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47 lines
1.2 KiB
47 lines
1.2 KiB
#include "inc.h"
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#include <fcntl.h>
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#include <minix/vfsif.h>
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#include <minix/bdev.h>
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/*===========================================================================*
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* fs_sync *
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*===========================================================================*/
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int fs_sync()
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{
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/* Always mounted read only, so nothing to sync */
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return(OK); /* sync() can't fail */
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}
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/*===========================================================================*
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* fs_new_driver *
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*===========================================================================*/
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int fs_new_driver(void)
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{
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/* Set a new driver endpoint for this device. */
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dev_t dev;
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cp_grant_id_t label_gid;
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size_t label_len;
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char label[sizeof(fs_dev_label)];
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int r;
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dev = fs_m_in.m_vfs_fs_new_driver.device;
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label_gid = fs_m_in.m_vfs_fs_new_driver.grant;
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label_len = fs_m_in.m_vfs_fs_new_driver.path_len;
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if (label_len > sizeof(label))
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return(EINVAL);
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r = sys_safecopyfrom(fs_m_in.m_source, label_gid, (vir_bytes) 0,
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(vir_bytes) label, label_len);
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if (r != OK) {
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printf("ISOFS: fs_new_driver safecopyfrom failed (%d)\n", r);
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return(EINVAL);
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}
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bdev_driver(dev, label);
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return(OK);
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}
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