[tarantool-patches] [PATCH 1/2] sql: add sqlite3 msgpack result function
Roman Khabibov
roman.habibov at tarantool.org
Sun Jan 27 03:28:10 MSK 2019
Add function like sqlite3_result_blob that sets subtype of out parameter as
SQL_SUBTYPE_MSGPACK. It allows to encode msg pack fields.
Needed for #3372
---
src/box/sql/sqliteInt.h | 3 +++
src/box/sql/vdbeapi.c | 13 +++++++++++++
2 files changed, 16 insertions(+)
diff --git a/src/box/sql/sqliteInt.h b/src/box/sql/sqliteInt.h
index 7e16edc9a..9b4db93d3 100644
--- a/src/box/sql/sqliteInt.h
+++ b/src/box/sql/sqliteInt.h
@@ -465,6 +465,9 @@ sqlite3_value_numeric_type(sqlite3_value *);
sqlite3 *
sqlite3_context_db_handle(sqlite3_context *);
+void
+sqlite3_result_msgpack(sqlite3_context *, const void *,
+ int, void (*)(void *));
void
sqlite3_result_blob(sqlite3_context *, const void *,
diff --git a/src/box/sql/vdbeapi.c b/src/box/sql/vdbeapi.c
index 9e57af051..ed7b67e3b 100644
--- a/src/box/sql/vdbeapi.c
+++ b/src/box/sql/vdbeapi.c
@@ -360,6 +360,19 @@ invokeValueDestructor(const void *p, /* Value to destroy */
return SQLITE_TOOBIG;
}
+void
+sqlite3_result_msgpack(sqlite3_context * pCtx,
+ const void *z, int n, void (*xDel) (void *)
+ )
+{
+ assert(n >= 0);
+ if (sqlite3VdbeMemSetStr(pCtx->pOut, z, n,0, xDel) == SQLITE_TOOBIG) {
+ sqlite3_result_error_toobig(pCtx);
+ }
+ pCtx->pOut->flags|= MEM_Subtype;
+ pCtx->pOut->subtype = SQL_SUBTYPE_MSGPACK;
+}
+
void
sqlite3_result_blob(sqlite3_context * pCtx,
const void *z, int n, void (*xDel) (void *)
--
2.17.1
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