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.TH "Database Functions" 3 "16 Oct 2006" "libalpm" \" -*- nroff -*-
.ad l
.nh
.SH NAME
Database Functions \- Frunctions to query and manipulate the database of libalpm.
.PP
.SS "Functions"
.in +1c
.ti -1c
.RI "pmdb_t * \fBalpm_db_register\fP (char *treename, alpm_cb_db_register callback)"
.br
.ti -1c
.RI "int \fBalpm_db_unregister\fP (pmdb_t *db)"
.br
.ti -1c
.RI "void * \fBalpm_db_getinfo\fP (PM_DB *db, unsigned char parm)"
.br
.ti -1c
.RI "int \fBalpm_db_setserver\fP (pmdb_t *db, char *url)"
.br
.ti -1c
.RI "int \fBalpm_db_update\fP (int level, PM_DB *db)"
.br
.ti -1c
.RI "pmpkg_t * \fBalpm_db_readpkg\fP (pmdb_t *db, char *name)"
.br
.ti -1c
.RI "PMList * \fBalpm_db_getpkgcache\fP (pmdb_t *db)"
.br
.ti -1c
.RI "PMList * \fBalpm_db_whatprovides\fP (pmdb_t *db, char *name)"
.br
.ti -1c
.RI "pmgrp_t * \fBalpm_db_readgrp\fP (pmdb_t *db, char *name)"
.br
.ti -1c
.RI "PMList * \fBalpm_db_getgrpcache\fP (pmdb_t *db)"
.br
.in -1c
.SH "Detailed Description"
.PP
Frunctions to query and manipulate the database of libalpm.
.PP
.SH "Function Documentation"
.PP
.SS "PMList* alpm_db_getgrpcache (pmdb_t * db)"
.PP
Get the group cache of a package database
.PP
\fBParameters:\fP
.RS 4
\fIdb\fP pointer to the package database to get the group from
.RE
.PP
\fBReturns:\fP
.RS 4
the list of groups on success, NULL on error
.RE
.PP
.SS "void* alpm_db_getinfo (PM_DB * db, unsigned char parm)"
.PP
Get informations about a database.
.PP
\fBParameters:\fP
.RS 4
\fIdb\fP database pointer
.br
\fIparm\fP name of the info to get
.RE
.PP
\fBReturns:\fP
.RS 4
a void* on success (the value), NULL on error
.RE
.PP
.SS "PMList* alpm_db_getpkgcache (pmdb_t * db)"
.PP
Get the package cache of a package database
.PP
\fBParameters:\fP
.RS 4
\fIdb\fP pointer to the package database to get the package from
.RE
.PP
\fBReturns:\fP
.RS 4
the list of packages on success, NULL on error
.RE
.PP
.SS "pmgrp_t* alpm_db_readgrp (pmdb_t * db, char * name)"
.PP
Get a group entry from a package database
.PP
\fBParameters:\fP
.RS 4
\fIdb\fP pointer to the package database to get the group from
.br
\fIname\fP of the group
.RE
.PP
\fBReturns:\fP
.RS 4
the groups entry on success, NULL on error
.RE
.PP
.SS "pmpkg_t* alpm_db_readpkg (pmdb_t * db, char * name)"
.PP
Get a package entry from a package database
.PP
\fBParameters:\fP
.RS 4
\fIdb\fP pointer to the package database to get the package from
.br
\fIname\fP of the package
.RE
.PP
\fBReturns:\fP
.RS 4
the package entry on success, NULL on error
.RE
.PP
.SS "pmdb_t* alpm_db_register (char * treename, alpm_cb_db_register callback)"
.PP
Register a package database
.PP
\fBParameters:\fP
.RS 4
\fItreename\fP the name of the repository
.br
\fIcallback\fP a function to be called upon new database creation
.RE
.PP
\fBReturns:\fP
.RS 4
0 on success, -1 on error (pm_errno is set accordingly)
.RE
.PP
.SS "int alpm_db_setserver (pmdb_t * db, char * url)"
.PP
Set the serverlist of a database.
.PP
\fBParameters:\fP
.RS 4
\fIdb\fP database pointer
.br
\fIurl\fP url of the server
.RE
.PP
\fBReturns:\fP
.RS 4
0 on success, -1 on error (pm_errno is set accordingly)
.RE
.PP
.SS "int alpm_db_unregister (pmdb_t * db)"
.PP
Unregister a package database
.PP
\fBParameters:\fP
.RS 4
\fIdb\fP pointer to the package database to unregister
.RE
.PP
\fBReturns:\fP
.RS 4
0 on success, -1 on error (pm_errno is set accordingly)
.RE
.PP
.SS "int alpm_db_update (int level, PM_DB * db)"
.PP
Update a package database
.PP
\fBParameters:\fP
.RS 4
\fIlevel\fP control for checking lastupdate time
.br
\fIdb\fP pointer to the package database to update
.RE
.PP
\fBReturns:\fP
.RS 4
0 on success, > 0 on error (pm_errno is set accordingly), < 0 if up to date
.RE
.PP
.SS "PMList* alpm_db_whatprovides (pmdb_t * db, char * name)"
.PP
Get the list of packages that a package provides
.PP
\fBParameters:\fP
.RS 4
\fIdb\fP pointer to the package database to get the package from
.br
\fIname\fP name of the package
.RE
.PP
\fBReturns:\fP
.RS 4
the list of packages on success, NULL on error
.RE
.PP
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