Revamp uuid code

This commit is contained in:
2026-02-15 14:55:01 -06:00
parent 61275c0f5f
commit 9dae77a0b9
8 changed files with 84 additions and 87 deletions

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@@ -46,13 +46,11 @@ class BitConverter {
static uint32_t ToUint32LE(uint8_t& b); static uint32_t ToUint32LE(uint8_t& b);
static uint16_t ToUint16LE(uint8_t& b); static uint16_t ToUint16LE(uint8_t& b);
static Uuid ToUuidBE(uint8_t& b); static Uuid ToUuid(uint8_t& b);
static Uuid ToUuidMS(uint8_t& b);
static void ToUuidBE(uint8_t& b, Uuid& uuid); static void ToUuid(uint8_t& b, Uuid& uuid);
static void ToUuidMS(uint8_t& b, Uuid& uuid);
static void FromDoubleBE(uint8_t& b, double v); static void FromDoubleBE(uint8_t& b, double v);
static void FromUint64BE(uint8_t& b, uint64_t v); static void FromUint64BE(uint8_t& b, uint64_t v);
@@ -63,9 +61,8 @@ class BitConverter {
static void FromUint32LE(uint8_t& b, uint32_t v); static void FromUint32LE(uint8_t& b, uint32_t v);
static void FromUint16LE(uint8_t& b, uint16_t v); static void FromUint16LE(uint8_t& b, uint16_t v);
static void FromUuidBE(uint8_t& b, const Uuid& uuid); static void FromUuid(uint8_t& b, const Uuid& uuid);
static void FromUuidMS(uint8_t& b, const Uuid& uuid);
static inline bool IsLittleEndian() static inline bool IsLittleEndian()

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@@ -27,9 +27,7 @@ namespace Tesses::Framework::Streams
float ReadF32LE(); float ReadF32LE();
double ReadF64BE(); double ReadF64BE();
double ReadF64LE(); double ReadF64LE();
Uuid ReadUuidBE(); Uuid ReadUuid();
Uuid ReadUuidMS(); void ReadUuid(Uuid& uuid);
void ReadUuidBE(Uuid& uuid);
void ReadUuidMS(Uuid& uuid);
}; };
} }

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@@ -27,7 +27,6 @@ namespace Tesses::Framework::Streams
void WriteF32LE(float v); void WriteF32LE(float v);
void WriteF64BE(double v); void WriteF64BE(double v);
void WriteF64LE(double v); void WriteF64LE(double v);
void WriteUuidBE(const Uuid& uuid); void WriteUuid(const Uuid& uuid);
void WriteUuidMS(const Uuid& uuid);
}; };
} }

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@@ -27,6 +27,11 @@ namespace Tesses::Framework {
static bool TryParse(std::string text, Uuid& uuid); static bool TryParse(std::string text, Uuid& uuid);
std::string ToString(UuidStringifyConfig cfg = UuidStringifyConfig::UppercaseCurly); std::string ToString(UuidStringifyConfig cfg = UuidStringifyConfig::UppercaseCurly) const;
bool IsEmpty() const;
}; };
bool operator==(const Uuid& left, const Uuid& right);
bool operator!=(const Uuid& left, const Uuid& right);
} }

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@@ -157,7 +157,7 @@ namespace Tesses::Framework::Serialization
b2[0] = (uint8_t)v; b2[0] = (uint8_t)v;
b2[1] = (uint8_t)(v >> 8); b2[1] = (uint8_t)(v >> 8);
} }
void BitConverter::FromUuidBE(uint8_t& b, const Uuid& uuid) void BitConverter::FromUuid(uint8_t& b, const Uuid& uuid)
{ {
uint8_t* b2 = &b; uint8_t* b2 = &b;
FromUint32BE(b2[0], uuid.time_low); FromUint32BE(b2[0], uuid.time_low);
@@ -169,35 +169,17 @@ namespace Tesses::Framework::Serialization
b2[i+10] = uuid.node[i]; b2[i+10] = uuid.node[i];
} }
void BitConverter::FromUuidMS(uint8_t& b, const Uuid& uuid)
{
uint8_t* b2 = &b;
FromUint32LE(b2[0], uuid.time_low);
FromUint32LE(b2[4], uuid.time_mid);
FromUint32LE(b2[6], uuid.time_hi_and_version);
b2[8] = uuid.clock_seq_hi_and_reserved;
b2[9] = uuid.clock_seq_low;
for(size_t i = 0; i < 6; i++)
b2[i+10] = uuid.node[i];
} Uuid BitConverter::ToUuid(uint8_t& b)
Uuid BitConverter::ToUuidBE(uint8_t& b)
{ {
Uuid uuid; Uuid uuid;
BitConverter::ToUuidBE(b,uuid); BitConverter::ToUuid(b,uuid);
return uuid;
}
Uuid BitConverter::ToUuidMS(uint8_t& b)
{
Uuid uuid;
BitConverter::ToUuidMS(b,uuid);
return uuid; return uuid;
} }
void BitConverter::ToUuidBE(uint8_t& b, Uuid& uuid) void BitConverter::ToUuid(uint8_t& b, Uuid& uuid)
{ {
uint8_t* b2 = &b; uint8_t* b2 = &b;
uuid.time_low = ToUint32BE(b2[0]); uuid.time_low = ToUint32BE(b2[0]);
@@ -213,16 +195,5 @@ namespace Tesses::Framework::Serialization
} }
void BitConverter::ToUuidMS(uint8_t& b, Uuid& uuid)
{
uint8_t* b2 = &b;
uuid.time_low = ToUint32LE(b2[0]);
uuid.time_mid = ToUint16LE(b2[4]);
uuid.time_hi_and_version = ToUint16LE(b2[6]);
uuid.clock_seq_hi_and_reserved = b2[8];
uuid.clock_seq_low = b2[9];
for(size_t i = 0; i < 6; i++)
uuid.node[i]= b2[i+10];
}
}; };

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@@ -151,32 +151,19 @@ namespace Tesses::Framework::Streams
return *(double*)&v; return *(double*)&v;
} }
Uuid ByteReader::ReadUuidBE() Uuid ByteReader::ReadUuid()
{ {
uint8_t data[16]; uint8_t data[16];
if(this->strm->ReadBlock(data, 16) != 16) if(this->strm->ReadBlock(data, 16) != 16)
throw std::runtime_error("End of file"); throw std::runtime_error("End of file");
return Serialization::BitConverter::ToUuidBE(data[0]); return Serialization::BitConverter::ToUuid(data[0]);
} }
Uuid ByteReader::ReadUuidMS() void ByteReader::ReadUuid(Uuid& uuid)
{ {
uint8_t data[16]; uint8_t data[16];
if(this->strm->ReadBlock(data, 16) != 16) if(this->strm->ReadBlock(data, 16) != 16)
throw std::runtime_error("End of file"); throw std::runtime_error("End of file");
return Serialization::BitConverter::ToUuidMS(data[0]); Serialization::BitConverter::ToUuid(data[0],uuid);
}
void ByteReader::ReadUuidBE(Uuid& uuid)
{
uint8_t data[16];
if(this->strm->ReadBlock(data, 16) != 16)
throw std::runtime_error("End of file");
Serialization::BitConverter::ToUuidBE(data[0],uuid);
}
void ByteReader::ReadUuidMS(Uuid& uuid)
{
uint8_t data[16];
if(this->strm->ReadBlock(data, 16) != 16)
throw std::runtime_error("End of file");
Serialization::BitConverter::ToUuidMS(data[0],uuid);
} }
} }

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@@ -130,16 +130,11 @@ namespace Tesses::Framework::Streams
uint64_t data = *(uint64_t*)&v; uint64_t data = *(uint64_t*)&v;
WriteU64LE(data); WriteU64LE(data);
} }
void ByteWriter::WriteUuidBE(const Uuid& uuid) void ByteWriter::WriteUuid(const Uuid& uuid)
{ {
uint8_t data[16]; uint8_t data[16];
Serialization::BitConverter::FromUuidBE(data[0], uuid); Serialization::BitConverter::FromUuid(data[0], uuid);
this->strm->WriteBlock(data, 16);
}
void ByteWriter::WriteUuidMS(const Uuid& uuid)
{
uint8_t data[16];
Serialization::BitConverter::FromUuidMS(data[0], uuid);
this->strm->WriteBlock(data, 16); this->strm->WriteBlock(data, 16);
} }
} }

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@@ -61,39 +61,39 @@ namespace Tesses::Framework {
} }
uint8_t b = hex_digits[0] >> 4 | hex_digits[1]; uint8_t b = hex_digits[0] << 4 | hex_digits[1];
uuid.time_low = (uint32_t)b; uuid.time_low = (uint32_t)b;
b = hex_digits[2] >> 4 | hex_digits[3]; b = hex_digits[2] << 4 | hex_digits[3];
uuid.time_low |= (uint32_t)b << 8; uuid.time_low |= (uint32_t)b << 8;
b = hex_digits[4] >> 4 | hex_digits[5]; b = hex_digits[4] << 4 | hex_digits[5];
uuid.time_low |= (uint32_t)b << 16; uuid.time_low |= (uint32_t)b << 16;
b = hex_digits[6] >> 4 | hex_digits[7]; b = hex_digits[6] << 4 | hex_digits[7];
uuid.time_low |= (uint32_t)b << 24; uuid.time_low |= (uint32_t)b << 24;
b = hex_digits[8] >> 4 | hex_digits[9]; b = hex_digits[8] << 4 | hex_digits[9];
uuid.time_mid = (uint16_t)b; uuid.time_mid = (uint16_t)b;
b = hex_digits[10] >> 4 | hex_digits[11]; b = hex_digits[10] << 4 | hex_digits[11];
uuid.time_mid |= (uint16_t)b << 8; uuid.time_mid |= (uint16_t)b << 8;
b = hex_digits[12] >> 4 | hex_digits[13]; b = hex_digits[12] << 4 | hex_digits[13];
uuid.time_hi_and_version = (uint16_t)b; uuid.time_hi_and_version = (uint16_t)b;
b = hex_digits[14] >> 4 | hex_digits[15]; b = hex_digits[14] << 4 | hex_digits[15];
uuid.time_hi_and_version |= (uint16_t)b << 8; uuid.time_hi_and_version |= (uint16_t)b << 8;
uuid.clock_seq_hi_and_reserved = hex_digits[16] >> 4 | hex_digits[17]; uuid.clock_seq_hi_and_reserved = hex_digits[16] << 4 | hex_digits[17];
uuid.clock_seq_low = hex_digits[18] >> 4 | hex_digits[19]; uuid.clock_seq_low = hex_digits[18] << 4 | hex_digits[19];
for(size_t i = 0; i < 6; i++) for(size_t i = 0; i < 6; i++)
{ {
uuid.node[i] = hex_digits[20+(i*2)] >> 4 | hex_digits[21+(i*2)]; uuid.node[i] = hex_digits[20+(i*2)] << 4 | hex_digits[21+(i*2)];
} }
return true; return true;
} }
//9c4994e7-3c82-4c30-a459-8fdcd960b4ac //9c4994e7-3c82-4c30-a459-8fdcd960b4ac
std::string Uuid::ToString(UuidStringifyConfig cfg) std::string Uuid::ToString(UuidStringifyConfig cfg) const
{ {
bool hasCurly = ((int)cfg & (int)UuidStringifyConfig::HasCurly) != 0; bool hasCurly = ((int)cfg & (int)UuidStringifyConfig::HasCurly) != 0;
bool isUppercase = ((int)cfg & (int)UuidStringifyConfig::IsUppercase) != 0; bool isUppercase = ((int)cfg & (int)UuidStringifyConfig::IsUppercase) != 0;
@@ -166,4 +166,49 @@ namespace Tesses::Framework {
} }
bool Uuid::IsEmpty() const
{
return this->time_low == 0 &&
this->time_mid == 0 &&
this->time_hi_and_version == 0 &&
this->clock_seq_hi_and_reserved == 0 &&
this->clock_seq_low == 0 &&
this->node[0] == 0 &&
this->node[1] == 0 &&
this->node[2] == 0 &&
this->node[3] == 0 &&
this->node[4] == 0 &&
this->node[5] == 0;
}
bool operator==(const Uuid& left, const Uuid& right)
{
return left.time_low == right.time_low &&
left.time_mid == right.time_mid &&
left.time_hi_and_version == right.time_hi_and_version &&
left.clock_seq_hi_and_reserved == right.clock_seq_hi_and_reserved &&
left.clock_seq_low == right.clock_seq_low &&
left.node[0] == right.node[0] &&
left.node[1] == right.node[1] &&
left.node[2] == right.node[2] &&
left.node[3] == right.node[3] &&
left.node[4] == right.node[4] &&
left.node[5] == right.node[5];
}
bool operator!=(const Uuid& left, const Uuid& right)
{
return left.time_low != right.time_low &&
left.time_mid != right.time_mid &&
left.time_hi_and_version != right.time_hi_and_version &&
left.clock_seq_hi_and_reserved != right.clock_seq_hi_and_reserved &&
left.clock_seq_low != right.clock_seq_low &&
left.node[0] != right.node[0] &&
left.node[1] != right.node[1] &&
left.node[2] != right.node[2] &&
left.node[3] != right.node[3] &&
left.node[4] != right.node[4] &&
left.node[5] != right.node[5];
}
} }