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authorIván Briano <sachieru@gmail.com>2011-06-14 16:14:35 +0000
committerIván Briano <sachieru@gmail.com>2011-06-14 16:14:35 +0000
commitcb94f911a42e8198a7ca88cec3fca36216a676aa (patch)
treeb9e76268e8a7567359ce75704930cde075f10c77 /legacy/eet/src/examples/eet-file.c
parent80a5464888990a67ede7633b30e8bb772c5bb3e5 (diff)
Slight improvement to Eet documentation.
It was mostly done already and examples were there, but some things were revamped, clarified and now there's a detailed explanation on more important groups. SVN revision: 60308
Diffstat (limited to '')
-rw-r--r--legacy/eet/src/examples/eet-file.c126
1 files changed, 126 insertions, 0 deletions
diff --git a/legacy/eet/src/examples/eet-file.c b/legacy/eet/src/examples/eet-file.c
new file mode 100644
index 0000000000..691e442e9c
--- /dev/null
+++ b/legacy/eet/src/examples/eet-file.c
@@ -0,0 +1,126 @@
1/*
2 * build: gcc -o eet_file eet-file.c `pkg-config --cflags --libs eet`
3 */
4#include <Eet.h>
5#include <stdio.h>
6#include <string.h>
7
8static int
9create_eet_file(void)
10{
11 Eet_File *ef;
12 char buf[1024], *ptr;
13 int size, len, i;
14 const char *some_strings[] = {
15 "And some more strings",
16 "spread across several",
17 "elements of an array!"
18 };
19 const char some_data[] =
20 "\x1e\xe7\x0f\x42\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x35"
21 "\x00\x00\x00\xa0\x00\x00\x00\xa0\x00\x00\x00\x24\x00\x00\x00\x11"
22 "\x00\x00\x00\x00\x2f\x6d\x69\x73\x74\x65\x72\x69\x6f\x75\x73\x2f"
23 "\x64\x61\x74\x61\x00\x41\x6e\x20\x45\x45\x54\x20\x69\x6e\x73\x69"
24 "\x64\x65\x20\x6f\x66\x20\x61\x6e\x20\x45\x45\x54\x21\x0a\x54\x68"
25 "\x69\x73\x20\x77\x61\x73\x6e\x27\x74\x20\x72\x65\x61\x6c\x6c\x79"
26 "\x20\x75\x73\x65\x66\x75\x6c\x20\x62\x75\x74\x20\x69\x74\x20\x68"
27 "\x65\x6c\x70\x65\x64\x20\x74\x6f\x20\x73\x68\x6f\x77\x20\x68\x6f"
28 "\x77\x0a\x74\x6f\x20\x75\x73\x65\x20\x65\x65\x74\x5f\x6d\x65\x6d"
29 "\x6f\x70\x65\x6e\x5f\x72\x65\x61\x64\x28\x29\x20\x74\x6f\x20\x6f"
30 "\x70\x65\x6e\x20\x61\x6e\x20\x65\x65\x74\x20\x66\x69\x6c\x65\x20"
31 "\x66\x72\x6f\x6d\x0a\x64\x61\x74\x61\x20\x61\x6c\x72\x65\x61\x64"
32 "\x79\x20\x6c\x6f\x61\x64\x65\x64\x20\x69\x6e\x20\x6d\x65\x6d\x6f"
33 "\x72\x79\x2e\x0a\x00";
34
35 ef = eet_open("/tmp/my_file.eet", EET_FILE_MODE_WRITE);
36 if (!ef) return 0;
37
38 strcpy(buf, "Here is a string of data to save!");
39 size = eet_write(ef, "/key/to_store/at", buf, sizeof(buf), 1);
40 if (!size)
41 {
42 fprintf(stderr, "Error writing data!\n");
43 eet_close(ef);
44 return 0;
45 }
46 len = strlen(buf);
47 printf("strlen() = %d, eet_write() = %d\n", len, size);
48
49 ptr = buf;
50 for (i = 0; i < 3; i++)
51 {
52 len = strlen(some_strings[i]) + 1;
53 memcpy(ptr, some_strings[i], len);
54 ptr += len;
55 }
56 eet_write(ef, "/several/strings", buf, sizeof(buf), 1);
57 eet_sync(ef);
58
59 eet_write(ef, "/some/misterious/data", some_data, sizeof(some_data) - 1, 1);
60
61 eet_delete(ef, "/several/strings");
62
63 return (eet_close(ef) == EET_ERROR_NONE);
64}
65
66int
67main(void)
68{
69 Eet_File *ef;
70 char *ret, **list;
71 int size, num, i;
72
73 eet_init();
74
75 if (!create_eet_file())
76 return -1;
77
78 ef = eet_open("/tmp/my_file.eet", EET_FILE_MODE_READ);
79 if (!ef) return -1;
80
81 list = eet_list(ef, "*", &num);
82 if (list)
83 {
84 for (i = 0; i < num; i++)
85 printf("Key stored: %s\n", list[i]);
86 free(list);
87 }
88
89 ret = eet_read(ef, "/key/to_store/at", &size);
90 if (ret)
91 {
92 printf("Data read (%i bytes):\n%s\n", size, ret);
93 free(ret);
94 }
95
96 ret = eet_read(ef, "/several/strings", &size);
97 if (ret)
98 {
99 printf("More data read (%i bytes):\n%s\n", size, ret);
100 free(ret);
101 }
102
103 ret = eet_read(ef, "/some/misterious/data", &size);
104 if (ret)
105 {
106 Eet_File *ef2;
107
108 ef2 = eet_memopen_read(ret, size);
109
110 num = eet_num_entries(ef2);
111 printf("Misterious data has %d entries\n", num);
112
113 printf("Misterious data:\n%s\n",
114 (char *)eet_read_direct(ef2, "/misterious/data", NULL));
115
116 eet_close(ef2);
117
118 free(ret);
119 }
120
121 eet_close(ef);
122
123 eet_shutdown();
124
125 return 0;
126}