/
ARUTILS_BLEFtp.m
2292 lines (1948 loc) · 70.6 KB
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ARUTILS_BLEFtp.m
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/*
Copyright (C) 2014 Parrot SA
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
* Neither the name of Parrot nor the names
of its contributors may be used to endorse or promote products
derived from this software without specific prior written
permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
*/
/**
* @file ARUTILS_Ftp.c
* @brief libARUtils Ftp c file.
* @date 19/12/2013
* @author david.flattin.ext@parrot.com
**/
#include "config.h"
#include <inttypes.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#ifdef HAVE_UIKIT_UIKIT_H
#import <UIKit/UIKit.h>
#endif /* HAVE_UIKIT_UIKIT_H */
#import <CoreBluetooth/CoreBluetooth.h>
#import <libARSAL/ARSAL_CentralManager.h>
#import <CommonCrypto/CommonDigest.h>
#include <libARSAL/ARSAL_Sem.h>
#include <libARSAL/ARSAL_Mutex.h>
#include <libARSAL/ARSAL_Singleton.h>
#include <libARSAL/ARSAL_Print.h>
#import <libARSAL/ARSAL_BLEManager.h>
#import <libARSAL/ARSAL_Endianness.h>
#include <curl/curl.h>
#include "libARUtils/ARUTILS_Error.h"
#include "libARUtils/ARUTILS_Manager.h"
#include "libARUtils/ARUTILS_Ftp.h"
#include "libARUtils/ARUTILS_FileSystem.h"
#include "ARUTILS_Manager.h"
#include "ARUTILS_BLEFtp.h"
NSString* const kARUTILS_BLEFtp_Getting = @"kARUTILS_BLEFtp_Getting";
#define BLE_MD5_TXT_SIZE (CC_MD5_DIGEST_LENGTH * 2)
#define BLE_PACKET_MAX_SIZE 132
#define BLE_PACKET_EOF "End of Transfer"
#define BLE_PACKET_WRITTEN "FILE WRITTEN"
#define BLE_PACKET_NOT_WRITTEN "FILE NOT WRITTEN"
#define BLE_PACKET_RENAME_SUCCESS "Rename successful"
#define BLE_PACKET_DELETE_SUCCESS "Delete successful"
#define BLE_PACKET_BLOCK_GETTING_COUNT 100
#define BLE_PACKET_BLOCK_PUTTING_COUNT 500
#ifdef HAVE_UIKIT_UIKIT_H
#define SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(v) ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] != NSOrderedAscending)
#define SYSTEM_VERSION_LESSER_THAN(v) (([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] != NSOrderedDescending) && ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] != NSOrderedSame))
#else
#define SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(v) 0
#endif /* HAVE_UIKIT_UIKIT_H */
#define BLE_FTP_PUT_RETRY_COUNT 3
#define BLE_FTP_PUT_RETRY_BLOCK_COUNT 3
//#define BLE_PACKET_WRITE_SLEEP 18000000 /* 18ms */
#define BLE_PACKET_WRITE_SLEEP 24000000
#define BLE_READ_NOTIFICATION_TIMEOUT 2.0f
#define BLE_PUT_WRITTEN_NOTIFICATION_TIMEOUT 5.0f
#define BLE_PUT_READ_NOTIFICATION_TIMEOUT 20.0f
#define ARUTILS_BLEFTP_TAG "BLEFtp"
typedef enum
{
ARUTILS_BLEFTP_STATE_NONE = 0,
ARUTILS_BLEFTP_STATE_LIST,
ARUTILS_BLEFTP_STATE_SIZE,
ARUTILS_BLEFTP_STATE_GET,
ARUTILS_BLEFTP_STATE_PUT,
ARUTILS_BLEFTP_STATE_DELETE,
ARUTILS_BLEFTP_STATE_RENAME,
} eARUTILS_BLEFTP_STATE;
#define ARUTILS_BLEFTP_ENABLE_LOG (0)
#define ARUTILS_BLEFTP_ENABLE_LOG_ERROR (1)
@interface ARUtils_BLEFtp ()
{
ARSAL_Mutex_t connectionLock;
}
@property (nonatomic, retain) CBPeripheral *peripheral;
@property (nonatomic, assign) int port;
@property (nonatomic, assign) int connectionCount;
@property (nonatomic, assign) eARUTILS_BLEFTP_STATE commandState;
@property (nonatomic, retain) CBCharacteristic *transferring;
@property (nonatomic, retain) CBCharacteristic *getting;
@property (nonatomic, retain) CBCharacteristic *handling;
@property (nonatomic, retain) NSArray *arrayGetting;
@end
@implementation ARUtils_BLEFtp
SYNTHESIZE_SINGLETON_FOR_CLASS(ARUtils_BLEFtp, initBLEFtp)
- (id)initBLEFtp
{
self = [super init];
if (self != nil)
{
ARSAL_Mutex_Init(&connectionLock);
_commandState = ARUTILS_BLEFTP_STATE_NONE;
}
return self;
}
- (void)dealloc
{
ARSAL_Mutex_Destroy(&connectionLock);
}
- (ARSAL_Mutex_t*)getConnectionLock
{
return &connectionLock;
}
- (BOOL)isConnected:(ARUTILS_BLEFtp_Connection_t*)connection
{
if ([SINGLETON_FOR_CLASS(ARSAL_BLEManager) isPeripheralConnected] && (_connectionCount > 0))
{
return YES;
}
return NO;
}
- (eARUTILS_ERROR)registerConnection:(ARUTILS_BLEFtp_Connection_t*)connection withPeripheral:(CBPeripheral *)peripheral port:(int)port
{
eARUTILS_ERROR result = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s Peripheral %p, connection count %d", __FUNCTION__, peripheral, _connectionCount);
#endif
if (_connectionCount == 0)
{
_peripheral = peripheral;
_port = port;
_connectionCount++;
result = [self registerCharacteristics];
}
else if ((_peripheral == peripheral) && (_port == port))
{
_connectionCount++;
}
else
{
result = ARUTILS_ERROR_FTP_CONNECT;
}
return result;
}
- (eARUTILS_ERROR)unregisterConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
eARUTILS_ERROR result = ARUTILS_OK;
if (_connectionCount > 0)
{
if (_connectionCount == 1)
{
_peripheral = nil;
_transferring = nil;
_getting = nil;
_handling = nil;
_port = 0;
[self unregisterCharacteristics];
}
_connectionCount--;
}
else
{
result = ARUTILS_ERROR_BAD_PARAMETER;
}
return result;
}
- (eARUTILS_ERROR)registerCharacteristics
{
eARSAL_ERROR resultSal = ARSAL_OK;
eARSAL_ERROR discoverCharacteristicsResult = ARSAL_OK;
//eARSAL_ERROR setNotifCharacteristicResult = ARSAL_OK;
eARUTILS_ERROR result = ARUTILS_OK;
for(int i = 0 ; (i < (int)[[_peripheral services] count]) && (resultSal == ARSAL_OK) && ((_transferring == nil) || (_getting == nil) || (_handling == nil)) ; i++)
{
CBService *service = [[_peripheral services] objectAtIndex:i];
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"Service : %@, %04x", [service.UUID shortUUID], (unsigned int)service.UUID);
#endif
if([[service.UUID shortUUID] hasPrefix:[NSString stringWithFormat:@"fd%02d", _port]])
{
//discoverCharacteristicsResult = [SINGLETON_FOR_CLASS(ARSAL_BLEManager) discoverNetworkCharacteristics:nil forService:service];
discoverCharacteristicsResult = ARSAL_OK;
if (discoverCharacteristicsResult == ARSAL_OK)
{
resultSal = ARSAL_OK;
for (CBCharacteristic *characteristic in [service characteristics])
{
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"CBCharacteristic: %@", characteristic.UUID.shortUUID);
#endif
if ([characteristic.UUID.shortUUID hasPrefix:[NSString stringWithFormat:@"fd%02d", _port + 1]])
{
if (((characteristic.properties & CBCharacteristicPropertyWriteWithoutResponse) == CBCharacteristicPropertyWriteWithoutResponse) && ((characteristic.properties & CBCharacteristicPropertyWrite) == CBCharacteristicPropertyWrite))
{
_transferring = characteristic;
}
}
else if ([characteristic.UUID.shortUUID hasPrefix:[NSString stringWithFormat:@"fd%02d", _port + 2]])
{
if (((characteristic.properties & CBCharacteristicPropertyRead) == CBCharacteristicPropertyRead)
&& ((characteristic.properties & CBCharacteristicPropertyWriteWithoutResponse) == CBCharacteristicPropertyWriteWithoutResponse))
{
_getting = characteristic;
}
if ((characteristic.properties & CBCharacteristicPropertyNotify) == CBCharacteristicPropertyNotify)
{
_arrayGetting = [NSArray arrayWithObject:characteristic];
}
}
else if ([characteristic.UUID.shortUUID hasPrefix:[NSString stringWithFormat:@"fd%02d", _port + 3]])
{
if ((characteristic.properties & CBCharacteristicPropertyWriteWithoutResponse) == CBCharacteristicPropertyWriteWithoutResponse)
{
_handling = characteristic;
}
}
}
}
}
}
if ((_transferring != nil) && (_getting != nil) && (_handling != nil))
{
result = ARUTILS_OK;
/*if (ret == YES)
{
setNotifCharacteristicResult = [SINGLETON_FOR_CLASS(ARSAL_BLEManager) setNotificationCharacteristic:_getting];
if (setNotifCharacteristicResult != ARSAL_OK)
{
ret = NO;
}
}*/
if (result == ARUTILS_OK)
{
[SINGLETON_FOR_CLASS(ARSAL_BLEManager) registerNotificationCharacteristics:_arrayGetting toKey:kARUTILS_BLEFtp_Getting];
}
}
else
{
result = ARUTILS_ERROR_FTP_CONNECT;
}
return result;
}
- (eARUTILS_ERROR)unregisterCharacteristics
{
eARSAL_ERROR retBLE = ARSAL_OK;
eARUTILS_ERROR result = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s", __FUNCTION__);
#endif
retBLE = [SINGLETON_FOR_CLASS(ARSAL_BLEManager) unregisterNotificationCharacteristics:kARUTILS_BLEFtp_Getting];
if (retBLE != ARSAL_OK)
{
result = ARUTILS_ERROR_FTP_CONNECT;
}
return result;
}
- (eARUTILS_ERROR)cancelConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
eARUTILS_ERROR result = ARUTILS_OK;
int resutlSys = 0;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s", __FUNCTION__);
#endif
if ((connection != NULL) && (connection->manager != NULL) && (connection->manager->cancelSem != NULL))
{
resutlSys = ARSAL_Sem_Post(&connection->manager->cancelSem);
if (resutlSys != 0)
{
result = ARUTILS_ERROR_SYSTEM;
}
}
switch(_commandState)
{
case ARUTILS_BLEFTP_STATE_GET:
[SINGLETON_FOR_CLASS(ARSAL_BLEManager) cancelReadNotification:kARUTILS_BLEFtp_Getting];
break;
case ARUTILS_BLEFTP_STATE_LIST:
case ARUTILS_BLEFTP_STATE_SIZE:
case ARUTILS_BLEFTP_STATE_PUT:
case ARUTILS_BLEFTP_STATE_DELETE:
case ARUTILS_BLEFTP_STATE_RENAME:
default:
break;
}
return result;
}
- (eARUTILS_ERROR)listFiles:(NSString*)remotePath resultList:(char **)resultList resultListLen:(uint32_t *)resultListLen forConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
uint8_t *data = NULL;
uint8_t *oldData = NULL;
uint32_t dataLen = 0;
eARUTILS_ERROR result = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s, %@", __FUNCTION__, remotePath);
#endif
_commandState = ARUTILS_BLEFTP_STATE_LIST;
*resultList = NULL;
*resultListLen = 0;
result = [self sendCommand:"LIS" param:[remotePath UTF8String] characteristic:_handling];
if (result == ARUTILS_OK)
{
result = [self readGetData:0 dstFile:NULL data:&data dataLen:&dataLen progressCallback:NULL progressArg:NULL forConnection:connection listCommand:YES];
if (result == ARUTILS_OK)
{
oldData = data;
data = realloc(oldData, dataLen + 1);
if (data == NULL)
{
free(oldData);
result = ARUTILS_ERROR_ALLOC;
}
else
{
data[dataLen++] = '\0';
*resultList = (char*)data;
*resultListLen = dataLen;
}
}
}
if ((result != ARUTILS_OK) && (*resultList != NULL))
{
free(*resultList);
*resultList = 0;
*resultListLen = 0;
}
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"listFiles output:\n %s" , (*resultList == NULL) ? "" : *resultList);
#endif
_commandState = ARUTILS_BLEFTP_STATE_NONE;
return result;
}
- (eARUTILS_ERROR)sizeFile:(NSString*)remoteFile fileSize:(double*)fileSize forConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
char lineData[ARUTILS_FTP_MAX_PATH_SIZE];
char *resultList = NULL;
uint32_t resultListLen = 0;
BOOL found = NO;
eARUTILS_ERROR result = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s %@", __FUNCTION__, remoteFile);
#endif
_commandState = ARUTILS_BLEFTP_STATE_SIZE;
remoteFile = [self normalizeName:remoteFile];
*fileSize = 0.f;
NSString *remotePath = [remoteFile stringByDeletingLastPathComponent];
result = [self listFiles:remotePath resultList:&resultList resultListLen:&resultListLen forConnection:connection];
if (result == ARUTILS_OK)
{
const char *remoteFileName = [[remoteFile lastPathComponent] UTF8String];
const char *nextItem = NULL;
const char *fileName = NULL;
const char *indexItem = NULL;
int itemLen = 0;
while ((found == NO) && (fileName = ARUTILS_Ftp_List_GetNextItem(resultList, &nextItem, NULL, 0, &indexItem, &itemLen, lineData, ARUTILS_FTP_MAX_PATH_SIZE)) != NULL)
{
if (strcmp(remoteFileName, fileName) == 0)
{
if (ARUTILS_Ftp_List_GetItemSize(indexItem, itemLen, fileSize) == NULL)
{
result = ARUTILS_ERROR_FTP_SIZE;
}
else
{
found = YES;
}
}
}
}
if (found == YES)
{
result = ARUTILS_OK;
}
else
{
result = ARUTILS_ERROR_FTP_SIZE;
}
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"sizeFile: size %d", (fileSize == NULL) ? 0 : (int)(*fileSize));
#endif
_commandState = ARUTILS_BLEFTP_STATE_NONE;
return result;
}
- (eARUTILS_ERROR)getFileInternal:(NSString*)remoteFile localFile:(NSString*)localFile data:(uint8_t**)data dataLen:(uint32_t*)dataLen progressCallback:(ARUTILS_Ftp_ProgressCallback_t)progressCallback progressArg:(void *)progressArg forConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
FILE *dstFile = NULL;
double totalSize = 0.f;
eARUTILS_ERROR result = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s %@", __FUNCTION__, remoteFile);
#endif
remoteFile = [self normalizeName:remoteFile];
// get remote sise to compute progress percent
if (progressCallback != NULL)
{
result = [self sizeFile:remoteFile fileSize:&totalSize forConnection:connection];
}
_commandState = ARUTILS_BLEFTP_STATE_GET;
if (result == ARUTILS_OK)
{
result = [self sendCommand:"GET" param:[remoteFile UTF8String] characteristic:_handling];
}
if ((result == ARUTILS_OK) && (localFile != nil))
{
dstFile = fopen([localFile UTF8String], "wb");
if (dstFile == NULL)
{
result = ARUTILS_ERROR_FTP_FILE;
}
}
if (result == ARUTILS_OK)
{
result = [self readGetData:(uint32_t)totalSize dstFile:dstFile data:data dataLen:dataLen progressCallback:progressCallback progressArg:progressArg forConnection:connection listCommand:NO];
}
if (dstFile != NULL)
{
fclose(dstFile);
}
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"getFileInternal: result %d, size %d", result, (int)totalSize);
#endif
_commandState = ARUTILS_BLEFTP_STATE_NONE;
return result;
}
- (eARUTILS_ERROR)getFile:(NSString*)remoteFile localFile:(NSString*)localFile progressCallback:(ARUTILS_Ftp_ProgressCallback_t)progressCallback progressArg:(void *)progressArg forConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
eARUTILS_ERROR result = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s", __FUNCTION__);
#endif
result = [self getFileInternal:remoteFile localFile:localFile data:NULL dataLen:NULL progressCallback:progressCallback progressArg:progressArg forConnection:connection];
return result;
}
- (eARUTILS_ERROR)getFileWithBuffer:(NSString*)remoteFile data:(uint8_t**)data dataLen:(uint32_t*)dataLen progressCallback:(ARUTILS_Ftp_ProgressCallback_t)progressCallback progressArg:(void *)progressArg forConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
eARUTILS_ERROR result = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s", __FUNCTION__);
#endif
result = [self getFileInternal:remoteFile localFile:nil data:data dataLen:dataLen progressCallback:progressCallback progressArg:progressArg forConnection:connection];
return result;
}
- (eARUTILS_ERROR)abortPutFileResume:(NSString*)remoteFile forConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
int remoteFileSize = 0;
int resumeIndex = 0;
eARUTILS_ERROR result = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s", __FUNCTION__);
#endif
remoteFile = [self normalizeName:remoteFile];
result = [self readPutResumeIndex:remoteFile remoteFileSize:&remoteFileSize resumeIndex:&resumeIndex forConnection:connection];
if (result == ARUTILS_OK)
{
result = [self sendCommand:"PUT" param:[remoteFile UTF8String] characteristic:_handling];
if (result == ARUTILS_OK)
{
result = [self sendPutData:0 srcFile:NULL resumeIndex:0 resume:NO abort:YES progressCallback:NULL progressArg:NULL forConnection:connection];
}
}
[self deleteFile:remoteFile forConnection:connection];
return result;
}
- (eARUTILS_ERROR)putFile:(NSString*)remoteFile localFile:(NSString*)localFile progressCallback:(ARUTILS_Ftp_ProgressCallback_t)progressCallback progressArg:(void *)progressArg resume:(BOOL)resume forConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
FILE *srcFile = NULL;
int remoteFileSize = 0;
BOOL fileCompleted = NO;
int resumeIndex = 0;
int64_t totalSize = 0;
int tryCount = 0;
eARUTILS_ERROR result = ARUTILS_OK;
eARUTILS_ERROR resultSendPut = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s %@, resume: %d", __FUNCTION__, remoteFile, resume);
#endif
remoteFile = [self normalizeName:remoteFile];
do
{
if (resume == NO)
{
[self abortPutFileResume:remoteFile forConnection:connection];
}
else
{
result = [self readPutResumeIndex:remoteFile remoteFileSize:&remoteFileSize resumeIndex:&resumeIndex forConnection:connection];
if (result != ARUTILS_OK)
{
result = ARUTILS_OK;
resumeIndex = 0;
resume = NO;
}
if (resumeIndex > 0)
{
resume = YES;
}
}
result = ARUTILS_FileSystem_GetFileSize([localFile UTF8String], &totalSize);
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"putFile: local file size %d, remote size %d, remote index %d", (int)totalSize, remoteFileSize, resumeIndex);
#endif
if ((result == ARUTILS_OK) &&
(resume == YES) &&
(remoteFileSize > 0) &&
((int)totalSize) == remoteFileSize)
{
fileCompleted = YES;
}
if (fileCompleted == NO)
{
_commandState = ARUTILS_BLEFTP_STATE_PUT;
if (result == ARUTILS_OK)
{
result = [self sendCommand:"PUT" param:[remoteFile UTF8String] characteristic:_handling];
}
if (result == ARUTILS_OK)
{
srcFile = fopen([localFile UTF8String], "rb");
if (srcFile == NULL)
{
result = ARUTILS_ERROR_FTP_FILE;
}
}
if (result == ARUTILS_OK)
{
result = resultSendPut = [self sendPutData:(uint32_t)totalSize srcFile:srcFile resumeIndex:resumeIndex resume:resume abort:NO progressCallback:progressCallback progressArg:progressArg forConnection:connection];
}
if (srcFile != NULL)
{
fclose(srcFile);
}
_commandState = ARUTILS_BLEFTP_STATE_NONE;
if (result == ARUTILS_ERROR_FTP_MD5)
{
[self abortPutFileResume:remoteFile forConnection:connection];
}
tryCount++;
#if ARUTILS_BLEFTP_ENABLE_LOG_ERROR
NSLog(@"PUT tryCount %d", tryCount);
#endif
}
} while ((resultSendPut == ARUTILS_ERROR_FTP_CODE) && (tryCount < BLE_FTP_PUT_RETRY_COUNT));
return result;
}
- (eARUTILS_ERROR)deleteFile:(NSString*)remoteFile forConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
eARUTILS_ERROR result = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s, %@", __FUNCTION__, remoteFile);
#endif
_commandState = ARUTILS_BLEFTP_STATE_DELETE;
result = [self sendCommand:"DEL" param:[remoteFile UTF8String] characteristic:_handling];
if (result == ARUTILS_OK)
{
result = [self readDeleteData];
}
_commandState = ARUTILS_BLEFTP_STATE_NONE;
return result;
}
- (eARUTILS_ERROR)renameFile:(NSString*)oldNamePath newNamePath:(NSString*)newNamePath forConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
eARUTILS_ERROR result = ARUTILS_OK;
NSString *cmd = @"REN";
NSString *param = [NSString stringWithFormat:@"%@ %@", oldNamePath, newNamePath];
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s", __FUNCTION__);
#endif
if (([cmd length] + [param length]) > BLE_PACKET_MAX_SIZE)
{
result = [self renameLongFile:oldNamePath newNamePath:newNamePath];
}
else
{
result = [self renameShortFile:oldNamePath newNamePath:newNamePath];
}
return result;
}
- (eARUTILS_ERROR)renameLongFile:(NSString*)oldNamePath newNamePath:(NSString*)newNamePath
{
eARUTILS_ERROR result = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s", __FUNCTION__);
#endif
_commandState = ARUTILS_BLEFTP_STATE_RENAME;
result = [self sendCommand:"RNFR" param:[oldNamePath UTF8String] characteristic:_handling];
if (result == ARUTILS_OK)
{
result = [self readRenameData];
}
if (result == ARUTILS_OK)
{
result = [self sendCommand:"RNTO" param:[newNamePath UTF8String] characteristic:_handling];
}
if (result == ARUTILS_OK)
{
result = [self readRenameData];
}
_commandState = ARUTILS_BLEFTP_STATE_NONE;
return result;
}
- (eARUTILS_ERROR)renameShortFile:(NSString*)oldNamePath newNamePath:(NSString*)newNamePath
{
eARUTILS_ERROR result = ARUTILS_OK;
NSString *param = [NSString stringWithFormat:@"%@ %@", oldNamePath, newNamePath];
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s", __FUNCTION__);
#endif
_commandState = ARUTILS_BLEFTP_STATE_RENAME;
result = [self sendCommand:"REN" param:[param UTF8String] characteristic:_handling];
if (result == ARUTILS_OK)
{
result = [self readRenameData];
}
_commandState = ARUTILS_BLEFTP_STATE_NONE;
return result;
}
- (eARUTILS_ERROR)sendCommand:(const char *)cmd param:(const char*)param characteristic:(CBCharacteristic *)characteristic
{
ARSAL_Sem_t timeSem;
struct timespec timeout;
char *command = NULL;
size_t len = 0;
size_t size;
BOOL retBLE;
eARUTILS_ERROR result = ARUTILS_OK;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s %s", __FUNCTION__, cmd);
#endif
if (param != NULL)
{
size = BLE_PACKET_MAX_SIZE + strlen(param) + 1;
}
else
{
size = BLE_PACKET_MAX_SIZE;
}
timeout.tv_sec = 0;
timeout.tv_nsec = BLE_PACKET_WRITE_SLEEP;
ARSAL_Sem_Init(&timeSem, 0, 0);
command = malloc(size);
if (command == NULL)
{
result = ARUTILS_ERROR_ALLOC;
}
else
{
strncpy(command, cmd, BLE_PACKET_MAX_SIZE);
command[BLE_PACKET_MAX_SIZE - 1] = '\0';
if (param != NULL)
{
strcat(command, param);
}
len = strlen(command) + 1;
NSData *data = [NSData dataWithBytes:command length:len];
ARSAL_Sem_Timedwait(&timeSem, &timeout);
retBLE = [SINGLETON_FOR_CLASS(ARSAL_BLEManager) writeData:data toCharacteristic:characteristic];
if (retBLE == NO)
{
result = ARUTILS_ERROR_FTP_CONNECT;
}
free(command);
}
ARSAL_Sem_Destroy(&timeSem);
return result;
}
- (eARUTILS_ERROR)computeFileMd5:(FILE*)srcFile md5Txt:(char*)md5Txt md5TxtLen:(int)md5TxtLen forConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
uint8_t md5[CC_MD5_DIGEST_LENGTH];
uint8_t packet[500 * BLE_PACKET_MAX_SIZE];
CC_MD5_CTX ctxEnd;
int packetLen = 0;
BOOL endFile = NO;
eARUTILS_ERROR result = ARUTILS_OK;
if (!srcFile || !md5Txt || md5TxtLen < ((2 * CC_MD5_DIGEST_LENGTH) + 1))
{
result = ARUTILS_ERROR_BAD_PARAMETER;
}
if (result == ARUTILS_OK)
{
md5Txt[0] = '\0';
CC_MD5_Init(&ctxEnd);
do
{
result = ARUTILS_BLEFtp_Connection_IsCanceled(connection);
if (result != ARUTILS_OK)
{
#if ARUTILS_BLEFTP_ENABLE_LOG_ERROR
NSLog(@"canceled received");
#endif
}
if (result == ARUTILS_OK)
{
packetLen = (int)fread(packet, sizeof(char), sizeof(packet), srcFile);
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"packet md5 update %d", packetLen);
#endif
if (packetLen > 0)
{
CC_MD5_Update(&ctxEnd, packet, packetLen);
}
else if (feof(srcFile))
{
endFile = YES;
}
}
} while ((result == ARUTILS_OK) && (endFile == NO));
}
if (result == ARUTILS_OK)
{
CC_MD5_Final(md5, &ctxEnd);
for (int i=0; i<CC_MD5_DIGEST_LENGTH; i++)
{
sprintf(&md5Txt[i * 2], "%02x", md5[i]);
}
md5Txt[CC_MD5_DIGEST_LENGTH * 2] = '\0';
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"final md5: %s", md5Txt);
#endif
}
if (srcFile)
{
fseek(srcFile, 0, SEEK_SET);
}
return result;
}
- (eARUTILS_ERROR)sendPutData:(uint32_t)fileSize srcFile:(FILE*)srcFile resumeIndex:(int)resumeIndex resume:(BOOL)resume abort:(BOOL)abort progressCallback:(ARUTILS_Ftp_ProgressCallback_t)progressCallback progressArg:(void *)progressArg forConnection:(ARUTILS_BLEFtp_Connection_t*)connection
{
uint8_t md5[CC_MD5_DIGEST_LENGTH];
char md5Msg[(CC_MD5_DIGEST_LENGTH * 2) + 1];
char md5Txt[(CC_MD5_DIGEST_LENGTH * 2) + 3 + 1];
char md5End[(CC_MD5_DIGEST_LENGTH * 2) + 1];
char md5Zero[(CC_MD5_DIGEST_LENGTH * 2) + 1];
uint8_t packet[BLE_PACKET_MAX_SIZE];
CC_MD5_CTX ctx;
BOOL retBLE = YES;
int totalSize = 0;
int packetCount = 0;
int totalPacket = 0;
int packetLen = 0;
BOOL endFile = NO;
ARSAL_Sem_t timeSem;
struct timespec timeout;
eARUTILS_ERROR result = ARUTILS_OK;
eARSAL_ERROR bleErr = ARSAL_OK;
int retSys = 0;
#if ARUTILS_BLEFTP_ENABLE_LOG
NSLog(@"%s", __FUNCTION__);
#endif
timeout.tv_sec = 0;
timeout.tv_nsec = BLE_PACKET_WRITE_SLEEP;
ARSAL_Sem_Init(&timeSem, 0, 0);
CC_MD5_Init(&ctx);
memset(md5Zero, 0, (CC_MD5_DIGEST_LENGTH * 2) + 1);
if (abort == YES)
{
endFile = YES;
resumeIndex = 0;
resume = NO;
}
if (abort == NO)
{
result = [self computeFileMd5:srcFile md5Txt:md5End md5TxtLen:sizeof(md5End) forConnection:connection];
if (result != ARUTILS_OK)
{
#if ARUTILS_BLEFTP_ENABLE_LOG_ERROR
NSLog(@"PUT final md5 error: %d", result);
#endif
return result;
}
if (resumeIndex > 0)
{
retSys = fseek(srcFile, (resumeIndex * BLE_PACKET_MAX_SIZE), SEEK_CUR);
if (retSys != 0)
{
result = ARUTILS_ERROR_FTP_FILE;
#if ARUTILS_BLEFTP_ENABLE_LOG_ERROR
NSLog(@"PUT resume index error: %d", result);
#endif
return result;
}
totalPacket = resumeIndex;
totalSize = resumeIndex * BLE_PACKET_MAX_SIZE;
}
}
do
{
if (abort == NO)
{
packetLen = (int)fread(packet, sizeof(char), BLE_PACKET_MAX_SIZE, srcFile);
}
if (packetLen > 0)
{
packetCount++;
totalPacket++;
totalSize += packetLen;
if ((resume == NO) || ((resume == YES) && (totalPacket > resumeIndex)))
{
CC_MD5_Update(&ctx, packet, packetLen);
NSData *data = [NSData dataWithBytes:packet length:packetLen];
if (SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(@"8.2") && SYSTEM_VERSION_LESSER_THAN(@"9.0"))
{
bleErr = [SINGLETON_FOR_CLASS(ARSAL_BLEManager) writeDataWithResponse:data toCharacteristic:_transferring];
retBLE = (bleErr == ARSAL_OK) ? YES : NO;
}
else
{
ARSAL_Sem_Timedwait(&timeSem, &timeout);
retBLE = [SINGLETON_FOR_CLASS(ARSAL_BLEManager) writeData:data toCharacteristic:_transferring];
}
if (retBLE == NO)
{
result = ARUTILS_ERROR_FTP_CONNECT;
}