/*
* __wt_curtable_get_value --
* WT_CURSOR->get_value implementation for tables.
*/
int
__wt_curtable_get_value(WT_CURSOR *cursor, ...)
{
WT_CURSOR *primary;
WT_CURSOR_TABLE *ctable;
WT_DECL_RET;
WT_ITEM *item;
WT_SESSION_IMPL *session;
va_list ap;
ctable = (WT_CURSOR_TABLE *)cursor;
primary = *ctable->cg_cursors;
CURSOR_API_CALL(cursor, session, get_value, NULL);
WT_CURSOR_NEEDVALUE(primary);
va_start(ap, cursor);
if (F_ISSET(cursor, WT_CURSOR_RAW_OK)) {
ret = __wt_schema_project_merge(session,
ctable->cg_cursors, ctable->plan,
cursor->value_format, &cursor->value);
if (ret == 0) {
item = va_arg(ap, WT_ITEM *);
item->data = cursor->value.data;
item->size = cursor->value.size;
}
} else
/*
* __wt_apply_single_idx --
* Apply an operation to a single index of a table.
*/
int
__wt_apply_single_idx(WT_SESSION_IMPL *session, WT_INDEX *idx,
WT_CURSOR *cur, WT_CURSOR_TABLE *ctable, int (*f)(WT_CURSOR *))
{
WT_CURSOR_STATIC_INIT(iface,
__wt_cursor_get_key, /* get-key */
__wt_cursor_get_value, /* get-value */
__wt_cursor_set_key, /* set-key */
__wt_cursor_set_value, /* set-value */
__wt_cursor_notsup, /* compare */
__wt_cursor_notsup, /* equals */
__wt_cursor_notsup, /* next */
__wt_cursor_notsup, /* prev */
__wt_cursor_notsup, /* reset */
__wt_cursor_notsup, /* search */
__wt_cursor_notsup, /* search-near */
__curextract_insert, /* insert */
__wt_cursor_notsup, /* update */
__wt_cursor_notsup, /* reconfigure */
__wt_cursor_notsup, /* remove */
__wt_cursor_notsup); /* close */
WT_CURSOR_EXTRACTOR extract_cursor;
WT_DECL_RET;
WT_ITEM key, value;
if (idx->extractor) {
extract_cursor.iface = iface;
extract_cursor.iface.session = &session->iface;
extract_cursor.iface.key_format = idx->exkey_format;
extract_cursor.ctable = ctable;
extract_cursor.idxc = cur;
extract_cursor.f = f;
WT_RET(__wt_cursor_get_raw_key(&ctable->iface, &key));
WT_RET(__wt_cursor_get_raw_value(&ctable->iface, &value));
ret = idx->extractor->extract(idx->extractor,
&session->iface, &key, &value,
&extract_cursor.iface);
__wt_buf_free(session, &extract_cursor.iface.key);
WT_RET(ret);
} else {
WT_RET(__wt_schema_project_merge(session,
ctable->cg_cursors,
idx->key_plan, idx->key_format, &cur->key));
/*
* The index key is now set and the value is empty
* (it starts clear and is never set).
*/
F_SET(cur, WT_CURSTD_KEY_EXT | WT_CURSTD_VALUE_EXT);
WT_RET(f(cur));
}
return (0);
}
/*
* __curindex_get_value --
* WT_CURSOR->get_value implementation for index cursors.
*/
static int
__curindex_get_value(WT_CURSOR *cursor, ...)
{
WT_CURSOR_INDEX *cindex;
WT_DECL_RET;
WT_ITEM *item;
WT_SESSION_IMPL *session;
va_list ap;
cindex = (WT_CURSOR_INDEX *)cursor;
CURSOR_API_CALL(cursor, session, get_value, NULL);
WT_CURSOR_NEEDVALUE(cursor);
va_start(ap, cursor);
if (F_ISSET(cursor, WT_CURSTD_RAW)) {
ret = __wt_schema_project_merge(session,
cindex->cg_cursors, cindex->value_plan,
cursor->value_format, &cursor->value);
if (ret == 0) {
item = va_arg(ap, WT_ITEM *);
item->data = cursor->value.data;
item->size = cursor->value.size;
}
} else
/*
* __apply_idx --
* Apply an operation to all indices of a table.
*/
static int
__apply_idx(WT_CURSOR_TABLE *ctable, size_t func_off, int skip_immutable) {
WT_CURSOR_STATIC_INIT(iface,
__wt_cursor_get_key, /* get-key */
__wt_cursor_get_value, /* get-value */
__wt_cursor_set_key, /* set-key */
__wt_cursor_set_value, /* set-value */
__wt_cursor_notsup, /* compare */
__wt_cursor_notsup, /* next */
__wt_cursor_notsup, /* prev */
__wt_cursor_notsup, /* reset */
__wt_cursor_notsup, /* search */
__wt_cursor_notsup, /* search-near */
__curextract_insert, /* insert */
__wt_cursor_notsup, /* update */
__wt_cursor_notsup, /* remove */
__wt_cursor_notsup); /* close */
WT_CURSOR **cp;
WT_CURSOR_EXTRACTOR extract_cursor;
WT_DECL_RET;
WT_INDEX *idx;
WT_ITEM key, value;
WT_SESSION_IMPL *session;
int (*f)(WT_CURSOR *);
u_int i;
cp = ctable->idx_cursors;
session = (WT_SESSION_IMPL *)ctable->iface.session;
for (i = 0; i < ctable->table->nindices; i++, cp++) {
idx = ctable->table->indices[i];
if (skip_immutable && F_ISSET(idx, WT_INDEX_IMMUTABLE))
continue;
f = *(int (**)(WT_CURSOR *))((uint8_t *)*cp + func_off);
if (idx->extractor) {
extract_cursor.iface = iface;
extract_cursor.iface.session = &session->iface;
extract_cursor.iface.key_format = idx->exkey_format;
extract_cursor.ctable = ctable;
extract_cursor.idxc = *cp;
extract_cursor.f = f;
WT_RET(__wt_cursor_get_raw_key(&ctable->iface, &key));
WT_RET(
__wt_cursor_get_raw_value(&ctable->iface, &value));
ret = idx->extractor->extract(idx->extractor,
&session->iface, &key, &value,
&extract_cursor.iface);
__wt_buf_free(session, &extract_cursor.iface.key);
WT_RET(ret);
} else {
WT_RET(__wt_schema_project_merge(session,
ctable->cg_cursors,
idx->key_plan, idx->key_format, &(*cp)->key));
/*
* The index key is now set and the value is empty
* (it starts clear and is never set).
*/
F_SET(*cp, WT_CURSTD_KEY_EXT | WT_CURSTD_VALUE_EXT);
WT_RET(f(*cp));
}
WT_RET((*cp)->reset(*cp));
}
return (0);
}
