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serializacja e3d

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VB
2017-02-26 18:40:00 +01:00
parent 62e9766962
commit fcf74abfa2
8 changed files with 284 additions and 225 deletions
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60
sn_utils.cpp
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@@ -69,4 +69,64 @@ std::string sn_utils::d_str(std::istream &s)
r.push_back(buf[0]);
}
return r;
}
void sn_utils::ls_uint16(std::ostream &s, uint16_t v)
{
uint8_t buf[2];
buf[0] = v;
buf[1] = v >> 8;
s.write((char*)buf, 2);
}
void sn_utils::ls_uint32(std::ostream &s, uint32_t v)
{
uint8_t buf[4];
buf[0] = v;
buf[1] = v >> 8;
buf[2] = v >> 16;
buf[3] = v >> 24;
s.write((char*)buf, 4);
}
void sn_utils::ls_int32(std::ostream &s, int32_t v)
{
uint8_t buf[4];
buf[0] = v;
buf[1] = v >> 8;
buf[2] = v >> 16;
buf[3] = v >> 24;
s.write((char*)buf, 4);
}
void sn_utils::ls_float32(std::ostream &s, float t)
{
uint32_t v = reinterpret_cast<uint32_t&>(t);
uint8_t buf[4];
buf[0] = v;
buf[1] = v >> 8;
buf[2] = v >> 16;
buf[3] = v >> 24;
s.write((char*)buf, 4);
}
void sn_utils::ls_float64(std::ostream &s, double t)
{
uint64_t v = reinterpret_cast<uint64_t&>(t);
uint8_t buf[8];
buf[0] = v;
buf[1] = v >> 8;
buf[2] = v >> 16;
buf[3] = v >> 24;
buf[4] = v >> 32;
buf[5] = v >> 40;
buf[6] = v >> 48;
buf[7] = v >> 56;
s.write((char*)buf, 8);
}
void sn_utils::s_str(std::ostream &s, std::string v)
{
const char* buf = v.c_str();
s.write(buf, v.size() + 1);
}