DLLEXPORT FILE *fopen(const char *path, const char *type)
{
struct file *filp;
struct stdio_file *file;
filp = file_new(sizeof(struct stdio_file));
if (!filp)
goto err;
file = file_get_detail(filp);
memset(file, 0, sizeof(struct stdio_file));
if (false == set_file_flags(file, type))
{
set_errno(EINVAL);
goto err;
}
if (KE_INVALID_HANDLE == file_open(filp, path, file->flags))
goto err;
stream_file_init_ops(filp);
return (FILE*)file;
err:
if (filp)
file_delete(filp);
return NULL;
}
DLLEXPORT int accept(int sockfd, const struct sockaddr *addr, socklen_t *addr_len)
{
struct file *filp;
struct socket_file *sfold, *sfnew;
int ret;
/* Translate fd to standard file */
if (NULL == (filp = posix_fd_translate(sockfd)))
{
ret = -EINVAL;
goto err;
}
sfold = file_get_detail(filp);
SOCK_FILE_LOCK(sfold);
/* alloc new socket des */
if (NULL == (filp = file_new(sizeof(struct socket_file))))
{
ret = -ENOMEM;
goto err;
}
sfnew = file_get_detail(filp);
memset(sfnew, 0, sizeof(struct socket_file));
SOCK_FILE_INIT_LOCK(sfnew);
af_inet_file_init_ops(filp);
sfnew->netconn = sfold->ops->accept(sfold->netconn, (void *)addr, (size_t *)addr_len);
if (!(sfnew->netconn))
goto err1;
ret = posix_fd_allocate(filp);
if (ret == POSIX_INVALID_FD)
goto err1;
SOCK_FILE_UNLOCK(sfold);
return ret;
err1:
filp_delete(filp);
err:
SOCK_FILE_UNLOCK(sfold);
return ret;
}
DLLEXPORT ssize_t recv(int sockfd, void *buf, size_t len, int flags)
{
struct file *filp;
struct socket_file *sf;
/* Translate fd to standard file */
if (NULL == (filp = posix_fd_translate(sockfd)))
return -EINVAL;
sf = file_get_detail(filp);
return sf->ops->recv(sf->netconn, buf, len, flags);
}
DLLEXPORT int socket(int domain, int type, int protocol)
{
struct file *filp = NULL;
int ret = -ENOSYS;
switch(domain)
{
case AF_UNIX:
// TODO: The local socket
break;
case AF_INET:
{
struct socket_file *sf;
if (NULL == (filp = file_new(sizeof(struct socket_file))))
{
ret = -ENOMEM;
goto err0;
}
sf = file_get_detail(filp);
memset(sf, 0, sizeof(struct socket_file));
SOCK_FILE_INIT_LOCK(sf);
af_inet_file_init_ops(filp);
if (NULL == (sf->netconn = sf->ops->socket(type, protocol)))
goto err1;
}
break;
}
if (filp)
{
ret = posix_fd_allocate(filp);
if (ret == POSIX_INVALID_FD)
goto err1;
}
return ret;
err1:
filp_delete(filp);
err0:
return ret;
}
DLLEXPORT int bind(int sockfd, const struct sockaddr *addr, socklen_t addrle)
{
struct file *filp;
struct socket_file *sf;
int ret;
/* Translate fd to standard file */
if (NULL == (filp = posix_fd_translate(sockfd)))
return -EINVAL;
sf = file_get_detail(filp);
SOCK_FILE_LOCK(sf);
ret = sf->ops->bind(sf->netconn, addr, addrle);
SOCK_FILE_UNLOCK(sf);
return ret;
}
DLLEXPORT int listen(int sockfd, int backlog)
{
struct file *filp;
struct socket_file *sf;
int ret;
/* Translate fd to standard file */
if (NULL == (filp = posix_fd_translate(sockfd)))
return -EINVAL;
sf = file_get_detail(filp);
SOCK_FILE_LOCK(sf);
ret = sf->ops->listen(sf->netconn, backlog);
SOCK_FILE_UNLOCK(sf);
return ret;
}
