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authorDees_Troy <dees_troy@teamw.in>2012-09-05 21:24:24 +0200
committerDees_Troy <dees_troy@teamw.in>2012-09-05 21:24:31 +0200
commit51a0e82eb29a6dfc79f93479883383fbdbf8bcc2 (patch)
tree52fc18206eb0feba9f50dc3b0ede9fdc5e40f35e /makelist.c
parentInitial stub of partitions.hpp (diff)
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Diffstat (limited to 'makelist.c')
-rw-r--r--makelist.c157
1 files changed, 157 insertions, 0 deletions
diff --git a/makelist.c b/makelist.c
new file mode 100644
index 000000000..ed7cce948
--- /dev/null
+++ b/makelist.c
@@ -0,0 +1,157 @@
+/* This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ *
+ * The code was written from scratch by Dees_Troy dees_troy at
+ * yahoo
+ *
+ * Copyright (c) 2012
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <dirent.h>
+
+#include "extra-functions.h"
+#include "common.h"
+#include "data.h"
+#include "variables.h"
+
+int makelist_file_count;
+unsigned long long makelist_current_size;
+
+unsigned long long getUsedSizeViaDu(const char* path)
+{
+ char cmd[512];
+ sprintf(cmd, "du -sk %s | awk '{ print $1 }'", path);
+
+ FILE *fp;
+ fp = __popen(cmd, "r");
+
+ char str[512];
+ fgets(str, sizeof(str), fp);
+ __pclose(fp);
+
+ unsigned long long size = atol(str);
+ size *= 1024ULL;
+
+ return size;
+}
+
+int add_item(const char* item_name) {
+ char actual_filename[255];
+ FILE *fp;
+
+ if (makelist_file_count > 999) {
+ LOGE("File count is too large!\n");
+ return -1;
+ }
+
+ sprintf(actual_filename, "/tmp/list/filelist%03i", makelist_file_count);
+
+ fp = fopen(actual_filename, "a");
+ if (fp == NULL) {
+ LOGE("Failed to open '%s'\n", actual_filename);
+ return -1;
+ }
+ if (fprintf(fp, "%s\n", item_name) < 0) {
+ LOGE("Failed to write to '%s'\n", actual_filename);
+ return -1;
+ }
+ if (fclose(fp) != 0) {
+ LOGE("Failed to close '%s'\n", actual_filename);
+ return -1;
+ }
+ return 0;
+}
+
+int generate_file_lists(const char* path) {
+ DIR* d;
+ struct dirent* de;
+ struct stat st;
+ char path2[255], filename[255];
+
+ if (DataManager_GetIntValue(TW_HAS_DATA_MEDIA) == 1 && strlen(path) >= 11 && strncmp(path, "/data/media", 11) == 0)
+ return 0; // Skip /data/media
+
+ // Make a copy of path in case the data in the pointer gets overwritten later
+ strcpy(path2, path);
+
+ d = opendir(path2);
+ if (d == NULL)
+ {
+ LOGE("error opening '%s'\n", path2);
+ return -1;
+ }
+
+ while ((de = readdir(d)) != NULL)
+ {
+ if (de->d_type == DT_DIR && strcmp(de->d_name, ".") != 0 && strcmp(de->d_name, "..") != 0)
+ {
+ strcpy(filename, path2);
+ strcat(filename, "/");
+ strcat(filename, de->d_name);
+ if (DataManager_GetIntValue(TW_HAS_DATA_MEDIA) == 1 && strlen(filename) >= 11 && strncmp(filename, "/data/media", 11) == 0)
+ continue; // Skip /data/media
+ unsigned long long folder_size = getUsedSizeViaDu(filename);
+ if (makelist_current_size + folder_size > MAX_ARCHIVE_SIZE) {
+ if (generate_file_lists(filename) < 0)
+ return -1;
+ } else {
+ strcat(filename, "/");
+ if (add_item(filename) < 0)
+ return -1;
+ makelist_current_size += folder_size;
+ }
+ }
+ else if (de->d_type == DT_REG)
+ {
+ if (DataManager_GetIntValue(TW_HAS_DATA_MEDIA) == 1 && strlen(path2) >= 11 && strncmp(path2, "/data/media", 11) == 0)
+ continue; // Skip /data/media
+ strcpy(filename, path2);
+ strcat(filename, "/");
+ strcat(filename, de->d_name);
+ stat(filename, &st);
+
+ if (makelist_current_size != 0 && makelist_current_size + st.st_size > MAX_ARCHIVE_SIZE) {
+ makelist_file_count += 1;
+ makelist_current_size = 0;
+ }
+ if (add_item(filename) < 0)
+ return -1;
+ makelist_current_size += st.st_size;
+ if (st.st_size > 2147483648LL)
+ LOGE("There is a file that is larger than 2GB in the file system\n'%s'\nThis file may not restore properly\n", filename);
+ }
+ }
+ closedir(d);
+ return 0;
+}
+
+int make_file_list(char* path)
+{
+ makelist_file_count = 0;
+ makelist_current_size = 0;
+ __system("cd /tmp && rm -rf list");
+ __system("cd /tmp && mkdir list");
+ if (generate_file_lists(path) < 0) {
+ LOGE("Error generating file list\n");
+ return -1;
+ }
+ LOGI("Done, generated %i files.\n", (makelist_file_count + 1));
+ return (makelist_file_count + 1);
+}