29 #ifndef FICHIER_GLOBAL_HPP 30 #define FICHIER_GLOBAL_HPP 33 #include "../my_config.h" 97 virtual void change_ownership(
const std::string & user,
const std::string & group) = 0;
class mem_ui definition. This class is to be used as parent class to handle user_interaction object m...
are defined here basic integer types that tend to be portable
application expect to read the data sequentially
class generic_file is defined here as well as class fichierthe generic_file interface is widely used ...
virtual U_I inherited_read(char *a, U_I size) override
implementation of read() operation
fichier_global(const std::shared_ptr< user_interaction > &dialog, gf_mode mode)
constructor
application expect to read the data in random order
gf_mode
generic_file openning modes
application expect to read the data again in near future
defines the interaction interface between libdar and users.
virtual bool fichier_global_inherited_read(char *a, U_I size, U_I &read, std::string &message)=0
replaces generic_file::inherited_read() method, to allow the return of partial reading ...
virtual void change_permission(U_I perm)=0
change the permission of the file
abstraction of filesystem files for entrepot
to be able to cancel libdar operation while running in a given thread.
virtual void change_ownership(const std::string &user, const std::string &group)=0
set the ownership of the file
virtual void inherited_write(const char *a, U_I size) override
implementation of the write() operation
virtual U_I read(char *a, U_I size) override
read data from the generic_file inherited from proto_generic_file
class to be used as parent to provide checkpoints to inherited classes
bool disk_full
whether user refused to continue due to disk being full
virtual void fadvise(advise adv) const =0
set posix_fadvise for the whole file
this is the interface class from which all other data transfer classes inherit
class mem_ui to keep a copy of a user_interaction object
application does not expect to read the data more than once
virtual U_I fichier_global_inherited_write(const char *a, U_I size)=0
replaces generic_file::inherited_write() method, to allow the return of partial writings ...
the arbitrary large positive integer class
application will not read the data in near future
fichier_global & operator=(const fichier_global &ref)=default
assignment operator
libdar namespace encapsulate all libdar symbols
no advise given by the application
virtual infinint get_size() const =0
return the size of the file