/*
* net_buffer_init
* This function will initialize the buffer file system for out networking
* stack.
*/
void net_buffer_init()
{
/* Clear the global structure. */
memset(&net_buffers_fs, 0, sizeof(NET_BUFFER_FS));
/* Initialize the buffer data. */
net_buffers_fs.fs.name = "\\net\\buffers";
net_buffers_fs.fs.get_lock = &net_buffer_lock;
net_buffers_fs.fs.release_lock = &net_buffer_unlock;
/* Read and write functions. */
net_buffers_fs.fs.write = &net_buffer_write;
net_buffers_fs.fs.read = &net_buffer_read;
/* Initial file system configurations. */
net_buffers_fs.fs.flags = (FS_SPACE_AVAILABLE);
net_buffers_fs.fs.timeout = MAX_WAIT;
/* Initialize file system condition. */
fs_condition_init(&net_buffers_fs.fs);
#ifdef CONFIG_SEMAPHORE
/* Create a semaphore to protect net buffer file descriptor. */
semaphore_create(&net_buffers_fs.lock, 1, 1, SEMAPHORE_PRIORITY);
#endif
/* Register net buffer file system. */
fs_register((FS *)&net_buffers_fs);
/* Set the global networking stack buffer descriptor. */
net_buff_fd = (FD)&net_buffers_fs;
} /* net_buffer_init */
int __kinit__ devfs_init(void)
{
struct fs_superblock * sb;
SUBSYS_DEP(ramfs_init);
SUBSYS_INIT("devfs");
FS_GIANT_INIT(&devfs_fs.fs_giant);
/*
* Inherit ramfs and override what's needed.
*/
fs_inherit_vnops(&devfs_vnode_ops, &ramfs_vnode_ops);
vn_devfs = fs_create_pseudofs_root(&devfs_fs, VDEV_MJNR_DEVFS);
if (!vn_devfs)
return -ENOMEM;
/*
* It's perfectly ok to set a new delete_vnode() function
* as sb struct is always a fresh struct so altering it
* doesn't really break functionality for anyone else than us.
*/
sb = vn_devfs->sb;
sb->delete_vnode = devfs_delete_vnode;
sb->umount = devfs_umount;
/*
* Finally register our creation with fs subsystem.
*/
fs_register(&devfs_fs);
_devfs_create_specials();
return 0;
}
SQLITE_EXTENSION_INIT3
#include "example.h"
#include "fs.h"
int lib_init( sqlite3* db,
char **pzErrMsg,
const sqlite3_api_routines* pApi )
{
SQLITE_EXTENSION_INIT2(pApi);
if(example_register(db) != SQLITE_OK)
{
fprintf(stderr, "Failed to register example module\n");
return SQLITE_ERROR;
}
if(fs_register(db) != SQLITE_OK)
{
fprintf(stderr, "Failed to register fs module\n");
return SQLITE_ERROR;
}
return SQLITE_OK;
}
int devfs_initialize(void)
{
struct devfs *devfs;
devfs = kmalloc(sizeof (struct devfs));
if (!devfs)
return -ENOMEM;
devfs->mounted = 0;
spinlock_init(&devfs->lock);
return fs_register(FS_NAME, 0, &devfs_sup_ops, &devfs_ops, &devfs_f_ops,
devfs);
}
int __kinit__ procfs_init(void)
{
SUBSYS_DEP(ramfs_init);
SUBSYS_INIT("procfs");
/*
* This must be static as it's referenced and used in the file system via
* the fs object system.
*/
static fs_t procfs_fs = {
.fsname = PROCFS_FSNAME,
.mount = procfs_mount,
.sblist_head = SLIST_HEAD_INITIALIZER(),
};
specinfo_pool = mempool_init(MEMPOOL_TYPE_NONBLOCKING,
sizeof(struct procfs_info),
configMAXPROC);
if (!specinfo_pool)
return -ENOMEM;
FS_GIANT_INIT(&procfs_fs.fs_giant);
/*
* Inherit unimplemented vnops from ramfs.
*/
fs_inherit_vnops(&procfs_vnode_ops, &ramfs_vnode_ops);
vn_procfs = fs_create_pseudofs_root(&procfs_fs, VDEV_MJNR_PROCFS);
if (!vn_procfs)
return -ENOMEM;
struct fs_superblock * sb = vn_procfs->sb;
sb->delete_vnode = procfs_delete_vnode;
vn_procfs->sb->umount = procfs_umount;
fs_register(&procfs_fs);
int err = init_permanent_files();
if (err)
return err;
procfs_updatedir(vn_procfs);
return 0;
}
int __kinit__ devfs_init(void)
{
SUBSYS_DEP(ramfs_init);
SUBSYS_INIT("devfs");
/*
* This must be static as it's referenced and used in the file system via
* the fs object system.
*/
static fs_t devfs_fs = {
.fsname = DEVFS_FSNAME,
.mount = devfs_mount,
.sblist_head = SLIST_HEAD_INITIALIZER(),
};
FS_GIANT_INIT(&devfs_fs.fs_giant);
/*
* Inherit ramfs and override what's needed.
*/
fs_inherit_vnops(&devfs_vnode_ops, &ramfs_vnode_ops);
vn_devfs = fs_create_pseudofs_root(&devfs_fs, VDEV_MJNR_DEVFS);
if (!vn_devfs)
return -ENOMEM;
/*
* It's perfectly ok to set a new delete_vnode() function
* as sb struct is always a fresh struct so altering it
* doesn't really break functionality for anyone else than us.
*/
struct fs_superblock * sb = vn_devfs->sb;
sb->delete_vnode = devfs_delete_vnode;
sb->umount = devfs_umount;
/*
* Finally register our creation with fs subsystem.
*/
fs_register(&devfs_fs);
_devfs_create_specials();
return 0;
}
/*
* console_init
* This function will initialize debug console.
*/
void console_init()
{
/* Clear the console data. */
memset(&console_data, 0, sizeof(CONSOLE_DATA));
#ifdef CONFIG_SEMAPHORE
/* Create a semaphore to protect global console data. */
semaphore_create(&console_data.lock, 1, 1, SEMAPHORE_PRIORITY);
#endif
/* Register console with file system. */
fs_register(&console_fs);
#ifdef DEBUG_CONSOLE_INIT
/* Initialize DEBUG console. */
DEBUG_CONSOLE_INIT();
#endif
} /* console_init */
int main(int argc, char *argv[])
{
log_init(NAME);
log_msg(LOG_DEFAULT, LVL_NOTE, "HelenOS UDF 1.02 file system server");
if (argc == 3) {
if (!str_cmp(argv[1], "--instance"))
udf_vfs_info.instance = strtol(argv[2], NULL, 10);
else {
log_msg(LOG_DEFAULT, LVL_FATAL, "Unrecognized parameters");
return 1;
}
}
async_sess_t *vfs_sess =
service_connect_blocking(SERVICE_VFS, INTERFACE_VFS_DRIVER, 0);
if (!vfs_sess) {
log_msg(LOG_DEFAULT, LVL_FATAL, "Failed to connect to VFS");
return 2;
}
int rc = fs_register(vfs_sess, &udf_vfs_info, &udf_ops,
&udf_libfs_ops);
if (rc != EOK)
goto err;
rc = udf_idx_init();
if (rc != EOK)
goto err;
log_msg(LOG_DEFAULT, LVL_NOTE, "Accepting connections");
task_retval(0);
async_manager();
/* Not reached */
return 0;
err:
log_msg(LOG_DEFAULT, LVL_FATAL, "Failed to register file system (%d)", rc);
return rc;
}
int main(int argc, char **argv)
{
printf(NAME ": HelenOS FAT file system server\n");
if (argc == 3) {
if (!str_cmp(argv[1], "--instance"))
fat_vfs_info.instance = strtol(argv[2], NULL, 10);
else {
printf(NAME " Unrecognized parameters");
return -1;
}
}
int rc = fat_idx_init();
if (rc != EOK)
goto err;
async_sess_t *vfs_sess = service_connect_blocking(EXCHANGE_SERIALIZE,
SERVICE_VFS, 0, 0);
if (!vfs_sess) {
printf(NAME ": failed to connect to VFS\n");
return -1;
}
rc = fs_register(vfs_sess, &fat_vfs_info, &fat_ops, &fat_libfs_ops);
if (rc != EOK) {
fat_idx_fini();
goto err;
}
printf(NAME ": Accepting connections\n");
task_retval(0);
async_manager();
/* Not reached */
return 0;
err:
printf(NAME ": Failed to register file system (%d)\n", rc);
return rc;
}
int main(int argc, char **argv)
{
printf("%s: HelenOS ext4 file system server\n", NAME);
if (argc == 3) {
if (!str_cmp(argv[1], "--instance"))
ext4fs_vfs_info.instance = strtol(argv[2], NULL, 10);
else {
printf("%s: Unrecognized parameters\n", NAME);
return 1;
}
}
async_sess_t *vfs_sess = service_connect_blocking(EXCHANGE_SERIALIZE,
SERVICE_VFS, 0, 0);
if (!vfs_sess) {
printf("%s: Failed to connect to VFS\n", NAME);
return 2;
}
int rc = ext4fs_global_init();
if (rc != EOK) {
printf("%s: Global initialization failed\n", NAME);
return rc;
}
rc = fs_register(vfs_sess, &ext4fs_vfs_info, &ext4fs_ops,
&ext4fs_libfs_ops);
if (rc != EOK) {
printf("%s: Failed to register file system\n", NAME);
return rc;
}
printf("%s: Accepting connections\n", NAME);
task_retval(0);
async_manager();
/* Not reached */
return 0;
}
int __kinit__ fatfs_init(void)
{
int err;
SUBSYS_DEP(fs_init);
SUBSYS_DEP(proc_init);
SUBSYS_INIT("fatfs");
fatfs_sb_arr = kcalloc(configFATFS_MAX_MOUNTS, sizeof(struct fatfs_sb *));
if (!fatfs_sb_arr)
return -ENOMEM;
fs_inherit_vnops(&fatfs_vnode_ops, &nofs_vnode_ops);
err = ff_init();
if (err)
return err;
FS_GIANT_INIT(&fatfs_fs.fs_giant);
fs_register(&fatfs_fs);
return 0;
}
/**
* Initializes the nffs memory and data structures. This must be called before
* any nffs operations are attempted.
*
* @return 0 on success; nonzero on error.
*/
int
nffs_init(void)
{
int rc;
nffs_config_init();
nffs_cache_clear();
rc = os_mutex_init(&nffs_mutex);
if (rc != 0) {
return FS_EOS;
}
free(nffs_file_mem);
nffs_file_mem = malloc(
OS_MEMPOOL_BYTES(nffs_config.nc_num_files, sizeof (struct nffs_file)));
if (nffs_file_mem == NULL) {
return FS_ENOMEM;
}
free(nffs_inode_mem);
nffs_inode_mem = malloc(
OS_MEMPOOL_BYTES(nffs_config.nc_num_inodes,
sizeof (struct nffs_inode_entry)));
if (nffs_inode_mem == NULL) {
return FS_ENOMEM;
}
free(nffs_block_entry_mem);
nffs_block_entry_mem = malloc(
OS_MEMPOOL_BYTES(nffs_config.nc_num_blocks,
sizeof (struct nffs_hash_entry)));
if (nffs_block_entry_mem == NULL) {
return FS_ENOMEM;
}
free(nffs_cache_inode_mem);
nffs_cache_inode_mem = malloc(
OS_MEMPOOL_BYTES(nffs_config.nc_num_cache_inodes,
sizeof (struct nffs_cache_inode)));
if (nffs_cache_inode_mem == NULL) {
return FS_ENOMEM;
}
free(nffs_cache_block_mem);
nffs_cache_block_mem = malloc(
OS_MEMPOOL_BYTES(nffs_config.nc_num_cache_blocks,
sizeof (struct nffs_cache_block)));
if (nffs_cache_block_mem == NULL) {
return FS_ENOMEM;
}
free(nffs_dir_mem);
nffs_dir_mem = malloc(
OS_MEMPOOL_BYTES(nffs_config.nc_num_dirs,
sizeof (struct nffs_dir)));
if (nffs_dir_mem == NULL) {
return FS_ENOMEM;
}
rc = nffs_misc_reset();
if (rc != 0) {
return rc;
}
fs_register(&nffs_ops);
return 0;
}
