order-book - npm Package Compare versions

Comparing version 0.4.3 to 0.5.0

CHANGES.md

 ## Changelog
 
+### 0.5.0 (2022-08-23)
+ * Bugfix: fix segmentation fault when calculating checksum on empty orderbook
+ * Bugfix: fix missing reference decrement
+ * Performance: Improvement to marking dirty keys
+
 ### 0.4.3 (2022-05-29)
@@ -4,0 +9,0 @@ * Bugfix: handle scientific notation of small values in Kraken checksum

order_book.egg-info/PKG-INFO

 Metadata-Version: 2.1
 Name: order-book
-Version: 0.4.3
+Version: 0.5.0
 Summary: A fast orderbook implementation, in C, for Python
@@ -147,2 +147,7 @@ Home-page: https://github.com/bmoscon/orderbook
 
+### 0.5.0 (2022-08-23)
+ * Bugfix: fix segmentation fault when calculating checksum on empty orderbook
+ * Bugfix: fix missing reference decrement
+ * Performance: Improvement to marking dirty keys
+
 ### 0.4.3 (2022-05-29)
@@ -149,0 +154,0 @@ * Bugfix: handle scientific notation of small values in Kraken checksum

orderbook/orderbook.c

 /*
-Copyright (C) 2020-2021  Bryant Moscon - [e-mail]
+Copyright (C) 2020-2022  Bryant Moscon - [e-mail]
 
@@ -488,2 +488,9 @@ Please see the LICENSE file for the terms and conditions
     PyObject *flt = PyFloat_FromString(repr);
+    if (EXPECT(!flt, 0)) {
+        Py_DECREF(repr);
+        return -1;
+    }
+
+    Py_DECREF(repr);
+
     if (EXPECT(str_string_builder(flt, data, pos), 0)) {
@@ -612,4 +619,6 @@ Py_DECREF(flt);
 
-    unsigned long ret = crc32_table(ob->checksum_buffer, pos-1);
+    int len = (pos > 0) ? pos - 1 : 0;
 
+    unsigned long ret = crc32_table(ob->checksum_buffer, len);
+
     return PyLong_FromUnsignedLong(ret);
@@ -616,0 +625,0 @@ }

orderbook/orderbook.h

 /*
-Copyright (C) 2020-2021  Bryant Moscon - [e-mail]
+Copyright (C) 2020-2022  Bryant Moscon - [e-mail]
 
@@ -4,0 +4,0 @@ Please see the LICENSE file for the terms and conditions

orderbook/sorteddict.c

 /*
-Copyright (C) 2020-2021  Bryant Moscon - [e-mail]
+Copyright (C) 2020-2022  Bryant Moscon - [e-mail]
 
@@ -409,5 +409,7 @@ Please see the LICENSE file for the terms and conditions
 {
-    self->dirty = true;
+    if (value) {
+	if (EXPECT(PyDict_Contains(self->data, key) == 0, 0)) {
+            self->dirty = true;
+	}
 
-    if (value) {
         int ret = PyDict_SetItem(self->data, key, value);
@@ -423,2 +425,3 @@
     } else {
+        self->dirty = true;
         // setitem also called to for del (value will be null for deletes)
@@ -425,0 +428,0 @@ return PyDict_DelItem(self->data, key);

orderbook/sorteddict.h

 /*
-Copyright (C) 2020-2021  Bryant Moscon - [e-mail]
+Copyright (C) 2020-2022  Bryant Moscon - [e-mail]
 
@@ -4,0 +4,0 @@ Please see the LICENSE file for the terms and conditions

orderbook/utils.c

 /*
-Copyright (C) 2020-2021  Bryant Moscon - [e-mail]
+Copyright (C) 2020-2022  Bryant Moscon - [e-mail]
 
@@ -4,0 +4,0 @@ Please see the LICENSE file for the terms and conditions

orderbook/utils.h

 /*
-Copyright (C) 2020-2021  Bryant Moscon - [e-mail]
+Copyright (C) 2020-2022  Bryant Moscon - [e-mail]
 
@@ -4,0 +4,0 @@ Please see the LICENSE file for the terms and conditions

PKG-INFO

 Metadata-Version: 2.1
 Name: order_book
-Version: 0.4.3
+Version: 0.5.0
 Summary: A fast orderbook implementation, in C, for Python
@@ -147,2 +147,7 @@ Home-page: https://github.com/bmoscon/orderbook
 
+### 0.5.0 (2022-08-23)
+ * Bugfix: fix segmentation fault when calculating checksum on empty orderbook
+ * Bugfix: fix missing reference decrement
+ * Performance: Improvement to marking dirty keys
+
 ### 0.4.3 (2022-05-29)
@@ -149,0 +154,0 @@ * Bugfix: handle scientific notation of small values in Kraken checksum

setup.py

 '''
-Copyright (C) 2020-2021  Bryant Moscon - [e-mail]
+Copyright (C) 2020-2022  Bryant Moscon - [e-mail]
 
@@ -38,3 +38,3 @@ Please see the LICENSE file for the terms and conditions
     name='order_book',
-    version='0.4.3',
+    version='0.5.0',
     author="Bryant Moscon",
@@ -41,0 +41,0 @@ author_email="[e-mail]",

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