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posix/fd: add read overloads that take char/byte views

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This commit is contained in:
Danny Robson 2017-12-19 18:12:01 +11:00
parent e48aebb503
commit bfcd63ec65
2 changed files with 18 additions and 2 deletions
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9
posix/fd.cpp
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@ -99,8 +99,17 @@ fd::read (void *buffer, size_t count)
);
}
//-----------------------------------------------------------------------------
ssize_t
fd::read (util::view<char *> dst)
{
return read (std::data (dst), std::size (dst));
}
///////////////////////////////////////////////////////////////////////////////
ssize_t
fd::write (const void *buffer, size_t count)
{
return error::try_value (

11
posix/fd.hpp
View File

@ -11,12 +11,14 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Copyright 2016 Danny Robson <danny@nerdcruft.net>
* Copyright 2017 Danny Robson <danny@nerdcruft.net>
*/
#ifndef __CRUFT_UTIL_POSIX_FD_HPP
#define __CRUFT_UTIL_POSIX_FD_HPP
#include "../view.hpp"
#include <sys/types.h>
#include <sys/stat.h>
@ -52,8 +54,13 @@ namespace util::posix {
struct ::stat stat (void) const;
//---------------------------------------------------------------------
[[gnu::warn_unused_result]] ssize_t read ( void *buf, size_t count);
[[gnu::warn_unused_result]] ssize_t read (void *buf, size_t count);
[[gnu::warn_unused_result]] ssize_t read (util::view<char*>);
[[gnu::warn_unused_result]] ssize_t read (util::view<std::byte*>);
[[gnu::warn_unused_result]] ssize_t write (const void *buf, size_t count);
[[gnu::warn_unused_result]] ssize_t write (util::view<const char*>);
[[gnu::warn_unused_result]] ssize_t write (util::view<const std::byte*>);
//---------------------------------------------------------------------
[[gnu::warn_unused_result]] off_t lseek (off_t offset, int whence);