eet-file.c

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eet-file.c
//Compile with:
// gcc -o eet-file eet-file.c `pkg-config --cflags --libs eet`
#include <Eet.h>
#include <stdio.h>
#include <string.h>
static int
create_eet_file(void)
{
Eet_File *ef;
char buf[1024], *ptr;
int size, len, i;
const char *some_strings[] = {
"And some more strings",
"spread across several",
"elements of an array!"
};
const char some_data[] =
"\x1e\xe7\x0f\x42\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x35"
"\x00\x00\x00\xa0\x00\x00\x00\xa0\x00\x00\x00\x24\x00\x00\x00\x11"
"\x00\x00\x00\x00\x2f\x6d\x69\x73\x74\x65\x72\x69\x6f\x75\x73\x2f"
"\x64\x61\x74\x61\x00\x41\x6e\x20\x45\x45\x54\x20\x69\x6e\x73\x69"
"\x64\x65\x20\x6f\x66\x20\x61\x6e\x20\x45\x45\x54\x21\x0a\x54\x68"
"\x69\x73\x20\x77\x61\x73\x6e\x27\x74\x20\x72\x65\x61\x6c\x6c\x79"
"\x20\x75\x73\x65\x66\x75\x6c\x20\x62\x75\x74\x20\x69\x74\x20\x68"
"\x65\x6c\x70\x65\x64\x20\x74\x6f\x20\x73\x68\x6f\x77\x20\x68\x6f"
"\x77\x0a\x74\x6f\x20\x75\x73\x65\x20\x65\x65\x74\x5f\x6d\x65\x6d"
"\x6f\x70\x65\x6e\x5f\x72\x65\x61\x64\x28\x29\x20\x74\x6f\x20\x6f"
"\x70\x65\x6e\x20\x61\x6e\x20\x65\x65\x74\x20\x66\x69\x6c\x65\x20"
"\x66\x72\x6f\x6d\x0a\x64\x61\x74\x61\x20\x61\x6c\x72\x65\x61\x64"
"\x79\x20\x6c\x6f\x61\x64\x65\x64\x20\x69\x6e\x20\x6d\x65\x6d\x6f"
"\x72\x79\x2e\x0a\x00";
ef = eet_open("/tmp/my_file.eet", EET_FILE_MODE_WRITE);
if (!ef) return 0;
strcpy(buf, "Here is a string of data to save!");
size = eet_write(ef, "/key/to_store/at", buf, sizeof(buf), 1);
if (!size)
{
fprintf(stderr, "Error writing data!\n");
eet_close(ef);
return 0;
}
len = strlen(buf);
printf("strlen() = %d, eet_write() = %d\n", len, size);
ptr = buf;
for (i = 0; i < 3; i++)
{
len = strlen(some_strings[i]) + 1;
memcpy(ptr, some_strings[i], len);
ptr += len;
}
eet_write(ef, "/several/strings", buf, sizeof(buf), 1);
eet_sync(ef);
eet_write(ef, "/some/mysterious/data", some_data, sizeof(some_data) - 1, 1);
eet_delete(ef, "/several/strings");
return eet_close(ef) == EET_ERROR_NONE;
}
int
main(void)
{
Eet_File *ef;
char *ret, **list;
int size, num, i;
eet_init();
if (!create_eet_file())
return -1;
ef = eet_open("/tmp/my_file.eet", EET_FILE_MODE_READ);
if (!ef) return -1;
list = eet_list(ef, "*", &num);
if (list)
{
for (i = 0; i < num; i++)
printf("Key stored: %s\n", list[i]);
free(list);
}
ret = eet_read(ef, "/key/to_store/at", &size);
if (ret)
{
printf("Data read (%i bytes):\n%s\n", size, ret);
free(ret);
}
ret = eet_read(ef, "/several/strings", &size);
if (ret)
{
printf("More data read (%i bytes):\n%s\n", size, ret);
free(ret);
}
ret = eet_read(ef, "/some/mysterious/data", &size);
if (ret)
{
Eet_File *ef2;
ef2 = eet_memopen_read(ret, size);
num = eet_num_entries(ef2);
printf("Mysterious data has %d entries\n", num);
printf("Mysterious data:\n%s\n",
(char *)eet_read_direct(ef2, "/mysterious/data", NULL));
eet_close(ef2);
free(ret);
}
eet_close(ef);
eet_shutdown();
return 0;
}