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Add support for RFC9562 UUID versions #4

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Add support for RFC9562 UUID versions #4

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Add support for RFC9562 uuid versions
GeorgH93 Dec 18, 2024
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GeorgH93 Jan 11, 2025
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20 changes: 12 additions & 8 deletions libstud/uuid/uuid.hxx
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Original file line number Diff line number Diff line change
Expand Up @@ -14,16 +14,17 @@ struct _GUID; // GUID and UUID.

namespace stud
{
// Universally-unique identifier (UUID), RFC4122:
// Universally-unique identifier (UUID), RFC4122 & RFC9562:
//
// https://tools.ietf.org/html/rfc4122
// https://datatracker.ietf.org/doc/html/rfc4122
// https://datatracker.ietf.org/doc/html/rfc9562

// The UUID variant (type). Nil UUID is DCE.
//
enum class uuid_variant
{
ncs, // NCS backward compatibility.
dce, // DCE 1.1/RFC4122.
dce, // DCE 1.1/RFC4122/RFC9562.
microsoft, // Microsoft backward compatibility.
other // Currently reserved for possible future definition.
};
Expand All @@ -32,11 +33,14 @@ namespace stud
//
enum class uuid_version
{
time = 1, // Time-based.
security = 2, // DCE Security with embedded POSIX UIDs.
md5 = 3, // Name-based with MD5 hashing.
random = 4, // Randomly or pseudo-randomly generated.
sha1 = 5 // Name-based with SHA1 hashing.
time = 1, // Time-based.
security = 2, // DCE Security with embedded POSIX UIDs.
md5 = 3, // Name-based with MD5 hashing.
random = 4, // Randomly or pseudo-randomly generated.
sha1 = 5, // Name-based with SHA1 hashing.
reordered_time = 6, // Sortable time-based (RFC9562)
unix_time = 7, // Unix epoch time based (RFC9562)
custom = 8, // Custom format for experimental or vendor-specific use (RFC9562)
};

class LIBSTUD_UUID_SYMEXPORT uuid_system_generator;
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