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Removed sstream from BitStream::toString()

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This commit is contained in:
Pavel Kirienko
2014-04-10 12:19:44 +04:00
parent f66f06e895
commit 9849a6ce22
1 changed files with 9 additions and 8 deletions
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libuavcan/src/marshal/uc_bit_stream.cpp
+9 -8
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@@ -3,7 +3,7 @@
*/ */
#include <cassert> #include <cassert>
#include <sstream> #include <string>
#include <uavcan/marshal/bit_stream.hpp> #include <uavcan/marshal/bit_stream.hpp>
#include <uavcan/transport/transfer_buffer.hpp> #include <uavcan/transport/transfer_buffer.hpp>
@@ -75,7 +75,9 @@ int BitStream::read(uint8_t* bytes, const int bitlen)
std::string BitStream::toString() const std::string BitStream::toString() const
{ {
std::ostringstream os; std::string out;
out.reserve(128);
for (int offset = 0; true; offset++) for (int offset = 0; true; offset++)
{ {
uint8_t byte = 0; uint8_t byte = 0;
@@ -85,16 +87,15 @@ std::string BitStream::toString() const
} }
for (int i = 7; i >= 0; i--) // Most significant goes first for (int i = 7; i >= 0; i--) // Most significant goes first
{ {
os << !!(byte & (1 << i)); out += (byte & (1 << i)) ? '1' : '0';
} }
os << " "; out += ' ';
} }
std::string output = os.str(); if (out.length())
if (output.length())
{ {
output.erase(output.length() - 1, 1); out.erase(out.length() - 1, 1);
} }
return output; return out;
} }
} }