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feat(lander): store entry type as single byte

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This commit is contained in:
Jef Roosens 2023-11-08 18:17:58 +01:00
parent 9c03a36aa2
commit 0efcdece48
Signed by: Jef Roosens
GPG key ID: B75D4F293C7052DB
4 changed files with 57 additions and 43 deletions
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30
lsm/include/lsm/store.h
View file

@ -41,8 +41,19 @@ lsm_error lsm_entry_attr_get(lsm_str **out, lsm_entry_handle *handle,
* @param entry entry to search for
* @param type type of attribute to return
*/
lsm_error lsm_entry_attr_get_num(uint64_t *out, lsm_entry_handle *handle,
uint8_t type);
lsm_error lsm_entry_attr_get_uint64_t(uint64_t *out, lsm_entry_handle *handle,
uint8_t type);
/**
* Convenience wrapper around `lsm_entry_attr_get` that can be used if we know
* beforehand the attribute value is an 8-bit number.
*
* @param out where to store attribute data
* @param entry entry to search for
* @param type type of attribute to return
*/
lsm_error lsm_entry_attr_get_uint8_t(uint8_t *out, lsm_entry_handle *handle,
uint8_t type);
/**
* Add a new attribute to the entry.
@ -62,8 +73,19 @@ lsm_error lsm_entry_attr_insert(lsm_entry_handle *handle, uint8_t type,
* @param type type of attribute to add
* @param data data of attribute
*/
lsm_error lsm_entry_attr_insert_num(lsm_entry_handle *handle, uint8_t type,
uint64_t data);
lsm_error lsm_entry_attr_insert_uint64_t(lsm_entry_handle *handle, uint8_t type,
uint64_t data);
/**
* Convenience wrapper around `lsm_entry_attr_insert` that can be used if the
* data to be stored is an 8-bit number.
*
* @param entry entry to modify
* @param type type of attribute to add
* @param data data of attribute
*/
lsm_error lsm_entry_attr_insert_uint8_t(lsm_entry_handle *handle, uint8_t type,
uint8_t data);
/**
* Remove an atribute from the given entry, if present.

28
lsm/src/store/lsm_store_entry.c
View file

@ -79,8 +79,8 @@ lsm_error lsm_entry_attr_get(lsm_str **out, lsm_entry_handle *handle,
return lsm_error_ok;
}
lsm_error lsm_entry_attr_get_num(uint64_t *out, lsm_entry_handle *handle,
uint8_t type) {
lsm_error lsm_entry_attr_get_uint64_t(uint64_t *out, lsm_entry_handle *handle,
uint8_t type) {
lsm_str *s;
LSM_RES(lsm_entry_attr_get(&s, handle, type));
@ -96,6 +96,17 @@ lsm_error lsm_entry_attr_get_num(uint64_t *out, lsm_entry_handle *handle,
return lsm_error_ok;
}
lsm_error lsm_entry_attr_get_uint8_t(uint8_t *out, lsm_entry_handle *handle,
uint8_t type) {
lsm_str *s;
LSM_RES(lsm_entry_attr_get(&s, handle, type));
*out = lsm_str_char(s, 0);
return lsm_error_ok;
}
lsm_error lsm_entry_attr_remove(lsm_str **out, lsm_entry_handle *handle,
uint8_t type) {
if (!lsm_entry_attr_present(handle, type)) {
@ -169,8 +180,8 @@ lsm_error lsm_entry_attr_insert(lsm_entry_handle *handle, uint8_t type,
return lsm_error_ok;
}
lsm_error lsm_entry_attr_insert_num(lsm_entry_handle *handle, uint8_t type,
uint64_t data) {
lsm_error lsm_entry_attr_insert_uint64_t(lsm_entry_handle *handle, uint8_t type,
uint64_t data) {
lsm_str *s;
LSM_RES(
lsm_str_init_copy_n(&s, (char *)&data, sizeof(uint64_t) / sizeof(char)));
@ -178,6 +189,15 @@ lsm_error lsm_entry_attr_insert_num(lsm_entry_handle *handle, uint8_t type,
return lsm_entry_attr_insert(handle, type, s);
}
lsm_error lsm_entry_attr_insert_uint8_t(lsm_entry_handle *handle, uint8_t type,
uint8_t data) {
lsm_str *s;
LSM_RES(
lsm_str_init_copy_n(&s, (char *)&data, sizeof(uint8_t) / sizeof(char)));
return lsm_entry_attr_insert(handle, type, s);
}
uint64_t lsm_entry_data_len(lsm_entry_handle *handle) {
return handle->wrapper->entry->data_len;
}