/*===========================================================================*
* test_mem *
*===========================================================================*/
void test_mem(void)
{
char *string1 = "ok, this is a string";
char *string2 = "ok, this is a very looooong string";
size_t len1 = strlen(string1) + 1;
size_t len2 = strlen(string2) + 1;
char buf[100];
size_t get_len;
int r;
/* Publish and retrieve. */
r = ds_publish_mem(key_mem, string1, len1, 0);
assert(r == OK);
get_len = 100;
r = ds_retrieve_mem(key_mem, buf, &get_len);
assert(r == OK && strcmp(string1, buf) == 0);
assert(get_len == len1);
/* Let get_len=8, which is less than strlen(string1). */
get_len = 8;
r = ds_retrieve_mem(key_mem, buf, &get_len);
assert(r == OK && get_len == 8);
/* Publish again to overwrite with a bigger memory range. */
r = ds_publish_mem(key_mem, string2, len2, DSF_OVERWRITE);
assert(r == OK);
get_len = 100;
r = ds_retrieve_mem(key_mem, buf, &get_len);
assert(r == OK && strcmp(string2, buf) == 0);
assert(get_len == len2);
r = ds_delete_mem(key_mem);
assert(r == OK);
printf("DSTEST: MEM test successful!\n");
}
/*===========================================================================*
* main *
*===========================================================================*/
int main(void)
{
int r;
message mess;
char key[DS_MAX_KEYLEN];
int type;
u32_t num;
char string[17];
char buf[1000];
size_t length = 1000;
/* SEF local startup. */
sef_local_startup();
/* Subscribe. */
r = ds_subscribe(key_u32, DSF_INITIAL);
if(r != OK && r != EEXIST) {
printf("SUBSCRIBER: error in ds_subscribe: %d\n", r);
return -1;
}
while(1) {
/* Wait for a message. */
r = sef_receive(ANY, &mess);
if(r != OK) {
printf("SUBSCRIBER: sef_receive failed.\n");
return 1;
}
/* Only handle notifications from DS. */
if(mess.m_source != DS_PROC_NR)
continue;
/* Check which one was changed. */
r = ds_check(key, &type, NULL);
if(r == ENOENT) {
printf("SUBSCRIBER: the key %s was deleted.\n",
key);
continue;
}
if(r != OK) {
printf("SUBSCRIBER: error in ds_check.\n");
continue;
}
/* Retrieve the entry. */
printf("SUBSCRIBER: key: %s, ", key);
switch(type) {
case DSF_TYPE_U32:
r = ds_retrieve_u32(key, &num);
if(r != OK)
printf("error in ds_retrieve_u32.\n");
printf("U32: %d\n", num);
break;
case DSF_TYPE_STR:
r = ds_retrieve_str(key, string, sizeof(string)-1);
if(r != OK)
printf("error in ds_retrieve_str.\n");
printf("STR: %s\n", string);
break;
case DSF_TYPE_MEM:
r = ds_retrieve_mem(key, buf, &length);
if(r != OK)
printf("error in ds_retrieve_mem.\n");
break;
case DSF_TYPE_MAP:
break;
default:
printf("error in type! %d\n", type);
}
}
return 0;
}
