9e052883 |
1 | /* 7zFile.h -- File IO\r |
2 | 2021-02-15 : Igor Pavlov : Public domain */\r |
3 | \r |
4 | #ifndef __7Z_FILE_H\r |
5 | #define __7Z_FILE_H\r |
6 | \r |
7 | #ifdef _WIN32\r |
8 | #define USE_WINDOWS_FILE\r |
9 | // #include <windows.h>\r |
10 | #endif\r |
11 | \r |
12 | #ifdef USE_WINDOWS_FILE\r |
13 | #include <windows.h>\r |
14 | #else\r |
15 | // note: USE_FOPEN mode is limited to 32-bit file size\r |
16 | // #define USE_FOPEN\r |
17 | // #include <stdio.h>\r |
18 | #endif\r |
19 | \r |
20 | #include "7zTypes.h"\r |
21 | \r |
22 | EXTERN_C_BEGIN\r |
23 | \r |
24 | /* ---------- File ---------- */\r |
25 | \r |
26 | typedef struct\r |
27 | {\r |
28 | #ifdef USE_WINDOWS_FILE\r |
29 | HANDLE handle;\r |
30 | #elif defined(USE_FOPEN)\r |
31 | FILE *file;\r |
32 | #else\r |
33 | int fd;\r |
34 | #endif\r |
35 | } CSzFile;\r |
36 | \r |
37 | void File_Construct(CSzFile *p);\r |
38 | #if !defined(UNDER_CE) || !defined(USE_WINDOWS_FILE)\r |
39 | WRes InFile_Open(CSzFile *p, const char *name);\r |
40 | WRes OutFile_Open(CSzFile *p, const char *name);\r |
41 | #endif\r |
42 | #ifdef USE_WINDOWS_FILE\r |
43 | WRes InFile_OpenW(CSzFile *p, const WCHAR *name);\r |
44 | WRes OutFile_OpenW(CSzFile *p, const WCHAR *name);\r |
45 | #endif\r |
46 | WRes File_Close(CSzFile *p);\r |
47 | \r |
48 | /* reads max(*size, remain file's size) bytes */\r |
49 | WRes File_Read(CSzFile *p, void *data, size_t *size);\r |
50 | \r |
51 | /* writes *size bytes */\r |
52 | WRes File_Write(CSzFile *p, const void *data, size_t *size);\r |
53 | \r |
54 | WRes File_Seek(CSzFile *p, Int64 *pos, ESzSeek origin);\r |
55 | WRes File_GetLength(CSzFile *p, UInt64 *length);\r |
56 | \r |
57 | \r |
58 | /* ---------- FileInStream ---------- */\r |
59 | \r |
60 | typedef struct\r |
61 | {\r |
62 | ISeqInStream vt;\r |
63 | CSzFile file;\r |
64 | WRes wres;\r |
65 | } CFileSeqInStream;\r |
66 | \r |
67 | void FileSeqInStream_CreateVTable(CFileSeqInStream *p);\r |
68 | \r |
69 | \r |
70 | typedef struct\r |
71 | {\r |
72 | ISeekInStream vt;\r |
73 | CSzFile file;\r |
74 | WRes wres;\r |
75 | } CFileInStream;\r |
76 | \r |
77 | void FileInStream_CreateVTable(CFileInStream *p);\r |
78 | \r |
79 | \r |
80 | typedef struct\r |
81 | {\r |
82 | ISeqOutStream vt;\r |
83 | CSzFile file;\r |
84 | WRes wres;\r |
85 | } CFileOutStream;\r |
86 | \r |
87 | void FileOutStream_CreateVTable(CFileOutStream *p);\r |
88 | \r |
89 | EXTERN_C_END\r |
90 | \r |
91 | #endif\r |