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#pragma once
/***
This file is part of systemd.
Copyright 2015 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <gcrypt.h>
#include "curl-util.h"
#include "import-compress.h"
#include "macro.h"
typedef struct PullJob PullJob;
typedef void (*PullJobFinished)(PullJob *job);
typedef int (*PullJobOpenDisk)(PullJob *job);
typedef int (*PullJobHeader)(PullJob *job, const char *header, size_t sz);
typedef void (*PullJobProgress)(PullJob *job);
typedef enum PullJobState {
PULL_JOB_INIT,
PULL_JOB_ANALYZING, /* Still reading into ->payload, to figure out what we have */
PULL_JOB_RUNNING, /* Writing to destination */
PULL_JOB_DONE,
PULL_JOB_FAILED,
_PULL_JOB_STATE_MAX,
_PULL_JOB_STATE_INVALID = -1,
} PullJobState;
typedef enum VerificationStyle {
VERIFICATION_STYLE_UNSET,
VERIFICATION_PER_FILE, /* SuSE-style ".sha256" files with inline signature */
VERIFICATION_PER_DIRECTORY, /* Ubuntu-style SHA256SUM files with detach SHA256SUM.gpg signatures */
} VerificationStyle;
#define PULL_JOB_IS_COMPLETE(j) (IN_SET((j)->state, PULL_JOB_DONE, PULL_JOB_FAILED))
struct PullJob {
PullJobState state;
int error;
char *url;
void *userdata;
PullJobFinished on_finished;
PullJobOpenDisk on_open_disk;
PullJobHeader on_header;
PullJobProgress on_progress;
CurlGlue *glue;
CURL *curl;
struct curl_slist *request_header;
char *etag;
char **old_etags;
bool etag_exists;
uint64_t content_length;
uint64_t written_compressed;
uint64_t written_uncompressed;
uint64_t uncompressed_max;
uint64_t compressed_max;
uint8_t *payload;
size_t payload_size;
size_t payload_allocated;
int disk_fd;
usec_t mtime;
ImportCompress compress;
unsigned progress_percent;
usec_t start_usec;
usec_t last_status_usec;
bool allow_sparse;
bool calc_checksum;
gcry_md_hd_t checksum_context;
char *checksum;
bool grow_machine_directory;
uint64_t written_since_last_grow;
VerificationStyle style;
};
int pull_job_new(PullJob **job, const char *url, CurlGlue *glue, void *userdata);
PullJob* pull_job_unref(PullJob *job);
int pull_job_begin(PullJob *j);
void pull_job_curl_on_finished(CurlGlue *g, CURL *curl, CURLcode result);
DEFINE_TRIVIAL_CLEANUP_FUNC(PullJob*, pull_job_unref);
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