genode/repos/libports/include/libc-plugin/plugin.h
Emery Hemingway 8ca63d4a6e libc: reintegrate libc_resolv library
Remove getaddrinfo and freeaddrinfo from the Libc::Plugin and get rid of
the extra libc_resolv library. Remove getaddrinfo/freeaddrinfo symbol
hiding patch for FreeBSD sources. Remove libc_resolv from Makefiles and
run scenarios.

Fix #2273
2017-10-05 17:40:04 +02:00

146 lines
5.8 KiB
C++

/*
* \brief plugin interface
* \author Christian Prochaska
* \date 2010-01-21
*/
/*
* Copyright (C) 2010-2017 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU Affero General Public License version 3.
*/
#ifndef _LIBC_PLUGIN__PLUGIN_H_
#define _LIBC_PLUGIN__PLUGIN_H_
#include <os/path.h>
#include <util/list.h>
#include <netdb.h>
#include <sys/select.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/mount.h> /* for 'struct statfs' */
namespace Genode { class Env; }
namespace Libc {
using namespace Genode;
class File_descriptor;
typedef Genode::Path<PATH_MAX> Absolute_path;
class Plugin : public List<Plugin>::Element
{
protected:
int _priority;
typedef Genode::size_t size_t;
public:
Plugin(int priority = 0);
virtual ~Plugin();
virtual int priority();
virtual bool supports_access(char const *path, int amode);
virtual bool supports_execve(char const *filename, char *const argv[],
char *const envp[]);
virtual bool supports_mkdir(const char *path, mode_t mode);
virtual bool supports_open(const char *pathname, int flags);
virtual bool supports_pipe();
virtual bool supports_readlink(const char *path, char *buf, ::size_t bufsiz);
virtual bool supports_rename(const char *oldpath, const char *newpath);
virtual bool supports_rmdir(const char *path);
virtual bool supports_select(int nfds,
fd_set *readfds,
fd_set *writefds,
fd_set *exceptfds,
struct timeval *timeout);
virtual bool supports_socket(int domain, int type, int protocol);
virtual bool supports_stat(const char *path);
virtual bool supports_symlink(const char *oldpath, const char *newpath);
virtual bool supports_unlink(const char *path);
virtual bool supports_mmap();
/*
* Should be overwritten for plugins that require the Genode environment
*/
virtual void init(Genode::Env &env) { }
virtual File_descriptor *accept(File_descriptor *,
struct ::sockaddr *addr,
socklen_t *addrlen);
virtual int access(char const *, int);
virtual int bind(File_descriptor *,
const struct ::sockaddr *addr,
socklen_t addrlen);
virtual int close(File_descriptor *fd);
virtual int connect(File_descriptor *,
const struct ::sockaddr *addr,
socklen_t addrlen);
virtual File_descriptor *dup(File_descriptor*);
virtual int dup2(File_descriptor *, File_descriptor *new_fd);
virtual int execve(char const *filename, char *const argv[],
char *const envp[]);
virtual int fstatfs(File_descriptor *, struct statfs *buf);
virtual int fcntl(File_descriptor *, int cmd, long arg);
virtual int fstat(File_descriptor *, struct stat *buf);
virtual int fsync(File_descriptor *);
virtual int ftruncate(File_descriptor *, ::off_t length);
virtual ssize_t getdirentries(File_descriptor *, char *buf,
::size_t nbytes, ::off_t *basep);
virtual int getpeername(File_descriptor *,
struct sockaddr *addr,
socklen_t *addrlen);
virtual int getsockname(File_descriptor *,
struct sockaddr *addr,
socklen_t *addrlen);
virtual int getsockopt(File_descriptor *, int level,
int optname, void *optval,
socklen_t *optlen);
virtual int ioctl(File_descriptor *, int request, char *argp);
virtual int listen(File_descriptor *, int backlog);
virtual ::off_t lseek(File_descriptor *, ::off_t offset, int whence);
virtual int mkdir(const char *pathname, mode_t mode);
virtual void *mmap(void *addr, ::size_t length, int prot, int flags,
File_descriptor *, ::off_t offset);
virtual int munmap(void *addr, ::size_t length);
virtual int msync(void *addr, ::size_t len, int flags);
virtual File_descriptor *open(const char *pathname, int flags);
virtual int pipe(File_descriptor *pipefd[2]);
virtual ssize_t read(File_descriptor *, void *buf, ::size_t count);
virtual ssize_t readlink(const char *path, char *buf, ::size_t bufsiz);
virtual ssize_t recv(File_descriptor *, void *buf, ::size_t len, int flags);
virtual ssize_t recvfrom(File_descriptor *, void *buf, ::size_t len, int flags,
struct sockaddr *src_addr, socklen_t *addrlen);
virtual ssize_t recvmsg(File_descriptor *, struct msghdr *msg, int flags);
virtual int rename(const char *oldpath, const char *newpath);
virtual int rmdir(const char *pathname);
virtual int select(int nfds, fd_set *readfds, fd_set *writefds,
fd_set *exceptfds, struct timeval *timeout);
virtual ssize_t send(File_descriptor *, const void *buf, ::size_t len, int flags);
virtual ssize_t sendto(File_descriptor *, const void *buf,
::size_t len, int flags,
const struct sockaddr *dest_addr,
socklen_t addrlen);
virtual int setsockopt(File_descriptor *, int level,
int optname, const void *optval,
socklen_t optlen);
virtual int shutdown(File_descriptor *, int how);
virtual File_descriptor *socket(int domain, int type, int protocol);
virtual int stat(const char *path, struct stat *buf);
virtual int symlink(const char *oldpath, const char *newpath);
virtual int unlink(const char *path);
virtual ssize_t write(File_descriptor *, const void *buf, ::size_t count);
};
}
#endif /* _LIBC_PLUGIN__PLUGIN_H_ */