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1.1 root 1: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2: /*
3: * The contents of this file are subject to the Mozilla Public
4: * License Version 1.1 (the "License"); you may not use this file
5: * except in compliance with the License. You may obtain a copy of
6: * the License at http://www.mozilla.org/MPL/
7: *
8: * Software distributed under the License is distributed on an "AS
9: * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
10: * implied. See the License for the specific language governing
11: * rights and limitations under the License.
12: *
13: * The Original Code is the Netscape Portable Runtime (NSPR).
14: *
15: * The Initial Developer of the Original Code is Netscape
16: * Communications Corporation. Portions created by Netscape are
17: * Copyright (C) 1998-2000 Netscape Communications Corporation. All
18: * Rights Reserved.
19: *
20: * Contributor(s):
21: *
22: * Alternatively, the contents of this file may be used under the
23: * terms of the GNU General Public License Version 2 or later (the
24: * "GPL"), in which case the provisions of the GPL are applicable
25: * instead of those above. If you wish to allow use of your
26: * version of this file only under the terms of the GPL and not to
27: * allow others to use your version of this file under the MPL,
28: * indicate your decision by deleting the provisions above and
29: * replace them with the notice and other provisions required by
30: * the GPL. If you do not delete the provisions above, a recipient
31: * may use your version of this file under either the MPL or the
32: * GPL.
33: */
34:
35:
36: /* author: jstewart */
37:
38: #if defined(_PRVERSION_H)
39: #else
40: #define _PRVERSION_H
41:
42: #include "prtypes.h"
43:
44: PR_BEGIN_EXTERN_C
45:
46: /* All components participating in the PR version protocol must expose
47: * a structure and a function. The structure is defined below and named
48: * according to the naming conventions outlined further below. The function
49: * is called libVersionPoint and returns a pointer to this structure.
50: */
51:
52: /* on NT, always pack the structure the same. */
53: #ifdef _WIN32
54: #pragma pack(push, 8)
55: #endif
56:
57: typedef struct {
58: /*
59: * The first field defines which version of this structure is in use.
60: * At this time, only version 2 is specified. If this value is not
61: * 2, you must read no further into the structure.
62: */
63: PRInt32 version;
64:
65: /* for Version 2, this is the body format. */
66: PRInt64 buildTime; /* 64 bits - usecs since midnight, 1/1/1970 */
67: char * buildTimeString;/* a human readable version of the time */
68:
69: PRUint8 vMajor; /* Major version of this component */
70: PRUint8 vMinor; /* Minor version of this component */
71: PRUint8 vPatch; /* Patch level of this component */
72:
73: PRBool beta; /* true if this is a beta component */
74: PRBool debug; /* true if this is a debug component */
75: PRBool special; /* true if this component is a special build */
76:
77: char * filename; /* The original filename */
78: char * description; /* description of this component */
79: char * security; /* level of security in this component */
80: char * copyright; /* The copyright for this file */
81: char * comment; /* free form field for misc usage */
82: char * specialString; /* the special variant for this build */
83: } PRVersionDescription;
84:
85: /* on NT, restore the previous packing */
86: #ifdef _WIN32
87: #pragma pack(pop)
88: #endif
89:
90: /*
91: * All components must define an entrypoint named libVersionPoint which
92: * is of type versionEntryPointType.
93: *
94: * For example, for a library named libfoo, we would have:
95: *
96: * PRVersionDescription prVersionDescription_libfoo =
97: * {
98: * ...
99: * };
100: *
101: * PR_IMPLEMENT(const PRVersionDescription*) libVersionPoint(void)
102: * {
103: * return &prVersionDescription_libfoo;
104: * }
105: */
106: typedef const PRVersionDescription *(*versionEntryPointType)(void);
107:
108: /*
109: * Where you declare your libVersionPoint, do it like this:
110: * PR_IMPLEMENT(const PRVersionDescription *) libVersionPoint(void) {
111: * fill it in...
112: * }
113: */
114:
115: /*
116: * NAMING CONVENTION FOR struct
117: *
118: * all components should also expose a static PRVersionDescription
119: * The name of the struct should be calculated as follows:
120: * Take the value of filename. (If filename is not specified, calculate
121: * a short, unique string.) Convert all non-alphanumeric characters
122: * to '_'. To this, prepend "PRVersionDescription_". Thus for libfoo.so,
123: * the symbol name is "PRVersionDescription_libfoo_so".
124: * so the file should have
125: * PRVersionDescription PRVersionDescription_libfoo_so { fill it in };
126: * on NT, this file should be declspec export.
127: */
128:
129: PR_END_EXTERN_C
130:
131: #endif /* defined(_PRVERSION_H) */
132:
133: /* prvrsion.h */
134:
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