2 * Copyright (c) 2007, Novell Inc.
4 * This program is licensed under the BSD license, read LICENSE.BSD
5 * for further information
13 #ifndef SATSOLVER_REPODATA_H
14 #define SATSOLVER_REPODATA_H
16 #include "pooltypes.h"
24 typedef struct _Attrblobpage
26 /* mapped_at == -1 --> not loaded, otherwise offset into
27 store->blob_store. The size of the mapping is BLOB_PAGESIZE
28 except for the last page. */
29 unsigned int mapped_at;
31 /* file_size == 0 means the page is not backed by some file storage.
32 Otherwise it is L*2+(compressed ? 1 : 0), with L being the data
37 typedef struct _Repodata {
38 struct _Repo *repo; /* back pointer to repo */
40 int state; /* available, stub or error */
42 void (*loadcallback)(struct _Repodata *);
44 int start; /* start of solvables this repodata is valid for */
45 int end; /* last solvable + 1 of this repodata */
47 FILE *fp; /* file pointer of solv file */
48 int error; /* corrupt solv file */
50 struct _Repokey *keys; /* keys, first entry is always zero */
51 unsigned int nkeys; /* length of keys array */
53 Id *schemata; /* schema -> offset into schemadata */
54 unsigned int nschemata; /* number of schemata */
56 Id *schemadata; /* schema storage */
57 unsigned int schemadatalen; /* schema storage size */
59 unsigned char *entryschemau8; /* schema for entry */
60 Id *entryschema; /* schema for entry */
62 Stringpool spool; /* local string pool */
63 int localpool; /* is local string pool used */
65 Dirpool dirpool; /* local dir pool */
67 unsigned char *incoredata; /* in-core data (flat_attrs) */
68 unsigned int incoredatalen; /* data len (attr_next_free) */
69 unsigned int incoredatafree; /* free data len */
71 Id *incoreoffset; /* offset for all entries (ent2attr) */
73 Id *verticaloffset; /* offset for all verticals, nkeys elements */
74 Id lastverticaloffset; /* end of verticals */
76 unsigned char *blob_store;
79 unsigned int num_pages;
81 /* mapped[i] is zero if nothing is mapped at logical page I,
82 otherwise it contains the pagenumber plus one (of the mapped page). */
84 unsigned int nmapped, ncanmap;
85 unsigned int rr_counter;
87 unsigned char *vincore;
88 unsigned int vincorelen;
90 Id **attrs; /* un-internalized attributes */
91 unsigned char *attrdata; /* their string data space */
92 unsigned int attrdatalen;
93 Id *attriddata; /* their id space */
94 unsigned int attriddatalen;
98 #define REPODATA_AVAILABLE 0
99 #define REPODATA_STUB 1
100 #define REPODATA_ERROR 2
101 #define REPODATA_STORE 3
103 void repodata_search(Repodata *data, Id entry, Id keyname, int (*callback)(void *cbdata, Solvable *s, Repodata *data, struct _Repokey *key, struct _KeyValue *kv), void *cbdata);
104 const char *repodata_lookup_str(Repodata *data, Id entry, Id keyid);
106 void repodata_extend(Repodata *data, Id p);
108 void repodata_set_id(Repodata *data, Id entry, Id keyname, Id id);
109 void repodata_set_num(Repodata *data, Id entry, Id keyname, Id num);
110 void repodata_set_poolstr(Repodata *data, Id entry, Id keyname, const char *str);
111 void repodata_set_constant(Repodata *data, Id entry, Id keyname, Id constant);
112 void repodata_set_void(Repodata *data, Id entry, Id keyname);
113 void repodata_set_str(Repodata *data, Id entry, Id keyname, const char *str);
114 void repodata_add_dirnumnum(Repodata *data, Id entry, Id keyname, Id dir, Id num, Id num2);
116 void repodata_internalize(Repodata *data);
118 Id repodata_str2dir(Repodata *data, const char *dir, int create);
120 unsigned int repodata_compress_page(unsigned char *, unsigned int, unsigned char *, unsigned int);
121 void repodata_read_or_setup_pages(Repodata *data, unsigned int pagesz, unsigned int blobsz);
123 #endif /* SATSOLVER_REPODATA_H */