1 /*****************************************************************************/
5 /* File I/O for the ld65 linker */
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 /*****************************************************************************/
48 /*****************************************************************************/
50 /*****************************************************************************/
54 void FileSetPos (FILE* F, unsigned long Pos);
55 /* Seek to the given absolute position, fail on errors */
57 unsigned long FileGetPos (FILE* F);
58 /* Return the current file position, fail on errors */
60 void Write8 (FILE* F, unsigned Val);
61 /* Write an 8 bit value to the file */
63 void Write16 (FILE* F, unsigned Val);
64 /* Write a 16 bit value to the file */
66 void Write24 (FILE* F, unsigned long Val);
67 /* Write a 24 bit value to the file */
69 void Write32 (FILE* F, unsigned long Val);
70 /* Write a 32 bit value to the file */
72 void WriteVal (FILE* F, unsigned long Val, unsigned Size);
73 /* Write a value of the given size to the output file */
75 void WriteVar (FILE* F, unsigned long V);
76 /* Write a variable sized value to the file in special encoding */
78 void WriteStr (FILE* F, const char* S);
79 /* Write a string to the file */
81 void WriteData (FILE* F, const void* Data, unsigned Size);
82 /* Write data to the file */
84 void WriteMult (FILE* F, unsigned char Val, unsigned long Count);
85 /* Write one byte several times to the file */
87 unsigned Read8 (FILE* F);
88 /* Read an 8 bit value from the file */
90 unsigned Read16 (FILE* F);
91 /* Read a 16 bit value from the file */
93 unsigned long Read24 (FILE* F);
94 /* Read a 24 bit value from the file */
96 unsigned long Read32 (FILE* F);
97 /* Read a 32 bit value from the file */
99 long Read32Signed (FILE* F);
100 /* Read a 32 bit value from the file. Sign extend the value. */
102 unsigned long ReadVar (FILE* F);
103 /* Read a variable size value from the file */
105 unsigned ReadStr (FILE* F);
106 /* Read a string from the file, place it into the global string pool, and
107 * return its string id.
110 FilePos* ReadFilePos (FILE* F, FilePos* Pos);
111 /* Read a file position from the file */
113 void* ReadData (FILE* F, void* Data, unsigned Size);
114 /* Read data from the file */
118 /* End of fileio.h */