Boost.Uuid is a C++ library that provides an implementation of Universally Unique Identifiers.
Boost.Uuid is a C++ library that provides an implementation of Universally Unique Identifiers.
Questions tagged [boost-uuid]
29 questions
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1 answer
boost::uuid / unique across different databases
I want to generate a uuid which should be used as unique identifier across different systems/databases. I read the examples but i don't understand how i can be sure that the generated id's are unique over different systems and databases.
I hope you…
user1037319
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1 answer
Parse boost uuids with boost spirit
I'm trying to write a boost::uuids::uuid parser with boost::spirit::qi in order to use it in a nice way with other qi parsers and to have a nice unified parser api.
My first idea was to write a custom qi::grammar which would use…
Superlokkus
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size of boost uuid in string returns 36
I am trying to generate 16 character uuid string using boost::uuid but it returns 36 characters.
boost::uuids::uuid uid == boost::random_generator()();
std::cout << size of uid:" << uid.size << std::endl; //always 16
std::stringstream ss;
ss<<…
rjoshi
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Generate boost::uuids::uuid from boost::compute::detail::sha1
I am trying to generate boost::uuids::uuid from boost::compute::detail::sha1 in this way:
#include
#include "boost/uuid/uuid.hpp"
#include "boost/uuid/uuid_io.hpp"
#include "boost/uuid/string_generator.hpp"
#include…
definename
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2 answers
generate a boost.uuid from a boost.path string
I'm working in a manager class, that holds string representing paths. From this strings, I'd like to have a boost.uuid using a code like this:
m_log->addMessage("Generating UUID from path",ZEL_APPENDER,LOGLEVEL_DEBUG);
boost::uuids::string_generator…
Killrazor
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Load boost::uuid from bytes in c++
I use .data() to get 16 bytes data array.
Later I write it to a file and I want to load it back to a uuid variable.
Should I just perform memory copy to the variable as : (c++11)
boost::uuids::uuid uuid =…
SagiLow
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Does the POD property of boost uuid allow me to pass it over a dll/so boundary?
Can I return boost uuids from a function call over the dll boundary? Does it matter if I return by value or by reference?
Mart
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How to generate uuid which will be the same for each seed string?
I am wondering how to get the same uuid by using the same seed string. Any idea?
Adam Lee
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How to generate boost uuid from string at compile time
is there a way to generate a boost uuid from a string like 988A00C4-79F3-46f9-98CD-D5AD4AA2A0FE at compile time?
Tobias Langner
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Generating uniformly distributed random numbers in distributed environment
I have to generate a "unique Random Number" in a Wireless sensor network which works on the principle of Gossiping.
The requirements are:
Each node has to generate a unique Random Number, without
having any shared knowledge of what other nodes have…
user2385749
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1 answer
Boost link UUID using CMake
I'm trying to include just the uuid part of the boost library into a project using CMake. This is the repo https://github.com/boostorg/uuid .
When running cmake I get the following error:
CMake Error at third-party/uuid/CMakeLists.txt:15…
yonutix
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Boost::UUID setting specific value
In Java UUID Class there is a way to set upper and lower longs to create a specific value for UUID.
UUID test(-1, -1);
will generate UUID: ffffffff-ffff-ffff-ffff-ffffffffffff
Is there a similar method to create one with BOOST UUID in C++ other…
Karlson
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x86 intrinsics act weird in boost::uuids::operator <
I'm using boost::uuids inside maps (labeled_graph, actually), so I need a properly working operator <. Unfortunately it isn't, if BOOST_UUID_USE_SSE2 is enabled (and thus, uuid_x86.hpp is used).
Here is example code:
#include…
myaut
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Are boost UUIDs generated using default mt19937 RNG secure for session IDs?
I need to generate UUIDs for use as non-predictable / guessable session IDs.
This can easily be accomplished using boost's UUID library:
boost::uuids::uuid newUUID()
{
static boost::uuids::random_generator gen;
return gen();
}
The returned UUID…
mgd
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