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Dees Troy3be70a82013-10-22 14:25:12 +00001/*
2 Copyright 2012 bigbiff/Dees_Troy TeamWin
3 This file is part of TWRP/TeamWin Recovery Project.
4
5 TWRP is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, either version 3 of the License, or
8 (at your option) any later version.
9
10 TWRP is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with TWRP. If not, see <http://www.gnu.org/licenses/>.
17*/
18
Dees_Troy38bd7602012-09-14 13:33:53 -040019#include <stdio.h>
20#include <stdlib.h>
Ethan Yonkeraf2897c2014-02-10 13:07:14 -060021#include <string>
Dees_Troy38bd7602012-09-14 13:33:53 -040022#include <unistd.h>
23#include <vector>
24#include <dirent.h>
25#include <time.h>
Dees_Troy43d8b002012-09-17 16:00:01 -040026#include <errno.h>
bigbiff bigbiff9c754052013-01-09 09:09:08 -050027#include <fcntl.h>
28#include <sys/mount.h>
Dees_Troya58bead2012-09-27 09:49:29 -040029#include <sys/reboot.h>
bigbiff bigbiff9c754052013-01-09 09:09:08 -050030#include <sys/sendfile.h>
31#include <sys/stat.h>
32#include <sys/vfs.h>
Dees_Troy83bd4832013-05-04 12:39:56 +000033#include <sys/types.h>
34#include <sys/wait.h>
bigbiff bigbiff9c754052013-01-09 09:09:08 -050035#include <iostream>
36#include <fstream>
Dees_Troy83bd4832013-05-04 12:39:56 +000037#include <sstream>
bigbiff bigbiff19fb79c2016-09-05 21:04:51 -040038#include <cctype>
bigbiff74a6d0d2015-02-14 20:49:44 -050039#include <algorithm>
bigbiff bigbiff19874f12019-01-08 20:06:57 -050040#include <selinux/label.h>
Dees_Troy38bd7602012-09-14 13:33:53 -040041#include "twrp-functions.hpp"
Dees_Troy2673cec2013-04-02 20:22:16 +000042#include "twcommon.h"
Ethan Yonker472f5062016-02-25 13:47:30 -060043#include "gui/gui.hpp"
Ethan Yonkeraf2897c2014-02-10 13:07:14 -060044#ifndef BUILD_TWRPTAR_MAIN
Dees_Troyb46a6842012-09-25 11:06:46 -040045#include "data.hpp"
Ethan Yonkeraf2897c2014-02-10 13:07:14 -060046#include "partitions.hpp"
Dees_Troy3477d712012-09-27 15:44:01 -040047#include "variables.h"
Ethan Yonker8373cfe2017-09-08 06:50:54 -050048#include "bootloader_message_twrp/include/bootloader_message_twrp/bootloader_message.h"
Tom Hite5a926722014-09-15 01:31:03 +000049#include "cutils/properties.h"
Ethan Yonkerbc2bc6b2015-03-24 21:37:52 -050050#include "cutils/android_reboot.h"
51#include <sys/reboot.h>
Ethan Yonkeraf2897c2014-02-10 13:07:14 -060052#endif // ndef BUILD_TWRPTAR_MAIN
Dees_Troy83bd4832013-05-04 12:39:56 +000053#ifndef TW_EXCLUDE_ENCRYPTED_BACKUPS
54 #include "openaes/inc/oaes_lib.h"
55#endif
Ethan Yonkerf1179622016-08-25 15:32:21 -050056#include "set_metadata.h"
Dees_Troy38bd7602012-09-14 13:33:53 -040057
Dees_Troyb05ddee2013-01-28 20:24:50 +000058extern "C" {
59 #include "libcrecovery/common.h"
60}
61
Chaosmaster461e39f2020-02-07 01:48:13 +010062#ifdef TW_INCLUDE_LIBRESETPROP
63 #include <resetprop.h>
64#endif
65
bigbiff bigbiff19874f12019-01-08 20:06:57 -050066struct selabel_handle *selinux_handle;
67
bigbiff bigbiff9c754052013-01-09 09:09:08 -050068/* Execute a command */
Vojtech Bocek05534202013-09-11 08:11:56 +020069int TWFunc::Exec_Cmd(const string& cmd, string &result) {
Dees_Troy29a06352013-08-24 12:06:47 +000070 FILE* exec;
71 char buffer[130];
72 int ret = 0;
73 exec = __popen(cmd.c_str(), "r");
74 if (!exec) return -1;
Matt Mowera8a89d12016-12-30 18:10:37 -060075 while (!feof(exec)) {
Dees_Troy29a06352013-08-24 12:06:47 +000076 if (fgets(buffer, 128, exec) != NULL) {
bigbiff bigbiff9c754052013-01-09 09:09:08 -050077 result += buffer;
Dees_Troyb05ddee2013-01-28 20:24:50 +000078 }
bigbiff bigbiff9c754052013-01-09 09:09:08 -050079 }
Dees_Troy29a06352013-08-24 12:06:47 +000080 ret = __pclose(exec);
81 return ret;
bigbiff bigbiff9c754052013-01-09 09:09:08 -050082}
83
Ethan Yonker7e941582019-03-22 08:18:21 -050084int TWFunc::Exec_Cmd(const string& cmd, bool Show_Errors) {
Vojtech Bocek05534202013-09-11 08:11:56 +020085 pid_t pid;
86 int status;
87 switch(pid = fork())
88 {
89 case -1:
bigbiff bigbiff731df792014-02-20 18:26:13 -050090 LOGERR("Exec_Cmd(): vfork failed: %d!\n", errno);
Vojtech Bocek05534202013-09-11 08:11:56 +020091 return -1;
92 case 0: // child
93 execl("/sbin/sh", "sh", "-c", cmd.c_str(), NULL);
94 _exit(127);
95 break;
96 default:
97 {
Ethan Yonker7e941582019-03-22 08:18:21 -050098 if (TWFunc::Wait_For_Child(pid, &status, cmd, Show_Errors) != 0)
Vojtech Bocek05534202013-09-11 08:11:56 +020099 return -1;
100 else
101 return 0;
102 }
103 }
104}
105
Dees_Troy38bd7602012-09-14 13:33:53 -0400106// Returns "file.name" from a full /path/to/file.name
Ethan Yonker6e8c27a2016-12-22 17:55:57 -0600107string TWFunc::Get_Filename(const string& Path) {
Dees_Troy38bd7602012-09-14 13:33:53 -0400108 size_t pos = Path.find_last_of("/");
109 if (pos != string::npos) {
110 string Filename;
111 Filename = Path.substr(pos + 1, Path.size() - pos - 1);
112 return Filename;
113 } else
114 return Path;
115}
116
117// Returns "/path/to/" from a full /path/to/file.name
Ethan Yonker6e8c27a2016-12-22 17:55:57 -0600118string TWFunc::Get_Path(const string& Path) {
Dees_Troy38bd7602012-09-14 13:33:53 -0400119 size_t pos = Path.find_last_of("/");
120 if (pos != string::npos) {
121 string Pathonly;
122 Pathonly = Path.substr(0, pos + 1);
123 return Pathonly;
124 } else
125 return Path;
126}
127
Ethan Yonker7e941582019-03-22 08:18:21 -0500128int TWFunc::Wait_For_Child(pid_t pid, int *status, string Child_Name, bool Show_Errors) {
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600129 pid_t rc_pid;
130
131 rc_pid = waitpid(pid, status, 0);
132 if (rc_pid > 0) {
Vojtech Bocek0fdcbec2015-03-20 15:36:40 +0100133 if (WIFSIGNALED(*status)) {
Ethan Yonker7e941582019-03-22 08:18:21 -0500134 if (Show_Errors)
135 gui_msg(Msg(msg::kError, "pid_signal={1} process ended with signal: {2}")(Child_Name)(WTERMSIG(*status))); // Seg fault or some other non-graceful termination
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600136 return -1;
Vojtech Bocek0fdcbec2015-03-20 15:36:40 +0100137 } else if (WEXITSTATUS(*status) == 0) {
138 LOGINFO("%s process ended with RC=%d\n", Child_Name.c_str(), WEXITSTATUS(*status)); // Success
139 } else {
Ethan Yonker7e941582019-03-22 08:18:21 -0500140 if (Show_Errors)
141 gui_msg(Msg(msg::kError, "pid_error={1} process ended with ERROR: {2}")(Child_Name)(WEXITSTATUS(*status))); // Graceful exit, but there was an error
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600142 return -1;
143 }
144 } else { // no PID returned
145 if (errno == ECHILD)
that2252d242015-04-03 22:33:04 +0200146 LOGERR("%s no child process exist\n", Child_Name.c_str());
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600147 else {
that2252d242015-04-03 22:33:04 +0200148 LOGERR("%s Unexpected error %d\n", Child_Name.c_str(), errno);
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600149 return -1;
150 }
151 }
152 return 0;
153}
154
Ethan Yonkerddb63e22017-01-19 14:01:57 -0600155int TWFunc::Wait_For_Child_Timeout(pid_t pid, int *status, const string& Child_Name, int timeout) {
156 pid_t retpid = waitpid(pid, status, WNOHANG);
157 for (; retpid == 0 && timeout; --timeout) {
158 sleep(1);
159 retpid = waitpid(pid, status, WNOHANG);
160 }
161 if (retpid == 0 && timeout == 0) {
162 LOGERR("%s took too long, killing process\n", Child_Name.c_str());
163 kill(pid, SIGKILL);
Ethan Yonkerddb63e22017-01-19 14:01:57 -0600164 for (timeout = 5; retpid == 0 && timeout; --timeout) {
165 sleep(1);
166 retpid = waitpid(pid, status, WNOHANG);
167 }
168 if (retpid)
169 LOGINFO("Child process killed successfully\n");
170 else
171 LOGINFO("Child process took too long to kill, may be a zombie process\n");
172 return -1;
173 } else if (retpid > 0) {
174 if (WIFSIGNALED(*status)) {
175 gui_msg(Msg(msg::kError, "pid_signal={1} process ended with signal: {2}")(Child_Name)(WTERMSIG(*status))); // Seg fault or some other non-graceful termination
176 return -1;
177 }
178 } else if (retpid < 0) { // no PID returned
179 if (errno == ECHILD)
180 LOGERR("%s no child process exist\n", Child_Name.c_str());
181 else {
182 LOGERR("%s Unexpected error %d\n", Child_Name.c_str(), errno);
183 return -1;
184 }
185 }
186 return 0;
187}
188
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600189bool TWFunc::Path_Exists(string Path) {
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600190 struct stat st;
bigbiff bigbiffe3ad5342019-09-18 19:05:59 -0400191 return stat(Path.c_str(), &st) == 0;
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600192}
193
bigbiffce8f83c2015-12-12 18:30:21 -0500194Archive_Type TWFunc::Get_File_Type(string fn) {
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600195 string::size_type i = 0;
196 int firstbyte = 0, secondbyte = 0;
197 char header[3];
198
199 ifstream f;
200 f.open(fn.c_str(), ios::in | ios::binary);
201 f.get(header, 3);
202 f.close();
203 firstbyte = header[i] & 0xff;
204 secondbyte = header[++i] & 0xff;
205
206 if (firstbyte == 0x1f && secondbyte == 0x8b)
bigbiffce8f83c2015-12-12 18:30:21 -0500207 return COMPRESSED;
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600208 else if (firstbyte == 0x4f && secondbyte == 0x41)
bigbiffce8f83c2015-12-12 18:30:21 -0500209 return ENCRYPTED;
210 return UNCOMPRESSED; // default
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600211}
212
213int TWFunc::Try_Decrypting_File(string fn, string password) {
214#ifndef TW_EXCLUDE_ENCRYPTED_BACKUPS
215 OAES_CTX * ctx = NULL;
216 uint8_t _key_data[32] = "";
217 FILE *f;
218 uint8_t buffer[4096];
219 uint8_t *buffer_out = NULL;
220 uint8_t *ptr = NULL;
221 size_t read_len = 0, out_len = 0;
Matt Mower23d8aae2017-01-06 14:30:33 -0600222 int firstbyte = 0, secondbyte = 0;
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600223 size_t _j = 0;
224 size_t _key_data_len = 0;
225
226 // mostly kanged from OpenAES oaes.c
Matt Mowera8a89d12016-12-30 18:10:37 -0600227 for ( _j = 0; _j < 32; _j++ )
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600228 _key_data[_j] = _j + 1;
229 _key_data_len = password.size();
Matt Mowera8a89d12016-12-30 18:10:37 -0600230 if ( 16 >= _key_data_len )
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600231 _key_data_len = 16;
Matt Mowera8a89d12016-12-30 18:10:37 -0600232 else if ( 24 >= _key_data_len )
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600233 _key_data_len = 24;
234 else
Matt Mowera8a89d12016-12-30 18:10:37 -0600235 _key_data_len = 32;
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600236 memcpy(_key_data, password.c_str(), password.size());
237
238 ctx = oaes_alloc();
239 if (ctx == NULL) {
240 LOGERR("Failed to allocate OAES\n");
241 return -1;
242 }
243
244 oaes_key_import_data(ctx, _key_data, _key_data_len);
245
246 f = fopen(fn.c_str(), "rb");
247 if (f == NULL) {
Ethan Yonker74db1572015-10-28 12:44:49 -0500248 LOGERR("Failed to open '%s' to try decrypt: %s\n", fn.c_str(), strerror(errno));
Matt Mower13a8f0b2015-09-26 15:40:03 -0500249 oaes_free(&ctx);
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600250 return -1;
251 }
252 read_len = fread(buffer, sizeof(uint8_t), 4096, f);
253 if (read_len <= 0) {
Ethan Yonker74db1572015-10-28 12:44:49 -0500254 LOGERR("Read size during try decrypt failed: %s\n", strerror(errno));
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600255 fclose(f);
Matt Mower13a8f0b2015-09-26 15:40:03 -0500256 oaes_free(&ctx);
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600257 return -1;
258 }
259 if (oaes_decrypt(ctx, buffer, read_len, NULL, &out_len) != OAES_RET_SUCCESS) {
260 LOGERR("Error: Failed to retrieve required buffer size for trying decryption.\n");
261 fclose(f);
Matt Mower13a8f0b2015-09-26 15:40:03 -0500262 oaes_free(&ctx);
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600263 return -1;
264 }
265 buffer_out = (uint8_t *) calloc(out_len, sizeof(char));
266 if (buffer_out == NULL) {
267 LOGERR("Failed to allocate output buffer for try decrypt.\n");
268 fclose(f);
Matt Mower13a8f0b2015-09-26 15:40:03 -0500269 oaes_free(&ctx);
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600270 return -1;
271 }
272 if (oaes_decrypt(ctx, buffer, read_len, buffer_out, &out_len) != OAES_RET_SUCCESS) {
273 LOGERR("Failed to decrypt file '%s'\n", fn.c_str());
274 fclose(f);
275 free(buffer_out);
Matt Mower13a8f0b2015-09-26 15:40:03 -0500276 oaes_free(&ctx);
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600277 return 0;
278 }
279 fclose(f);
Matt Mower13a8f0b2015-09-26 15:40:03 -0500280 oaes_free(&ctx);
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600281 if (out_len < 2) {
Ethan Yonkerd0514ba2015-10-22 14:17:47 -0500282 LOGINFO("Successfully decrypted '%s' but read length too small.\n", fn.c_str());
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600283 free(buffer_out);
284 return 1; // Decrypted successfully
285 }
286 ptr = buffer_out;
287 firstbyte = *ptr & 0xff;
288 ptr++;
289 secondbyte = *ptr & 0xff;
290 if (firstbyte == 0x1f && secondbyte == 0x8b) {
291 LOGINFO("Successfully decrypted '%s' and file is compressed.\n", fn.c_str());
292 free(buffer_out);
293 return 3; // Compressed
294 }
295 if (out_len >= 262) {
296 ptr = buffer_out + 257;
297 if (strncmp((char*)ptr, "ustar", 5) == 0) {
298 LOGINFO("Successfully decrypted '%s' and file is tar format.\n", fn.c_str());
299 free(buffer_out);
300 return 2; // Tar
301 }
302 }
303 free(buffer_out);
304 LOGINFO("No errors decrypting '%s' but no known file format.\n", fn.c_str());
305 return 1; // Decrypted successfully
306#else
307 LOGERR("Encrypted backup support not included.\n");
308 return -1;
309#endif
310}
311
Ethan Yonker472f5062016-02-25 13:47:30 -0600312unsigned long TWFunc::Get_File_Size(const string& Path) {
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600313 struct stat st;
314
315 if (stat(Path.c_str(), &st) != 0)
316 return 0;
317 return st.st_size;
318}
319
Vojtech Bocek05f87d62014-03-11 22:08:23 +0100320std::string TWFunc::Remove_Trailing_Slashes(const std::string& path, bool leaveLast)
321{
322 std::string res;
323 size_t last_idx = 0, idx = 0;
324
Matt Mowera8a89d12016-12-30 18:10:37 -0600325 while (last_idx != std::string::npos)
Vojtech Bocek05f87d62014-03-11 22:08:23 +0100326 {
Matt Mowera8a89d12016-12-30 18:10:37 -0600327 if (last_idx != 0)
Vojtech Bocek05f87d62014-03-11 22:08:23 +0100328 res += '/';
329
330 idx = path.find_first_of('/', last_idx);
Matt Mowera8a89d12016-12-30 18:10:37 -0600331 if (idx == std::string::npos) {
Vojtech Bocek05f87d62014-03-11 22:08:23 +0100332 res += path.substr(last_idx, idx);
333 break;
334 }
335
336 res += path.substr(last_idx, idx-last_idx);
337 last_idx = path.find_first_not_of('/', idx);
338 }
339
Matt Mowera8a89d12016-12-30 18:10:37 -0600340 if (leaveLast)
Vojtech Bocek05f87d62014-03-11 22:08:23 +0100341 res += '/';
342 return res;
343}
344
Matt Mower2416a502016-04-12 19:54:46 -0500345void TWFunc::Strip_Quotes(char* &str) {
346 if (strlen(str) > 0 && str[0] == '\"')
347 str++;
348 if (strlen(str) > 0 && str[strlen(str)-1] == '\"')
349 str[strlen(str)-1] = 0;
350}
351
Ethan Yonker1b7a31b2014-07-03 15:09:22 -0500352vector<string> TWFunc::split_string(const string &in, char del, bool skip_empty) {
353 vector<string> res;
354
355 if (in.empty() || del == '\0')
356 return res;
357
358 string field;
359 istringstream f(in);
360 if (del == '\n') {
Matt Mowera8a89d12016-12-30 18:10:37 -0600361 while (getline(f, field)) {
Ethan Yonker1b7a31b2014-07-03 15:09:22 -0500362 if (field.empty() && skip_empty)
363 continue;
Matt Mowera8a89d12016-12-30 18:10:37 -0600364 res.push_back(field);
Ethan Yonker1b7a31b2014-07-03 15:09:22 -0500365 }
366 } else {
Matt Mowera8a89d12016-12-30 18:10:37 -0600367 while (getline(f, field, del)) {
Ethan Yonker1b7a31b2014-07-03 15:09:22 -0500368 if (field.empty() && skip_empty)
369 continue;
370 res.push_back(field);
371 }
372 }
373 return res;
374}
375
Ethan Yonker472f5062016-02-25 13:47:30 -0600376timespec TWFunc::timespec_diff(timespec& start, timespec& end)
377{
378 timespec temp;
379 if ((end.tv_nsec-start.tv_nsec)<0) {
380 temp.tv_sec = end.tv_sec-start.tv_sec-1;
381 temp.tv_nsec = 1000000000+end.tv_nsec-start.tv_nsec;
382 } else {
383 temp.tv_sec = end.tv_sec-start.tv_sec;
384 temp.tv_nsec = end.tv_nsec-start.tv_nsec;
385 }
386 return temp;
387}
388
389int32_t TWFunc::timespec_diff_ms(timespec& start, timespec& end)
390{
391 return ((end.tv_sec * 1000) + end.tv_nsec/1000000) -
392 ((start.tv_sec * 1000) + start.tv_nsec/1000000);
393}
394
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600395#ifndef BUILD_TWRPTAR_MAIN
396
Dees_Troy38bd7602012-09-14 13:33:53 -0400397// Returns "/path" from a full /path/to/file.name
Ethan Yonker6e8c27a2016-12-22 17:55:57 -0600398string TWFunc::Get_Root_Path(const string& Path) {
Dees_Troy38bd7602012-09-14 13:33:53 -0400399 string Local_Path = Path;
400
401 // Make sure that we have a leading slash
402 if (Local_Path.substr(0, 1) != "/")
403 Local_Path = "/" + Local_Path;
404
405 // Trim the path to get the root path only
406 size_t position = Local_Path.find("/", 2);
407 if (position != string::npos) {
408 Local_Path.resize(position);
409 }
410 return Local_Path;
411}
412
413void TWFunc::install_htc_dumlock(void) {
Dees_Troy38bd7602012-09-14 13:33:53 -0400414 int need_libs = 0;
415
Captain Throwback9d6feb52018-07-27 10:05:24 -0400416 if (!PartitionManager.Mount_By_Path(PartitionManager.Get_Android_Root_Path(), true))
Dees_Troy38bd7602012-09-14 13:33:53 -0400417 return;
418
419 if (!PartitionManager.Mount_By_Path("/data", true))
420 return;
421
Ethan Yonker74db1572015-10-28 12:44:49 -0500422 gui_msg("install_dumlock=Installing HTC Dumlock to system...");
Dees Troy3454ade2015-01-20 19:21:04 +0000423 copy_file(TWHTCD_PATH "htcdumlocksys", "/system/bin/htcdumlock", 0755);
Dees_Troy8170a922012-09-18 15:40:25 -0400424 if (!Path_Exists("/system/bin/flash_image")) {
Ethan Yonker74db1572015-10-28 12:44:49 -0500425 LOGINFO("Installing flash_image...\n");
Dees Troy3454ade2015-01-20 19:21:04 +0000426 copy_file(TWHTCD_PATH "flash_imagesys", "/system/bin/flash_image", 0755);
Dees_Troy38bd7602012-09-14 13:33:53 -0400427 need_libs = 1;
428 } else
Ethan Yonker74db1572015-10-28 12:44:49 -0500429 LOGINFO("flash_image is already installed, skipping...\n");
Dees_Troy8170a922012-09-18 15:40:25 -0400430 if (!Path_Exists("/system/bin/dump_image")) {
Ethan Yonker74db1572015-10-28 12:44:49 -0500431 LOGINFO("Installing dump_image...\n");
Dees Troy3454ade2015-01-20 19:21:04 +0000432 copy_file(TWHTCD_PATH "dump_imagesys", "/system/bin/dump_image", 0755);
Dees_Troy38bd7602012-09-14 13:33:53 -0400433 need_libs = 1;
434 } else
Ethan Yonker74db1572015-10-28 12:44:49 -0500435 LOGINFO("dump_image is already installed, skipping...\n");
Dees_Troy38bd7602012-09-14 13:33:53 -0400436 if (need_libs) {
Ethan Yonker74db1572015-10-28 12:44:49 -0500437 LOGINFO("Installing libs needed for flash_image and dump_image...\n");
Dees Troy3454ade2015-01-20 19:21:04 +0000438 copy_file(TWHTCD_PATH "libbmlutils.so", "/system/lib/libbmlutils.so", 0644);
439 copy_file(TWHTCD_PATH "libflashutils.so", "/system/lib/libflashutils.so", 0644);
440 copy_file(TWHTCD_PATH "libmmcutils.so", "/system/lib/libmmcutils.so", 0644);
441 copy_file(TWHTCD_PATH "libmtdutils.so", "/system/lib/libmtdutils.so", 0644);
Dees_Troy38bd7602012-09-14 13:33:53 -0400442 }
Ethan Yonker74db1572015-10-28 12:44:49 -0500443 LOGINFO("Installing HTC Dumlock app...\n");
Dees_Troy38bd7602012-09-14 13:33:53 -0400444 mkdir("/data/app", 0777);
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500445 unlink("/data/app/com.teamwin.htcdumlock*");
Dees Troy3454ade2015-01-20 19:21:04 +0000446 copy_file(TWHTCD_PATH "HTCDumlock.apk", "/data/app/com.teamwin.htcdumlock.apk", 0777);
Dees_Troy38bd7602012-09-14 13:33:53 -0400447 sync();
Ethan Yonker74db1572015-10-28 12:44:49 -0500448 gui_msg("done=Done.");
Dees_Troy38bd7602012-09-14 13:33:53 -0400449}
450
451void TWFunc::htc_dumlock_restore_original_boot(void) {
452 if (!PartitionManager.Mount_By_Path("/sdcard", true))
453 return;
454
Ethan Yonker74db1572015-10-28 12:44:49 -0500455 gui_msg("dumlock_restore=Restoring original boot...");
Vojtech Bocek05534202013-09-11 08:11:56 +0200456 Exec_Cmd("htcdumlock restore");
Ethan Yonker74db1572015-10-28 12:44:49 -0500457 gui_msg("done=Done.");
Dees_Troy38bd7602012-09-14 13:33:53 -0400458}
459
460void TWFunc::htc_dumlock_reflash_recovery_to_boot(void) {
461 if (!PartitionManager.Mount_By_Path("/sdcard", true))
462 return;
Ethan Yonker74db1572015-10-28 12:44:49 -0500463 gui_msg("dumlock_reflash=Reflashing recovery to boot...");
Vojtech Bocek05534202013-09-11 08:11:56 +0200464 Exec_Cmd("htcdumlock recovery noreboot");
Ethan Yonker74db1572015-10-28 12:44:49 -0500465 gui_msg("done=Done.");
Dees_Troy38bd7602012-09-14 13:33:53 -0400466}
Dees_Troy43d8b002012-09-17 16:00:01 -0400467
468int TWFunc::Recursive_Mkdir(string Path) {
thatf1408b32016-01-03 11:09:15 +0100469 std::vector<std::string> parts = Split_String(Path, "/", true);
470 std::string cur_path;
471 for (size_t i = 0; i < parts.size(); ++i) {
472 cur_path += "/" + parts[i];
473 if (!TWFunc::Path_Exists(cur_path)) {
474 if (mkdir(cur_path.c_str(), 0777)) {
Matt Mower3c366972015-12-25 19:28:31 -0600475 gui_msg(Msg(msg::kError, "create_folder_strerr=Can not create '{1}' folder ({2}).")(cur_path)(strerror(errno)));
Ethan Yonker4b94cfd2014-12-11 10:00:45 -0600476 return false;
477 } else {
thatf1408b32016-01-03 11:09:15 +0100478 tw_set_default_metadata(cur_path.c_str());
Ethan Yonker4b94cfd2014-12-11 10:00:45 -0600479 }
Dees_Troy43d8b002012-09-17 16:00:01 -0400480 }
Dees_Troy43d8b002012-09-17 16:00:01 -0400481 }
Dees_Troy43d8b002012-09-17 16:00:01 -0400482 return true;
483}
484
Dees_Troyb46a6842012-09-25 11:06:46 -0400485void TWFunc::GUI_Operation_Text(string Read_Value, string Default_Text) {
486 string Display_Text;
487
488 DataManager::GetValue(Read_Value, Display_Text);
489 if (Display_Text.empty())
490 Display_Text = Default_Text;
491
492 DataManager::SetValue("tw_operation", Display_Text);
493 DataManager::SetValue("tw_partition", "");
494}
495
496void TWFunc::GUI_Operation_Text(string Read_Value, string Partition_Name, string Default_Text) {
497 string Display_Text;
498
499 DataManager::GetValue(Read_Value, Display_Text);
500 if (Display_Text.empty())
501 Display_Text = Default_Text;
502
503 DataManager::SetValue("tw_operation", Display_Text);
504 DataManager::SetValue("tw_partition", Partition_Name);
Dees_Troy7c2dec82012-09-26 09:49:14 -0400505}
506
Dees_Troy2673cec2013-04-02 20:22:16 +0000507void TWFunc::Copy_Log(string Source, string Destination) {
bigbiff bigbiffe3ad5342019-09-18 19:05:59 -0400508 int logPipe[2];
509 int pigz_pid;
510 int destination_fd;
511 std::string destLogBuffer;
512
Dees Troy9d7fdf52013-09-19 20:49:25 +0000513 PartitionManager.Mount_By_Path(Destination, false);
bigbiff bigbiffe3ad5342019-09-18 19:05:59 -0400514
515 size_t extPos = Destination.find(".gz");
516 std::string uncompressedLog(Destination);
517 uncompressedLog.replace(extPos, Destination.length(), "");
518
519 if (Path_Exists(Destination)) {
520 Archive_Type type = Get_File_Type(Destination);
521 if (type == COMPRESSED) {
522 std::string destFileBuffer;
523 std::string getCompressedContents = "pigz -c -d " + Destination;
524 if (Exec_Cmd(getCompressedContents, destFileBuffer) < 0) {
525 LOGINFO("Unable to get destination logfile contents.\n");
526 return;
527 }
528 destLogBuffer.append(destFileBuffer);
Dees_Troy6ef66352013-02-21 08:26:57 -0600529 }
bigbiff bigbiffe3ad5342019-09-18 19:05:59 -0400530 } else if (Path_Exists(uncompressedLog)) {
bigbiffd3317052019-12-22 16:05:12 -0500531 std::ifstream uncompressedIfs(uncompressedLog.c_str());
bigbiff bigbiffe3ad5342019-09-18 19:05:59 -0400532 std::stringstream uncompressedSS;
533 uncompressedSS << uncompressedIfs.rdbuf();
534 uncompressedIfs.close();
535 std::string uncompressedLogBuffer(uncompressedSS.str());
536 destLogBuffer.append(uncompressedLogBuffer);
537 std::remove(uncompressedLog.c_str());
Dees_Troy6ef66352013-02-21 08:26:57 -0600538 }
bigbiff bigbiffe3ad5342019-09-18 19:05:59 -0400539
bigbiffd3317052019-12-22 16:05:12 -0500540 std::ifstream ifs(Source.c_str());
bigbiff bigbiffe3ad5342019-09-18 19:05:59 -0400541 std::stringstream ss;
542 ss << ifs.rdbuf();
543 std::string srcLogBuffer(ss.str());
544 ifs.close();
545
546 if (pipe(logPipe) < 0) {
547 LOGINFO("Unable to open pipe to write to persistent log file: %s\n", Destination.c_str());
548 }
549
550 destination_fd = open(Destination.c_str(), O_WRONLY | O_CREAT | O_TRUNC, 0666);
551
552 pigz_pid = fork();
553 if (pigz_pid < 0) {
554 LOGINFO("fork() failed\n");
555 close(destination_fd);
556 close(logPipe[0]);
557 close(logPipe[1]);
558 } else if (pigz_pid == 0) {
559 close(logPipe[1]);
560 dup2(logPipe[0], fileno(stdin));
561 dup2(destination_fd, fileno(stdout));
562 if (execlp("pigz", "pigz", "-", NULL) < 0) {
563 close(destination_fd);
564 close(logPipe[0]);
565 _exit(-1);
566 }
567 } else {
568 close(logPipe[0]);
569 if (write(logPipe[1], destLogBuffer.c_str(), destLogBuffer.size()) < 0) {
570 LOGINFO("Unable to append to persistent log: %s\n", Destination.c_str());
571 close(logPipe[1]);
572 close(destination_fd);
573 return;
574 }
575 if (write(logPipe[1], srcLogBuffer.c_str(), srcLogBuffer.size()) < 0) {
576 LOGINFO("Unable to append to persistent log: %s\n", Destination.c_str());
577 close(logPipe[1]);
578 close(destination_fd);
579 return;
580 }
581 close(logPipe[1]);
582 }
583 close(destination_fd);
Dees_Troya58bead2012-09-27 09:49:29 -0400584}
585
Dees_Troy2673cec2013-04-02 20:22:16 +0000586void TWFunc::Update_Log_File(void) {
bigbiff349ea552020-06-19 16:07:38 -0400587 std::string recoveryDir = get_log_dir() + "recovery/";
bigbiff bigbiff19874f12019-01-08 20:06:57 -0500588
bigbiff349ea552020-06-19 16:07:38 -0400589 if (get_log_dir() == CACHE_LOGS_DIR) {
590 if (!PartitionManager.Mount_By_Path(CACHE_LOGS_DIR, false)) {
591 LOGINFO("Failed to mount %s for TWFunc::Update_Log_File\n", CACHE_LOGS_DIR);
Dees Troy9d7fdf52013-09-19 20:49:25 +0000592 }
Dees Troy9d7fdf52013-09-19 20:49:25 +0000593 }
Dees_Troya58bead2012-09-27 09:49:29 -0400594
bigbiff bigbiff19874f12019-01-08 20:06:57 -0500595 if (!TWFunc::Path_Exists(recoveryDir)) {
596 LOGINFO("Recreating %s folder.\n", recoveryDir.c_str());
bigbiff bigbiffe4bdb152019-03-23 18:33:17 -0400597 if (!Create_Dir_Recursive(recoveryDir, S_IRWXU | S_IRWXG | S_IWGRP | S_IXGRP, 0, 0)) {
bigbiff bigbiff19874f12019-01-08 20:06:57 -0500598 LOGINFO("Unable to create %s folder.\n", recoveryDir.c_str());
599 }
600 }
601
bigbiff bigbiffe3ad5342019-09-18 19:05:59 -0400602 std::string logCopy = recoveryDir + "log.gz";
603 std::string lastLogCopy = recoveryDir + "last_log.gz";
bigbiff bigbiff19874f12019-01-08 20:06:57 -0500604 copy_file(logCopy, lastLogCopy, 600);
605 Copy_Log(TMP_LOG_FILE, logCopy);
606 chown(logCopy.c_str(), 1000, 1000);
607 chmod(logCopy.c_str(), 0600);
608 chmod(lastLogCopy.c_str(), 0640);
609
Dees_Troy2673cec2013-04-02 20:22:16 +0000610 // Reset bootloader message
611 TWPartition* Part = PartitionManager.Find_Partition_By_Path("/misc");
612 if (Part != NULL) {
Ethan Yonker8373cfe2017-09-08 06:50:54 -0500613 std::string err;
614 if (!clear_bootloader_message((void*)&err)) {
Ethan Yonkerb5236502016-11-19 22:24:59 -0600615 if (err == "no misc device set") {
616 LOGINFO("%s\n", err.c_str());
617 } else {
618 LOGERR("%s\n", err.c_str());
619 }
620 }
Dees_Troy2673cec2013-04-02 20:22:16 +0000621 }
Dees_Troya58bead2012-09-27 09:49:29 -0400622
bigbiff349ea552020-06-19 16:07:38 -0400623 if (get_log_dir() == CACHE_LOGS_DIR) {
bigbiff bigbiff19874f12019-01-08 20:06:57 -0500624 if (PartitionManager.Mount_By_Path("/cache", false)) {
625 if (unlink("/cache/recovery/command") && errno != ENOENT) {
626 LOGINFO("Can't unlink %s\n", "/cache/recovery/command");
627 }
Dees Troy9d7fdf52013-09-19 20:49:25 +0000628 }
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500629 }
Dees_Troy2673cec2013-04-02 20:22:16 +0000630 sync();
631}
632
633void TWFunc::Update_Intent_File(string Intent) {
634 if (PartitionManager.Mount_By_Path("/cache", false) && !Intent.empty()) {
Ethan Yonker6e8c27a2016-12-22 17:55:57 -0600635 TWFunc::write_to_file("/cache/recovery/intent", Intent);
Dees_Troy2673cec2013-04-02 20:22:16 +0000636 }
Dees_Troya58bead2012-09-27 09:49:29 -0400637}
638
639// reboot: Reboot the system. Return -1 on error, no return on success
640int TWFunc::tw_reboot(RebootCommand command)
641{
Ethan Yonkerfe916112016-03-14 14:54:37 -0500642 DataManager::Flush();
bigbiff349ea552020-06-19 16:07:38 -0400643 Update_Log_File();
bigbiffa2bd7b72020-05-07 21:45:34 -0400644
Dees_Troya58bead2012-09-27 09:49:29 -0400645 // Always force a sync before we reboot
Dees_Troy6ef66352013-02-21 08:26:57 -0600646 sync();
Dees_Troya58bead2012-09-27 09:49:29 -0400647
Dees_Troy2673cec2013-04-02 20:22:16 +0000648 switch (command) {
649 case rb_current:
650 case rb_system:
Dees_Troy2673cec2013-04-02 20:22:16 +0000651 Update_Intent_File("s");
652 sync();
653 check_and_run_script("/sbin/rebootsystem.sh", "reboot system");
Ethan Yonkerbc2bc6b2015-03-24 21:37:52 -0500654#ifdef ANDROID_RB_PROPERTY
655 return property_set(ANDROID_RB_PROPERTY, "reboot,");
656#elif defined(ANDROID_RB_RESTART)
657 return android_reboot(ANDROID_RB_RESTART, 0, 0);
658#else
Dees_Troy2673cec2013-04-02 20:22:16 +0000659 return reboot(RB_AUTOBOOT);
Ethan Yonkerbc2bc6b2015-03-24 21:37:52 -0500660#endif
Dees_Troy2673cec2013-04-02 20:22:16 +0000661 case rb_recovery:
662 check_and_run_script("/sbin/rebootrecovery.sh", "reboot recovery");
Ethan Yonker75bf0412014-11-21 13:54:27 -0600663#ifdef ANDROID_RB_PROPERTY
Ethan Yonkerbc2bc6b2015-03-24 21:37:52 -0500664 return property_set(ANDROID_RB_PROPERTY, "reboot,recovery");
Ethan Yonker75bf0412014-11-21 13:54:27 -0600665#else
666 return __reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_RESTART2, (void*) "recovery");
667#endif
Dees_Troy2673cec2013-04-02 20:22:16 +0000668 case rb_bootloader:
669 check_and_run_script("/sbin/rebootbootloader.sh", "reboot bootloader");
Ethan Yonker75bf0412014-11-21 13:54:27 -0600670#ifdef ANDROID_RB_PROPERTY
Ethan Yonkerbc2bc6b2015-03-24 21:37:52 -0500671 return property_set(ANDROID_RB_PROPERTY, "reboot,bootloader");
Ethan Yonker75bf0412014-11-21 13:54:27 -0600672#else
673 return __reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_RESTART2, (void*) "bootloader");
674#endif
Dees_Troy2673cec2013-04-02 20:22:16 +0000675 case rb_poweroff:
676 check_and_run_script("/sbin/poweroff.sh", "power off");
Ethan Yonkerbc2bc6b2015-03-24 21:37:52 -0500677#ifdef ANDROID_RB_PROPERTY
678 return property_set(ANDROID_RB_PROPERTY, "shutdown,");
679#elif defined(ANDROID_RB_POWEROFF)
680 return android_reboot(ANDROID_RB_POWEROFF, 0, 0);
681#else
Dees_Troy2673cec2013-04-02 20:22:16 +0000682 return reboot(RB_POWER_OFF);
Ethan Yonkerbc2bc6b2015-03-24 21:37:52 -0500683#endif
Dees_Troy2673cec2013-04-02 20:22:16 +0000684 case rb_download:
685 check_and_run_script("/sbin/rebootdownload.sh", "reboot download");
Ethan Yonker75bf0412014-11-21 13:54:27 -0600686#ifdef ANDROID_RB_PROPERTY
Ethan Yonkerbc2bc6b2015-03-24 21:37:52 -0500687 return property_set(ANDROID_RB_PROPERTY, "reboot,download");
Ethan Yonker75bf0412014-11-21 13:54:27 -0600688#else
689 return __reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_RESTART2, (void*) "download");
690#endif
mauronofrioe9a49ef2018-10-03 13:38:16 +0200691 case rb_edl:
692 check_and_run_script("/sbin/rebootedl.sh", "reboot edl");
693#ifdef ANDROID_RB_PROPERTY
694 return property_set(ANDROID_RB_PROPERTY, "reboot,edl");
695#else
696 return __reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_RESTART2, (void*) "edl");
697#endif
Dees_Troy2673cec2013-04-02 20:22:16 +0000698 default:
699 return -1;
Dees_Troy6ef66352013-02-21 08:26:57 -0600700 }
701 return -1;
Dees_Troya58bead2012-09-27 09:49:29 -0400702}
703
704void TWFunc::check_and_run_script(const char* script_file, const char* display_name)
705{
706 // Check for and run startup script if script exists
707 struct stat st;
708 if (stat(script_file, &st) == 0) {
Ethan Yonker74db1572015-10-28 12:44:49 -0500709 gui_msg(Msg("run_script=Running {1} script...")(display_name));
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500710 chmod(script_file, S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH);
Vojtech Bocek05534202013-09-11 08:11:56 +0200711 TWFunc::Exec_Cmd(script_file);
Ethan Yonker74db1572015-10-28 12:44:49 -0500712 gui_msg("done=Done.");
Dees_Troya58bead2012-09-27 09:49:29 -0400713 }
Dees_Troy3477d712012-09-27 15:44:01 -0400714}
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500715
716int TWFunc::removeDir(const string path, bool skipParent) {
Dees_Troyce675462013-01-09 19:48:21 +0000717 DIR *d = opendir(path.c_str());
718 int r = 0;
719 string new_path;
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500720
Dees_Troyce675462013-01-09 19:48:21 +0000721 if (d == NULL) {
Ethan Yonker74db1572015-10-28 12:44:49 -0500722 gui_msg(Msg(msg::kError, "error_opening_strerr=Error opening: '{1}' ({2})")(path)(strerror(errno)));
Dees_Troyce675462013-01-09 19:48:21 +0000723 return -1;
724 }
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500725
Dees_Troyce675462013-01-09 19:48:21 +0000726 if (d) {
727 struct dirent *p;
728 while (!r && (p = readdir(d))) {
Dees_Troyce675462013-01-09 19:48:21 +0000729 if (!strcmp(p->d_name, ".") || !strcmp(p->d_name, ".."))
730 continue;
731 new_path = path + "/";
732 new_path.append(p->d_name);
733 if (p->d_type == DT_DIR) {
734 r = removeDir(new_path, true);
735 if (!r) {
Matt Mowerfb1c4ff2014-04-16 13:43:36 -0500736 if (p->d_type == DT_DIR)
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500737 r = rmdir(new_path.c_str());
738 else
Dees_Troy2673cec2013-04-02 20:22:16 +0000739 LOGINFO("Unable to removeDir '%s': %s\n", new_path.c_str(), strerror(errno));
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500740 }
bigbiff bigbiff98f1f902013-01-19 18:46:13 -0500741 } else if (p->d_type == DT_REG || p->d_type == DT_LNK || p->d_type == DT_FIFO || p->d_type == DT_SOCK) {
Dees_Troyce675462013-01-09 19:48:21 +0000742 r = unlink(new_path.c_str());
Dees_Troye34c1332013-02-06 19:13:00 +0000743 if (r != 0) {
Dees_Troy2673cec2013-04-02 20:22:16 +0000744 LOGINFO("Unable to unlink '%s: %s'\n", new_path.c_str(), strerror(errno));
Dees_Troye34c1332013-02-06 19:13:00 +0000745 }
Dees_Troyce675462013-01-09 19:48:21 +0000746 }
747 }
748 closedir(d);
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500749
Matt Mowerfb1c4ff2014-04-16 13:43:36 -0500750 if (!r) {
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500751 if (skipParent)
752 return 0;
753 else
754 r = rmdir(path.c_str());
755 }
Dees_Troyce675462013-01-09 19:48:21 +0000756 }
757 return r;
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500758}
759
760int TWFunc::copy_file(string src, string dst, int mode) {
bigbiff bigbiffe3ad5342019-09-18 19:05:59 -0400761 PartitionManager.Mount_By_Path(src, false);
762 PartitionManager.Mount_By_Path(dst, false);
763 if (!Path_Exists(src)) {
764 LOGINFO("Unable to find source file %s\n", src.c_str());
765 return -1;
766 }
bigbiffd3317052019-12-22 16:05:12 -0500767 std::ifstream srcfile(src.c_str(), ios::binary);
768 std::ofstream dstfile(dst.c_str(), ios::binary);
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500769 dstfile << srcfile.rdbuf();
bigbiff bigbiffe3ad5342019-09-18 19:05:59 -0400770 if (!dstfile.bad()) {
771 LOGINFO("Copied file %s to %s\n", src.c_str(), dst.c_str());
772 }
773 else {
774 LOGINFO("Unable to copy file %s to %s\n", src.c_str(), dst.c_str());
775 return -1;
776 }
777
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500778 srcfile.close();
779 dstfile.close();
bigbiff bigbiff8a68c312013-02-10 14:28:30 -0500780 if (chmod(dst.c_str(), mode) != 0)
781 return -1;
bigbiff bigbiff9c754052013-01-09 09:09:08 -0500782 return 0;
783}
Dees_Troy3ee47bc2013-01-25 21:47:37 +0000784
785unsigned int TWFunc::Get_D_Type_From_Stat(string Path) {
786 struct stat st;
787
788 stat(Path.c_str(), &st);
789 if (st.st_mode & S_IFDIR)
790 return DT_DIR;
791 else if (st.st_mode & S_IFBLK)
792 return DT_BLK;
793 else if (st.st_mode & S_IFCHR)
794 return DT_CHR;
795 else if (st.st_mode & S_IFIFO)
796 return DT_FIFO;
797 else if (st.st_mode & S_IFLNK)
798 return DT_LNK;
799 else if (st.st_mode & S_IFREG)
800 return DT_REG;
801 else if (st.st_mode & S_IFSOCK)
802 return DT_SOCK;
803 return DT_UNKNOWN;
Dees_Troye34c1332013-02-06 19:13:00 +0000804}
bigbiff bigbiff8a68c312013-02-10 14:28:30 -0500805
806int TWFunc::read_file(string fn, string& results) {
Vojtech Bocekfafb0c52013-07-25 22:53:02 +0200807 ifstream file;
808 file.open(fn.c_str(), ios::in);
809
810 if (file.is_open()) {
811 file >> results;
812 file.close();
813 return 0;
bigbiff bigbiffcdcfee42013-02-27 21:11:26 -0500814 }
Vojtech Bocekfafb0c52013-07-25 22:53:02 +0200815
816 LOGINFO("Cannot find file %s\n", fn.c_str());
817 return -1;
bigbiff bigbiffcdcfee42013-02-27 21:11:26 -0500818}
819
820int TWFunc::read_file(string fn, vector<string>& results) {
bigbiff bigbiff8a68c312013-02-10 14:28:30 -0500821 ifstream file;
bigbiff bigbiffcdcfee42013-02-27 21:11:26 -0500822 string line;
bigbiff bigbiff8a68c312013-02-10 14:28:30 -0500823 file.open(fn.c_str(), ios::in);
824 if (file.is_open()) {
bigbiff bigbiffcdcfee42013-02-27 21:11:26 -0500825 while (getline(file, line))
826 results.push_back(line);
bigbiff bigbiff8a68c312013-02-10 14:28:30 -0500827 file.close();
828 return 0;
829 }
Dees_Troy2673cec2013-04-02 20:22:16 +0000830 LOGINFO("Cannot find file %s\n", fn.c_str());
bigbiff bigbiff8a68c312013-02-10 14:28:30 -0500831 return -1;
832}
833
xNUTxe85f02d2014-07-18 01:30:58 +0200834int TWFunc::read_file(string fn, uint64_t& results) {
835 ifstream file;
836 file.open(fn.c_str(), ios::in);
837
838 if (file.is_open()) {
839 file >> results;
840 file.close();
841 return 0;
842 }
843
844 LOGINFO("Cannot find file %s\n", fn.c_str());
845 return -1;
846}
847
Ethan Yonker6e8c27a2016-12-22 17:55:57 -0600848int TWFunc::write_to_file(const string& fn, const string& line) {
bigbiff bigbiff8a68c312013-02-10 14:28:30 -0500849 FILE *file;
850 file = fopen(fn.c_str(), "w");
851 if (file != NULL) {
852 fwrite(line.c_str(), line.size(), 1, file);
853 fclose(file);
854 return 0;
855 }
Dees_Troy2673cec2013-04-02 20:22:16 +0000856 LOGINFO("Cannot find file %s\n", fn.c_str());
bigbiff bigbiff8a68c312013-02-10 14:28:30 -0500857 return -1;
858}
859
Dees_Troy83bd4832013-05-04 12:39:56 +0000860bool TWFunc::Try_Decrypting_Backup(string Restore_Path, string Password) {
861 DIR* d;
862
863 string Filename;
864 Restore_Path += "/";
865 d = opendir(Restore_Path.c_str());
866 if (d == NULL) {
Ethan Yonker74db1572015-10-28 12:44:49 -0500867 gui_msg(Msg(msg::kError, "error_opening_strerr=Error opening: '{1}' ({2})")(Restore_Path)(strerror(errno)));
Dees_Troy83bd4832013-05-04 12:39:56 +0000868 return false;
869 }
870
871 struct dirent* de;
872 while ((de = readdir(d)) != NULL) {
873 Filename = Restore_Path;
874 Filename += de->d_name;
bigbiffce8f83c2015-12-12 18:30:21 -0500875 if (TWFunc::Get_File_Type(Filename) == ENCRYPTED) {
Dees_Troy83bd4832013-05-04 12:39:56 +0000876 if (TWFunc::Try_Decrypting_File(Filename, Password) < 2) {
877 DataManager::SetValue("tw_restore_password", ""); // Clear the bad password
878 DataManager::SetValue("tw_restore_display", ""); // Also clear the display mask
879 closedir(d);
880 return false;
881 }
882 }
883 }
884 closedir(d);
885 return true;
886}
887
Dees Troyb21cc642013-09-10 17:36:41 +0000888string TWFunc::Get_Current_Date() {
889 string Current_Date;
890 time_t seconds = time(0);
891 struct tm *t = localtime(&seconds);
892 char timestamp[255];
893 sprintf(timestamp,"%04d-%02d-%02d--%02d-%02d-%02d",t->tm_year+1900,t->tm_mon+1,t->tm_mday,t->tm_hour,t->tm_min,t->tm_sec);
894 Current_Date = timestamp;
895 return Current_Date;
896}
897
Ethan Yonkerb5557892014-02-07 21:43:20 -0600898string TWFunc::System_Property_Get(string Prop_Name) {
Chaosmaster65633a42020-02-05 15:24:09 +0100899 return System_Property_Get(Prop_Name, PartitionManager, PartitionManager.Get_Android_Root_Path());
900}
901
902string TWFunc::System_Property_Get(string Prop_Name, TWPartitionManager &PartitionManager, string Mount_Point) {
903 bool mount_state = PartitionManager.Is_Mounted_By_Path(Mount_Point);
Dees Troyb21cc642013-09-10 17:36:41 +0000904 std::vector<string> buildprop;
Ethan Yonkerb5557892014-02-07 21:43:20 -0600905 string propvalue;
Chaosmaster65633a42020-02-05 15:24:09 +0100906 if (!PartitionManager.Mount_By_Path(Mount_Point, true))
Ethan Yonkerb5557892014-02-07 21:43:20 -0600907 return propvalue;
Chaosmaster65633a42020-02-05 15:24:09 +0100908 string prop_file = Mount_Point + "/build.prop";
Ethan Yonkerb4bff5e2016-12-16 07:47:58 -0600909 if (!TWFunc::Path_Exists(prop_file))
Chaosmaster65633a42020-02-05 15:24:09 +0100910 prop_file = Mount_Point + "/system/build.prop"; // for devices with system as a root file system (e.g. Pixel)
Ethan Yonkerb4bff5e2016-12-16 07:47:58 -0600911 if (TWFunc::read_file(prop_file, buildprop) != 0) {
Captain Throwback9d6feb52018-07-27 10:05:24 -0400912 LOGINFO("Unable to open build.prop for getting '%s'.\n", Prop_Name.c_str());
Vojtech Boceka2e70162013-09-17 17:05:10 +0200913 DataManager::SetValue(TW_BACKUP_NAME, Get_Current_Date());
Dees Troyb21cc642013-09-10 17:36:41 +0000914 if (!mount_state)
Chaosmaster65633a42020-02-05 15:24:09 +0100915 PartitionManager.UnMount_By_Path(Mount_Point, false);
Ethan Yonkerb5557892014-02-07 21:43:20 -0600916 return propvalue;
Dees Troyb21cc642013-09-10 17:36:41 +0000917 }
918 int line_count = buildprop.size();
919 int index;
920 size_t start_pos = 0, end_pos;
Ethan Yonkerb5557892014-02-07 21:43:20 -0600921 string propname;
Dees Troyb21cc642013-09-10 17:36:41 +0000922 for (index = 0; index < line_count; index++) {
923 end_pos = buildprop.at(index).find("=", start_pos);
924 propname = buildprop.at(index).substr(start_pos, end_pos);
Ethan Yonkerb5557892014-02-07 21:43:20 -0600925 if (propname == Prop_Name) {
Dees Troyb21cc642013-09-10 17:36:41 +0000926 propvalue = buildprop.at(index).substr(end_pos + 1, buildprop.at(index).size());
Ethan Yonkerb5557892014-02-07 21:43:20 -0600927 if (!mount_state)
Chaosmaster65633a42020-02-05 15:24:09 +0100928 PartitionManager.UnMount_By_Path(Mount_Point, false);
Ethan Yonkerb5557892014-02-07 21:43:20 -0600929 return propvalue;
Dees Troyb21cc642013-09-10 17:36:41 +0000930 }
931 }
Dees Troyb21cc642013-09-10 17:36:41 +0000932 if (!mount_state)
Chaosmaster65633a42020-02-05 15:24:09 +0100933 PartitionManager.UnMount_By_Path(Mount_Point, false);
Ethan Yonkerb5557892014-02-07 21:43:20 -0600934 return propvalue;
935}
936
937void TWFunc::Auto_Generate_Backup_Name() {
938 string propvalue = System_Property_Get("ro.build.display.id");
939 if (propvalue.empty()) {
940 DataManager::SetValue(TW_BACKUP_NAME, Get_Current_Date());
941 return;
942 }
bigbiff bigbiff19fb79c2016-09-05 21:04:51 -0400943 else {
944 //remove periods from build display so it doesn't confuse the extension code
945 propvalue.erase(remove(propvalue.begin(), propvalue.end(), '.'), propvalue.end());
946 }
Ethan Yonkerb5557892014-02-07 21:43:20 -0600947 string Backup_Name = Get_Current_Date();
bigbiff74a6d0d2015-02-14 20:49:44 -0500948 Backup_Name += "_" + propvalue;
Ethan Yonkerb5557892014-02-07 21:43:20 -0600949 if (Backup_Name.size() > MAX_BACKUP_NAME_LEN)
950 Backup_Name.resize(MAX_BACKUP_NAME_LEN);
951 // Trailing spaces cause problems on some file systems, so remove them
952 string space_check, space = " ";
953 space_check = Backup_Name.substr(Backup_Name.size() - 1, 1);
954 while (space_check == space) {
955 Backup_Name.resize(Backup_Name.size() - 1);
956 space_check = Backup_Name.substr(Backup_Name.size() - 1, 1);
957 }
bigbiff74a6d0d2015-02-14 20:49:44 -0500958 replace(Backup_Name.begin(), Backup_Name.end(), ' ', '_');
Ethan Yonker53796e72019-01-11 22:49:52 -0600959 if (PartitionManager.Check_Backup_Name(Backup_Name, false, true) != 0) {
960 LOGINFO("Auto generated backup name '%s' is not valid, using date instead.\n", Backup_Name.c_str());
Ethan Yonker92d48e02014-02-26 12:05:55 -0600961 DataManager::SetValue(TW_BACKUP_NAME, Get_Current_Date());
Ethan Yonker53796e72019-01-11 22:49:52 -0600962 } else {
963 DataManager::SetValue(TW_BACKUP_NAME, Backup_Name);
Ethan Yonker92d48e02014-02-26 12:05:55 -0600964 }
Vojtech Bocek05534202013-09-11 08:11:56 +0200965}
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +0100966
nkk7198fc3992017-12-16 16:26:42 +0200967void TWFunc::Fixup_Time_On_Boot(const string& time_paths /* = "" */)
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +0100968{
969#ifdef QCOM_RTC_FIX
nkk7198fc3992017-12-16 16:26:42 +0200970 static bool fixed = false;
971 if (fixed)
972 return;
xNUTxe85f02d2014-07-18 01:30:58 +0200973
974 LOGINFO("TWFunc::Fixup_Time: Pre-fix date and time: %s\n", TWFunc::Get_Current_Date().c_str());
975
976 struct timeval tv;
977 uint64_t offset = 0;
978 std::string sepoch = "/sys/class/rtc/rtc0/since_epoch";
979
980 if (TWFunc::read_file(sepoch, offset) == 0) {
981
982 LOGINFO("TWFunc::Fixup_Time: Setting time offset from file %s\n", sepoch.c_str());
983
984 tv.tv_sec = offset;
985 tv.tv_usec = 0;
986 settimeofday(&tv, NULL);
987
988 gettimeofday(&tv, NULL);
989
Phoenix59146b05f22018-02-03 06:41:08 +0000990 if (tv.tv_sec > 1517600000) { // Anything older then 2 Feb 2018 19:33:20 GMT will do nicely thank you ;)
xNUTxe85f02d2014-07-18 01:30:58 +0200991
992 LOGINFO("TWFunc::Fixup_Time: Date and time corrected: %s\n", TWFunc::Get_Current_Date().c_str());
nkk7198fc3992017-12-16 16:26:42 +0200993 fixed = true;
xNUTxe85f02d2014-07-18 01:30:58 +0200994 return;
995
996 }
997
998 } else {
999
1000 LOGINFO("TWFunc::Fixup_Time: opening %s failed\n", sepoch.c_str());
1001
1002 }
1003
Ethan Yonker9132d912015-02-02 10:32:49 -06001004 LOGINFO("TWFunc::Fixup_Time: will attempt to use the ats files now.\n");
xNUTxe85f02d2014-07-18 01:30:58 +02001005
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001006 // Devices with Qualcomm Snapdragon 800 do some shenanigans with RTC.
1007 // They never set it, it just ticks forward from 1970-01-01 00:00,
1008 // and then they have files /data/system/time/ats_* with 64bit offset
1009 // in miliseconds which, when added to the RTC, gives the correct time.
1010 // So, the time is: (offset_from_ats + value_from_RTC)
1011 // There are multiple ats files, they are for different systems? Bases?
1012 // Like, ats_1 is for modem and ats_2 is for TOD (time of day?).
1013 // Look at file time_genoff.h in CodeAurora, qcom-opensource/time-services
1014
nkk7198fc3992017-12-16 16:26:42 +02001015 std::vector<std::string> paths; // space separated list of paths
1016 if (time_paths.empty()) {
Mauronofrio Matarrese2dab70d2019-03-05 02:22:26 +01001017 paths = Split_String("/data/system/time/ /data/time/ /data/vendor/time/", " ");
nkk7198fc3992017-12-16 16:26:42 +02001018 if (!PartitionManager.Mount_By_Path("/data", false))
1019 return;
1020 } else {
1021 // When specific path(s) are used, Fixup_Time needs those
1022 // partitions to already be mounted!
1023 paths = Split_String(time_paths, " ");
1024 }
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001025
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001026 FILE *f;
xNUTxe85f02d2014-07-18 01:30:58 +02001027 offset = 0;
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001028 struct dirent *dt;
1029 std::string ats_path;
1030
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001031 // Prefer ats_2, it seems to be the one we want according to logcat on hammerhead
1032 // - it is the one for ATS_TOD (time of day?).
1033 // However, I never saw a device where the offset differs between ats files.
nkk7198fc3992017-12-16 16:26:42 +02001034 for (size_t i = 0; i < paths.size(); ++i)
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001035 {
nkk7198fc3992017-12-16 16:26:42 +02001036 DIR *d = opendir(paths[i].c_str());
Matt Mowera8a89d12016-12-30 18:10:37 -06001037 if (!d)
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001038 continue;
1039
Matt Mowera8a89d12016-12-30 18:10:37 -06001040 while ((dt = readdir(d)))
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001041 {
Matt Mowera8a89d12016-12-30 18:10:37 -06001042 if (dt->d_type != DT_REG || strncmp(dt->d_name, "ats_", 4) != 0)
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001043 continue;
1044
Matt Mowera8a89d12016-12-30 18:10:37 -06001045 if (ats_path.empty() || strcmp(dt->d_name, "ats_2") == 0)
nkk7198fc3992017-12-16 16:26:42 +02001046 ats_path = paths[i] + dt->d_name;
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001047 }
1048
1049 closedir(d);
1050 }
1051
nkk7198fc3992017-12-16 16:26:42 +02001052 if (ats_path.empty()) {
xNUTxe85f02d2014-07-18 01:30:58 +02001053 LOGINFO("TWFunc::Fixup_Time: no ats files found, leaving untouched!\n");
nkk7198fc3992017-12-16 16:26:42 +02001054 } else if ((f = fopen(ats_path.c_str(), "r")) == NULL) {
Dees Troy3e254b92014-03-06 20:24:54 +00001055 LOGINFO("TWFunc::Fixup_Time: failed to open file %s\n", ats_path.c_str());
nkk7198fc3992017-12-16 16:26:42 +02001056 } else if (fread(&offset, sizeof(offset), 1, f) != 1) {
Dees Troy3e254b92014-03-06 20:24:54 +00001057 LOGINFO("TWFunc::Fixup_Time: failed load uint64 from file %s\n", ats_path.c_str());
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001058 fclose(f);
nkk7198fc3992017-12-16 16:26:42 +02001059 } else {
1060 fclose(f);
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001061
nkk7198fc3992017-12-16 16:26:42 +02001062 LOGINFO("TWFunc::Fixup_Time: Setting time offset from file %s, offset %llu\n", ats_path.c_str(), (unsigned long long) offset);
1063 DataManager::SetValue("tw_qcom_ats_offset", (unsigned long long) offset, 1);
1064 fixed = true;
1065 }
1066
1067 if (!fixed) {
1068 // Failed to get offset from ats file, check twrp settings
1069 unsigned long long value;
1070 if (DataManager::GetValue("tw_qcom_ats_offset", value) < 0) {
1071 return;
1072 } else {
1073 offset = (uint64_t) value;
1074 LOGINFO("TWFunc::Fixup_Time: Setting time offset from twrp setting file, offset %llu\n", (unsigned long long) offset);
1075 // Do not consider the settings file as a definitive answer, keep fixed=false so next run will try ats files again
1076 }
1077 }
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001078
1079 gettimeofday(&tv, NULL);
1080
1081 tv.tv_sec += offset/1000;
Phoenix591e444d112018-02-03 07:23:54 +00001082#ifdef TW_CLOCK_OFFSET
1083// Some devices are even quirkier and have ats files that are offset from the actual time
1084 tv.tv_sec = tv.tv_sec + TW_CLOCK_OFFSET;
1085#endif
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001086 tv.tv_usec += (offset%1000)*1000;
1087
Matt Mowera8a89d12016-12-30 18:10:37 -06001088 while (tv.tv_usec >= 1000000)
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001089 {
1090 ++tv.tv_sec;
1091 tv.tv_usec -= 1000000;
1092 }
1093
1094 settimeofday(&tv, NULL);
xNUTxe85f02d2014-07-18 01:30:58 +02001095
1096 LOGINFO("TWFunc::Fixup_Time: Date and time corrected: %s\n", TWFunc::Get_Current_Date().c_str());
Vojtech Bocekd0e38bc2014-02-03 23:36:57 +01001097#endif
1098}
Ethan Yonkeraf2897c2014-02-10 13:07:14 -06001099
Vojtech Bocek0b7fe502014-03-13 17:36:52 +01001100std::vector<std::string> TWFunc::Split_String(const std::string& str, const std::string& delimiter, bool removeEmpty)
1101{
1102 std::vector<std::string> res;
1103 size_t idx = 0, idx_last = 0;
1104
Matt Mowera8a89d12016-12-30 18:10:37 -06001105 while (idx < str.size())
Vojtech Bocek0b7fe502014-03-13 17:36:52 +01001106 {
1107 idx = str.find_first_of(delimiter, idx_last);
Matt Mowera8a89d12016-12-30 18:10:37 -06001108 if (idx == std::string::npos)
Vojtech Bocek0b7fe502014-03-13 17:36:52 +01001109 idx = str.size();
1110
Matt Mowera8a89d12016-12-30 18:10:37 -06001111 if (idx-idx_last != 0 || !removeEmpty)
Vojtech Bocek0b7fe502014-03-13 17:36:52 +01001112 res.push_back(str.substr(idx_last, idx-idx_last));
1113
1114 idx_last = idx + delimiter.size();
1115 }
1116
1117 return res;
1118}
1119
Vojtech Bocek03fd6c52014-03-13 18:46:34 +01001120bool TWFunc::Create_Dir_Recursive(const std::string& path, mode_t mode, uid_t uid, gid_t gid)
1121{
1122 std::vector<std::string> parts = Split_String(path, "/");
1123 std::string cur_path;
1124 struct stat info;
Matt Mowera8a89d12016-12-30 18:10:37 -06001125 for (size_t i = 0; i < parts.size(); ++i)
Vojtech Bocek03fd6c52014-03-13 18:46:34 +01001126 {
1127 cur_path += "/" + parts[i];
Matt Mowera8a89d12016-12-30 18:10:37 -06001128 if (stat(cur_path.c_str(), &info) < 0 || !S_ISDIR(info.st_mode))
Vojtech Bocek03fd6c52014-03-13 18:46:34 +01001129 {
Matt Mowera8a89d12016-12-30 18:10:37 -06001130 if (mkdir(cur_path.c_str(), mode) < 0)
Vojtech Bocek03fd6c52014-03-13 18:46:34 +01001131 return false;
1132 chown(cur_path.c_str(), uid, gid);
1133 }
1134 }
1135 return true;
1136}
1137
xNUTxe85f02d2014-07-18 01:30:58 +02001138int TWFunc::Set_Brightness(std::string brightness_value)
1139{
Tatsuyuki Ishi548a1752015-12-28 10:08:58 +09001140 int result = -1;
1141 std::string secondary_brightness_file;
xNUTxe85f02d2014-07-18 01:30:58 +02001142
Tatsuyuki Ishi548a1752015-12-28 10:08:58 +09001143 if (DataManager::GetIntValue("tw_has_brightnesss_file")) {
xNUTxe85f02d2014-07-18 01:30:58 +02001144 LOGINFO("TWFunc::Set_Brightness: Setting brightness control to %s\n", brightness_value.c_str());
Ethan Yonker6e8c27a2016-12-22 17:55:57 -06001145 result = TWFunc::write_to_file(DataManager::GetStrValue("tw_brightness_file"), brightness_value);
Tatsuyuki Ishi548a1752015-12-28 10:08:58 +09001146 DataManager::GetValue("tw_secondary_brightness_file", secondary_brightness_file);
1147 if (!secondary_brightness_file.empty()) {
1148 LOGINFO("TWFunc::Set_Brightness: Setting secondary brightness control to %s\n", brightness_value.c_str());
Ethan Yonker6e8c27a2016-12-22 17:55:57 -06001149 TWFunc::write_to_file(secondary_brightness_file, brightness_value);
xNUTxe85f02d2014-07-18 01:30:58 +02001150 }
xNUTxe85f02d2014-07-18 01:30:58 +02001151 }
Tatsuyuki Ishi548a1752015-12-28 10:08:58 +09001152 return result;
xNUTxe85f02d2014-07-18 01:30:58 +02001153}
1154
bigbiff bigbiffc7eee6f2014-09-02 18:59:01 -04001155bool TWFunc::Toggle_MTP(bool enable) {
1156#ifdef TW_HAS_MTP
1157 static int was_enabled = false;
1158
1159 if (enable && was_enabled) {
1160 if (!PartitionManager.Enable_MTP())
1161 PartitionManager.Disable_MTP();
1162 } else {
1163 was_enabled = DataManager::GetIntValue("tw_mtp_enabled");
1164 PartitionManager.Disable_MTP();
1165 usleep(500);
1166 }
1167 return was_enabled;
1168#else
1169 return false;
1170#endif
1171}
1172
Tom Hite5a926722014-09-15 01:31:03 +00001173void TWFunc::SetPerformanceMode(bool mode) {
1174 if (mode) {
1175 property_set("recovery.perf.mode", "1");
1176 } else {
1177 property_set("recovery.perf.mode", "0");
1178 }
1179 // Some time for events to catch up to init handlers
1180 usleep(500000);
1181}
1182
Jenkins1710bf22014-10-02 20:22:21 -04001183std::string TWFunc::to_string(unsigned long value) {
1184 std::ostringstream os;
1185 os << value;
1186 return os.str();
1187}
1188
Ethan Yonker9132d912015-02-02 10:32:49 -06001189void TWFunc::Disable_Stock_Recovery_Replace(void) {
Captain Throwback9d6feb52018-07-27 10:05:24 -04001190 if (PartitionManager.Mount_By_Path(PartitionManager.Get_Android_Root_Path(), false)) {
Ethan Yonker9132d912015-02-02 10:32:49 -06001191 // Disable flashing of stock recovery
1192 if (TWFunc::Path_Exists("/system/recovery-from-boot.p")) {
1193 rename("/system/recovery-from-boot.p", "/system/recovery-from-boot.bak");
Ethan Yonker74db1572015-10-28 12:44:49 -05001194 gui_msg("rename_stock=Renamed stock recovery file in /system to prevent the stock ROM from replacing TWRP.");
Ethan Yonker9132d912015-02-02 10:32:49 -06001195 sync();
1196 }
Captain Throwback9d6feb52018-07-27 10:05:24 -04001197 PartitionManager.UnMount_By_Path(PartitionManager.Get_Android_Root_Path(), false);
Ethan Yonker9132d912015-02-02 10:32:49 -06001198 }
1199}
1200
Ethan Yonker483e9f42016-01-11 22:21:18 -06001201unsigned long long TWFunc::IOCTL_Get_Block_Size(const char* block_device) {
1202 unsigned long block_device_size;
1203 int ret = 0;
1204
1205 int fd = open(block_device, O_RDONLY);
1206 if (fd < 0) {
1207 LOGINFO("Find_Partition_Size: Failed to open '%s', (%s)\n", block_device, strerror(errno));
1208 } else {
1209 ret = ioctl(fd, BLKGETSIZE, &block_device_size);
1210 close(fd);
1211 if (ret) {
1212 LOGINFO("Find_Partition_Size: ioctl error: (%s)\n", strerror(errno));
1213 } else {
1214 return (unsigned long long)(block_device_size) * 512LLU;
1215 }
1216 }
1217 return 0;
1218}
1219
bigbiff bigbiffbad332a2016-07-29 21:18:13 -04001220void TWFunc::copy_kernel_log(string curr_storage) {
1221 std::string dmesgDst = curr_storage + "/dmesg.log";
1222 std::string dmesgCmd = "/sbin/dmesg";
1223
1224 std::string result;
1225 Exec_Cmd(dmesgCmd, result);
Ethan Yonker6e8c27a2016-12-22 17:55:57 -06001226 write_to_file(dmesgDst, result);
bigbiff bigbiffbad332a2016-07-29 21:18:13 -04001227 gui_msg(Msg("copy_kernel_log=Copied kernel log to {1}")(dmesgDst));
1228 tw_set_default_metadata(dmesgDst.c_str());
1229}
bigbiff bigbiff19fb79c2016-09-05 21:04:51 -04001230
1231bool TWFunc::isNumber(string strtocheck) {
1232 int num = 0;
1233 std::istringstream iss(strtocheck);
1234
1235 if (!(iss >> num).fail())
1236 return true;
1237 else
1238 return false;
1239}
1240
1241int TWFunc::stream_adb_backup(string &Restore_Name) {
1242 string cmd = "/sbin/bu --twrp stream " + Restore_Name;
1243 LOGINFO("stream_adb_backup: %s\n", cmd.c_str());
1244 int ret = TWFunc::Exec_Cmd(cmd);
1245 if (ret != 0)
1246 return -1;
1247 return ret;
1248}
bigbiff bigbiff19874f12019-01-08 20:06:57 -05001249
bigbiff349ea552020-06-19 16:07:38 -04001250std::string TWFunc::get_log_dir() {
1251 if (PartitionManager.Find_Partition_By_Path(CACHE_LOGS_DIR) == NULL) {
1252 if (PartitionManager.Find_Partition_By_Path(DATA_LOGS_DIR) == NULL) {
1253 if (PartitionManager.Find_Partition_By_Path(PERSIST_LOGS_DIR) == NULL) {
bigbiff bigbiffe4bdb152019-03-23 18:33:17 -04001254 LOGINFO("Unable to find a directory to store TWRP logs.");
1255 return "";
1256 }
bigbiff349ea552020-06-19 16:07:38 -04001257 return PERSIST_LOGS_DIR;
bigbiff bigbiffe4bdb152019-03-23 18:33:17 -04001258 } else {
bigbiff349ea552020-06-19 16:07:38 -04001259 return DATA_LOGS_DIR;
bigbiff bigbiffe4bdb152019-03-23 18:33:17 -04001260 }
bigbiff bigbiff19874f12019-01-08 20:06:57 -05001261 }
1262 else {
bigbiff349ea552020-06-19 16:07:38 -04001263 return CACHE_LOGS_DIR;
bigbiff bigbiff19874f12019-01-08 20:06:57 -05001264 }
1265}
1266
1267void TWFunc::check_selinux_support() {
1268 if (TWFunc::Path_Exists("/prebuilt_file_contexts")) {
1269 if (TWFunc::Path_Exists("/file_contexts")) {
1270 printf("Renaming regular /file_contexts -> /file_contexts.bak\n");
1271 rename("/file_contexts", "/file_contexts.bak");
1272 }
1273 printf("Moving /prebuilt_file_contexts -> /file_contexts\n");
1274 rename("/prebuilt_file_contexts", "/file_contexts");
1275 }
1276 struct selinux_opt selinux_options[] = {
1277 { SELABEL_OPT_PATH, "/file_contexts" }
1278 };
1279 selinux_handle = selabel_open(SELABEL_CTX_FILE, selinux_options, 1);
1280 if (!selinux_handle)
1281 printf("No file contexts for SELinux\n");
1282 else
1283 printf("SELinux contexts loaded from /file_contexts\n");
1284 { // Check to ensure SELinux can be supported by the kernel
1285 char *contexts = NULL;
bigbiff349ea552020-06-19 16:07:38 -04001286 std::string cacheDir = TWFunc::get_log_dir();
bigbiff bigbiff19874f12019-01-08 20:06:57 -05001287 std::string se_context_check = cacheDir + "recovery/";
1288 int ret = 0;
1289
bigbiff349ea552020-06-19 16:07:38 -04001290 if (cacheDir == CACHE_LOGS_DIR) {
1291 PartitionManager.Mount_By_Path(CACHE_LOGS_DIR, false);
bigbiff bigbiff19874f12019-01-08 20:06:57 -05001292 }
1293 if (TWFunc::Path_Exists(se_context_check)) {
1294 ret = lgetfilecon(se_context_check.c_str(), &contexts);
Makornthawat Emeryabc299c2019-03-29 13:45:22 +00001295 if (ret < 0) {
bigbiff bigbiff19874f12019-01-08 20:06:57 -05001296 LOGINFO("Could not check %s SELinux contexts, using /sbin/teamwin instead which may be inaccurate.\n", se_context_check.c_str());
1297 lgetfilecon("/sbin/teamwin", &contexts);
1298 }
1299 }
1300 if (ret < 0) {
1301 gui_warn("no_kernel_selinux=Kernel does not have support for reading SELinux contexts.");
1302 } else {
1303 free(contexts);
1304 gui_msg("full_selinux=Full SELinux support is present.");
1305 }
1306 }
1307}
Ethan Yonker76bbd3a2019-05-10 10:50:04 -05001308
1309bool TWFunc::Is_TWRP_App_In_System() {
1310 if (PartitionManager.Mount_By_Path(PartitionManager.Get_Android_Root_Path(), false)) {
1311 string base_path = PartitionManager.Get_Android_Root_Path();
1312 if (TWFunc::Path_Exists(PartitionManager.Get_Android_Root_Path() + "/system"))
1313 base_path += "/system"; // For devices with system as a root file system (e.g. Pixel)
1314 string install_path = base_path + "/priv-app";
1315 if (!TWFunc::Path_Exists(install_path))
1316 install_path = base_path + "/app";
1317 install_path += "/twrpapp";
1318 if (TWFunc::Path_Exists(install_path)) {
1319 LOGINFO("App found at '%s'\n", install_path.c_str());
1320 DataManager::SetValue("tw_app_installed_in_system", 1);
1321 return true;
1322 }
1323 }
1324 DataManager::SetValue("tw_app_installed_in_system", 0);
bigbiff07f991a2020-03-11 19:24:18 -04001325 PartitionManager.UnMount_By_Path(PartitionManager.Get_Android_Root_Path(), false);
Ethan Yonker76bbd3a2019-05-10 10:50:04 -05001326 return false;
1327}
Chaosmaster461e39f2020-02-07 01:48:13 +01001328
1329int TWFunc::Property_Override(string Prop_Name, string Prop_Value) {
1330#ifdef TW_INCLUDE_LIBRESETPROP
1331 return setprop(Prop_Name.c_str(), Prop_Value.c_str(), false);
1332#else
1333 return -2;
1334#endif
1335}
1336
bigbiffa2bd7b72020-05-07 21:45:34 -04001337bool TWFunc::Get_Encryption_Policy(ext4_encryption_policy &policy, std::string path) {
bigbifff62d2492020-05-20 10:15:34 -04001338#ifdef TW_INCLUDE_FBE
bigbiffa2bd7b72020-05-07 21:45:34 -04001339 if (!TWFunc::Path_Exists(path)) {
1340 LOGERR("Unable to find %s to get policy\n", path.c_str());
1341 return false;
1342 }
1343 if (!e4crypt_policy_get_struct(path.c_str(), &policy)) {
1344 LOGERR("No policy set for path %s\n", path.c_str());
1345 return false;
1346 }
bigbifff62d2492020-05-20 10:15:34 -04001347#endif
bigbiffa2bd7b72020-05-07 21:45:34 -04001348 return true;
1349}
1350
1351bool TWFunc::Set_Encryption_Policy(std::string path, const ext4_encryption_policy &policy) {
bigbifff62d2492020-05-20 10:15:34 -04001352#ifdef TW_INCLUDE_FBE
bigbiffa2bd7b72020-05-07 21:45:34 -04001353 if (!TWFunc::Path_Exists(path)) {
1354 LOGERR("unable to find %s to set policy\n", path.c_str());
1355 return false;
1356 }
1357 char binary_policy[EXT4_KEY_DESCRIPTOR_SIZE];
1358 char policy_hex[EXT4_KEY_DESCRIPTOR_SIZE_HEX];
1359 policy_to_hex(binary_policy, policy_hex);
1360 if (!e4crypt_policy_set_struct(path.c_str(), &policy)) {
1361 LOGERR("unable to set policy for path: %s\n", path.c_str());
1362 return false;
1363 }
bigbifff62d2492020-05-20 10:15:34 -04001364#endif
bigbiffa2bd7b72020-05-07 21:45:34 -04001365 return true;
1366}
Ethan Yonkeraf2897c2014-02-10 13:07:14 -06001367#endif // ndef BUILD_TWRPTAR_MAIN