X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=json.c;h=cba370ab4bdc59f70c425f9cea38fd63f4e47829;hb=1417daeb92c44632f2e1e376d736a0f198d7af8d;hp=8efbbdaf1cf1c5f89affa895689faaea0c574df6;hpb=d79db1222039e906dd49ae290daa59701f4e2385;p=fio.git

diff --git a/json.c b/json.c
index 8efbbdaf..cba370ab 100644
--- a/json.c
+++ b/json.c
@@ -57,13 +57,42 @@ static struct json_value *json_create_value_float(float number)
 	return value;
 }
 
+static char *strdup_escape(const char *str)
+{
+	const char *input = str;
+	char *p, *ret;
+	int escapes;
+
+	if (!strlen(str))
+		return NULL;
+
+	escapes = 0;
+	while ((input = strpbrk(input, "\\\"")) != NULL) {
+		escapes++;
+		input++;
+	}
+
+	p = ret = malloc(strlen(str) + escapes + 1);
+	while (*str) {
+		if (*str == '\\' || *str == '\"')
+			*p++ = '\\';
+		*p++ = *str++;
+	}
+	*p = '\0';
+
+	return ret;
+}
+
+/*
+ * Valid JSON strings must escape '"' and '/' with a preceding '/'
+ */
 static struct json_value *json_create_value_string(const char *str)
 {
 	struct json_value *value = malloc(sizeof(struct json_value));
 
 	if (value) {
 		value->type = JSON_TYPE_STRING;
-		value->string = strdup(str);
+		value->string = strdup_escape(str);
 		if (!value->string) {
 			free(value);
 			value = NULL;