diff options
Diffstat (limited to 'lib/libalpm/be_package.c')
-rw-r--r-- | lib/libalpm/be_package.c | 50 |
1 files changed, 32 insertions, 18 deletions
diff --git a/lib/libalpm/be_package.c b/lib/libalpm/be_package.c index 4d9d0e82..90a19722 100644 --- a/lib/libalpm/be_package.c +++ b/lib/libalpm/be_package.c @@ -23,6 +23,9 @@ #include <stdlib.h> #include <string.h> #include <errno.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> /* libarchive */ #include <archive.h> @@ -355,7 +358,7 @@ int _alpm_pkg_validate_internal(alpm_handle_t *handle, alpm_pkg_t *_alpm_pkg_load_internal(alpm_handle_t *handle, const char *pkgfile, int full) { - int ret, config = 0; + int ret, fd, config = 0; struct archive *archive; struct archive_entry *entry; alpm_pkg_t *newpkg = NULL; @@ -367,34 +370,41 @@ alpm_pkg_t *_alpm_pkg_load_internal(alpm_handle_t *handle, RET_ERR(handle, ALPM_ERR_WRONG_ARGS, NULL); } - /* attempt to stat the package file, ensure it exists */ - if(stat(pkgfile, &st) == 0) { - newpkg = _alpm_pkg_new(); - if(newpkg == NULL) { - RET_ERR(handle, ALPM_ERR_MEMORY, NULL); - } - newpkg->filename = strdup(pkgfile); - newpkg->size = st.st_size; - } else { - /* couldn't stat the pkgfile, return an error */ - RET_ERR(handle, ALPM_ERR_PKG_NOT_FOUND, NULL); - } - /* try to create an archive object to read in the package */ if((archive = archive_read_new()) == NULL) { - alpm_pkg_free(newpkg); RET_ERR(handle, ALPM_ERR_LIBARCHIVE, NULL); } archive_read_support_compression_all(archive); archive_read_support_format_all(archive); - if(archive_read_open_filename(archive, pkgfile, + OPEN(fd, pkgfile, O_RDONLY); + if(fd < 0 || archive_read_open_fd(archive, fd, ALPM_BUFFER_SIZE) != ARCHIVE_OK) { - alpm_pkg_free(newpkg); - RET_ERR(handle, ALPM_ERR_PKG_OPEN, NULL); + const char *err = fd < 0 ? strerror(errno) : archive_error_string(archive); + _alpm_log(handle, ALPM_LOG_ERROR, + _("could not open file %s: %s\n"), pkgfile, err); + if(fd < 0 && errno == ENOENT) { + handle->pm_errno = ALPM_ERR_PKG_NOT_FOUND; + } else { + handle->pm_errno = ALPM_ERR_PKG_OPEN; + } + goto error; } + newpkg = _alpm_pkg_new(); + if(newpkg == NULL) { + handle->pm_errno = ALPM_ERR_MEMORY; + goto error; + } + if(fstat(fd, &st) != 0) { + handle->pm_errno = ALPM_ERR_PKG_OPEN; + goto error; + } + STRDUP(newpkg->filename, pkgfile, + handle->pm_errno = ALPM_ERR_MEMORY; goto error); + newpkg->size = st.st_size; + _alpm_log(handle, ALPM_LOG_DEBUG, "starting package load for %s\n", pkgfile); /* If full is false, only read through the archive until we find our needed @@ -476,6 +486,7 @@ alpm_pkg_t *_alpm_pkg_load_internal(alpm_handle_t *handle, } archive_read_finish(archive); + CLOSE(fd); /* internal fields for package struct */ newpkg->origin = PKG_FROM_FILE; @@ -504,6 +515,9 @@ pkg_invalid: error: _alpm_pkg_free(newpkg); archive_read_finish(archive); + if(fd >= 0) { + CLOSE(fd); + } return NULL; } |