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author | Henryk Plötz <henryk@ploetzli.ch> | 2014-10-03 19:58:52 +0200 |
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committer | Henryk Plötz <henryk@ploetzli.ch> | 2014-10-03 19:58:52 +0200 |
commit | 0e5b2871ca6456b01d4bf037a6e68badf1ff1a41 (patch) | |
tree | 97b95b74c9618d85da9aa9451a55a819cd7b1c2e /cdb.h | |
download | tinydnssec-0e5b2871ca6456b01d4bf037a6e68badf1ff1a41.tar.gz tinydnssec-0e5b2871ca6456b01d4bf037a6e68badf1ff1a41.tar.bz2 |
Initial commit of djbdns-1.05.tar.gz
Source was http://cr.yp.to/djbdns/djbdns-1.05.tar.gz, SHA1 2efdb3a039d0c548f40936aa9cb30829e0ce8c3d
Diffstat (limited to 'cdb.h')
-rw-r--r-- | cdb.h | 37 |
1 files changed, 37 insertions, 0 deletions
@@ -0,0 +1,37 @@ +/* Public domain. */ + +#ifndef CDB_H +#define CDB_H + +#include "uint32.h" + +#define CDB_HASHSTART 5381 +extern uint32 cdb_hashadd(uint32,unsigned char); +extern uint32 cdb_hash(const char *,unsigned int); + +struct cdb { + char *map; /* 0 if no map is available */ + int fd; + uint32 size; /* initialized if map is nonzero */ + uint32 loop; /* number of hash slots searched under this key */ + uint32 khash; /* initialized if loop is nonzero */ + uint32 kpos; /* initialized if loop is nonzero */ + uint32 hpos; /* initialized if loop is nonzero */ + uint32 hslots; /* initialized if loop is nonzero */ + uint32 dpos; /* initialized if cdb_findnext() returns 1 */ + uint32 dlen; /* initialized if cdb_findnext() returns 1 */ +} ; + +extern void cdb_free(struct cdb *); +extern void cdb_init(struct cdb *,int fd); + +extern int cdb_read(struct cdb *,char *,unsigned int,uint32); + +extern void cdb_findstart(struct cdb *); +extern int cdb_findnext(struct cdb *,const char *,unsigned int); +extern int cdb_find(struct cdb *,const char *,unsigned int); + +#define cdb_datapos(c) ((c)->dpos) +#define cdb_datalen(c) ((c)->dlen) + +#endif |