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1 | /* @(#) pf_io.h 98/01/26 1.2 */ |
2 | #ifndef _pf_io_h | |
3 | #define _pf_io_h | |
4 | ||
5 | /*************************************************************** | |
6 | ** Include file for PForth IO | |
7 | ** | |
8 | ** Author: Phil Burk | |
9 | ** Copyright 1994 3DO, Phil Burk, Larry Polansky, David Rosenboom | |
10 | ** | |
1f99f95d S |
11 | ** Permission to use, copy, modify, and/or distribute this |
12 | ** software for any purpose with or without fee is hereby granted. | |
13 | ** | |
14 | ** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL | |
15 | ** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED | |
16 | ** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL | |
17 | ** THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR | |
18 | ** CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING | |
19 | ** FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF | |
20 | ** CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
21 | ** OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
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22 | ** |
23 | ***************************************************************/ | |
24 | ||
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25 | #include "pf_types.h" |
26 | ||
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27 | #define PF_CHAR_XON (0x11) |
28 | #define PF_CHAR_XOFF (0x13) | |
29 | ||
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30 | #ifdef __cplusplus |
31 | extern "C" { | |
32 | #endif | |
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33 | int sdTerminalOut( char c ); |
34 | int sdTerminalEcho( char c ); | |
35 | int sdTerminalFlush( void ); | |
36 | int sdTerminalIn( void ); | |
37 | int sdQueryTerminal( void ); | |
38 | void sdTerminalInit( void ); | |
39 | void sdTerminalTerm( void ); | |
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40 | #ifdef __cplusplus |
41 | } | |
42 | #endif | |
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43 | |
44 | void ioInit( void ); | |
45 | void ioTerm( void ); | |
46 | ||
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47 | #ifdef PF_NO_CHARIO |
48 | void sdEnableInput( void ); | |
49 | void sdDisableInput( void ); | |
50 | ||
51 | #else /* PF_NO_CHARIO */ | |
52 | #ifdef PF_USER_CHARIO | |
53 | /* Get user prototypes or macros from include file. | |
54 | ** API must match that defined above for the stubs. | |
55 | */ | |
56 | /* If your sdTerminalIn echos, define PF_KEY_ECHOS. */ | |
57 | #include PF_USER_CHARIO | |
58 | #else | |
59 | #define sdEnableInput() /* sdTerminalOut( PF_CHAR_XON ) */ | |
60 | #define sdDisableInput() /* sdTerminalOut( PF_CHAR_XOFF ) */ | |
61 | ||
62 | #endif | |
63 | #endif /* PF_NO_CHARIO */ | |
64 | ||
65 | /* Define file access modes. */ | |
66 | /* User can #undef and re#define using PF_USER_FILEIO if needed. */ | |
67 | #define PF_FAM_READ_ONLY (0) | |
68 | #define PF_FAM_READ_WRITE (1) | |
69 | #define PF_FAM_WRITE_ONLY (2) | |
70 | #define PF_FAM_BINARY_FLAG (8) | |
71 | ||
72 | #define PF_FAM_CREATE_WO ("w") | |
73 | #define PF_FAM_CREATE_RW ("w+") | |
74 | #define PF_FAM_OPEN_RO ("r") | |
75 | #define PF_FAM_OPEN_RW ("r+") | |
76 | #define PF_FAM_BIN_CREATE_WO ("wb") | |
77 | #define PF_FAM_BIN_CREATE_RW ("wb+") | |
78 | #define PF_FAM_BIN_OPEN_RO ("rb") | |
79 | #define PF_FAM_BIN_OPEN_RW ("rb+") | |
80 | ||
81 | #ifdef PF_NO_FILEIO | |
82 | ||
83 | typedef void FileStream; | |
84 | ||
85 | extern FileStream *PF_STDIN; | |
86 | extern FileStream *PF_STDOUT; | |
87 | ||
88 | #ifdef __cplusplus | |
89 | extern "C" { | |
90 | #endif | |
91 | ||
92 | /* Prototypes for stubs. */ | |
93 | FileStream *sdOpenFile( const char *FileName, const char *Mode ); | |
94 | cell_t sdFlushFile( FileStream * Stream ); | |
95 | cell_t sdReadFile( void *ptr, cell_t Size, int32_t nItems, FileStream * Stream ); | |
96 | cell_t sdWriteFile( void *ptr, cell_t Size, int32_t nItems, FileStream * Stream ); | |
4d9c915d | 97 | cell_t sdSeekFile( FileStream * Stream, file_offset_t Position, int32_t Mode ); |
6f3de396 | 98 | cell_t sdRenameFile( const char *OldName, const char *NewName ); |
e0701bfb | 99 | cell_t sdDeleteFile( const char *FileName ); |
0b1e2489 | 100 | ThrowCode sdResizeFile( FileStream *, uint64_t Size); |
4d9c915d | 101 | file_offset_t sdTellFile( FileStream * Stream ); |
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102 | cell_t sdCloseFile( FileStream * Stream ); |
103 | cell_t sdInputChar( FileStream *stream ); | |
104 | ||
105 | #ifdef __cplusplus | |
106 | } | |
107 | #endif | |
108 | ||
109 | #define PF_SEEK_SET (0) | |
110 | #define PF_SEEK_CUR (1) | |
111 | #define PF_SEEK_END (2) | |
112 | /* | |
113 | ** printf() is only used for debugging purposes. | |
114 | ** It is not required for normal operation. | |
115 | */ | |
116 | #define PRT(x) /* No printf(). */ | |
117 | ||
118 | #else | |
119 | ||
120 | #ifdef PF_USER_FILEIO | |
121 | /* Get user prototypes or macros from include file. | |
122 | ** API must match that defined above for the stubs. | |
123 | */ | |
124 | #include PF_USER_FILEIO | |
125 | ||
126 | #else | |
127 | typedef FILE FileStream; | |
128 | ||
129 | #define sdOpenFile fopen | |
e0701bfb | 130 | #define sdDeleteFile remove |
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131 | #define sdFlushFile fflush |
132 | #define sdReadFile fread | |
133 | #define sdWriteFile fwrite | |
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134 | |
135 | /* | |
136 | * Note that fseek() and ftell() only support a long file offset. | |
137 | * So 64-bit offsets may not be supported on some platforms. | |
138 | * At one point we supported fseeko() and ftello() but they require | |
139 | * the off_t data type, which is not very portable. | |
140 | * So we decided to sacrifice vary large file support in | |
141 | * favor of portability. | |
142 | */ | |
143 | #define sdSeekFile fseek | |
144 | #define sdTellFile ftell | |
145 | ||
8e9db35f | 146 | #define sdCloseFile fclose |
6f3de396 | 147 | #define sdRenameFile rename |
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148 | #define sdInputChar fgetc |
149 | ||
150 | #define PF_STDIN ((FileStream *) stdin) | |
151 | #define PF_STDOUT ((FileStream *) stdout) | |
152 | ||
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153 | #define PF_SEEK_SET (SEEK_SET) |
154 | #define PF_SEEK_CUR (SEEK_CUR) | |
155 | #define PF_SEEK_END (SEEK_END) | |
8e9db35f | 156 | |
ccd2b2a1 | 157 | /* TODO review the Size data type. */ |
0b1e2489 | 158 | ThrowCode sdResizeFile( FileStream *, uint64_t Size); |
e0701bfb | 159 | |
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160 | /* |
161 | ** printf() is only used for debugging purposes. | |
162 | ** It is not required for normal operation. | |
163 | */ | |
164 | #define PRT(x) { printf x; sdFlushFile(PF_STDOUT); } | |
165 | #endif | |
166 | ||
167 | #endif /* PF_NO_FILEIO */ | |
168 | ||
169 | ||
170 | #ifdef __cplusplus | |
171 | extern "C" { | |
172 | #endif | |
173 | ||
174 | cell_t ioAccept( char *Target, cell_t n1 ); | |
175 | cell_t ioKey( void); | |
176 | void ioEmit( char c ); | |
177 | void ioType( const char *s, cell_t n); | |
178 | ||
179 | #ifdef __cplusplus | |
180 | } | |
181 | #endif | |
182 | ||
183 | #endif /* _pf_io_h */ |