[pulseaudio-discuss] [PATCH v2 9/9] json: Drop refcounting of json objects

Arun Raghavan arun at arunraghavan.net
Wed Jun 1 11:48:39 UTC 2016


We don't actually use the refcounting bits.

Signed-off-by: Arun Raghavan <arun at arunraghavan.net>
---
 src/pulse/format.c    | 20 ++++++++++----------
 src/pulse/json.c      | 18 +++++++-----------
 src/pulse/json.h      |  2 +-
 src/tests/json-test.c | 26 +++++++++++++-------------
 4 files changed, 31 insertions(+), 35 deletions(-)

diff --git a/src/pulse/format.c b/src/pulse/format.c
index ee8b7ac..8474978 100644
--- a/src/pulse/format.c
+++ b/src/pulse/format.c
@@ -300,7 +300,7 @@ pa_prop_type_t pa_format_info_get_prop_type(const pa_format_info *f, const char
             break;
     }
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
     return type;
 }
 
@@ -324,12 +324,12 @@ int pa_format_info_get_prop_int(const pa_format_info *f, const char *key, int *v
 
     if (pa_json_object_get_type(o) != PA_JSON_TYPE_INT) {
         pa_log_debug("Format info property '%s' type is not int.", key);
-        pa_json_object_unref(o);
+        pa_json_object_free(o);
         return -PA_ERR_INVALID;
     }
 
     *v = pa_json_object_get_int(o);
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 
     return 0;
 }
@@ -376,7 +376,7 @@ out:
     if (ret < 0)
         pa_log_debug("Format info property '%s' is not a valid int range.", key);
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
     return ret;
 }
 
@@ -423,7 +423,7 @@ out:
     if (ret < 0)
         pa_log_debug("Format info property '%s' is not a valid int array.", key);
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
     return ret;
 }
 
@@ -447,12 +447,12 @@ int pa_format_info_get_prop_string(const pa_format_info *f, const char *key, cha
 
     if (pa_json_object_get_type(o) != PA_JSON_TYPE_STRING) {
         pa_log_debug("Format info property '%s' type is not string.", key);
-        pa_json_object_unref(o);
+        pa_json_object_free(o);
         return -PA_ERR_INVALID;
     }
 
     *v = pa_xstrdup(pa_json_object_get_string(o));
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 
     return 0;
 }
@@ -500,7 +500,7 @@ out:
     if (ret < 0)
         pa_log_debug("Format info property '%s' is not a valid string array.", key);
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
     return ret;
 }
 
@@ -675,9 +675,9 @@ static int pa_format_info_prop_compatible(const char *one, const char *two) {
 
 out:
     if (o1)
-        pa_json_object_unref(o1);
+        pa_json_object_free(o1);
     if (o2)
-        pa_json_object_unref(o2);
+        pa_json_object_free(o2);
 
     return ret;
 }
diff --git a/src/pulse/json.c b/src/pulse/json.c
index b9668c9..925f095 100644
--- a/src/pulse/json.c
+++ b/src/pulse/json.c
@@ -27,13 +27,11 @@
 #include <pulse/xmalloc.h>
 #include <pulsecore/core-util.h>
 #include <pulsecore/hashmap.h>
-#include <pulsecore/refcnt.h>
 #include <pulsecore/strbuf.h>
 
 #define MAX_NESTING_DEPTH 20 /* Arbitrary number to make sure we don't have a stack overflow */
 
 struct pa_json_object {
-    PA_REFCNT_DECLARE;
     pa_json_type type;
 
     union {
@@ -309,7 +307,7 @@ static const char *parse_object(const char *str, pa_json_object *obj, unsigned i
     pa_json_object *name = NULL, *value = NULL;
 
     obj->object_values = pa_hashmap_new_full(pa_idxset_string_hash_func, pa_idxset_string_compare_func,
-                                             pa_xfree, (pa_free_cb_t) pa_json_object_unref);
+                                             pa_xfree, (pa_free_cb_t) pa_json_object_free);
 
     while (*str != '}') {
         str++; /* Consume leading '{' or ',' */
@@ -330,7 +328,7 @@ static const char *parse_object(const char *str, pa_json_object *obj, unsigned i
         }
 
         pa_hashmap_put(obj->object_values, pa_xstrdup(pa_json_object_get_string(name)), value);
-        pa_json_object_unref(name);
+        pa_json_object_free(name);
 
         name = NULL;
         value = NULL;
@@ -390,7 +388,7 @@ static const char *parse_array(const char *str, pa_json_object *obj, unsigned in
     return str;
 
 error:
-    pa_idxset_free(obj->array_values, (pa_free_cb_t) pa_json_object_unref);
+    pa_idxset_free(obj->array_values, (pa_free_cb_t) pa_json_object_free);
     obj->array_values = NULL;
     return NULL;
 }
@@ -467,7 +465,7 @@ static const char* parse_value(const char *str, const char *end, pa_json_object
     return str;
 
 error:
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
     return NULL;
 }
 
@@ -484,7 +482,7 @@ pa_json_object* pa_json_parse(const char *str) {
 
     if (*str != '\0') {
         pa_log("Unable to parse complete JSON string, remainder is: %s", str);
-        pa_json_object_unref(obj);
+        pa_json_object_free(obj);
         return NULL;
     }
 
@@ -495,9 +493,7 @@ pa_json_type pa_json_object_get_type(const pa_json_object *obj) {
     return obj->type;
 }
 
-void pa_json_object_unref(pa_json_object *obj) {
-    if (PA_REFCNT_DEC(obj) > 0)
-        return;
+void pa_json_object_free(pa_json_object *obj) {
 
     switch (pa_json_object_get_type(obj)) {
         case PA_JSON_TYPE_INIT:
@@ -516,7 +512,7 @@ void pa_json_object_unref(pa_json_object *obj) {
             break;
 
         case PA_JSON_TYPE_ARRAY:
-            pa_idxset_free(obj->array_values, (pa_free_cb_t) pa_json_object_unref);
+            pa_idxset_free(obj->array_values, (pa_free_cb_t) pa_json_object_free);
             break;
 
         default:
diff --git a/src/pulse/json.h b/src/pulse/json.h
index d8a946f..7759bf2 100644
--- a/src/pulse/json.h
+++ b/src/pulse/json.h
@@ -36,7 +36,7 @@ typedef struct pa_json_object pa_json_object;
 
 pa_json_object* pa_json_parse(const char *str);
 pa_json_type pa_json_object_get_type(const pa_json_object *obj);
-void pa_json_object_unref(pa_json_object *obj);
+void pa_json_object_free(pa_json_object *obj);
 
 /* All pointer members that are returned are valid while the corresponding object is valid */
 
diff --git a/src/tests/json-test.c b/src/tests/json-test.c
index 08b2ff6..3e956db 100644
--- a/src/tests/json-test.c
+++ b/src/tests/json-test.c
@@ -45,7 +45,7 @@ START_TEST (string_test) {
         fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_STRING);
         fail_unless(pa_streq(pa_json_object_get_string(o), strings_compare[i]));
 
-        pa_json_object_unref(o);
+        pa_json_object_free(o);
     }
 }
 END_TEST
@@ -63,7 +63,7 @@ START_TEST(int_test) {
         fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_INT);
         fail_unless(pa_json_object_get_int(o) == ints_compare[i]);
 
-        pa_json_object_unref(o);
+        pa_json_object_free(o);
     }
 }
 END_TEST
@@ -85,7 +85,7 @@ START_TEST(double_test) {
         fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_DOUBLE);
         fail_unless(PA_DOUBLE_IS_EQUAL(pa_json_object_get_double(o), doubles_compare[i]));
 
-        pa_json_object_unref(o);
+        pa_json_object_free(o);
     }
 }
 END_TEST
@@ -98,7 +98,7 @@ START_TEST(null_test) {
     fail_unless(o != NULL);
     fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_NULL);
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 }
 END_TEST
 
@@ -111,7 +111,7 @@ START_TEST(bool_test) {
     fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_BOOL);
     fail_unless(pa_json_object_get_bool(o) == true);
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 
     o = pa_json_parse("false");
 
@@ -119,7 +119,7 @@ START_TEST(bool_test) {
     fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_BOOL);
     fail_unless(pa_json_object_get_bool(o) == false);
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 }
 END_TEST
 
@@ -137,7 +137,7 @@ START_TEST(object_test) {
     fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_STRING);
     fail_unless(pa_streq(pa_json_object_get_string(v), "A Person"));
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 
     o = pa_json_parse(" { \"age\" : -45.3e-0 } ");
 
@@ -149,7 +149,7 @@ START_TEST(object_test) {
     fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_DOUBLE);
     fail_unless(PA_DOUBLE_IS_EQUAL(pa_json_object_get_double(v), -45.3));
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 
     o = pa_json_parse("{\"person\":true}");
 
@@ -161,7 +161,7 @@ START_TEST(object_test) {
     fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_BOOL);
     fail_unless(pa_json_object_get_bool(v) == true);
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 
     o = pa_json_parse("{ \"parent\": { \"child\": false } }");
     fail_unless(o != NULL);
@@ -174,7 +174,7 @@ START_TEST(object_test) {
     fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_BOOL);
     fail_unless(pa_json_object_get_bool(v) == false);
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 }
 END_TEST
 
@@ -188,7 +188,7 @@ START_TEST(array_test) {
     fail_unless(pa_json_object_get_type(o) == PA_JSON_TYPE_ARRAY);
     fail_unless(pa_json_object_get_array_length(o) == 0);
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 
     o = pa_json_parse("[\"a member\"]");
 
@@ -201,7 +201,7 @@ START_TEST(array_test) {
     fail_unless(pa_json_object_get_type(v) == PA_JSON_TYPE_STRING);
     fail_unless(pa_streq(pa_json_object_get_string(v), "a member"));
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 
     o = pa_json_parse("[\"a member\", 1234.5, { \"another\": true } ]");
 
@@ -225,7 +225,7 @@ START_TEST(array_test) {
     fail_unless(pa_json_object_get_type(v2) == PA_JSON_TYPE_BOOL);
     fail_unless(pa_json_object_get_bool(v2) == true);
 
-    pa_json_object_unref(o);
+    pa_json_object_free(o);
 }
 END_TEST
 
-- 
2.5.5



More information about the pulseaudio-discuss mailing list