| index : pacman | |
| Archlinux32 fork of pacman | gitolite user |
| summaryrefslogtreecommitdiff |
| -rw-r--r-- | lib/libalpm/alpm.h | 367 |
diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h index cb643d29..845bd478 100644 --- a/lib/libalpm/alpm.h +++ b/lib/libalpm/alpm.h @@ -45,9 +45,36 @@ extern "C" { */ /* + * Enumerations + * These ones are used in multiple contexts, so are forward-declared. + */ + +/** + * Install reasons + * Why the package was installed. + */ +typedef enum _pmpkgreason_t { + /** Explicitly requested by the user. */ + PM_PKG_REASON_EXPLICIT = 0, + /** Installed as a dependency for another package. */ + PM_PKG_REASON_DEPEND = 1 +} pmpkgreason_t; + +/** + * GPG signature verification options + */ +typedef enum _pgp_verify_t { + PM_PGP_VERIFY_UNKNOWN, + PM_PGP_VERIFY_NEVER, + PM_PGP_VERIFY_OPTIONAL, + PM_PGP_VERIFY_ALWAYS +} pgp_verify_t; + +/* * Structures */ +typedef struct __pmhandle_t pmhandle_t; typedef struct __pmdb_t pmdb_t; typedef struct __pmpkg_t pmpkg_t; typedef struct __pmdelta_t pmdelta_t; @@ -59,18 +86,12 @@ typedef struct __pmconflict_t pmconflict_t; typedef struct __pmfileconflict_t pmfileconflict_t; /* - * Library - */ - -int alpm_initialize(void); -int alpm_release(void); -const char *alpm_version(void); - -/* * Logging facilities */ -/* Levels */ +/** + * Logging Levels + */ typedef enum _pmloglevel_t { PM_LOG_ERROR = 1, PM_LOG_WARNING = (1 << 1), @@ -79,15 +100,22 @@ typedef enum _pmloglevel_t { } pmloglevel_t; typedef void (*alpm_cb_log)(pmloglevel_t, const char *, va_list); -int alpm_logaction(const char *fmt, ...); +int alpm_logaction(pmhandle_t *handle, const char *fmt, ...); /* * Downloading */ +/** Type of download progress callbacks. + * @param filename the name of the file being downloaded + * @param xfered the number of transferred bytes + * @param total the total number of bytes to transfer + */ typedef void (*alpm_cb_download)(const char *filename, off_t xfered, off_t total); + typedef void (*alpm_cb_totaldl)(off_t total); + /** A callback for downloading files * @param url the URL of the file to be downloaded * @param localpath the directory to which the file should be downloaded @@ -99,111 +127,131 @@ typedef int (*alpm_cb_fetch)(const char *url, const char *localpath, int force); /** Fetch a remote pkg. + * @param handle the context handle * @param url URL of the package to download * @return the downloaded filepath on success, NULL on error */ -char *alpm_fetch_pkgurl(const char *url); +char *alpm_fetch_pkgurl(pmhandle_t *handle, const char *url); /** @addtogroup alpm_api_options Options * Libalpm option getters and setters * @{ */ -/** @name The logging callback. */ -/* @{ */ -alpm_cb_log alpm_option_get_logcb(void); -void alpm_option_set_logcb(alpm_cb_log cb); -/* @} */ +/** Returns the callback used for logging. */ +alpm_cb_log alpm_option_get_logcb(pmhandle_t *handle); +/** Sets the callback used for logging. */ +int alpm_option_set_logcb(pmhandle_t *handle, alpm_cb_log cb); -/** Get/set the download progress callback. */ -alpm_cb_download alpm_option_get_dlcb(void); -void alpm_option_set_dlcb(alpm_cb_download cb); +/** Returns the callback used to report download progress. */ +alpm_cb_download alpm_option_get_dlcb(pmhandle_t *handle); +/** Sets the callback used to report download progress. */ +int alpm_option_set_dlcb(pmhandle_t *handle, alpm_cb_download cb); -/** Get/set the downloader callback. */ -alpm_cb_fetch alpm_option_get_fetchcb(void); -void alpm_option_set_fetchcb(alpm_cb_fetch cb); +/** Returns the downloading callback. */ +alpm_cb_fetch alpm_option_get_fetchcb(pmhandle_t *handle); +/** Sets the downloading callback. */ +int alpm_option_set_fetchcb(pmhandle_t *handle, alpm_cb_fetch cb); -/** Get/set the callback used when download size is known. */ -alpm_cb_totaldl alpm_option_get_totaldlcb(void); -void alpm_option_set_totaldlcb(alpm_cb_totaldl cb); +/** Returns the callback used to report total download size. */ +alpm_cb_totaldl alpm_option_get_totaldlcb(pmhandle_t *handle); +/** Sets the callback used to report total download size. */ +int alpm_option_set_totaldlcb(pmhandle_t *handle, alpm_cb_totaldl cb); -/** Get/set the root of the destination filesystem. */ -const char *alpm_option_get_root(void); -int alpm_option_set_root(const char *root); +/** Returns the root of the destination filesystem. Read-only. */ +const char *alpm_option_get_root(pmhandle_t *handle); -/** Get/set the path to the database directory. */ -const char *alpm_option_get_dbpath(void); -int alpm_option_set_dbpath(const char *dbpath); +/** Returns the path to the database directory. Read-only. */ +const char *alpm_option_get_dbpath(pmhandle_t *handle); -/** Get/set the list of package cache directories. */ -alpm_list_t *alpm_option_get_cachedirs(void); -void alpm_option_set_cachedirs(alpm_list_t *cachedirs); +/** Get the name of the database lock file. Read-only. */ +const char *alpm_option_get_lockfile(pmhandle_t *handle); -/** Add a single directory to the package cache paths. */ -int alpm_option_add_cachedir(const char *cachedir); +/** @name Accessors to the list of package cache directories. + * @{ + */ +alpm_list_t *alpm_option_get_cachedirs(pmhandle_t *handle); +int alpm_option_set_cachedirs(pmhandle_t *handle, alpm_list_t *cachedirs); +int alpm_option_add_cachedir(pmhandle_t *handle, const char *cachedir); +int alpm_option_remove_cachedir(pmhandle_t *handle, const char *cachedir); +/** @} */ -/** Remove a single directory from the package cache paths. */ -int alpm_option_remove_cachedir(const char *cachedir); +/** Returns the logfile name. */ +const char *alpm_option_get_logfile(pmhandle_t *handle); +/** Sets the logfile name. */ +int alpm_option_set_logfile(pmhandle_t *handle, const char *logfile); -/** Get/set the logfile name. */ -const char *alpm_option_get_logfile(void); -int alpm_option_set_logfile(const char *logfile); +/** Returns the signature directory path. */ +const char *alpm_option_get_signaturedir(pmhandle_t *handle); +/** Sets the signature directory path. */ +int alpm_option_set_signaturedir(pmhandle_t *handle, const char *signaturedir); -/** Get the name of the database lock file. - * - * This properly is read-only, and determined from - * the database path. - * - * @sa alpm_option_set_dbpath(const char*) - */ -const char *alpm_option_get_lockfile(void); +/** Returns whether to use syslog (0 is FALSE, TRUE otherwise). */ +int alpm_option_get_usesyslog(pmhandle_t *handle); +/** Sets whether to use syslog (0 is FALSE, TRUE otherwise). */ +int alpm_option_set_usesyslog(pmhandle_t *handle, int usesyslog); -/** Get/set whether to use syslog (0 is FALSE, TRUE otherwise). */ -int alpm_option_get_usesyslog(void); -void alpm_option_set_usesyslog(int usesyslog); +/** @name Accessors to the list of no-upgrade files. + * These functions modify the list of files which should + * not be updated by package installation. + * @{ + */ +alpm_list_t *alpm_option_get_noupgrades(pmhandle_t *handle); +int alpm_option_add_noupgrade(pmhandle_t *handle, const char *pkg); +int alpm_option_set_noupgrades(pmhandle_t *handle, alpm_list_t *noupgrade); +int alpm_option_remove_noupgrade(pmhandle_t *handle, const char *pkg); +/** @} */ -alpm_list_t *alpm_option_get_noupgrades(void); -void alpm_option_add_noupgrade(const char *pkg); -void alpm_option_set_noupgrades(alpm_list_t *noupgrade); -int alpm_option_remove_noupgrade(const char *pkg); +/** @name Accessors to the list of no-extract files. + * These functions modify the list of filenames which should + * be skipped packages which should + * not be upgraded by a sysupgrade operation. + * @{ + */ +alpm_list_t *alpm_option_get_noextracts(pmhandle_t *handle); +int alpm_option_add_noextract(pmhandle_t *handle, const char *pkg); +int alpm_option_set_noextracts(pmhandle_t *handle, alpm_list_t *noextract); +int alpm_option_remove_noextract(pmhandle_t *handle, const char *pkg); +/** @} */ -alpm_list_t *alpm_option_get_noextracts(void); -void alpm_option_add_noextract(const char *pkg); -void alpm_option_set_noextracts(alpm_list_t *noextract); -int alpm_option_remove_noextract(const char *pkg); +/** @name Accessors to the list of ignored packages. + * These functions modify the list of packages that + * should be ignored by a sysupgrade. + * @{ + */ +alpm_list_t *alpm_option_get_ignorepkgs(pmhandle_t *handle); +int alpm_option_add_ignorepkg(pmhandle_t *handle, const char *pkg); +int alpm_option_set_ignorepkgs(pmhandle_t *handle, alpm_list_t *ignorepkgs); +int alpm_option_remove_ignorepkg(pmhandle_t *handle, const char *pkg); +/** @} */ -alpm_list_t *alpm_option_get_ignorepkgs(void); -void alpm_option_add_ignorepkg(const char *pkg); -void alpm_option_set_ignorepkgs(alpm_list_t *ignorepkgs); -int alpm_option_remove_ignorepkg(const char *pkg); +/** @name Accessors to the list of ignored groups. + * These functions modify the list of groups whose packages + * should be ignored by a sysupgrade. + * @{ + */ +alpm_list_t *alpm_option_get_ignoregrps(pmhandle_t *handle); +int alpm_option_add_ignoregrp(pmhandle_t *handle, const char *grp); +int alpm_option_set_ignoregrps(pmhandle_t *handle, alpm_list_t *ignoregrps); +int alpm_option_remove_ignoregrp(pmhandle_t *handle, const char *grp); +/** @} */ -alpm_list_t *alpm_option_get_ignoregrps(void); -void alpm_option_add_ignoregrp(const char *grp); -void alpm_option_set_ignoregrps(alpm_list_t *ignoregrps); -int alpm_option_remove_ignoregrp(const char *grp); +/** Returns the targeted architecture. */ +const char *alpm_option_get_arch(pmhandle_t *handle); +/** Sets the targeted architecture. */ +int alpm_option_set_arch(pmhandle_t *handle, const char *arch); -/** Get/set the targeted architecture. */ -const char *alpm_option_get_arch(void); -void alpm_option_set_arch(const char *arch); +int alpm_option_get_usedelta(pmhandle_t *handle); +int alpm_option_set_usedelta(pmhandle_t *handle, int usedelta); -int alpm_option_get_usedelta(void); -void alpm_option_set_usedelta(int usedelta); +int alpm_option_get_checkspace(pmhandle_t *handle); +int alpm_option_set_checkspace(pmhandle_t *handle, int checkspace); -int alpm_option_get_checkspace(void); -void alpm_option_set_checkspace(int checkspace); +pgp_verify_t alpm_option_get_default_sigverify(pmhandle_t *handle); +int alpm_option_set_default_sigverify(pmhandle_t *handle, pgp_verify_t level); /** @} */ -/** Install reasons - * Why the package was installed. - */ -typedef enum _pmpkgreason_t { - /** Explicitly requested by the user. */ - PM_PKG_REASON_EXPLICIT = 0, - /** Installed as a dependency for another package. */ - PM_PKG_REASON_DEPEND = 1 -} pmpkgreason_t; - /** @addtogroup alpm_api_databases Database Functions * Functions to query and manipulate the database of libalpm. * @{ @@ -215,20 +263,22 @@ typedef enum _pmpkgreason_t { * libalpm functions. * @return a reference to the local database */ -pmdb_t *alpm_option_get_localdb(void); +pmdb_t *alpm_option_get_localdb(pmhandle_t *handle); /** Get the list of sync databases. * Returns a list of pmdb_t structures, one for each registered * sync database. + * @param handle the context handle * @return a reference to an internal list of pmdb_t structures */ -alpm_list_t *alpm_option_get_syncdbs(void); +alpm_list_t *alpm_option_get_syncdbs(pmhandle_t *handle); /** Register a sync database of packages. + * @param handle the context handle * @param treename the name of the sync repository * @return a pmdb_t* on success (the value), NULL on error */ -pmdb_t *alpm_db_register_sync(const char *treename); +pmdb_t *alpm_db_register_sync(pmhandle_t *handle, const char *treename); /** Unregister a package database. * @param db pointer to the package database to unregister @@ -237,9 +287,10 @@ pmdb_t *alpm_db_register_sync(const char *treename); int alpm_db_unregister(pmdb_t *db); /** Unregister all package databases. + * @param handle the context handle * @return 0 on success, -1 on error (pm_errno is set accordingly) */ -int alpm_db_unregister_all(void); +int alpm_db_unregister_all(pmhandle_t *handle); /** Get the name of a package database. * @param db pointer to the package database @@ -247,18 +298,14 @@ int alpm_db_unregister_all(void); */ const char *alpm_db_get_name(const pmdb_t *db); -/** Get a download URL for the package database. - * @param db pointer to the package database - * @return a fully-specified download URL, NULL on error - */ -const char *alpm_db_get_url(const pmdb_t *db); - -/** Set the serverlist of a database. - * @param db database pointer - * @param url url of the server - * @return 0 on success, -1 on error (pm_errno is set accordingly) +/** @name Accessors to the list of servers for a database. + * @{ */ -int alpm_db_setserver(pmdb_t *db, const char *url); +alpm_list_t *alpm_db_get_servers(const pmdb_t *db); +int alpm_db_set_servers(pmdb_t *db, alpm_list_t *servers); +int alpm_db_add_server(pmdb_t *db, const char *url); +int alpm_db_remove_server(pmdb_t *db, const char *url); +/** @} */ int alpm_db_update(int level, pmdb_t *db); @@ -288,10 +335,10 @@ pmgrp_t *alpm_db_readgrp(pmdb_t *db, const char *name); */ alpm_list_t *alpm_db_get_grpcache(pmdb_t *db); -/** Searches a database. +/** Searches a database with regular expressions. * @param db pointer to the package database to search in - * @param needles the list of strings to search for - * @return the list of packages on success, NULL on error + * @param needles a list of regular expressions to search for + * @return the list of packages matching all regular expressions on success, NULL on error */ alpm_list_t *alpm_db_search(pmdb_t *db, const alpm_list_t* needles); @@ -313,14 +360,19 @@ int alpm_db_set_pkgreason(pmdb_t *db, const char *name, pmpkgreason_t reason); /** Create a package from a file. * If full is false, the archive is read only until all necessary * metadata is found. If it is true, the entire archive is read, which - * serves as a verfication of integrity and the filelist can be created. + * serves as a verification of integrity and the filelist can be created. + * The allocated structure should be freed using alpm_pkg_free(). + * @param handle the context handle * @param filename location of the package tarball * @param full whether to stop the load after metadata is read or continue - * through the full archive + * through the full archive + * @param check_sig what level of package signature checking to perform on the + * package; note that this must be a '.sig' file type verification * @param pkg address of the package pointer * @return 0 on success, -1 on error (pm_errno is set accordingly) */ -int alpm_pkg_load(const char *filename, int full, pmpkg_t **pkg); +int alpm_pkg_load(pmhandle_t *handle, const char *filename, int full, + pgp_verify_t check_sig, pmpkg_t **pkg); /** Free a package. * @param pkg package pointer to free @@ -498,9 +550,9 @@ alpm_list_t *alpm_pkg_get_files(pmpkg_t *pkg); */ alpm_list_t *alpm_pkg_get_backup(pmpkg_t *pkg); -/** Returns the database containing pkg +/** Returns the database containing pkg. * Returns a pointer to the pmdb_t structure the package is - * originating from, or NULL is the package was loaded from a file. + * originating from, or NULL if the package was loaded from a file. * @param pkg a pointer to package * @return a pointer to the DB containing pkg, or NULL. */ @@ -534,6 +586,9 @@ size_t alpm_pkg_changelog_read(void *ptr, size_t size, int alpm_pkg_changelog_close(const pmpkg_t *pkg, void *fp); +/** Returns whether the package has an install scriptlet. + * @return 0 if FALSE, TRUE otherwise + */ int alpm_pkg_has_scriptlet(pmpkg_t *pkg); /** Returns the size of download. @@ -550,6 +605,15 @@ alpm_list_t *alpm_pkg_unused_deltas(pmpkg_t *pkg); /** @} */ /* + * Signatures + */ + +int alpm_pkg_check_pgp_signature(pmpkg_t *pkg); + +int alpm_db_check_pgp_signature(pmdb_t *db); +int alpm_db_set_pgp_verify(pmdb_t *db, pgp_verify_t verify); + +/* * Deltas */ @@ -726,59 +790,91 @@ typedef void (*alpm_trans_cb_conv)(pmtransconv_t, void *, void *, /** Transaction Progress callback */ typedef void (*alpm_trans_cb_progress)(pmtransprog_t, const char *, int, size_t, size_t); -int alpm_trans_get_flags(void); +/** Returns the bitfield of flags for the current transaction. + * @param handle the context handle + * @return the bitfield of transaction flags + */ +pmtransflag_t alpm_trans_get_flags(pmhandle_t *handle); /** Returns a list of packages added by the transaction. + * @param handle the context handle * @return a list of pmpkg_t structures */ -alpm_list_t * alpm_trans_get_add(void); +alpm_list_t * alpm_trans_get_add(pmhandle_t *handle); /** Returns the list of packages removed by the transaction. + * @param handle the context handle * @return a list of pmpkg_t structures */ -alpm_list_t * alpm_trans_get_remove(void); +alpm_list_t * alpm_trans_get_remove(pmhandle_t *handle); /** Initialize the transaction. + * @param handle the context handle * @param flags flags of the transaction (like nodeps, etc) * @param event event callback function pointer * @param conv question callback function pointer * @param progress progress callback function pointer * @return 0 on success, -1 on error (pm_errno is set accordingly) */ -int alpm_trans_init(pmtransflag_t flags, +int alpm_trans_init(pmhandle_t *handle, pmtransflag_t flags, alpm_trans_cb_event cb_event, alpm_trans_cb_conv conv, alpm_trans_cb_progress cb_progress); /** Prepare a transaction. + * @param handle the context handle * @param data the address of an alpm_list where a list * of pmdepmissing_t objects is dumped (conflicting packages) * @return 0 on success, -1 on error (pm_errno is set accordingly) */ -int alpm_trans_prepare(alpm_list_t **data); +int alpm_trans_prepare(pmhandle_t *handle, alpm_list_t **data); /** Commit a transaction. + * @param handle the context handle * @param data the address of an alpm_list where detailed description * of an error can be dumped (ie. list of conflicting files) * @return 0 on success, -1 on error (pm_errno is set accordingly) */ -int alpm_trans_commit(alpm_list_t **data); +int alpm_trans_commit(pmhandle_t *handle, alpm_list_t **data); /** Interrupt a transaction. + * @param handle the context handle * @return 0 on success, -1 on error (pm_errno is set accordingly) */ -int alpm_trans_interrupt(void); +int alpm_trans_interrupt(pmhandle_t *handle); /** Release a transaction. + * @param handle the context handle * @return 0 on success, -1 on error (pm_errno is set accordingly) */ -int alpm_trans_release(void); +int alpm_trans_release(pmhandle_t *handle); /** @} */ /** @name Common Transactions */ /** @{ */ -int alpm_sync_sysupgrade(int enable_downgrade); -int alpm_add_pkg(pmpkg_t *pkg); -int alpm_remove_pkg(pmpkg_t *pkg); + +/** Search for packages to upgrade and add them to the transaction. + * @param handle the context handle + * @param enable_downgrade allow downgrading of packages if the remote version is lower + * @return 0 on success, -1 on error (pm_errno is set accordingly) + */ +int alpm_sync_sysupgrade(pmhandle_t *handle, int enable_downgrade); + +/** Add a package to the transaction. + * If the package was loaded by alpm_pkg_load(), it will be freed upon + * alpm_trans_release() invocation. + * @param handle the context handle + * @param pkg the package to add + * @return 0 on success, -1 on error (pm_errno is set accordingly) + */ +int alpm_add_pkg(pmhandle_t *handle, pmpkg_t *pkg); + +/** Add a package removal action to the transaction. + * @param handle the context handle + * @param pkg the package to uninstall + * @return 0 on success, -1 on error (pm_errno is set accordingly) + */ +int alpm_remove_pkg(pmhandle_t *handle, pmpkg_t *pkg); + /** @} */ /** @addtogroup alpm_api_depends Dependency Functions @@ -803,16 +899,17 @@ typedef enum _pmdepmod_t { PM_DEP_MOD_LT } pmdepmod_t; -alpm_list_t *alpm_checkdeps(alpm_list_t *pkglist, int reversedeps, - alpm_list_t *remove, alpm_list_t *upgrade); +alpm_list_t *alpm_checkdeps(pmhandle_t *handle, alpm_list_t *pkglist, + alpm_list_t *remove, alpm_list_t *upgrade, int reversedeps); pmpkg_t *alpm_find_satisfier(alpm_list_t *pkgs, const char *depstring); -pmpkg_t *alpm_find_dbs_satisfier(alpm_list_t *dbs, const char *depstring); +pmpkg_t *alpm_find_dbs_satisfier(pmhandle_t *handle, + alpm_list_t *dbs, const char *depstring); const char *alpm_miss_get_target(const pmdepmissing_t *miss); pmdepend_t *alpm_miss_get_dep(pmdepmissing_t *miss); const char *alpm_miss_get_causingpkg(const pmdepmissing_t *miss); -alpm_list_t *alpm_checkconflicts(alpm_list_t *pkglist); +alpm_list_t *alpm_checkconflicts(pmhandle_t *handle, alpm_list_t *pkglist); const char *alpm_conflict_get_package1(pmconflict_t *conflict); const char *alpm_conflict_get_package2(pmconflict_t *conflict); @@ -916,6 +1013,10 @@ enum _pmerrno_t { PM_ERR_PKG_INVALID_NAME, PM_ERR_PKG_INVALID_ARCH, PM_ERR_PKG_REPO_NOT_FOUND, + /* Signatures */ + PM_ERR_SIG_MISSINGDIR, + PM_ERR_SIG_INVALID, + PM_ERR_SIG_UNKNOWN, /* Deltas */ PM_ERR_DLT_INVALID, PM_ERR_DLT_PATCHFAILED, @@ -925,26 +1026,28 @@ enum _pmerrno_t { PM_ERR_FILE_CONFLICTS, /* Misc */ PM_ERR_RETRIEVE, - PM_ERR_WRITE, PM_ERR_INVALID_REGEX, /* External library errors */ PM_ERR_LIBARCHIVE, - PM_ERR_LIBFETCH, - PM_ERR_EXTERNAL_DOWNLOAD + PM_ERR_LIBCURL, + PM_ERR_EXTERNAL_DOWNLOAD, + PM_ERR_GPGME }; -/** The number of the last error that occurred. */ -extern enum _pmerrno_t pm_errno; +/** Returns the current error code from the handle. */ +enum _pmerrno_t alpm_errno(pmhandle_t *handle); /** Returns the string corresponding to an error number. */ -const char *alpm_strerror(int err); - -/** Returns the string corresponding to pm_errno. */ -const char *alpm_strerrorlast(void); +const char *alpm_strerror(enum _pmerrno_t err); /* End of alpm_api_errors */ /** @} */ +pmhandle_t *alpm_initialize(const char *root, const char *dbpath, + enum _pmerrno_t *err); +int alpm_release(pmhandle_t *handle); +const char *alpm_version(void); + /* End of alpm_api */ /** @} */ |