diff options
Diffstat (limited to 'internal')
-rw-r--r-- | internal/sys.cpp | 11 | ||||
-rw-r--r-- | internal/sys.hpp | 8 |
2 files changed, 19 insertions, 0 deletions
diff --git a/internal/sys.cpp b/internal/sys.cpp index 2e040ae..db843ac 100644 --- a/internal/sys.cpp +++ b/internal/sys.cpp @@ -50,6 +50,17 @@ int SysImpl::read(int fd, void* buf, std::size_t count) const return static_cast<int>(::read(fd, buf, count)); } +int SysImpl::pread(int fd, void* buf, std::size_t count, off_t offset) const +{ + return static_cast<int>(::pread(fd, buf, count, offset)); +} + +int SysImpl::pwrite(int fd, const void* buf, std::size_t count, + off_t offset) const +{ + return static_cast<int>(::pwrite(fd, buf, count, offset)); +} + int SysImpl::close(int fd) const { return ::close(fd); diff --git a/internal/sys.hpp b/internal/sys.hpp index 265d251..41fb46b 100644 --- a/internal/sys.hpp +++ b/internal/sys.hpp @@ -28,6 +28,10 @@ class Sys virtual int open(const char* pathname, int flags) const = 0; virtual int read(int fd, void* buf, std::size_t count) const = 0; + virtual int pread(int fd, void* buf, std::size_t count, + off_t offset) const = 0; + virtual int pwrite(int fd, const void* buf, std::size_t count, + off_t offset) const = 0; virtual int close(int fd) const = 0; virtual void* mmap(void* addr, std::size_t length, int prot, int flags, int fd, off_t offset) const = 0; @@ -48,6 +52,10 @@ class SysImpl : public Sys public: int open(const char* pathname, int flags) const override; int read(int fd, void* buf, std::size_t count) const override; + int pread(int fd, void* buf, std::size_t count, + off_t offset) const override; + int pwrite(int fd, const void* buf, std::size_t count, + off_t offset) const override; int close(int fd) const override; void* mmap(void* addr, std::size_t length, int prot, int flags, int fd, off_t offset) const override; |