From 8947f802940213d371863710e1c3ac873b2dc4b9 Mon Sep 17 00:00:00 2001 From: Tycho Date: Mon, 10 Mar 2014 11:24:12 -0700 Subject: Use string.reserve to avoid the need to do inplace byteswap --- src/WorldStorage/FastNBT.cpp | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) (limited to 'src') diff --git a/src/WorldStorage/FastNBT.cpp b/src/WorldStorage/FastNBT.cpp index 8f80c3f75..f1f092e0b 100644 --- a/src/WorldStorage/FastNBT.cpp +++ b/src/WorldStorage/FastNBT.cpp @@ -506,22 +506,18 @@ void cFastNBTWriter::AddIntArray(const AString & a_Name, const int * a_Value, si { TagCommon(a_Name, TAG_IntArray); Int32 len = htonl(a_NumElements); + size_t cap = m_Result.capacity(); + size_t size = m_Result.length(); + if ((cap - size) < (4 + a_NumElements * 4)) + { + m_Result.reserve(size +4 + a_NumElements * 4); + } m_Result.append((const char *)&len, 4); -#if defined(ANDROID_NDK) - // Android has alignment issues - cannot byteswap (htonl) an int that is not 32-bit-aligned, which happens in the regular version for (size_t i = 0; i < a_NumElements; i++) { int Element = htonl(a_Value[i]); m_Result.append((const char *)&Element, 4); } -#else - int * Elements = (int *)(m_Result.data() + m_Result.size()); - m_Result.append(a_NumElements * 4, (char)0); - for (size_t i = 0; i < a_NumElements; i++) - { - Elements[i] = htonl(a_Value[i]); - } -#endif } -- cgit v1.2.3