diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/endian_str.cpp | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/endian_str.cpp b/src/endian_str.cpp index 15aaa36a3f..bc2f4b149c 100644 --- a/src/endian_str.cpp +++ b/src/endian_str.cpp @@ -43,8 +43,22 @@ namespace //anonymous memcpy(&ret, &f, 4); return ret; } + + void pun_int_to_double(double& d, uint64_t i) + { + memcpy(&d, &i, 8); + } + + uint64_t pun_double_to_int(double f) + { + uint64_t ret; + memcpy(&ret, &f, 8); + return ret; + } } +//------------------------------------------------------------------------------ + void read_little(std::istream& is, uint8_t& x) { is.get(reinterpret_cast<char&>(x)); @@ -94,6 +108,13 @@ void read_little(std::istream& is, float& x) pun_int_to_float(x, tmp); } +void read_little(std::istream& is, double& x) +{ + uint64_t tmp; + read_little(is, tmp); + pun_int_to_double(x, tmp); +} + //------------------------------------------------------------------------------ void read_big(std::istream& is, uint8_t& x) @@ -145,6 +166,13 @@ void read_big(std::istream& is, float& x) pun_int_to_float(x, tmp); } +void read_big(std::istream& is, double& x) +{ + uint64_t tmp; + read_big(is, tmp); + pun_int_to_double(x, tmp); +} + //------------------------------------------------------------------------------ void write_little(std::ostream& os, uint8_t x) @@ -194,6 +222,11 @@ void write_little(std::ostream& os, float x) write_little(os, pun_float_to_int(x)); } +void write_little(std::ostream& os, double x) +{ + write_little(os, pun_double_to_int(x)); +} + //------------------------------------------------------------------------------ void write_big(std::ostream& os, uint8_t x) @@ -243,4 +276,9 @@ void write_big(std::ostream& os, float x) write_big(os, pun_float_to_int(x)); } +void write_big(std::ostream& os, double x) +{ + write_big(os, pun_double_to_int(x)); +} + } |