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Take a hint from PR #464 and use json_object_new_string_len() to avoid a needless extra strlen() call.

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Also, create a _json_object_get_string_len() for internal use when we know
for sure the object we're dealing with is a json_type_string.
This commit is contained in:
Eric Haszlakiewicz
2020-08-02 02:23:01 +00:00
parent 56a89f902f
commit bfec9c8685
1 changed files with 16 additions and 10 deletions
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26
json_object.c
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@@ -735,7 +735,7 @@ struct json_object *json_object_new_int(int32_t i)
int32_t json_object_get_int(const struct json_object *jso)
{
int64_t cint64=0;
int64_t cint64 = 0;
double cdouble;
enum json_type o_type;
@@ -1305,18 +1305,20 @@ const char *json_object_get_string(struct json_object *jso)
default: return json_object_to_json_string(jso);
}
}
int json_object_get_string_len(const struct json_object *jso)
static inline ssize_t _json_object_get_string_len(const struct json_object_string *jso)
{
ssize_t len;
len = jso->len;
return (len < 0) ? -(ssize_t)len : len;
}
int json_object_get_string_len(const struct json_object *jso)
{
if (!jso)
return 0;
switch (jso->o_type)
{
case json_type_string:
{
len = JC_STRING_C(jso)->len;
return (len < 0) ? -(ssize_t)len : len;
}
case json_type_string: return _json_object_get_string_len(JC_STRING_C(jso));
default: return 0;
}
}
@@ -1605,9 +1607,10 @@ int json_object_equal(struct json_object *jso1, struct json_object *jso2)
case json_type_string:
{
return (json_object_get_string_len(jso1) == json_object_get_string_len(jso2) &&
return (_json_object_get_string_len(JC_STRING(jso1)) ==
_json_object_get_string_len(JC_STRING(jso2)) &&
memcmp(get_string_component(jso1), get_string_component(jso2),
json_object_get_string_len(jso1)) == 0);
_json_object_get_string_len(JC_STRING(jso1))) == 0);
}
case json_type_object: return json_object_all_values_equal(jso1, jso2);
@@ -1672,7 +1675,10 @@ int json_c_shallow_copy_default(json_object *src, json_object *parent, const cha
}
break;
case json_type_string: *dst = json_object_new_string(get_string_component(src)); break;
case json_type_string:
*dst = json_object_new_string_len(get_string_component(src),
_json_object_get_string_len(JC_STRING(src)));
break;
case json_type_object: *dst = json_object_new_object(); break;