited
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA


from libtpcodegen import NS_TP, \
                         Signature, \
                         cmp_by_name, \
                         escape_as_identifier, \
                         get_by_path, \
                         get_descendant_text, \
                         get_docstring, \
                         xml_escape, \
                         get_deprecated

def dbus_gutils_wincaps_to_uscore(s):
    """Bug-for-bug compatible Python port of _dbus_gutils_wincaps_to_uscore
    which gets sequences of capital letters wrong in the same way.
    (e.g. in Telepathy, SendDTMF -> send_dt_mf)
    """
    ret = ''
    for c in s:
        if c >= 'A' and c <= 'Z':
            length = len(ret)
            if length > 0 and (length < 2 or ret[length-2] != '_'):
                ret += '_'
            ret += c.lower()
        else:
            ret += c
    return ret


def signal_to_marshal_type(signal):
    """
    return a list of strings indicating the marshalling type for this signal.
    """

    mtype=[]
    for i in signal.getElementsByTagName("arg"):
        name =i.getAttribute("name")
        type = i.getAttribute("type")
        mtype.append(type_to_gtype(type)[2])

    return mtype


_glib_marshallers = ['VOID', 'BOOLEAN', 'CHAR', 'UCHAR', 'INT',
        'STRING', 'UINT', 'LONG', 'ULONG', 'ENUM', 'FLAGS', 'FLOAT',
        'DOUBLE', 'STRING', 'PARAM', 'BOXED', 'POINTER', 'OBJECT',
        'UINT_POINTER']


def signal_to_marshal_name(signal, prefix):

    mtype = signal_to_marshal_type(signal)
    if len(mtype):
        name = '_'.join(mtype)
    else:
        name = 'VOID'

    if name in _glib_marshallers:
        return 'g_cclosure_marshal_VOID__' + name
    else:
        return prefix + '_marshal_VOID__' + name


def method_to_glue_marshal_name(method, prefix):

    mtype = []
    for i in method.getElementsByTagName("arg"):
        if i.getAttribute("direction") != "out":
            type = i.getAttribute("type")
            mtype.append(type_to_gtype(type)[2])

    mtype.append('POINTER')

    name = '_'.join(mtype)

    if name in _glib_marshallers:
        return 'g_cclosure_marshal_VOID__' + name
    else:
        return prefix + '_marshal_VOID__' + name


def type_to_gtype(s):
    if s == 'y': #byte
        return ("guchar ", "G_TYPE_UCHAR","UCHAR", False)
    elif s == 'b': #boolean
        return ("gboolean ", "G_TYPE_BOOLEAN","BOOLEAN", False)
    elif s == 'n': #int16
        return ("gint ", "G_TYPE_INT","INT", False)
    elif s == 'q': #uint16
        return ("guint ", "G_TYPE_UINT","UINT", False)
    elif s == 'i': #int32
        return ("gint ", "G_TYPE_INT","INT", False)
    elif s == 'u': #uint32
        return ("guint ", "G_TYPE_UINT","UINT", False)
    elif s == 'x': #int64
        return ("gint64 ", "G_TYPE_INT64","INT64", False)
    elif s == 't': #uint64
        return ("guint64 ", "G_TYPE_UINT64","UINT64", False)
    elif s == 'd': #double
        return ("gdouble ", "G_TYPE_DOUBLE","DOUBLE", False)
    elif s == 's': #string
        return ("gchar *", "G_TYPE_STRING", "STRING", True)
    elif s == 'g': #signature - FIXME
        return ("gchar *", "DBUS_TYPE_G_SIGNATURE", "STRING", True)
    elif s == 'o': #object path
        return ("gchar *", "DBUS_TYPE_G_OBJECT_PATH", "BOXED", True)
    elif s == 'v':  #variant
        return ("GValue *", "G_TYPE_VALUE", "BOXED", True)
    elif s == 'as':  #array of strings
        return ("gchar **", "G_TYPE_STRV", "BOXED", True)
    elif s == 'ay': #byte array
        return ("GArray *",
            "dbus_g_type_get_collection (\"GArray\", G_TYPE_UCHAR)", "BOXED",
            True)
    elif s == 'au': #uint array
        return ("GArray *", "DBUS_TYPE_G_UINT_ARRAY", "BOXED", True)
    elif s == 'ai': #int array
        return ("GArray *", "DBUS_TYPE_G_INT_ARRAY", "BOXED", True)
    elif s == 'ax': #int64 array
        return ("GArray *", "DBUS_TYPE_G_INT64_ARRAY", "BOXED", True)
    elif s == 'at': #uint64 array
        return ("GArray *", "DBUS_TYPE_G_UINT64_ARRAY", "BOXED", True)
    elif s == 'ad': #double array
        return ("GArray *", "DBUS_TYPE_G_DOUBLE_ARRAY", "BOXED", True)
    elif s == 'ab': #boolean array
        return ("GArray *", "DBUS_TYPE_G_BOOLEAN_ARRAY", "BOXED", True)
    elif s == 'ao': #object path array
        return ("GPtrArray *",
                'dbus_g_type_get_collection ("GPtrArray",'
                ' DBUS_TYPE_G_OBJECT_PATH)',
                "BOXED", True)
    elif s == 'a{ss}': #hash table of string to string
        return ("GHashTable *", "DBUS_TYPE_G_STRING_STRING_HASHTABLE", "BOXED", False)
    elif s[:2] == 'a{':  #some arbitrary hash tables
        if s[2] not in ('y', 'b', 'n', 'q', 'i', 'u', 's', 'o', 'g'):
            raise Exception("can't index a hashtable off non-basic type " + s)
        first = type_to_gtype(s[2])
        second = type_to_gtype(s[3:-1])
        return ("GHashTable *", "(dbus_g_type_get_map (\"GHashTable\", " + first[1] + ", " + second[1] + "))", "BOXED", False)
    elif s[:2] in ('a(', 'aa'): # array of structs or arrays, recurse
        gtype = type_to_gtype(s[1:])[1]
        return ("GPtrArray *", "(dbus_g_type_get_collection (\"GPtrArray\", "+gtype+"))", "BOXED", True)
    elif s[:1] == '(': #struct
        gtype = "(dbus_g_type_get_struct (\"GValueArray\", "
        for subsig in Signature(s[1:-1]):
            gtype = gtype + type_to_gtype(subsig)[1] + ", "
        gtype = gtype + "G_TYPE_INVALID))"
        return ("GValueArray *", gtype, "BOXED", True)

    # we just don't know ..
    raise Exception("don't know the GType for " + s)