This file is indexed.

/usr/include/firefox/xpt_xdr.h is in firefox-dev 11.0+build1-0ubuntu4.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  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
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

/*
 * Basic APIs for streaming typelib structures to/from disk.
 */

#ifndef __xpt_xdr_h__
#define __xpt_xdr_h__

#include "xpt_struct.h"

PR_BEGIN_EXTERN_C

typedef struct XPTState         XPTState;
typedef struct XPTDatapool      XPTDatapool;
typedef struct XPTCursor        XPTCursor;

/* Opaque type, for internal use */
typedef struct XPTHashTable     XPTHashTable;

extern XPT_PUBLIC_API(PRBool)
XPT_DoString(XPTArena *arena, XPTCursor *cursor, XPTString **strp);

extern XPT_PUBLIC_API(PRBool)
XPT_DoStringInline(XPTArena *arena, XPTCursor *cursor, XPTString **strp);

extern XPT_PUBLIC_API(PRBool)
XPT_DoCString(XPTArena *arena, XPTCursor *cursor, char **strp);

extern XPT_PUBLIC_API(PRBool)
XPT_DoIID(XPTCursor *cursor, nsID *iidp);

extern XPT_PUBLIC_API(PRBool)
XPT_Do64(XPTCursor *cursor, PRInt64 *u64p);

extern XPT_PUBLIC_API(PRBool)
XPT_Do32(XPTCursor *cursor, PRUint32 *u32p);

extern XPT_PUBLIC_API(PRBool)
XPT_Do16(XPTCursor *cursor, PRUint16 *u16p);

extern XPT_PUBLIC_API(PRBool)
XPT_Do8(XPTCursor *cursor, PRUint8 *u8p);

extern XPT_PUBLIC_API(PRBool)
XPT_DoHeaderPrologue(XPTArena *arena, XPTCursor *cursor, XPTHeader **headerp, PRUint32 * ide_offset);
extern XPT_PUBLIC_API(PRBool)
XPT_DoHeader(XPTArena *arena, XPTCursor *cursor, XPTHeader **headerp);

typedef enum {
    XPT_ENCODE,
    XPT_DECODE
} XPTMode;

typedef enum {
    XPT_HEADER = 0,
    XPT_DATA = 1
} XPTPool;

struct XPTState {
    XPTMode          mode;
    PRUint32         data_offset;
    PRUint32         next_cursor[2];
    XPTDatapool      *pool;
    XPTArena         *arena;
};

struct XPTDatapool {
    XPTHashTable     *offset_map;
    char             *data;
    PRUint32         count;
    PRUint32         allocated;
};

struct XPTCursor {
    XPTState    *state;
    XPTPool     pool;
    PRUint32    offset;
    PRUint8     bits;
};

extern XPT_PUBLIC_API(XPTState *)
XPT_NewXDRState(XPTMode mode, char *data, PRUint32 len);

extern XPT_PUBLIC_API(PRBool)
XPT_MakeCursor(XPTState *state, XPTPool pool, PRUint32 len, XPTCursor *cursor);

extern XPT_PUBLIC_API(PRBool)
XPT_SeekTo(XPTCursor *cursor, PRUint32 offset);

extern XPT_PUBLIC_API(void)
XPT_DestroyXDRState(XPTState *state);

/* Set file_length based on the data used in the state.  (Only ENCODE.) */
extern XPT_PUBLIC_API(PRBool)
XPT_UpdateFileLength(XPTState *state);

/* returns the length of the specified data block */
extern XPT_PUBLIC_API(void)
XPT_GetXDRDataLength(XPTState *state, XPTPool pool, PRUint32 *len);

extern XPT_PUBLIC_API(void)
XPT_GetXDRData(XPTState *state, XPTPool pool, char **data, PRUint32 *len);

/* set or get the data offset for the state, depending on mode */
extern XPT_PUBLIC_API(void)
XPT_DataOffset(XPTState *state, PRUint32 *data_offsetp);

extern XPT_PUBLIC_API(void)
XPT_SetDataOffset(XPTState *state, PRUint32 data_offset);

extern XPT_PUBLIC_API(PRUint32)
XPT_GetOffsetForAddr(XPTCursor *cursor, void *addr);

extern XPT_PUBLIC_API(PRBool)
XPT_SetOffsetForAddr(XPTCursor *cursor, void *addr, PRUint32 offset);

extern XPT_PUBLIC_API(PRBool)
XPT_SetAddrForOffset(XPTCursor *cursor, PRUint32 offset, void *addr);

extern XPT_PUBLIC_API(void *)
XPT_GetAddrForOffset(XPTCursor *cursor, PRUint32 offset);

/* all data structures are big-endian */

#if defined IS_BIG_ENDIAN
#  define XPT_SWAB32(x) x
#  define XPT_SWAB16(x) x
#elif defined IS_LITTLE_ENDIAN
#  define XPT_SWAB32(x) (((x) >> 24) |                                        \
             (((x) >> 8) & 0xff00) |                                          \
             (((x) << 8) & 0xff0000) |                                        \
             ((x) << 24))
#  define XPT_SWAB16(x) (((x) >> 8) | ((x) << 8))
#else
#  error "unknown byte order"
#endif

/*
 * If we're decoding, we want to read the offset before we check
 * for already-decoded values.
 *
 * Then we check for repetition: CheckForRepeat will see if we've already
 * encoded/decoded this value, and if so will set offset/addr correctly
 * and make already be true.  If not, it will set up the cursor for
 * encoding (reserve space) or decoding (seek to correct location) as
 * appropriate.  In the encode case, it will also set the addr->offset
 * mapping.
 */

#define XPT_PREAMBLE_(cursor, addrp, pool, size, new_curs, already)           \
    XPTMode mode = cursor->state->mode;                                       \
    if (!(mode == XPT_ENCODE || XPT_Do32(cursor, &new_curs.offset)) ||        \
        !CheckForRepeat(cursor, (void **)addrp, pool,                         \
                        mode == XPT_ENCODE ? size : 0u, &new_curs,            \
                        &already) ||                                          \
        !(mode == XPT_DECODE || XPT_Do32(cursor, &new_curs.offset)))          \
        return PR_FALSE;                                                      \
    if (already)                                                              \
        return PR_TRUE;                                                       \

#define XPT_PREAMBLE_NO_ALLOC(cursor, addrp, pool, size, new_curs, already)   \
  {                                                                           \
    XPT_PREAMBLE_(cursor, addrp, pool, size, new_curs, already)               \
  }

#define XPT_ERROR_HANDLE(arena, free_it)                                      \
 error:                                                                       \
    if (cursor->state->mode == XPT_DECODE)                                    \
    XPT_FREEIF(arena, free_it);                                               \
    return PR_FALSE;


PR_END_EXTERN_C

#endif /* __xpt_xdr_h__ */