Rev 2977 | Go to most recent revision | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed
Rev 2977 | Rev 2982 | ||
---|---|---|---|
1 | /* |
1 | /* |
2 | * Copyright (c) 2008 Jiri Svoboda |
2 | * Copyright (c) 2008 Jiri Svoboda |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup iramfs |
29 | /** @addtogroup iramfs |
30 | * @brief Loads inlined data onto tmpfs. |
30 | * @brief Loads inlined data onto tmpfs. |
31 | * @{ |
31 | * @{ |
32 | */ |
32 | */ |
33 | /** |
33 | /** |
34 | * @file |
34 | * @file |
35 | */ |
35 | */ |
36 | 36 | ||
37 | #include <stdio.h> |
37 | #include <stdio.h> |
38 | #include <fcntl.h> |
38 | #include <fcntl.h> |
39 | #include <unistd.h> |
39 | #include <unistd.h> |
40 | #include <vfs/vfs.h> |
40 | #include <vfs/vfs.h> |
41 | #include <sys/types.h> |
41 | #include <sys/types.h> |
42 | #include "data.h" |
42 | #include "data.h" |
43 | 43 | ||
44 | #define min(a,b) ((a)>(b) ? (b) : (a)) |
44 | #define min(a,b) ((a)>(b) ? (b) : (a)) |
45 | 45 | ||
46 | int write_file(const uint8_t *data, size_t length, const char *file_name) |
46 | int write_file(const uint8_t *data, size_t length, const char *file_name) |
47 | { |
47 | { |
48 | int nbytes; |
48 | int nbytes; |
49 | uint8_t *dp; |
49 | uint8_t *dp; |
50 | int written; |
50 | int written; |
51 | int fd; |
51 | int fd; |
52 | int cnt; |
52 | int cnt; |
53 | 53 | ||
54 | printf("Create %s\n", file_name); |
54 | printf("Create %s\n", file_name); |
55 | 55 | ||
56 | fd = open(file_name, O_CREAT); |
56 | fd = open(file_name, O_CREAT); |
57 | if (fd < 0) { printf("open failed\n"); return -1; } |
57 | if (fd < 0) { printf("open failed\n"); return -1; } |
58 | 58 | ||
59 | printf("write %d bytes...\n", length); |
59 | printf("write %d bytes...\n", length); |
60 | nbytes = length; dp = data; written = 0; |
60 | nbytes = length; dp = data; written = 0; |
61 | while (nbytes > 0) { |
61 | while (nbytes > 0) { |
62 | cnt = write(fd, dp, min(16384, nbytes)); |
62 | cnt = write(fd, dp, min(16384, nbytes)); |
63 | if (cnt < 0) { printf("write failed\n"); return -1; } |
63 | if (cnt < 0) { printf("write failed\n"); return -1; } |
64 | dp += cnt; |
64 | dp += cnt; |
65 | written += cnt; |
65 | written += cnt; |
66 | nbytes -= cnt; |
66 | nbytes -= cnt; |
67 | printf("written: %d, cnt: %d, left: %d\n", written, cnt, nbytes); |
67 | printf("written: %d, cnt: %d, left: %d\n", written, cnt, nbytes); |
68 | } |
68 | } |
69 | 69 | ||
70 | printf("\nwritten %d bytes\n", written); |
70 | printf("\nwritten %d bytes\n", written); |
71 | close(fd); |
71 | close(fd); |
72 | 72 | ||
73 | return 0; |
73 | return 0; |
74 | } |
74 | } |
75 | 75 | ||
76 | int main(int argc, char *argv[]) |
76 | int main(int argc, char *argv[]) |
77 | { |
77 | { |
78 | int rc; |
78 | int rc; |
79 | 79 | ||
80 | printf("This is iramfs\n"); |
80 | printf("This is iramfs\n"); |
81 | do { |
81 | do { |
82 | rc = mount("tmpfs", "/", "nulldev0"); |
82 | rc = mount("tmpfs", "/", "nulldev0"); |
83 | printf("mount tmpfs on / -> %d\n", rc); |
83 | printf("mount tmpfs on / -> %d\n", rc); |
84 | if (rc == 0) break; |
84 | if (rc == 0) break; |
85 | 85 | ||
86 | usleep(1000 * 1000); |
86 | usleep(1000 * 1000); |
87 | } while (1); |
87 | } while (1); |
88 | 88 | ||
89 | if (write_file(rtld, rtld_size, rtld_filename) < 0) return 1; |
89 | if (write_file(rtld, rtld_size, rtld_filename) < 0) return 1; |
90 | if (write_file(dltest, dltest_size, dltest_filename) < 0) return 1; |
90 | if (write_file(dltest, dltest_size, dltest_filename) < 0) return 1; |
91 | if (write_file(libtest, libtest_size, libtest_filename) < 0) return 1; |
91 | if (write_file(libc, libc_size, libc_filename) < 0) return 1; |
92 | 92 | ||
93 | printf("done\n"); |
93 | printf("done\n"); |
94 | getchar(); |
94 | getchar(); |
95 | return 0; |
95 | return 0; |
96 | } |
96 | } |
97 | 97 | ||
98 | /** @} |
98 | /** @} |
99 | */ |
99 | */ |
100 | 100 |