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TOMOYO Linux Cross Reference
Linux/include/linux/cmdline-parser.h

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  1 /*
  2  * Parsing command line, get the partitions information.
  3  *
  4  * Written by Cai Zhiyong <caizhiyong@huawei.com>
  5  *
  6  */
  7 #ifndef CMDLINEPARSEH
  8 #define CMDLINEPARSEH
  9 
 10 #include <linux/blkdev.h>
 11 #include <linux/fs.h>
 12 #include <linux/slab.h>
 13 
 14 /* partition flags */
 15 #define PF_RDONLY                   0x01 /* Device is read only */
 16 #define PF_POWERUP_LOCK             0x02 /* Always locked after reset */
 17 
 18 struct cmdline_subpart {
 19         char name[BDEVNAME_SIZE]; /* partition name, such as 'rootfs' */
 20         sector_t from;
 21         sector_t size;
 22         int flags;
 23         struct cmdline_subpart *next_subpart;
 24 };
 25 
 26 struct cmdline_parts {
 27         char name[BDEVNAME_SIZE]; /* block device, such as 'mmcblk0' */
 28         unsigned int nr_subparts;
 29         struct cmdline_subpart *subpart;
 30         struct cmdline_parts *next_parts;
 31 };
 32 
 33 void cmdline_parts_free(struct cmdline_parts **parts);
 34 
 35 int cmdline_parts_parse(struct cmdline_parts **parts, const char *cmdline);
 36 
 37 struct cmdline_parts *cmdline_parts_find(struct cmdline_parts *parts,
 38                                          const char *bdev);
 39 
 40 int cmdline_parts_set(struct cmdline_parts *parts, sector_t disk_size,
 41                       int slot,
 42                       int (*add_part)(int, struct cmdline_subpart *, void *),
 43                       void *param);
 44 
 45 #endif /* CMDLINEPARSEH */
 46 

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