Issue #1258 - Part 1: Import mailnews, ldap, and mork from comm-esr52.9.1

ldap/xpcom/src/nsLDAPBERValue.cpp

@@ -0,0 +1,106 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * 
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "nsLDAPBERValue.h"
+#include "nsMemory.h"
+#include "nsStringGlue.h"
+
+NS_IMPL_ISUPPORTS(nsLDAPBERValue, nsILDAPBERValue)
+
+nsLDAPBERValue::nsLDAPBERValue() : mValue(0), mSize(0)
+{
+}
+
+nsLDAPBERValue::~nsLDAPBERValue()
+{
+    if (mValue) {
+        free(mValue);
+    }
+}
+
+// void get (out unsigned long aCount, 
+//           [array, size_is (aCount), retval] out octet aRetVal); */
+NS_IMETHODIMP 
+nsLDAPBERValue::Get(uint32_t *aCount, uint8_t **aRetVal)
+{
+    // if mSize = 0, return a count of a 0 and a null pointer
+
+    if (mSize) {
+        // get a buffer to hold a copy of the data
+        //
+        uint8_t *array = static_cast<uint8_t *>(moz_xmalloc(mSize));
+
+        if (!array) {
+            return NS_ERROR_OUT_OF_MEMORY;
+        }
+    
+        // copy and return
+        //
+        memcpy(array, mValue, mSize);
+        *aRetVal = array;
+    } else {
+        *aRetVal = 0;
+    }
+
+    *aCount = mSize;
+    return NS_OK;
+}
+
+// void set(in unsigned long aCount, 
+//          [array, size_is(aCount)] in octet aValue);
+NS_IMETHODIMP
+nsLDAPBERValue::Set(uint32_t aCount, uint8_t *aValue)
+{
+    // get rid of any old value being held here
+    //
+    if (mValue) {
+        free(mValue);
+    }
+
+    // if this is a non-zero value, allocate a buffer and copy
+    //
+    if (aCount) { 
+        // get a buffer to hold a copy of this data
+        //
+        mValue = static_cast<uint8_t *>(moz_xmalloc(aCount));
+        if (!mValue) {
+            return NS_ERROR_OUT_OF_MEMORY;
+        }
+
+        // copy the data and return
+        //
+        memcpy(mValue, aValue, aCount);
+    } else {
+        // otherwise just set it to null
+        //
+        mValue = 0;
+    }
+
+    mSize = aCount;
+    return NS_OK;
+}
+
+// void setFromUTF8(in AUTF8String aValue);
+//
+NS_IMETHODIMP
+nsLDAPBERValue::SetFromUTF8(const nsACString & aValue)
+{
+    // get rid of any old value being held here
+    //
+    if (mValue) {
+        free(mValue);
+    }
+
+    // copy the data and return
+    //
+    mSize = aValue.Length();
+    if (mSize) {
+        mValue = reinterpret_cast<uint8_t *>(ToNewCString(aValue));
+    } else {
+        mValue = 0;
+    }
+    return NS_OK;
+}