[thirdparty/pciutils.git] / lib / names.h

/*
 *	The PCI Library -- ID to Name Translation
 *
 *	Copyright (c) 1997--2008 Martin Mares <mj@ucw.cz>
 *
 *	Can be freely distributed and used under the terms of the GNU GPL.
 */

#define MAX_LINE 1024

/* names-hash.c */

struct id_entry {
  struct id_entry *next;
  u32 id12, id34;
  byte cat;
  byte src;
  char name[1];
};

enum id_entry_type {
  ID_UNKNOWN,
  ID_VENDOR,
  ID_DEVICE,
  ID_SUBSYSTEM,
  ID_GEN_SUBSYSTEM,
  ID_CLASS,
  ID_SUBCLASS,
  ID_PROGIF
};

enum id_entry_src {
  SRC_UNKNOWN,
  SRC_CACHE,
  SRC_NET,
  SRC_LOCAL,
};

#define BUCKET_SIZE 8192
#define HASH_SIZE 4099

static inline u32 id_pair(unsigned int x, unsigned int y)
{
  return ((x << 16) | y);
}

static inline unsigned int pair_first(unsigned int x)
{
  return (x >> 16) & 0xffff;
}

static inline unsigned int pair_second(unsigned int x)
{
  return x & 0xffff;
}

int pci_id_insert(struct pci_access *a, int cat, int id1, int id2, int id3, int id4, char *text, enum id_entry_src src);
char *pci_id_lookup(struct pci_access *a, int flags, int cat, int id1, int id2, int id3, int id4);

/* names-cache.c */

int pci_id_cache_load(struct pci_access *a, int flags);
void pci_id_cache_dirty(struct pci_access *a);
void pci_id_cache_flush(struct pci_access *a);
void pci_id_hash_free(struct pci_access *a);

/* names-dns.c */

char *pci_id_net_lookup(struct pci_access *a, int cat, int id1, int id2, int id3, int id4);
Commit	Line	Data
752d4d9a MM	1	/*
	2	* The PCI Library -- ID to Name Translation
	3	*
	4	* Copyright (c) 1997--2008 Martin Mares <mj@ucw.cz>
	5	*
	6	* Can be freely distributed and used under the terms of the GNU GPL.
	7	*/
	8
	9	#define MAX_LINE 1024
	10
	11	/* names-hash.c */
	12
	13	struct id_entry {
	14	struct id_entry *next;
	15	u32 id12, id34;
	16	byte cat;
	17	byte src;
	18	char name[1];
	19	};
	20
	21	enum id_entry_type {
	22	ID_UNKNOWN,
	23	ID_VENDOR,
	24	ID_DEVICE,
	25	ID_SUBSYSTEM,
	26	ID_GEN_SUBSYSTEM,
	27	ID_CLASS,
	28	ID_SUBCLASS,
	29	ID_PROGIF
	30	};
	31
	32	enum id_entry_src {
	33	SRC_UNKNOWN,
	34	SRC_CACHE,
	35	SRC_NET,
	36	SRC_LOCAL,
	37	};
	38
	39	#define BUCKET_SIZE 8192
	40	#define HASH_SIZE 4099
	41
	42	static inline u32 id_pair(unsigned int x, unsigned int y)
	43	{
	44	return ((x << 16) \| y);
	45	}
	46
	47	static inline unsigned int pair_first(unsigned int x)
	48	{
	49	return (x >> 16) & 0xffff;
	50	}
	51
	52	static inline unsigned int pair_second(unsigned int x)
	53	{
	54	return x & 0xffff;
	55	}
	56
	57	int pci_id_insert(struct pci_access a, int cat, int id1, int id2, int id3, int id4, char text, enum id_entry_src src);
	58	char pci_id_lookup(struct pci_access a, int flags, int cat, int id1, int id2, int id3, int id4);
	59
	60	/* names-cache.c */
	61
	62	int pci_id_cache_load(struct pci_access *a, int flags);
	63	void pci_id_cache_dirty(struct pci_access *a);
	64	void pci_id_cache_flush(struct pci_access *a);
c953c309	65	void pci_id_hash_free(struct pci_access *a);
752d4d9a MM	66
	67	/* names-dns.c */
	68
	69	char pci_id_net_lookup(struct pci_access a, int cat, int id1, int id2, int id3, int id4);