src/ipmiblob/internal/sys_interface.hpp

#pragma once

/* NOTE: IIRC, wak@ is working on exposing some of this in stdplus, so we can
 * transition when that's ready.
 *
 * Copied some from gpioplus to enable unit-testing of lpc nuvoton and later
 * other pieces.
 */

#include <poll.h>
#include <sys/mman.h>

#include <cinttypes>
#include <cstddef>

namespace ipmiblob
{
namespace internal
{

/**
 * @class Sys
 * @brief Overridable direct syscall interface
 */
class Sys
{
  public:
    virtual ~Sys() = default;

    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 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;
    virtual int munmap(void* addr, std::size_t length) const = 0;
    virtual int getpagesize() const = 0;
    virtual int ioctl(int fd, unsigned long request, void* param) const = 0;
    virtual int poll(struct pollfd* fds, nfds_t nfds, int timeout) const = 0;
};

} // namespace internal
} // namespace ipmiblob