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pciutils

    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);
   65: void pci_id_hash_free(struct pci_access *a);
   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);