/* * linux/fs/hfsplus/xattr_trusted.c * * Vyacheslav Dubeyko <slava@dubeyko.com> * * Handler for storing security labels as extended attributes. */ #include <linux/security.h> #include <linux/nls.h> #include "hfsplus_fs.h" #include "xattr.h" #include "acl.h" static int hfsplus_security_getxattr(const struct xattr_handler *handler, struct dentry *unused, struct inode *inode, const char *name, void *buffer, size_t size) { return hfsplus_getxattr(inode, name, buffer, size, XATTR_SECURITY_PREFIX, XATTR_SECURITY_PREFIX_LEN); } static int hfsplus_security_setxattr(const struct xattr_handler *handler, struct dentry *unused, struct inode *inode, const char *name, const void *buffer, size_t size, int flags) { return hfsplus_setxattr(inode, name, buffer, size, flags, XATTR_SECURITY_PREFIX, XATTR_SECURITY_PREFIX_LEN); } static int hfsplus_initxattrs(struct inode *inode, const struct xattr *xattr_array, void *fs_info) { const struct xattr *xattr; char *xattr_name; int err = 0; xattr_name = kmalloc(NLS_MAX_CHARSET_SIZE * HFSPLUS_ATTR_MAX_STRLEN + 1, GFP_KERNEL); if (!xattr_name) return -ENOMEM; for (xattr = xattr_array; xattr->name != NULL; xattr++) { if (!strcmp(xattr->name, "")) continue; strcpy(xattr_name, XATTR_SECURITY_PREFIX); strcpy(xattr_name + XATTR_SECURITY_PREFIX_LEN, xattr->name); memset(xattr_name + XATTR_SECURITY_PREFIX_LEN + strlen(xattr->name), 0, 1); err = __hfsplus_setxattr(inode, xattr_name, xattr->value, xattr->value_len, 0); if (err) break; } kfree(xattr_name); return err; } int hfsplus_init_security(struct inode *inode, struct inode *dir, const struct qstr *qstr) { return security_inode_init_security(inode, dir, qstr, &hfsplus_initxattrs, NULL); } int hfsplus_init_inode_security(struct inode *inode, struct inode *dir, const struct qstr *qstr) { int err; err = hfsplus_init_posix_acl(inode, dir); if (!err) err = hfsplus_init_security(inode, dir, qstr); return err; } const struct xattr_handler hfsplus_xattr_security_handler = { .prefix = XATTR_SECURITY_PREFIX, .get = hfsplus_security_getxattr, .set = hfsplus_security_setxattr, }; e49e'/><select name='qt'> <option value='grep'>log msg</option> <option value='author'>author</option> <option value='committer'>committer</option> <option value='range'>range</option> </select> <input class='txt' type='search' size='10' name='q' value=''/> <input type='submit' value='search'/> </form> </td></tr></table> <div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=238443df8154696018fd01c1a7c8fb352b9ee49e'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/include?id=238443df8154696018fd01c1a7c8fb352b9ee49e'>include</a>/<a href='/cgit.cgi/linux/net-next.git/log/include/crypto?id=238443df8154696018fd01c1a7c8fb352b9ee49e'>crypto</a>/<a href='/cgit.cgi/linux/net-next.git/log/include/crypto/des.h?id=238443df8154696018fd01c1a7c8fb352b9ee49e'>des.h</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/include/crypto/des.h?id=238443df8154696018fd01c1a7c8fb352b9ee49e&showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>