X-Git-Url: https://git.pterodactylus.net/?p=fms.git;a=blobdiff_plain;f=src%2Fbase64.cpp;h=a31a701ae1fe413c74788dec24275bdd2aac25c4;hp=06491fc0d7a0f9f099ac393210f4bd752cea8c33;hb=b9c3763a932cebaa015a27fe111017f6f34dfbaa;hpb=37a8d59548287dcad78ef00e7b18058721eb9935

diff --git a/src/base64.cpp b/src/base64.cpp
index 06491fc..a31a701 100644
--- a/src/base64.cpp
+++ b/src/base64.cpp
@@ -13,6 +13,8 @@ const bool Encode(const std::vector<unsigned char> &data, std::string &encoded)
 {
 	std::vector<unsigned char>::size_type currentdatapos=0;
 
+	//reserve space for encoded data 4*input/3
+	encoded.reserve((4L*data.size())/3L);
 	while(currentdatapos<data.size())
 	{
 		encoded.push_back(base64chars[(data[currentdatapos]>>2 & 0x3F)]);
@@ -46,6 +48,12 @@ const bool Decode(const std::string &encoded, std::vector<unsigned char> &data)
 	std::string::size_type encodedpos=0;
 	unsigned char currentbyte=0;
 
+	// reserve space for decoded data (encoded size*3/4)
+	if(encoded.size()>1)
+	{
+		data.reserve((encoded.size()*3)/4);
+	}
+
 	// loop while encoded pos fits in current size
 	while(encodedpos+3<encoded.size())
 	{