From: Nikita Popov <nikita.ppv@gmail.com>
Date: Fri, 18 Sep 2020 15:46:42 +0000 (+0200)
Subject: PDO MySQL: Handle boolean parameter binding with libmysql
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=51f57e7b8165600be7b81a15113b150369aa7215;p=php

PDO MySQL: Handle boolean parameter binding with libmysql

Previously boolean parameters were simply silently ignored...
---

diff --git a/ext/pdo_mysql/mysql_statement.c b/ext/pdo_mysql/mysql_statement.c
index 180a4616ef..0d0df4ca6d 100644
--- a/ext/pdo_mysql/mysql_statement.c
+++ b/ext/pdo_mysql/mysql_statement.c
@@ -367,6 +367,10 @@ static const char * const pdo_param_event_names[] =
 	"PDO_PARAM_EVT_NORMALIZE",
 };
 
+#ifndef PDO_USE_MYSQLND
+static unsigned char libmysql_false_buffer = 0;
+static unsigned char libmysql_true_buffer = 1;
+#endif
 
 static int pdo_mysql_stmt_param_hook(pdo_stmt_t *stmt, struct pdo_bound_param_data *param, enum pdo_param_event event_type) /* {{{ */
 {
@@ -503,6 +507,16 @@ static int pdo_mysql_stmt_param_hook(pdo_stmt_t *stmt, struct pdo_bound_param_da
 						*b->length = Z_STRLEN_P(parameter);
 						PDO_DBG_RETURN(1);
 
+					case IS_FALSE:
+						b->buffer_type = MYSQL_TYPE_TINY;
+						b->buffer = &libmysql_false_buffer;
+						PDO_DBG_RETURN(1);
+
+					case IS_TRUE:
+						b->buffer_type = MYSQL_TYPE_TINY;
+						b->buffer = &libmysql_true_buffer;
+						PDO_DBG_RETURN(1);
+
 					case IS_LONG:
 						b->buffer_type = MYSQL_TYPE_LONG;
 						b->buffer = &Z_LVAL_P(parameter);