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https://github.com/xorgy/mediafire-fuse
synced 2026-01-13 13:14:29 -08:00
add upload/patch
This commit is contained in:
josch
@@ -106,6 +106,10 @@ int mfconn_api_upload_simple(mfconn * conn, const char *folderkey,
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FILE * fh, const char *file_name,
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char **upload_key);
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int mfconn_api_upload_patch(mfconn * conn, const char *quickkey,
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FILE * source_fh, FILE * target_fh,
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FILE * patch_fh, char **upload_key);
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int mfconn_api_upload_poll_upload(mfconn * conn,
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const char *upload_key,
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int *status, int *fileerror);
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178
mfapi/apicalls/upload_patch.c
Normal file
178
mfapi/apicalls/upload_patch.c
Normal file
@@ -0,0 +1,178 @@
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/*
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* Copyright (C) 2013 Bryan Christ <bryan.christ@mediafire.com>
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* 2014 Johannes Schauer <j.schauer@email.de>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2, as published by
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* the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#define _POSIX_C_SOURCE 200809L // for strdup
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#include <jansson.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <inttypes.h>
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#include <openssl/sha.h>
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#include "../../utils/http.h"
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#include "../../utils/hash.h"
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#include "../mfconn.h"
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#include "../apicalls.h" // IWYU pragma: keep
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static int _decode_upload_patch(mfhttp * conn, void *data);
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int
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mfconn_api_upload_patch(mfconn * conn, const char *quickkey,
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FILE * source_fh, FILE * target_fh,
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FILE * patch_fh, char **upload_key)
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{
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const char *api_call;
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int retval;
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mfhttp *http;
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uint64_t target_size;
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int i;
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unsigned char hash[SHA256_DIGEST_LENGTH];
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char *source_hash;
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char *target_hash;
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if (conn == NULL)
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return -1;
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if (source_fh == NULL)
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return -1;
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if (target_fh == NULL)
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return -1;
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rewind(source_fh);
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retval = calc_sha256(source_fh, hash, NULL);
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if (retval != 0) {
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fprintf(stderr, "failed to calculate hash\n");
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return -1;
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}
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source_hash = binary2hex(hash, SHA256_DIGEST_LENGTH);
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rewind(target_fh);
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retval = calc_sha256(target_fh, hash, &target_size);
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if (retval != 0) {
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fprintf(stderr, "failed to calculate hash\n");
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return -1;
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}
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target_hash = binary2hex(hash, SHA256_DIGEST_LENGTH);
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for (i = 0; i < mfconn_get_max_num_retries(conn); i++) {
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if (*upload_key != NULL) {
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free(*upload_key);
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*upload_key = NULL;
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}
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api_call = mfconn_create_signed_get(conn, 0,
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"upload/patch.php",
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"?response_format=json"
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"&source_hash=%s"
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"&target_hash=%s"
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"&target_size=%" PRIu64
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"&quick_key=%s", source_hash,
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target_hash, target_size,
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quickkey);
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// make sure that we are at the beginning of the file
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rewind(patch_fh);
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http = http_create();
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retval = http_post_file(http, api_call, patch_fh, NULL, target_size,
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_decode_upload_patch, upload_key);
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http_destroy(http);
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mfconn_update_secret_key(conn);
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free((void *)api_call);
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if (retval != 127 && retval != 28)
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break;
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// if there was either a curl timeout or a token error, get a new
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// token and try again
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//
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// on a curl timeout we get a new token because it is likely that we
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// lost signature synchronization (we don't know whether the server
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// accepted or rejected the last call)
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fprintf(stderr, "got error %d - negotiate a new token\n", retval);
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retval = mfconn_refresh_token(conn);
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if (retval != 0) {
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fprintf(stderr, "failed to get a new token\n");
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break;
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}
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}
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free(source_hash);
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free(target_hash);
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return retval;
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}
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static int _decode_upload_patch(mfhttp * conn, void *user_ptr)
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{
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json_error_t error;
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json_t *root;
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json_t *node;
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json_t *j_obj;
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int retval;
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char **upload_key;
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upload_key = (char **)user_ptr;
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if (upload_key == NULL)
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return -1;
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root = http_parse_buf_json(conn, 0, &error);
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if (root == NULL) {
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fprintf(stderr, "http_parse_buf_json failed at line %d\n", error.line);
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fprintf(stderr, "error message: %s\n", error.text);
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return -1;
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}
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node = json_object_get(root, "response");
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retval = mfapi_check_response(node, "upload/patch");
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if (retval != 0) {
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fprintf(stderr, "invalid response\n");
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json_decref(root);
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return retval;
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}
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node = json_object_get(node, "doupload");
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j_obj = json_object_get(node, "key");
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if (j_obj != NULL) {
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if (strcmp(json_string_value(j_obj), "") == 0) {
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*upload_key = NULL;
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} else {
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*upload_key = strdup(json_string_value(j_obj));
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}
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} else {
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*upload_key = NULL;
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}
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json_decref(root);
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return 0;
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}
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