Rev 9346 | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 9346 | Rev 9952 | ||
|---|---|---|---|
| Line 13... | Line 13... | ||
| 13 | * they apply. |
13 | * they apply. |
| 14 | */ |
14 | */ |
| 15 | #include |
15 | #include |
| 16 | #include |
16 | #include |
| 17 | #include |
17 | #include |
| 18 | #include |
18 | #include |
| - | 19 | ||
| 19 | #include "glue.h" |
20 | #include "glue.h" |
| 20 | #include "io.h" |
21 | #include "io.h" |
| Line 21... | Line 22... | ||
| 21 | 22 | ||
| 22 | #undef erro |
23 | #undef errno |
| Line -... | Line 24... | ||
| - | 24 | extern int errno; |
|
| - | 25 | ||
| - | 26 | extern int write_file(const char *path,const void *buff, |
|
| - | 27 | size_t offset, size_t count, size_t *writes); |
|
| - | 28 | ||
| - | 29 | extern int read_file(const char *path, void *buff, |
|
| 23 | extern int errno; |
30 | size_t offset, size_t count, size_t *reads); |
| 24 | 31 | ||
| 25 | static inline int is_slash(char c) |
32 | static inline int is_slash(char c) |
| 26 | { |
33 | { |
| Line 47... | Line 54... | ||
| 47 | } |
54 | } |
| 48 | *out++=*in; |
55 | *out++=*in; |
| 49 | } |
56 | } |
| 50 | } |
57 | } |
| 51 | *out='\0'; |
58 | *out='\0'; |
| 52 | }; |
59 | } |
| Line 53... | Line 60... | ||
| 53 | 60 | ||
| 54 | 61 | ||
| 55 | void buildpath(char *buf, const char* file) |
62 | void buildpath(char *buf, const char* file) |
| Line 87... | Line 94... | ||
| 87 | ++file; |
94 | ++file; |
| 88 | while (*file && *file!='/') |
95 | while (*file && *file!='/') |
| 89 | *ptr++ = *file++; |
96 | *ptr++ = *file++; |
| 90 | } |
97 | } |
| 91 | *ptr = 0; |
98 | *ptr = 0; |
| 92 | }; |
99 | } |
| 93 | - | ||
| 94 | static char *getccwd(char *buf, size_t size) |
- | |
| 95 | { |
- | |
| 96 | int bsize; |
- | |
| 97 | __asm__ __volatile__( |
- | |
| 98 | "int $0x40" |
- | |
| 99 | :"=a"(bsize) |
- | |
| 100 | :"a"(30),"b"(2),"c"(buf), "d"(size) |
- | |
| 101 | :"memory"); |
- | |
| 102 | - | ||
| 103 | return buf; |
- | |
| 104 | }; |
- | |
| Line 105... | Line 100... | ||
| 105 | 100 | ||
| 106 | int open (const char * filename, int flags, ...) |
101 | int open (const char * filename, int flags, ...) |
| 107 | { |
102 | { |
| Line 108... | Line 103... | ||
| 108 | char buf[1024]; |
103 | char buf[1024]; |
| 109 | 104 | ||
| 110 | __io_handle *ioh; |
105 | __io_handle *ioh; |
| 111 | fileinfo_t info; |
106 | ksys_file_info_t info; |
| 112 | int iomode, rwmode, offset; |
107 | int iomode, rwmode, offset; |
| Line 113... | Line 108... | ||
| 113 | int hid; |
108 | int hid; |
| Line 125... | Line 120... | ||
| 125 | { |
120 | { |
| 126 | strcpy(buf,filename); |
121 | strcpy(buf,filename); |
| 127 | } |
122 | } |
| 128 | else |
123 | else |
| 129 | { |
124 | { |
| 130 | getccwd(buf, 1024); |
125 | _ksys_getcwd(buf, 1024); |
| 131 | buildpath(buf, filename); |
126 | buildpath(buf, filename); |
| 132 | } |
127 | } |
| Line 133... | Line 128... | ||
| 133 | 128 | ||
| Line 134... | Line 129... | ||
| 134 | err = get_fileinfo(buf, &info); |
129 | err = _ksys_file_info(buf, &info); |
| 135 | 130 | ||
| 136 | if( flags & O_EXCL && |
131 | if (flags & O_EXCL && |
| 137 | flags & O_CREAT ) |
132 | flags & O_CREAT ) |
| 138 | { |
133 | { |
| 139 | if( !err ) |
134 | if (!err) |
| 140 | { |
135 | { |
| 141 | errno = EEXIST; |
136 | errno = EEXIST; |
| 142 | __io_free(hid); |
137 | __io_free(hid); |
| 143 | return (-1); |
138 | return (-1); |
| Line 144... | Line 139... | ||
| 144 | }; |
139 | } |
| 145 | } |
140 | } |
| 146 | 141 | ||
| 147 | if( err ) |
142 | if (err) |
| 148 | { |
143 | { |
| 149 | if(flags & O_CREAT) |
144 | if(flags & O_CREAT) |
| 150 | err=create_file(buf); |
145 | err = _ksys_file_create(buf).status; |
| 151 | if( err ) |
146 | if(err) |
| 152 | { |
147 | { |
| 153 | errno = EACCES; |
148 | errno = EACCES; |
| 154 | __io_free(hid); |
149 | __io_free(hid); |
| Line 155... | Line 150... | ||
| 155 | return -1; |
150 | return -1; |
| 156 | }; |
151 | }; |
| Line 157... | Line 152... | ||
| 157 | }; |
152 | }; |
| Line 158... | Line 153... | ||
| 158 | 153 | ||
| Line 175... | Line 170... | ||
| 175 | 170 | ||
| 176 | if( flags & O_APPEND ) |
171 | if (flags & O_APPEND) |
| 177 | { |
172 | { |
| 178 | iomode |= _APPEND; |
173 | iomode |= _APPEND; |
| 179 | offset = info.size; |
174 | offset = info.size; |
| Line 180... | Line 175... | ||
| 180 | }; |
175 | } |
| 181 | 176 | ||
| 182 | if( flags & (O_BINARY|O_TEXT) ) |
177 | if (flags & (O_BINARY|O_TEXT)) |
| 183 | { |
178 | { |
| - | 179 | if (flags & O_BINARY) |
|
| 184 | if( flags & O_BINARY ) |
180 | iomode |= _BINARY; |
| - | 181 | } |
|
| 185 | iomode |= _BINARY; |
182 | else |
| - | 183 | { |
|
| Line 186... | Line 184... | ||
| 186 | } else |
184 | iomode |= _BINARY; |
| 187 | iomode |= _BINARY; |
185 | } |
| 188 | 186 | ||
| 189 | ioh->name = strdup(buf); |
187 | ioh->name = strdup(buf); |
| 190 | ioh->offset = offset; |
188 | ioh->offset = offset; |
| Line 191... | Line 189... | ||
| 191 | ioh->mode = iomode; |
189 | ioh->mode = iomode; |
| 192 | ioh->read = read_file; |
190 | ioh->read = read_file; |
| 193 | ioh->write = write_file; |
- | |
| 194 | - | ||