minix/servers/hgfs/hgfs.c

107 lines
3.1 KiB
C
Raw Normal View History

/* This file contains the implementation of the HGFS file system server.
* The file system side is handled by libsffs, whereas the host communication
* is handled by libhgfs. This file mainly contains the glue between them.
*
* The entry points into this file are:
* main main program function
*
* Created:
* April 2009 (D.C. van Moolenbroek)
*/
#include <minix/drivers.h>
#include <minix/sffs.h>
#include <minix/hgfs.h>
#include <minix/optset.h>
static struct sffs_params params;
static struct optset optset_table[] = {
{ "prefix", OPT_STRING, params.p_prefix, sizeof(params.p_prefix) },
{ "uid", OPT_INT, &params.p_uid, 10 },
{ "gid", OPT_INT, &params.p_gid, 10 },
{ "fmask", OPT_INT, &params.p_file_mask, 8 },
{ "dmask", OPT_INT, &params.p_dir_mask, 8 },
{ "icase", OPT_BOOL, &params.p_case_insens, TRUE },
{ "noicase", OPT_BOOL, &params.p_case_insens, FALSE },
{ NULL, 0, NULL, 0 }
};
/*===========================================================================*
* sef_cb_init_fresh *
*===========================================================================*/
static int sef_cb_init_fresh(int UNUSED(type), sef_init_info_t *UNUSED(info))
{
/* Initialize this file server. Called at startup time.
*/
const struct sffs_table *table;
int i, r;
/* Defaults */
params.p_prefix[0] = 0;
params.p_uid = 0;
params.p_gid = 0;
params.p_file_mask = 0755;
params.p_dir_mask = 0755;
params.p_case_insens = FALSE;
/* If we have been given an options string, parse options from there. */
for (i = 1; i < env_argc - 1; i++)
if (!strcmp(env_argv[i], "-o"))
optset_parse(optset_table, env_argv[++i]);
/* Initialize the HGFS library. If this fails, exit immediately. */
if ((r = hgfs_init(&table)) != OK) {
if (r == EAGAIN)
printf("HGFS: shared folders are disabled\n");
else
printf("HGFS: unable to initialize HGFS library (%d)\n", r);
return r;
}
/* Now initialize the SFFS library. */
if ((r = sffs_init("HGFS", table, &params)) != OK) {
hgfs_cleanup();
return r;
}
return OK;
}
/*===========================================================================*
* sef_local_startup *
*===========================================================================*/
static void sef_local_startup(void)
{
/* Local SEF initialization.
*/
/* Register init callback. */
sef_setcb_init_fresh(sef_cb_init_fresh);
/* Register signal callback. SFFS handles this. */
sef_setcb_signal_handler(sffs_signal);
sef_startup();
}
/*===========================================================================*
* main *
*===========================================================================*/
int main(int argc, char **argv)
{
/* The main function of this file server.
*/
env_setargs(argc, argv);
sef_local_startup();
sffs_loop();
hgfs_cleanup();
return 0;
}