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Fix: Free memory

This commit is contained in:
Gert-Jan Timmer 2018-05-31 09:46:38 +02:00
parent 6ae7f98274
commit 2d9b52a482
1 changed files with 45 additions and 4 deletions
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49
sqlite3_opt_userauth.go
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@ -42,6 +42,9 @@ _sqlite3_user_delete(sqlite3* db, const char* zUsername)
}
*/
import "C"
import (
"unsafe"
)
const (
SQLITE_AUTH = C.SQLITE_AUTH
@ -61,7 +64,17 @@ const (
// If the SQLITE_USER table is not present in the database file, then
// this interface is a harmless no-op returnning SQLITE_OK.
func (c *SQLiteConn) Authenticate(username, password string) error {
rv := C._sqlite3_user_authenticate(c.db, C.CString(username), C.CString(password), C.int(len(password)))
// Allocate C Variables
cuser := C.CString(username)
cpass := C.CString(password)
// Free C Variables
defer func() {
C.free(unsafe.Pointer(cuser))
C.free(unsafe.Pointer(cpass))
}()
rv := C._sqlite3_user_authenticate(c.db, cuser, cpass, C.int(len(password)))
if rv != C.SQLITE_OK {
return c.lastError()
}
@ -83,7 +96,17 @@ func (c *SQLiteConn) AuthUserAdd(username, password string, admin bool) error {
isAdmin = 1
}
rv := C._sqlite3_user_add(c.db, C.CString(username), C.CString(password), C.int(len(password)), C.int(isAdmin))
// Allocate C Variables
cuser := C.CString(username)
cpass := C.CString(password)
// Free C Variables
defer func() {
C.free(unsafe.Pointer(cuser))
C.free(unsafe.Pointer(cpass))
}()
rv := C._sqlite3_user_add(c.db, cuser, cpass, C.int(len(password)), C.int(isAdmin))
if rv != C.SQLITE_OK {
return c.lastError()
}
@ -102,7 +125,17 @@ func (c *SQLiteConn) AuthUserChange(username, password string, admin bool) error
isAdmin = 1
}
rv := C._sqlite3_user_change(c.db, C.CString(username), C.CString(password), C.int(len(password)), C.int(isAdmin))
// Allocate C Variables
cuser := C.CString(username)
cpass := C.CString(password)
// Free C Variables
defer func() {
C.free(unsafe.Pointer(cuser))
C.free(unsafe.Pointer(cpass))
}()
rv := C._sqlite3_user_change(c.db, cuser, cpass, C.int(len(password)), C.int(isAdmin))
if rv != C.SQLITE_OK {
return c.lastError()
}
@ -116,7 +149,15 @@ func (c *SQLiteConn) AuthUserChange(username, password string, admin bool) error
// the database cannot be converted into a no-authentication-required
// database.
func (c *SQLiteConn) AuthUserDelete(username string) error {
rv := C._sqlite3_user_delete(c.db, C.CString(username))
// Allocate C Variables
cuser := C.CString(username)
// Free C Variables
defer func() {
C.free(unsafe.Pointer(cuser))
}()
rv := C._sqlite3_user_delete(c.db, cuser)
if rv != C.SQLITE_OK {
return c.lastError()
}