1 /*****************************************************************************/
5 /* File I/O for the od65 object file dump utility */
9 /* (C) 1998-2003 Ullrich von Bassewitz */
10 /* Römerstrasse 52 */
11 /* D-70794 Filderstadt */
12 /* EMail: uz@cc65.org */
15 /* This software is provided 'as-is', without any expressed or implied */
16 /* warranty. In no event will the authors be held liable for any damages */
17 /* arising from the use of this software. */
19 /* Permission is granted to anyone to use this software for any purpose, */
20 /* including commercial applications, and to alter it and redistribute it */
21 /* freely, subject to the following restrictions: */
23 /* 1. The origin of this software must not be misrepresented; you must not */
24 /* claim that you wrote the original software. If you use this software */
25 /* in a product, an acknowledgment in the product documentation would be */
26 /* appreciated but is not required. */
27 /* 2. Altered source versions must be plainly marked as such, and must not */
28 /* be misrepresented as being the original software. */
29 /* 3. This notice may not be removed or altered from any source */
32 /*****************************************************************************/
50 /*****************************************************************************/
52 /*****************************************************************************/
56 void FileSetPos (FILE* F, unsigned long Pos);
57 /* Seek to the given absolute position, fail on errors */
59 unsigned long FileGetPos (FILE* F);
60 /* Return the current file position, fail on errors */
62 unsigned Read8 (FILE* F);
63 /* Read an 8 bit value from the file */
65 unsigned Read16 (FILE* F);
66 /* Read a 16 bit value from the file */
68 unsigned long Read24 (FILE* F);
69 /* Read a 24 bit value from the file */
71 unsigned long Read32 (FILE* F);
72 /* Read a 32 bit value from the file */
74 long Read32Signed (FILE* F);
75 /* Read a 32 bit value from the file. Sign extend the value. */
77 unsigned long ReadVar (FILE* F);
78 /* Read a variable size value from the file */
80 char* ReadStr (FILE* F);
81 /* Read a string from the file into a malloced area */
83 FilePos* ReadFilePos (FILE* F, FilePos* Pos);
84 /* Read a file position from the file */
86 void* ReadData (FILE* F, void* Data, unsigned Size);
87 /* Read data from the file */
89 void ReadObjHeader (FILE* F, ObjHeader* Header);
90 /* Read an object file header from the file */
92 void ReadStrPool (FILE* F, Collection* C);
93 /* Read a string pool from the current position into C. */