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Don't let api_device_getchanges print but let it fill datastructures

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This commit is contained in:
josch
2014-09-25 21:51:42 +02:00
parent ebc70ee4c4
commit 8ac6e70609
5 changed files with 125 additions and 57 deletions
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17
mfapi/apicalls.h
View File

@@ -26,6 +26,19 @@
#include "folder.h"
#include "mfconn.h"
enum mfconn_device_change_type {
MFCONN_DEVICE_CHANGE_DELETED_FOLDER,
MFCONN_DEVICE_CHANGE_DELETED_FILE,
MFCONN_DEVICE_CHANGE_UPDATED_FOLDER,
MFCONN_DEVICE_CHANGE_UPDATED_FILE
};
struct mfconn_device_change {
enum mfconn_device_change_type change;
char key[20];
uint64_t revision;
};
int mfconn_api_file_get_info(mfconn * conn, mffile * file,
char *quickkey);
@@ -60,7 +73,7 @@ int mfconn_api_folder_delete(mfconn * conn, const char *folderkey);
int mfconn_api_device_get_status(mfconn * conn,
uint64_t * revision);
int mfconn_api_device_get_changes(mfconn * conn,
uint64_t revision);
int mfconn_api_device_get_changes(mfconn * conn, uint64_t revision, struct mfconn_device_change
**changes);
#endif

130
mfapi/apicalls/device_get_changes.c
View File

@@ -18,10 +18,11 @@
*/
#include <jansson.h>
#include <stdio.h>
#include <stdlib.h>
#include <inttypes.h>
#include <stdint.h>
#include <string.h>
#include <stddef.h>
#include "../../utils/http.h"
#include "../../utils/json.h"
@@ -30,7 +31,14 @@
static int _decode_device_get_changes(mfhttp * conn, void *data);
int mfconn_api_device_get_changes(mfconn * conn, uint64_t revision)
/*
* the mfconn_device_change array will be realloc'ed so it must either point
* to a malloc'ed memory or be NULL
*
* the returned array will be sorted by revision
*/
int mfconn_api_device_get_changes(mfconn * conn, uint64_t revision,
struct mfconn_device_change **changes)
{
const char *api_call;
int retval;
@@ -44,7 +52,9 @@ int mfconn_api_device_get_changes(mfconn * conn, uint64_t revision)
"&response_format=json", revision);
http = http_create();
retval = http_get_buf(http, api_call, _decode_device_get_changes, NULL);
retval =
http_get_buf(http, api_call, _decode_device_get_changes,
(void *)changes);
http_destroy(http);
free((void *)api_call);
@@ -52,6 +62,30 @@ int mfconn_api_device_get_changes(mfconn * conn, uint64_t revision)
return retval;
}
static void aux(json_t * key, json_t * revision,
enum mfconn_device_change_type change,
struct mfconn_device_change **changes, size_t * len_changes)
{
struct mfconn_device_change *tmp_change;
if (key == NULL || revision == NULL)
return;
(*len_changes)++;
*changes = (struct mfconn_device_change *)
realloc(*changes,
(*len_changes) * sizeof(struct mfconn_device_change));
tmp_change = *changes + (*len_changes) - 1;
tmp_change->change = change;
strncpy(tmp_change->key, json_string_value(key), sizeof(tmp_change->key));
tmp_change->revision = atoll(json_string_value(revision));
}
static int change_compare(const void *a, const void *b)
{
return ((struct mfconn_device_change *)a)->revision
- ((struct mfconn_device_change *)b)->revision;
}
static int _decode_device_get_changes(mfhttp * conn, void *user_ptr)
{
json_error_t error;
@@ -61,57 +95,50 @@ static int _decode_device_get_changes(mfhttp * conn, void *user_ptr)
json_t *obj_array;
json_t *key;
json_t *parent;
json_t *revision;
int array_sz;
int i = 0;
if (user_ptr != NULL)
struct mfconn_device_change **changes;
size_t len_changes;
changes = (struct mfconn_device_change **)user_ptr;
if (changes == NULL)
return -1;
root = http_parse_buf_json(conn, 0, &error);
len_changes = 0;
node = json_object_by_path(root, "response/updated");
obj_array = json_object_get(node, "files");
if (json_is_array(obj_array)) {
array_sz = json_array_size(obj_array);
printf("updated files:\n");
for (i = 0; i < array_sz; i++) {
data = json_array_get(obj_array, i);
if (json_is_object(data)) {
key = json_object_get(data, "quickkey");
parent = json_object_get(data, "parent_folderkey");
revision = json_object_get(data, "revision");
printf(" %s %s %s\n\r", json_string_value(key),
json_string_value(parent), json_string_value(revision));
}
if (!json_is_object(data))
continue;
key = json_object_get(data, "quickkey");
revision = json_object_get(data, "revision");
aux(key, revision, MFCONN_DEVICE_CHANGE_UPDATED_FILE, changes,
&len_changes);
}
printf("\n");
}
node = json_object_by_path(root, "response/updated");
obj_array = json_object_get(node, "folders");
if (json_is_array(obj_array)) {
array_sz = json_array_size(obj_array);
printf("updated folders:\n");
for (i = 0; i < array_sz; i++) {
data = json_array_get(obj_array, i);
if (json_is_object(data)) {
key = json_object_get(data, "folderkey");
parent = json_object_get(data, "parent_folderkey");
revision = json_object_get(data, "revision");
printf(" %s %s %s\n\r", json_string_value(key),
json_string_value(parent), json_string_value(revision));
}
if (!json_is_object(data))
continue;
key = json_object_get(data, "folderkey");
revision = json_object_get(data, "revision");
aux(key, revision, MFCONN_DEVICE_CHANGE_UPDATED_FOLDER, changes,
&len_changes);
}
printf("\n");
}
node = json_object_by_path(root, "response/deleted");
@@ -119,42 +146,39 @@ static int _decode_device_get_changes(mfhttp * conn, void *user_ptr)
obj_array = json_object_get(node, "files");
if (json_is_array(obj_array)) {
array_sz = json_array_size(obj_array);
printf("deleted files:\n");
for (i = 0; i < array_sz; i++) {
data = json_array_get(obj_array, i);
if (json_is_object(data)) {
key = json_object_get(data, "quickkey");
parent = json_object_get(data, "parent_folderkey");
revision = json_object_get(data, "revision");
printf(" %s %s %s\n\r", json_string_value(key),
json_string_value(parent), json_string_value(revision));
}
if (!json_is_object(data))
continue;
key = json_object_get(data, "quickkey");
revision = json_object_get(data, "revision");
aux(key, revision, MFCONN_DEVICE_CHANGE_DELETED_FILE, changes,
&len_changes);
}
printf("\n");
}
node = json_object_by_path(root, "response/deleted");
obj_array = json_object_get(node, "folders");
if (json_is_array(obj_array)) {
array_sz = json_array_size(obj_array);
printf("deleted folders:\n");
for (i = 0; i < array_sz; i++) {
data = json_array_get(obj_array, i);
if (json_is_object(data)) {
key = json_object_get(data, "folderkey");
parent = json_object_get(data, "parent_folderkey");
revision = json_object_get(data, "revision");
printf(" %s %s %s\n\r", json_string_value(key),
json_string_value(parent), json_string_value(revision));
}
if (!json_is_object(data))
continue;
key = json_object_get(data, "folderkey");
revision = json_object_get(data, "revision");
aux(key, revision, MFCONN_DEVICE_CHANGE_DELETED_FOLDER, changes,
&len_changes);
}
printf("\n");
}
// sort
qsort(*changes, len_changes, sizeof(struct mfconn_device_change),
change_compare);
// put a zero valued entry at the end
len_changes++;
*changes = (struct mfconn_device_change *)
realloc(*changes, len_changes * sizeof(struct mfconn_device_change));
memset(*changes + len_changes - 1, 0, sizeof(struct mfconn_device_change));
if (root != NULL)
json_decref(root);

4
mfapi/apicalls/folder_get_content.c
View File

@@ -40,6 +40,10 @@ static int _decode_folder_get_content_files(mfhttp * conn, void *data);
* mffolder_result and mffile_result so make sure that those are either NULL
* or values of already malloc'ed regions. They must not be uninitialized
* values.
*
* results are triple pointers because we cannot create an array of mffolder
* or mffile as we do not know their sizes. We can only create an array of
* pointers to them.
*/
long
mfconn_api_folder_get_content(mfconn * conn, int mode, mffolder * folder_curr,