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repo.c
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/*
* Copyright (c) 2007, Novell Inc.
*
* This program is licensed under the BSD license, read LICENSE.BSD
* for further information
*/
/*
* repo.c
*
* Manage metadata coming from one repository
*
*/
#define _GNU_SOURCE
#include <string.h>
#include <fnmatch.h>
#include <stdio.h>
#include <stdlib.h>
#include "repo.h"
#include "pool.h"
#include "poolid_private.h"
#include "util.h"
#include "chksum.h"
#define IDARRAY_BLOCK 4095
/*
* create empty repo
* and add to pool
*/
Repo *
repo_create(Pool *pool, const char *name)
{
Repo *repo;
pool_freewhatprovides(pool);
repo = (Repo *)solv_calloc(1, sizeof(*repo));
if (!pool->nrepos)
{
pool->nrepos = 1; /* start with repoid 1 */
pool->repos = (Repo **)solv_calloc(2, sizeof(Repo *));
}
else
pool->repos = (Repo **)solv_realloc2(pool->repos, pool->nrepos + 1, sizeof(Repo *));
pool->repos[pool->nrepos] = repo;
pool->urepos++;
repo->repoid = pool->nrepos++;
repo->name = name ? solv_strdup(name) : 0;
repo->pool = pool;
repo->start = pool->nsolvables;
repo->end = pool->nsolvables;
repo->nsolvables = 0;
return repo;
}
void
repo_freedata(Repo *repo)
{
int i;
for (i = 1; i < repo->nrepodata; i++)
repodata_freedata(repo->repodata + i);
solv_free(repo->repodata);
solv_free(repo->idarraydata);
solv_free(repo->rpmdbid);
solv_free(repo->lastidhash);
solv_free((char *)repo->name);
solv_free(repo);
}
/* delete all solvables and repodata blocks from this repo */
void
repo_empty(Repo *repo, int reuseids)
{
Pool *pool = repo->pool;
Solvable *s;
int i;
pool_freewhatprovides(pool);
if (reuseids && repo->end == pool->nsolvables)
{
/* it's ok to reuse the ids. As this is the last repo, we can
just shrink the solvable array */
for (i = repo->end - 1, s = pool->solvables + i; i >= repo->start; i--, s--)
if (s->repo != repo)
break;
pool_free_solvable_block(pool, i + 1, repo->end - (i + 1), reuseids);
repo->end = i + 1;
}
/* zero out (i.e. free) solvables belonging to this repo */
for (i = repo->start, s = pool->solvables + i; i < repo->end; i++, s++)
if (s->repo == repo)
memset(s, 0, sizeof(*s));
repo->end = repo->start;
repo->nsolvables = 0;
/* free all data belonging to this repo */
repo->idarraydata = solv_free(repo->idarraydata);
repo->idarraysize = 0;
repo->lastoff = 0;
repo->rpmdbid = solv_free(repo->rpmdbid);
for (i = 1; i < repo->nrepodata; i++)
repodata_freedata(repo->repodata + i);
solv_free(repo->repodata);
repo->repodata = 0;
repo->nrepodata = 0;
}
/*
* remove repo from pool, delete solvables
*
*/
void
repo_free(Repo *repo, int reuseids)
{
Pool *pool = repo->pool;
int i;
if (repo == pool->installed)
pool->installed = 0;
repo_empty(repo, reuseids);
for (i = 1; i < pool->nrepos; i++) /* find repo in pool */
if (pool->repos[i] == repo)
break;
if (i == pool->nrepos) /* repo not in pool, return */
return;
if (i == pool->nrepos - 1 && reuseids)
pool->nrepos--;
else
pool->repos[i] = 0;
pool->urepos--;
repo_freedata(repo);
}
Id
repo_add_solvable(Repo *repo)
{
Id p = pool_add_solvable(repo->pool);
if (!repo->start || repo->start == repo->end)
repo->start = repo->end = p;
/* warning: sidedata must be extended before adapting start/end */
if (repo->rpmdbid)
repo->rpmdbid = (Id *)repo_sidedata_extend(repo, repo->rpmdbid, sizeof(Id), p, 1);
if (p < repo->start)
repo->start = p;
if (p + 1 > repo->end)
repo->end = p + 1;
repo->nsolvables++;
repo->pool->solvables[p].repo = repo;
return p;
}
Id
repo_add_solvable_block(Repo *repo, int count)
{
Id p;
Solvable *s;
if (!count)
return 0;
p = pool_add_solvable_block(repo->pool, count);
if (!repo->start || repo->start == repo->end)
repo->start = repo->end = p;
/* warning: sidedata must be extended before adapting start/end */
if (repo->rpmdbid)
repo->rpmdbid = (Id *)repo_sidedata_extend(repo, repo->rpmdbid, sizeof(Id), p, count);
if (p < repo->start)
repo->start = p;
if (p + count > repo->end)
repo->end = p + count;
repo->nsolvables += count;
for (s = repo->pool->solvables + p; count--; s++)
s->repo = repo;
return p;
}
void
repo_free_solvable(Repo *repo, Id p, int reuseids)
{
repo_free_solvable_block(repo, p, 1, reuseids);
}
void
repo_free_solvable_block(Repo *repo, Id start, int count, int reuseids)
{
Solvable *s;
Repodata *data;
int i;
if (start + count == repo->end)
repo->end -= count;
repo->nsolvables -= count;
for (s = repo->pool->solvables + start, i = count; i--; s++)
s->repo = 0;
pool_free_solvable_block(repo->pool, start, count, reuseids);
FOR_REPODATAS(repo, i, data)
{
int dstart, dend;
if (data->end > repo->end)
repodata_shrink(data, repo->end);
dstart = data->start > start ? data->start : start;
dend = data->end < start + count ? data->end : start + count;
if (dstart < dend)
{
if (data->attrs)
{
int j;
for (j = dstart; j < dend; j++)
data->attrs[j - data->start] = solv_free(data->attrs[j - data->start]);
if (data->lasthandle >= dstart && data->lasthandle < dend)
data->lasthandle = 0;
}
if (data->incoreoffset)
memset(data->incoreoffset + (dstart - data->start), 0, (dend - dstart) * sizeof(Id));
}
}
}
/* specialized version of repo_add_solvable_block that inserts the new solvable
* block before the indicated repo, which gets relocated.
* used in repo_add_rpmdb
*/
Id
repo_add_solvable_block_before(Repo *repo, int count, Repo *beforerepo)
{
Pool *pool = repo->pool;
Id p;
Solvable *s;
Repodata *data;
int i;
if (!count || !beforerepo || beforerepo->end != pool->nsolvables || beforerepo->start == beforerepo->end)
return repo_add_solvable_block(repo, count);
p = beforerepo->start;
/* make sure all solvables belong to beforerepo */
for (i = p, s = pool->solvables + i; i < beforerepo->end; i++, s++)
if (s->repo && s->repo != beforerepo)
return repo_add_solvable_block(repo, count);
/* now move beforerepo to back */
pool_add_solvable_block(pool, count); /* must return beforerepo->end! */
memmove(pool->solvables + p + count, pool->solvables + p, (beforerepo->end - p) * sizeof(Solvable));
memset(pool->solvables + p, 0, sizeof(Solvable) * count);
/* adapt repodata */
FOR_REPODATAS(beforerepo, i, data)
{
if (data->start < p)
continue;
data->start += count;
data->end += count;
}
beforerepo->start += count;
beforerepo->end += count;
/* we now have count free solvables at id p */
/* warning: sidedata must be extended before adapting start/end */
if (repo->rpmdbid)
repo->rpmdbid = (Id *)repo_sidedata_extend(repo, repo->rpmdbid, sizeof(Id), p, count);
if (p < repo->start)
repo->start = p;
if (p + count > repo->end)
repo->end = p + count;
repo->nsolvables += count;
for (s = pool->solvables + p; count--; s++)
s->repo = repo;
return p;
}
/* repository sidedata is solvable data allocated on demand.
* It is used for data that is normally not present
* in the solvable like the rpmdbid.
* The solvable allocation funcions need to make sure that
* the sidedata gets extended if new solvables get added.
*/
#define REPO_SIDEDATA_BLOCK 63
void *
repo_sidedata_create(Repo *repo, size_t size)
{
return solv_calloc_block(repo->end - repo->start, size, REPO_SIDEDATA_BLOCK);
}
void *
repo_sidedata_extend(Repo *repo, void *b, size_t size, Id p, int count)
{
int n = repo->end - repo->start;
if (p < repo->start)
{
int d = repo->start - p;
b = solv_extend(b, n, d, size, REPO_SIDEDATA_BLOCK);
memmove((char *)b + d * size, b, n * size);
memset(b, 0, d * size);
n += d;
}
if (p + count > repo->end)
{
int d = p + count - repo->end;
b = solv_extend(b, n, d, size, REPO_SIDEDATA_BLOCK);
memset((char *)b + n * size, 0, d * size);
}
return b;
}
/*
* add Id to idarraydata used to store dependencies
* olddeps: old array offset to extend
* returns new array offset
*/
Offset
repo_addid(Repo *repo, Offset olddeps, Id id)
{
Id *idarray;
int idarraysize;
int i;
idarray = repo->idarraydata;
idarraysize = repo->idarraysize;
if (!idarray) /* alloc idarray if not done yet */
{
idarraysize = 1;
idarray = solv_extend_resize(0, 1, sizeof(Id), IDARRAY_BLOCK);
idarray[0] = 0;
repo->lastoff = 0;
}
if (!olddeps) /* no deps yet */
{
olddeps = idarraysize;
idarray = solv_extend(idarray, idarraysize, 1, sizeof(Id), IDARRAY_BLOCK);
}
else if (olddeps == repo->lastoff) /* extend at end */
idarraysize--;
else /* can't extend, copy old */
{
i = olddeps;
olddeps = idarraysize;
for (; idarray[i]; i++)
{
idarray = solv_extend(idarray, idarraysize, 1, sizeof(Id), IDARRAY_BLOCK);
idarray[idarraysize++] = idarray[i];
}
idarray = solv_extend(idarray, idarraysize, 1, sizeof(Id), IDARRAY_BLOCK);
}
idarray[idarraysize++] = id; /* insert Id into array */
idarray = solv_extend(idarray, idarraysize, 1, sizeof(Id), IDARRAY_BLOCK);
idarray[idarraysize++] = 0; /* ensure NULL termination */
repo->idarraydata = idarray;
repo->idarraysize = idarraysize;
repo->lastoff = olddeps;
return olddeps;
}
#define REPO_ADDID_DEP_HASHTHRES 64
#define REPO_ADDID_DEP_HASHMIN 128
/*
* Optimization for packages with an excessive amount of provides/requires:
* if the number of deps exceed a threshold, we build a hash of the already
* seen ids.
*/
static Offset
repo_addid_dep_hash(Repo *repo, Offset olddeps, Id id, Id marker, int size)
{
Id oid, *oidp;
int before;
Hashval h, hh;
Id hid;
before = 0;
if (marker)
{
if (marker < 0)
{
marker = -marker;
before = 1;
}
if (marker == id)
marker = 0;
}
/* maintain hash and lastmarkerpos */
if (repo->lastidhash_idarraysize != repo->idarraysize || (Hashval)size * 2 > repo->lastidhash_mask || repo->lastmarker != marker)
{
repo->lastmarkerpos = 0;
if ((Hashval)size * 2 > repo->lastidhash_mask)
{
repo->lastidhash_mask = mkmask(size < REPO_ADDID_DEP_HASHMIN ? REPO_ADDID_DEP_HASHMIN : size);
repo->lastidhash = solv_realloc2(repo->lastidhash, repo->lastidhash_mask + 1, sizeof(Id));
}
memset(repo->lastidhash, 0, (repo->lastidhash_mask + 1) * sizeof(Id));
for (oidp = repo->idarraydata + olddeps; (oid = *oidp) != 0; oidp++)
{
h = oid & repo->lastidhash_mask;
hh = HASHCHAIN_START;
while (repo->lastidhash[h] != 0)
h = HASHCHAIN_NEXT(h, hh, repo->lastidhash_mask);
repo->lastidhash[h] = oid;
if (marker && oid == marker)
repo->lastmarkerpos = oidp - repo->idarraydata;
}
repo->lastmarker = marker;
repo->lastidhash_idarraysize = repo->idarraysize;
}
/* check the hash! */
h = id & repo->lastidhash_mask;
hh = HASHCHAIN_START;
while ((hid = repo->lastidhash[h]) != 0 && hid != id)
h = HASHCHAIN_NEXT(h, hh, repo->lastidhash_mask);
/* put new element in hash */
if (!hid)
repo->lastidhash[h] = id;
else if (marker == SOLVABLE_FILEMARKER && (!before || !repo->lastmarkerpos))
return olddeps;
if (marker && !before && !repo->lastmarkerpos)
{
/* we have to add the marker first */
repo->lastmarkerpos = repo->idarraysize - 1;
olddeps = repo_addid(repo, olddeps, marker);
/* now put marker in hash */
h = marker & repo->lastidhash_mask;
hh = HASHCHAIN_START;
while (repo->lastidhash[h] != 0)
h = HASHCHAIN_NEXT(h, hh, repo->lastidhash_mask);
repo->lastidhash[h] = marker;
repo->lastidhash_idarraysize = repo->idarraysize;
}
if (!hid)
{
/* new entry, insert in correct position */
if (marker && before && repo->lastmarkerpos)
{
/* need to add it before the marker */
olddeps = repo_addid(repo, olddeps, id); /* dummy to make room */
memmove(repo->idarraydata + repo->lastmarkerpos + 1, repo->idarraydata + repo->lastmarkerpos, (repo->idarraysize - repo->lastmarkerpos - 2) * sizeof(Id));
repo->idarraydata[repo->lastmarkerpos++] = id;
}
else
{
/* just append it to the end */
olddeps = repo_addid(repo, olddeps, id);
}
repo->lastidhash_idarraysize = repo->idarraysize;
return olddeps;
}
/* we already have it in the hash */
if (!marker)
return olddeps;
if (marker == SOLVABLE_FILEMARKER)
{
/* check if it is in the wrong half */
/* (we already made sure that "before" and "lastmarkerpos" are set, see above) */
for (oidp = repo->idarraydata + repo->lastmarkerpos + 1; (oid = *oidp) != 0; oidp++)
if (oid == id)
break;
if (!oid)
return olddeps;
/* yes, wrong half. copy it over */
memmove(repo->idarraydata + repo->lastmarkerpos + 1, repo->idarraydata + repo->lastmarkerpos, (oidp - (repo->idarraydata + repo->lastmarkerpos)) * sizeof(Id));
repo->idarraydata[repo->lastmarkerpos++] = id;
return olddeps;
}
if (before)
return olddeps;
/* check if it is in the correct half */
for (oidp = repo->idarraydata + repo->lastmarkerpos + 1; (oid = *oidp) != 0; oidp++)
if (oid == id)
return olddeps;
/* nope, copy it over */
for (oidp = repo->idarraydata + olddeps; (oid = *oidp) != 0; oidp++)
if (oid == id)
break;
if (!oid)
return olddeps; /* should not happen */
memmove(oidp, oidp + 1, (repo->idarraydata + repo->idarraysize - oidp - 2) * sizeof(Id));
repo->idarraydata[repo->idarraysize - 2] = id;
repo->lastmarkerpos--; /* marker has been moved */
return olddeps;
}
/*
* add dependency (as Id) to repo, also unifies dependencies
* olddeps = offset into idarraydata
* marker= 0 for normal dep
* marker > 0 add dep after marker
* marker < 0 add dep before -marker
* returns new start of dependency array
*/
Offset
repo_addid_dep(Repo *repo, Offset olddeps, Id id, Id marker)
{
Id oid, *oidp, *markerp;
int before;
if (!olddeps)
{
if (marker > 0)
olddeps = repo_addid(repo, olddeps, marker);
return repo_addid(repo, olddeps, id);
}
/* check if we should use the hash optimization */
if (olddeps == repo->lastoff)
{
int size = repo->idarraysize - 1 - repo->lastoff;
if (size >= REPO_ADDID_DEP_HASHTHRES)
return repo_addid_dep_hash(repo, olddeps, id, marker, size);
}
before = 0;
if (marker)
{
if (marker < 0)
{
marker = -marker;
before = 1;
}
if (marker == id)
marker = 0;
}
if (!marker)
{
for (oidp = repo->idarraydata + olddeps; (oid = *oidp) != 0; oidp++)
if (oid == id)
return olddeps;
return repo_addid(repo, olddeps, id);
}
markerp = 0;
for (oidp = repo->idarraydata + olddeps; (oid = *oidp) != 0; oidp++)
{
if (oid == marker)
markerp = oidp;
else if (oid == id)
break;
}
if (oid)
{
if (marker == SOLVABLE_FILEMARKER)
{
if (!markerp || !before)
return olddeps;
/* we found it, but in the second half */
memmove(markerp + 1, markerp, (oidp - markerp) * sizeof(Id));
*markerp = id;
return olddeps;
}
if (markerp || before)
return olddeps;
/* we found it, but in the first half */
markerp = oidp++;
for (; (oid = *oidp) != 0; oidp++)
if (oid == marker)
break;
if (!oid)
{
/* no marker in array yet */
oidp--;
if (markerp < oidp)
memmove(markerp, markerp + 1, (oidp - markerp) * sizeof(Id));
*oidp = marker;
return repo_addid(repo, olddeps, id);
}
while (oidp[1])
oidp++;
memmove(markerp, markerp + 1, (oidp - markerp) * sizeof(Id));
*oidp = id;
return olddeps;
}
/* id not yet in array */
if (!before && !markerp)
olddeps = repo_addid(repo, olddeps, marker);
else if (before && markerp)
{
*markerp++ = id;
id = *--oidp;
if (markerp < oidp)
memmove(markerp + 1, markerp, (oidp - markerp) * sizeof(Id));
*markerp = marker;
}
return repo_addid(repo, olddeps, id);
}
/* return standard marker for the keyname dependency.
* 1: return positive marker, -1: return negative marker
*/
Id
solv_depmarker(Id keyname, Id marker)
{
if (marker != 1 && marker != -1)
return marker;
if (keyname == SOLVABLE_PROVIDES)
return marker < 0 ? -SOLVABLE_FILEMARKER : SOLVABLE_FILEMARKER;
if (keyname == SOLVABLE_REQUIRES)
return marker < 0 ? -SOLVABLE_PREREQMARKER : SOLVABLE_PREREQMARKER;
return 0;
}
/*
* reserve Ids
* make space for 'num' more dependencies
* returns new start of dependency array
*
* reserved ids will always begin at offset idarraysize
*/
Offset
repo_reserve_ids(Repo *repo, Offset olddeps, int num)
{
num++; /* room for trailing ID_NULL */
if (!repo->idarraysize) /* ensure buffer space */
{
repo->idarraysize = 1;
repo->idarraydata = solv_extend_resize(0, 1 + num, sizeof(Id), IDARRAY_BLOCK);
repo->idarraydata[0] = 0;
repo->lastoff = 1;
return 1;
}
if (olddeps && olddeps != repo->lastoff) /* if not appending */
{
/* can't insert into idarray, this would invalidate all 'larger' offsets
* so create new space at end and move existing deps there.
* Leaving 'hole' at old position.
*/
Id *idstart, *idend;
int count;
for (idstart = idend = repo->idarraydata + olddeps; *idend++; ) /* find end */
;
count = idend - idstart - 1 + num; /* new size */
repo->idarraydata = solv_extend(repo->idarraydata, repo->idarraysize, count, sizeof(Id), IDARRAY_BLOCK);
/* move old deps to end */
olddeps = repo->lastoff = repo->idarraysize;
memcpy(repo->idarraydata + olddeps, idstart, count - num);
repo->idarraysize = olddeps + count - num;
return olddeps;
}
if (olddeps) /* appending */
repo->idarraysize--;
/* make room*/
repo->idarraydata = solv_extend(repo->idarraydata, repo->idarraysize, num, sizeof(Id), IDARRAY_BLOCK);
/* appending or new */
repo->lastoff = olddeps ? olddeps : repo->idarraysize;
return repo->lastoff;
}
/***********************************************************************/
struct matchdata
{
Pool *pool;
int flags;
Datamatcher matcher;
int stop;
Id *keyskip;
int (*callback)(void *cbdata, Solvable *s, Repodata *data, Repokey *key, KeyValue *kv);
void *callback_data;
};
static int
repo_matchvalue(void *cbdata, Solvable *s, Repodata *data, Repokey *key, KeyValue *kv)
{
struct matchdata *md = cbdata;
if (md->matcher.match)
{
const char *str;
if (key->name == SOLVABLE_FILELIST && key->type == REPOKEY_TYPE_DIRSTRARRAY && (md->matcher.flags & SEARCH_FILES) != 0)
if (!datamatcher_checkbasename(&md->matcher, kv->str))
return 0;
if (!(str = repodata_stringify(md->pool, data, key, kv, md->flags)))
return 0;
if (!datamatcher_match(&md->matcher, str))
return 0;
}
else
{
/* stringify filelist if requested */
if (key->name == SOLVABLE_FILELIST && key->type == REPOKEY_TYPE_DIRSTRARRAY && (md->matcher.flags & SEARCH_FILES) != 0)
repodata_stringify(md->pool, data, key, kv, md->flags);
}
md->stop = md->callback(md->callback_data, s, data, key, kv);
return md->stop;
}
/* list of all keys we store in the solvable */
/* also used in the dataiterator code in repodata.c */
Repokey repo_solvablekeys[RPM_RPMDBID - SOLVABLE_NAME + 1] = {
{ SOLVABLE_NAME, REPOKEY_TYPE_ID, 0, KEY_STORAGE_SOLVABLE },
{ SOLVABLE_ARCH, REPOKEY_TYPE_ID, 0, KEY_STORAGE_SOLVABLE },
{ SOLVABLE_EVR, REPOKEY_TYPE_ID, 0, KEY_STORAGE_SOLVABLE },
{ SOLVABLE_VENDOR, REPOKEY_TYPE_ID, 0, KEY_STORAGE_SOLVABLE },
{ SOLVABLE_PROVIDES, REPOKEY_TYPE_IDARRAY, 0, KEY_STORAGE_SOLVABLE },
{ SOLVABLE_OBSOLETES, REPOKEY_TYPE_IDARRAY, 0, KEY_STORAGE_SOLVABLE },
{ SOLVABLE_CONFLICTS, REPOKEY_TYPE_IDARRAY, 0, KEY_STORAGE_SOLVABLE },
{ SOLVABLE_REQUIRES, REPOKEY_TYPE_IDARRAY, 0, KEY_STORAGE_SOLVABLE },
{ SOLVABLE_RECOMMENDS, REPOKEY_TYPE_IDARRAY, 0, KEY_STORAGE_SOLVABLE },
{ SOLVABLE_SUGGESTS, REPOKEY_TYPE_IDARRAY, 0, KEY_STORAGE_SOLVABLE },
{ SOLVABLE_SUPPLEMENTS, REPOKEY_TYPE_IDARRAY, 0, KEY_STORAGE_SOLVABLE },
{ SOLVABLE_ENHANCES, REPOKEY_TYPE_IDARRAY, 0, KEY_STORAGE_SOLVABLE },
{ RPM_RPMDBID, REPOKEY_TYPE_NUM, 0, KEY_STORAGE_SOLVABLE },
};
static void
domatch_idarray(Solvable *s, Id keyname, struct matchdata *md, Id *ida)
{
KeyValue kv;
kv.entry = 0;
kv.parent = 0;
for (; *ida && !md->stop; ida++)
{
kv.id = *ida;
kv.eof = ida[1] ? 0 : 1;
repo_matchvalue(md, s, 0, repo_solvablekeys + (keyname - SOLVABLE_NAME), &kv);
kv.entry++;
}
}
static Offset *
solvable_offsetptr(Solvable *s, Id keyname)
{
switch(keyname)
{
case SOLVABLE_PROVIDES:
return &s->provides;
case SOLVABLE_OBSOLETES:
return &s->obsoletes;
case SOLVABLE_CONFLICTS:
return &s->conflicts;
case SOLVABLE_REQUIRES:
return &s->requires;
case SOLVABLE_RECOMMENDS:
return &s->recommends;
case SOLVABLE_SUGGESTS:
return &s->suggests;
case SOLVABLE_SUPPLEMENTS:
return &s->supplements;
case SOLVABLE_ENHANCES:
return &s->enhances;
default:
return 0;
}
}
static void
repo_search_md(Repo *repo, Id p, Id keyname, struct matchdata *md)
{
KeyValue kv;
Pool *pool = repo->pool;
Repodata *data;
int i, flags;
Solvable *s;
Id *keyskip;
kv.parent = 0;
md->stop = 0;
if (!p)
{
for (p = repo->start, s = repo->pool->solvables + p; p < repo->end; p++, s++)
{
if (s->repo == repo)
repo_search_md(repo, p, keyname, md);
if (md->stop > SEARCH_NEXT_SOLVABLE)
break;
}
return;
}
if (p < 0 && p != SOLVID_META)
return; /* SOLVID_POS not supported yet */
flags = md->flags;
if (p > 0 && !(flags & SEARCH_NO_STORAGE_SOLVABLE))
{
s = pool->solvables + p;
switch(keyname)
{
case 0:
case SOLVABLE_NAME:
if (s->name)
{
kv.id = s->name;
repo_matchvalue(md, s, 0, repo_solvablekeys + 0, &kv);
}
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case SOLVABLE_ARCH:
if (s->arch)
{
kv.id = s->arch;
repo_matchvalue(md, s, 0, repo_solvablekeys + 1, &kv);
}
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case SOLVABLE_EVR:
if (s->evr)
{
kv.id = s->evr;
repo_matchvalue(md, s, 0, repo_solvablekeys + 2, &kv);
}
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case SOLVABLE_VENDOR:
if (s->vendor)
{
kv.id = s->vendor;
repo_matchvalue(md, s, 0, repo_solvablekeys + 3, &kv);
}
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case SOLVABLE_PROVIDES:
if (s->provides)
domatch_idarray(s, SOLVABLE_PROVIDES, md, repo->idarraydata + s->provides);
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case SOLVABLE_OBSOLETES:
if (s->obsoletes)
domatch_idarray(s, SOLVABLE_OBSOLETES, md, repo->idarraydata + s->obsoletes);
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case SOLVABLE_CONFLICTS:
if (s->conflicts)
domatch_idarray(s, SOLVABLE_CONFLICTS, md, repo->idarraydata + s->conflicts);
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case SOLVABLE_REQUIRES:
if (s->requires)
domatch_idarray(s, SOLVABLE_REQUIRES, md, repo->idarraydata + s->requires);
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case SOLVABLE_RECOMMENDS:
if (s->recommends)
domatch_idarray(s, SOLVABLE_RECOMMENDS, md, repo->idarraydata + s->recommends);
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case SOLVABLE_SUPPLEMENTS:
if (s->supplements)
domatch_idarray(s, SOLVABLE_SUPPLEMENTS, md, repo->idarraydata + s->supplements);
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case SOLVABLE_SUGGESTS:
if (s->suggests)
domatch_idarray(s, SOLVABLE_SUGGESTS, md, repo->idarraydata + s->suggests);
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case SOLVABLE_ENHANCES:
if (s->enhances)
domatch_idarray(s, SOLVABLE_ENHANCES, md, repo->idarraydata + s->enhances);
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
case RPM_RPMDBID:
if (repo->rpmdbid)
{
kv.num = (unsigned int)repo->rpmdbid[p - repo->start];
kv.num2 = 0;
repo_matchvalue(md, s, 0, repo_solvablekeys + (RPM_RPMDBID - SOLVABLE_NAME), &kv);
}
if (keyname || md->stop > SEARCH_NEXT_KEY)
return;
break;
default:
break;
}
}
if (keyname)
{
if (keyname == SOLVABLE_FILELIST)
data = repo_lookup_filelist_repodata(repo, p, &md->matcher);
else
data = repo_lookup_repodata_opt(repo, p, keyname);
if (data)
repodata_search(data, p, keyname, md->flags, repo_matchvalue, md);
return;
}
keyskip = repo_create_keyskip(repo, p, &md->keyskip);
FOR_REPODATAS(repo, i, data)
{
if (p != SOLVID_META && (p < data->start || p >= data->end))
continue;
repodata_search_keyskip(data, p, keyname, md->flags, keyskip, repo_matchvalue, md);
if (md->stop > SEARCH_NEXT_KEY)
break;
}
}
void
repo_search(Repo *repo, Id p, Id keyname, const char *match, int flags, int (*callback)(void *cbdata, Solvable *s, Repodata *data, Repokey *key, KeyValue *kv), void *cbdata)
{
struct matchdata md;
if (repo->disabled && !(flags & SEARCH_DISABLED_REPOS))
return;
memset(&md, 0, sizeof(md));
md.pool = repo->pool;
md.flags = flags;
md.callback = callback;
md.callback_data = cbdata;
if (match)
datamatcher_init(&md.matcher, match, flags);
repo_search_md(repo, p, keyname, &md);
if (match)
datamatcher_free(&md.matcher);
solv_free(md.keyskip);
}
Repodata *
repo_lookup_repodata(Repo *repo, Id entry, Id keyname)
{
Repodata *data;
int rdid;
Id type;
if (entry == SOLVID_POS)
{
Pool *pool = repo->pool;
return pool->pos.repo == repo && pool->pos.repodataid ? pool->pos.repo->repodata + pool->pos.repodataid : 0;
}
for (rdid = repo->nrepodata - 1, data = repo->repodata + rdid; rdid > 0; rdid--, data--)
{
if (entry != SOLVID_META && (entry < data->start || entry >= data->end))
continue;
if (!repodata_precheck_keyname(data, keyname))
continue;
if ((type = repodata_lookup_type(data, entry, keyname)) != 0)
return type == REPOKEY_TYPE_DELETED ? 0 : data;
}
return 0;
}
/* like repo_lookup_repodata, but may return a repodata that contains no match instead of NULL */
Repodata *
repo_lookup_repodata_opt(Repo *repo, Id entry, Id keyname)
{
Repodata *data, *found = 0;
int rdid;
Id type;
if (entry == SOLVID_POS)
{
Pool *pool = repo->pool;
return pool->pos.repo == repo && pool->pos.repodataid ? pool->pos.repo->repodata + pool->pos.repodataid : 0;
}
for (rdid = repo->nrepodata - 1, data = repo->repodata + rdid; rdid > 0; rdid--, data--)
{
if (entry != SOLVID_META && (entry < data->start || entry >= data->end))
continue;
if (!repodata_precheck_keyname(data, keyname))
continue;
if (found && (type = repodata_lookup_type(found, entry, keyname)) != 0)
return type == REPOKEY_TYPE_DELETED ? 0 : found;
found = data;
}
return found;
}
Repodata *
repo_lookup_filelist_repodata(Repo *repo, Id entry, Datamatcher *matcher)
{
Repodata *data;
int haveextension;
int rdid;
Id type;
if (entry <= 0 || !matcher || !matcher->match || ((matcher->flags & (SEARCH_STRINGMASK|SEARCH_NOCASE)) != SEARCH_STRING
&& (matcher->flags & (SEARCH_STRINGMASK|SEARCH_NOCASE)) != SEARCH_GLOB))
return repo_lookup_repodata_opt(repo, entry, SOLVABLE_FILELIST); /* cannot use filtered filelist */
haveextension = 0;
for (rdid = repo->nrepodata - 1, data = repo->repodata + rdid; rdid > 0; rdid--, data--)
{
if (entry < data->start || entry >= data->end)
continue;
if (data->filelisttype == REPODATA_FILELIST_FILTERED)
{
if (data->state != REPODATA_AVAILABLE)
{
if (data->state != REPODATA_STUB)