| -rw-r--r-- | src/eyetil.cc | 18 | ||||
| -rw-r--r-- | src/eyetil.h | 11 |
2 files changed, 16 insertions, 13 deletions
diff --git a/src/eyetil.cc b/src/eyetil.cc index 11e2fb7..cd22eea 100644 --- a/src/eyetil.cc +++ b/src/eyetil.cc @@ -85,2 +85,7 @@ binary_t md5_digester::final() { +uint16_t block512_t::tcpcksum(block512_t& data) { + uint32_t sum = std::accumulate(data.data,data.data+words,0); + while(uint32_t hw = sum>>16) sum = (sum&0xffff)+hw; + return 0xffff&~sum; +} @@ -152,15 +157,2 @@ bool tarchive_t::read_data_into_fd(int fd) { -#pragma pack(1) -struct block512_t { - enum { words = 512 / sizeof(uint16_t) }; - uint16_t data[words]; - - static uint16_t tcpcksum(block512_t& data) { - uint32_t sum = std::accumulate(data.data,data.data+words,0); - while(uint32_t hw = sum>>16) sum = (sum&0xffff)+hw; - return 0xffff&~sum; - } - -}; -#pragma pack() diff --git a/src/eyetil.h b/src/eyetil.h index 03b9ba8..7517ba6 100644 --- a/src/eyetil.h +++ b/src/eyetil.h @@ -65,2 +65,13 @@ template<> inline void md5_digester::update<binary_t>(const binary_t& x) { +#pragma pack(1) +struct block512_t { + enum { words = 512 / sizeof(uint16_t) }; + uint16_t data[words]; + + inline uint8_t *dptr(size_t o) { return ((uint8_t*)this)+o; } + + static uint16_t tcpcksum(block512_t& data); +}; +#pragma pack() + class tmpdir_t { |