/*
* Copyright (c) 2007, Novell Inc.
*
* This program is licensed under the BSD license, read LICENSE.BSD
* for further information
*/
/*
* repodata.h
*
*/
#ifndef LIBSOLV_REPODATA_H
#define LIBSOLV_REPODATA_H
#include <stdio.h>
#include "pooltypes.h"
#include "pool.h"
#include "dirpool.h"
#ifdef LIBSOLV_INTERNAL
#include "repopage.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
#define SIZEOF_MD5 16
#define SIZEOF_SHA1 20
#define SIZEOF_SHA224 28
#define SIZEOF_SHA256 32
#define SIZEOF_SHA384 48
#define SIZEOF_SHA512 64
struct s_Repo;
struct s_KeyValue;
typedef struct s_Repokey {
Id name;
Id type; /* REPOKEY_TYPE_xxx */
unsigned int size;
unsigned int storage; /* KEY_STORAGE_xxx */
} Repokey;
#define KEY_STORAGE_DROPPED 0
#define KEY_STORAGE_SOLVABLE 1
#define KEY_STORAGE_INCORE 2
#define KEY_STORAGE_VERTICAL_OFFSET 3
#ifdef LIBSOLV_INTERNAL
struct dircache;
#endif
/* repodata states */
#define REPODATA_AVAILABLE 0
#define REPODATA_STUB 1
#define REPODATA_ERROR 2
#define REPODATA_STORE 3
#define REPODATA_LOADING 4
/* repodata filelist types */
/* note that FILELIST_FILTERED means that the data contains a filtered
* filelist *AND* that it is authoritative for all included solvables. */
#define REPODATA_FILELIST_FILTERED 1
#define REPODATA_FILELIST_EXTENSION 2
typedef struct s_Repodata {
Id repodataid; /* our id */
struct s_Repo *repo; /* back pointer to repo */
int state; /* available, stub or error */
void (*loadcallback)(struct s_Repodata *);
int start; /* start of solvables this repodata is valid for */
int end; /* last solvable + 1 of this repodata */
Repokey *keys; /* keys, first entry is always zero */
int nkeys; /* length of keys array */
unsigned char keybits[32]; /* keyname hash */
Id *schemata; /* schema -> offset into schemadata */
int nschemata; /* number of schemata */
Id *schemadata; /* schema storage */
Stringpool spool; /* local string pool */
int localpool; /* is local string pool used */
Dirpool dirpool; /* local dir pool */
#ifdef LIBSOLV_INTERNAL
FILE *fp; /* file pointer of solv file */
int error; /* corrupt solv file */
int filelisttype; /* type of filelist */
Id *filelistfilter; /* filelist filter used */
char *filelistfilterdata; /* filelist filter string space */
unsigned int schemadatalen; /* schema storage size */
Id *schematahash; /* unification helper */
unsigned char *incoredata; /* in-core data */
unsigned int incoredatalen; /* in-core data used */
unsigned int incoredatafree; /* free data len */
Id mainschema; /* SOLVID_META schema */
Id *mainschemaoffsets; /* SOLVID_META offsets into incoredata */
Id *incoreoffset; /* offset for all entries */
Id *verticaloffset; /* offset for all verticals, nkeys elements */
Id lastverticaloffset; /* end of verticals */
Repopagestore store; /* our page store */
Id storestate; /* incremented every time the store might change */
unsigned char *vincore; /* internal vertical data */
unsigned int vincorelen; /* data size */
Id **attrs; /* un-internalized attributes */
Id **xattrs; /* anonymous handles */
int nxattrs; /* number of handles */
unsigned char *attrdata; /* their string data space */
unsigned int attrdatalen; /* its len */
Id *attriddata; /* their id space */
unsigned int attriddatalen; /* its len */
unsigned long long *attrnum64data; /* their 64bit num data space */
unsigned int attrnum64datalen; /* its len */
/* array cache to speed up repodata_add functions*/
Id lasthandle;
Id lastkey;
Id lastdatalen;
/* directory cache to speed up repodata_str2dir */
struct dircache *dircache;
#endif
} Repodata;
#define SOLVID_META -1
#define SOLVID_POS -2
/*-----
* management functions
*/
void repodata_initdata(Repodata *data, struct s_Repo *repo, int localpool);
void repodata_freedata(Repodata *data);
void repodata_free(Repodata *data);
void repodata_empty(Repodata *data, int localpool);
void repodata_load(Repodata *data);
/*
* key management functions
*/
Id repodata_key2id(Repodata *data, Repokey *key, int create);
static inline Repokey *
repodata_id2key(Repodata *data, Id keyid)
{
return data->keys + keyid;
}
/*
* schema management functions
*/
Id repodata_schema2id(Repodata *data, Id *schema, int create);
void repodata_free_schemahash(Repodata *data);
static inline Id *
repodata_id2schema(Repodata *data, Id schemaid)
{
return data->schemadata + data->schemata[schemaid];
}
/*
* data search and access
*/
/* check if there is a chance that the repodata contains data for
* the specified keyname */
static inline int
repodata_precheck_keyname(Repodata *data, Id keyname)
{
unsigned char x = data->keybits[(keyname >> 3) & (sizeof(data->keybits) - 1)];
return x && (x & (1 << (keyname & 7))) ? 1 : 0;
}
/* check if the repodata contains data for the specified keyname */
static inline int
repodata_has_keyname(Repodata *data, Id keyname)
{
int i;
if (!repodata_precheck_keyname(data, keyname))
return 0;
for (i = 1; i < data->nkeys; i++)
if (data->keys[i].name == keyname)
return 1;
return 0;
}
/* search key <keyname> (all keys, if keyname == 0) for Id <solvid>
* Call <callback> for each match */
void repodata_search(Repodata *data, Id solvid, Id keyname, int flags, int (*callback)(void *cbdata, Solvable *s, Repodata *data, Repokey *key, struct s_KeyValue *kv), void *cbdata);
void repodata_search_keyskip(Repodata *data, Id solvid, Id keyname, int flags, Id *keyskip, int (*callback)(void *cbdata, Solvable *s, Repodata *data, Repokey *key, struct s_KeyValue *kv), void *cbdata);
void repodata_search_arrayelement(Repodata *data, Id solvid, Id keyname, int flags, struct s_KeyValue *kv, int (*callback)(void *cbdata, Solvable *s, Repodata *data, Repokey *key, struct s_KeyValue *kv), void *cbdata);
/* Make sure the found KeyValue has the "str" field set. Return "str"
* if valid, NULL if not possible */
const char *repodata_stringify(Pool *pool, Repodata *data, Repokey *key, struct s_KeyValue *kv, int flags);
/* filelist filter support */
void repodata_set_filelisttype(Repodata *data, int filelisttype);
int repodata_filelistfilter_matches(Repodata *data, const char *str);
void repodata_free_filelistfilter(Repodata *data);
/* lookup functions */
Id repodata_lookup_type(Repodata *data, Id solvid, Id keyname);
Id repodata_lookup_id(Repodata *data, Id solvid, Id keyname);
const char *repodata_lookup_str(Repodata *data, Id solvid, Id keyname);
unsigned long long repodata_lookup_num(Repodata *data, Id solvid, Id keyname, unsigned long long notfound);
int repodata_lookup_void(Repodata *data, Id solvid, Id keyname);
const unsigned char *repodata_lookup_bin_checksum(Repodata *data, Id solvid, Id keyname, Id *typep);
int repodata_lookup_idarray(Repodata *data, Id solvid, Id keyname, Queue *q);
const void *repodata_lookup_binary(Repodata *data, Id solvid, Id keyname, int *lenp);
/* internal, used in fileprovides code */
const unsigned char *repodata_lookup_packed_dirstrarray(Repodata *data, Id solvid, Id keyname);
/* internal, fill keyskip array with data */
Id *repodata_fill_keyskip(Repodata *data, Id solvid, Id *keyskip);
/*-----
* data assignment functions
*/
/*
* extend the data so that it contains the specified solvables
* (no longer needed, as the repodata_set functions autoextend)
*/
void repodata_extend(Repodata *data, Id p);
void repodata_extend_block(Repodata *data, Id p, int num);
void repodata_shrink(Repodata *data, int end);
/* internalize freshly set data, so that it is found by the search
* functions and written out */
void repodata_internalize(Repodata *data);
/* create an anonymous handle. useful for substructures like
* fixarray/flexarray */
Id repodata_new_handle(Repodata *data);
/* basic types: void, num, string, Id */
void repodata_set_void(Repodata *data, Id solvid, Id keyname);
void repodata_set_num(Repodata *data, Id solvid, Id keyname, unsigned long long num);
void repodata_set_id(Repodata *data, Id solvid, Id keyname, Id id);
void repodata_set_str(Repodata *data, Id solvid, Id keyname, const char *str);
void repodata_set_binary(Repodata *data, Id solvid, Id keyname, void *buf, int len);
/* create id from string, then set_id */
void repodata_set_poolstr(Repodata *data, Id solvid, Id keyname, const char *str);
/* set numeric constant */
void repodata_set_constant(Repodata *data, Id solvid, Id keyname, unsigned int constant);
/* set Id constant */
void repodata_set_constantid(Repodata *data, Id solvid, Id keyname, Id id);
/* checksum */
void repodata_set_bin_checksum(Repodata *data, Id solvid, Id keyname, Id type,
const unsigned char *buf);
void repodata_set_checksum(Repodata *data, Id solvid, Id keyname, Id type,
const char *str);
void repodata_set_idarray(Repodata *data, Id solvid, Id keyname, Queue *q);
/* directory (for package file list) */
void repodata_add_dirnumnum(Repodata *data, Id solvid, Id keyname, Id dir, Id num, Id num2);
void repodata_add_dirstr(Repodata *data, Id solvid, Id keyname, Id dir, const char *str);
void repodata_free_dircache(Repodata *data);
/* arrays */
void repodata_add_idarray(Repodata *data, Id solvid, Id keyname, Id id);
void repodata_add_poolstr_array(Repodata *data, Id solvid, Id keyname, const char *str);
void repodata_add_fixarray(Repodata *data, Id solvid, Id keyname, Id ghandle);
void repodata_add_flexarray(Repodata *data, Id solvid, Id keyname, Id ghandle);
/* generic */
void repodata_set_kv(Repodata *data, Id solvid, Id keyname, Id keytype, struct s_KeyValue *kv);
void repodata_unset(Repodata *data, Id solvid, Id keyname);
void repodata_unset_uninternalized(Repodata *data, Id solvid, Id keyname);
/*
merge/swap attributes from one solvable to another
works only if the data is not yet internalized
*/
void repodata_merge_attrs(Repodata *data, Id dest, Id src);
void repodata_merge_some_attrs(Repodata *data, Id dest, Id src, Map *keyidmap, int overwrite);
void repodata_swap_attrs(Repodata *data, Id dest, Id src);
Repodata *repodata_create_stubs(Repodata *data);
/*
* load all paged data, used to speed up copying in repo_rpmdb
*/
void repodata_disable_paging(Repodata *data);
/* helper functions */
Id repodata_globalize_id(Repodata *data, Id id, int create);
Id repodata_localize_id(Repodata *data, Id id, int create);
Id repodata_translate_id(Repodata *data, Repodata *fromdata, Id id, int create);
Id repodata_translate_dir_slow(Repodata *data, Repodata *fromdata, Id dir, int create, Id *cache);
Id repodata_str2dir(Repodata *data, const char *dir, int create);
const char *repodata_dir2str(Repodata *data, Id did, const char *suf);
const char *repodata_chk2str(Repodata *data, Id type, const unsigned char *buf);
void repodata_set_location(Repodata *data, Id solvid, int medianr, const char *dir, const char *file);
void repodata_set_deltalocation(Repodata *data, Id handle, int medianr, const char *dir, const char *file);
void repodata_set_sourcepkg(Repodata *data, Id solvid, const char *sourcepkg);
/* uninternalized data lookup / search */
Repokey *repodata_lookup_kv_uninternalized(Repodata *data, Id solvid, Id keyname, struct s_KeyValue *kv);
void repodata_search_uninternalized(Repodata *data, Id solvid, Id keyname, int flags, int (*callback)(void *cbdata, Solvable *s, Repodata *data, Repokey *key, struct s_KeyValue *kv), void *cbdata);
/* stats */
unsigned int repodata_memused(Repodata *data);
static inline Id
repodata_translate_dir(Repodata *data, Repodata *fromdata, Id dir, int create, Id *cache)
{
if (cache && dir && cache[(dir & 255) * 2] == dir)
return cache[(dir & 255) * 2 + 1];
return repodata_translate_dir_slow(data, fromdata, dir, create, cache);
}
static inline Id *
repodata_create_dirtranscache(Repodata *data)
{
return (Id *)solv_calloc(256, sizeof(Id) * 2);
}
static inline Id *
repodata_free_dirtranscache(Id *cache)
{
return (Id *)solv_free(cache);
}
#ifdef __cplusplus
}
#endif
#endif /* LIBSOLV_REPODATA_H */