WebSVN - NaviCtrl - Blame - Rev 427 - /tags/V2.20h/ftphelper.c

Rev	Author	Line No.	Line
349	ingob	1	/#######################################################################################/
		2	/* !!! THIS IS NOT FREE SOFTWARE !!! */
		3	/#######################################################################################/
		4	// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
396	ingob	5	// + Copyright (c) 2008 Ingo Busker, Holger Buss
		6	// + Nur f�r den privaten Gebrauch / NON-COMMERCIAL USE ONLY
		7	// + FOR NON COMMERCIAL USE ONLY
349	ingob	8	// + www.MikroKopter.com
		9	// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
396	ingob	10	// + Es gilt f�r das gesamte Projekt (Hardware, Software, Bin�rfiles, Sourcecode und Dokumentation),
		11	// + dass eine Nutzung (auch auszugsweise) nur f�r den privaten (nicht-kommerziellen) Gebrauch zul�ssig ist.
		12	// + Sollten direkte oder indirekte kommerzielle Absichten verfolgt werden, ist mit uns (info@mikrokopter.de) Kontakt
		13	// + bzgl. der Nutzungsbedingungen aufzunehmen.
		14	// + Eine kommerzielle Nutzung ist z.B.Verkauf von MikroKoptern, Best�ckung und Verkauf von Platinen oder Baus�tzen,
		15	// + Verkauf von Luftbildaufnahmen, usw.
349	ingob	16	// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
396	ingob	17	// + Werden Teile des Quellcodes (mit oder ohne Modifikation) weiterverwendet oder ver�ffentlicht,
		18	// + unterliegen sie auch diesen Nutzungsbedingungen und diese Nutzungsbedingungen incl. Copyright m�ssen dann beiliegen
349	ingob	19	// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
396	ingob	20	// + Sollte die Software (auch auszugesweise) oder sonstige Informationen des MikroKopter-Projekts
		21	// + auf anderen Webseiten oder sonstigen Medien ver�ffentlicht werden, muss unsere Webseite "http://www.mikrokopter.de"
		22	// + eindeutig als Ursprung verlinkt werden
349	ingob	23	// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
396	ingob	24	// + Keine Gew�hr auf Fehlerfreiheit, Vollst�ndigkeit oder Funktion
		25	// + Benutzung auf eigene Gefahr
		26	// + Wir �bernehmen keinerlei Haftung f�r direkte oder indirekte Personen- oder Sachsch�den
349	ingob	27	// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
396	ingob	28	// + Die Portierung oder Nutzung der Software (oder Teile davon) auf andere Systeme (ausser der Hardware von www.mikrokopter.de) ist nur
		29	// + mit unserer Zustimmung zul�ssig
		30	// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
		31	// + Die Funktion printf_P() unterliegt ihrer eigenen Lizenz und ist hiervon nicht betroffen
		32	// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
		33	// + Redistributions of source code (with or without modifications) must retain the above copyright notice,
		34	// + this list of conditions and the following disclaimer.
		35	// + * Neither the name of the copyright holders nor the names of contributors may be used to endorse or promote products derived
		36	// + from this software without specific prior written permission.
		37	// + * The use of this project (hardware, software, binary files, sources and documentation) is only permitted
		38	// + for non-commercial use (directly or indirectly)
		39	// + Commercial use (for excample: selling of MikroKopters, selling of PCBs, assembly, ...) is only permitted
		40	// + with our written permission
		41	// + * If sources or documentations are redistributet on other webpages, out webpage (http://www.MikroKopter.de) must be
		42	// + clearly linked as origin
		43	// + * porting the sources to other systems or using the software on other systems (except hardware from www.mikrokopter.de) is not allowed
		44	//
		45	// + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
		46	// + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
		47	// + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
		48	// + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
		49	// + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
		50	// + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
		51	// + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
		52	// + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
		53	// + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
		54	// + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
		55	// + POSSIBILITY OF SUCH DAMAGE.
		56	// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
349	ingob	57
		58	#include <stdio.h>
		59	#include <stdarg.h>
		60	#include <string.h>
		61	#include "91x_lib.h"
		62	#include "config.h"
		63	#include "main.h"
		64	#include "fat16.h"
		65	#include "ftphelper.h"
		66	#include "mkprotocol.h"
		67	#include "debug.h"
		68	#include "uart1.h"
		69
		70
		71	typedef struct
		72	{
		73	u8 Name[13];
		74	u8 Attribute;
		75	u32 Size;
		76	} __attribute__((packed)) FTP_direntry_t;
		77
		78	FTP_direntry_t FTP_direntry;
		79
396	ingob	80	char FTP_data[DATA_TRANSFER_SIZE+10]; // rx & tx buffer to avoid 2 buffers
349	ingob	81
		82	u16 CompressBuffer(char *buf, u16 size, u16 offset)
		83	{
		84	#define KEYWORD_COUNT 27
		85
427	killagreg	86	// most used gpx tags can be compressed
349	ingob	87	const char keyword[KEYWORD_COUNT][16]=
		88	{"Altimeter>\0 \0",
		89	"Current>\0 \0",
		90	"Variometer>\0 \0",
		91	"GroundSpeed>\0 \0",
		92	"VerticalSpeed>\0\0",
		93	"FlightTime>\0 \0",
		94	"Voltage>\0 \0",
		95	"Capacity>\0 \0",
		96	"RCQuality>\0 \0",
		97	"RCRSSI>\0 \0",
		98	"Compass>\0 \0",
		99	"NickAngle>\0 \0",
		100	"RollAngle>\0 \0",
		101	"NCFlag>\0 \0",
		102	"ErrorCode>\0 \0",
		103	"TargetBearing>\0\0",
		104	"RCSticks>\0 \0",
		105	"GPSSticks>\0 \0",
		106	"extensions>\0 \0",
		107	"Course>\0 \0",
		108	"trkpt\0 \0",
		109	"time>\0 \0",
		110	"sat>\0 \0",
		111	"ele>\0 \0",
		112	" lat=\0 \0",
		113	" lon=\0 \0",
		114	"TargetDistance>\0" };
		115	u16 i, count = size;
		116	char s = NULL, start = buf+offset;
		117
		118	for ( i = 0; i < KEYWORD_COUNT; i++)
		119	{
		120	s = strstr(start, keyword[i]);
		121	if (s != NULL)
		122	{ u8 keylen = strlen(keyword[i]);
		123	*s= 27;
		124	*(s+1) = i+1;
		125	count-= (keylen-2);
		126	memcpy(s+2, s+keylen, count - (s-buf));
		127	i--;
		128	}
		129	}
		130
		131	return (count);
		132	}
		133	// --------------------------------------------------------------------
		134	void CheckFTPCommand(u8 FTP_command)
		135	{
427	killagreg	136	static Find_t fe;
		137	static File_t *fp = NULL;
		138	static u8 blockindex, compressLevel = 0;
349	ingob	139
427	killagreg	140	u32 filesize;
		141
		142	switch (FTP_command)
		143	{
		144	case FTP_CMD_FINDFIRST:
		145	FTP_direntry.Name[0] = 0;
		146	// any file or directory except volume labels and hidden files
		147	if(findfirst_(".", (ATTR_ARCHIVE\|ATTR_SUBDIRECTORY\|ATTR_SYSTEM\|ATTR_READONLY), &fe))
		148	{
		149	memcpy(&FTP_direntry.Name, &fe.name, 13);
		150	FTP_direntry.Attribute = fe.fp.Attribute;
		151	FTP_direntry.Size = fe.fp.Size;
		152	}
		153	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 2, &FTP_command, 1, &FTP_direntry, sizeof(FTP_direntry));
		154	break;
349	ingob	155
427	killagreg	156	case FTP_CMD_FINDNEXT:
		157	FTP_direntry.Name[0] = 0;
		158	if (findnext_(&fe))
		159	{
		160	memcpy(&FTP_direntry.Name, &fe.name, 13);
		161	FTP_direntry.Attribute = fe.fp.Attribute;
		162	FTP_direntry.Size = fe.fp.Size;
		163	}
		164	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 2, &FTP_command, 1, &FTP_direntry, sizeof(FTP_direntry));
		165	break;
349	ingob	166
427	killagreg	167	case FTP_CMD_GET_CWD: // get current working directory
		168	{
		169	char data_null = 0;
		170	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 3, &FTP_command, 1, getcwd_(), strlen(getcwd_()), &data_null, 1 );
		171	}
		172	break;
349	ingob	173
427	killagreg	174	case FTP_CMD_SET_CWD: // set current working directory
		175	{
396	ingob	176	u8 cmd_successful;
		177	cmd_successful = chdir_(FTP_data);
		178	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 2, &FTP_command, 1, &cmd_successful, 1);
427	killagreg	179	}
		180	break;
396	ingob	181
427	killagreg	182	case FTP_CMD_CDUP: // change dir up
		183	{
		184	u8 cmd_successful;
		185	cmd_successful = chdir_("..");
		186	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 2, &FTP_command, 1, &cmd_successful, 1);
		187	}
		188	break;
396	ingob	189
427	killagreg	190	case FTP_CMD_MKDIR: // create directory
		191	{
		192	u8 cmd_successful;
		193	cmd_successful = mkdir_(&FTP_data[0]);
		194	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 2, &FTP_command, 1, &cmd_successful, 1);
		195	}
		196	break;
		197
		198	case FTP_CMD_RMDIR: // delete directory
		199	{
		200	u8 cmd_successful;
		201	cmd_successful = rmdir_(&FTP_data[0]);
		202	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 2, &FTP_command, 1, &cmd_successful, 1);
		203	}
		204	break;
396	ingob	205
427	killagreg	206	case FTP_CMD_DELETE_FILE: // delete file
		207	{
		208	u8 cmd_successful;
		209	cmd_successful = fdelete_(&FTP_data[0]);
		210	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 2, &FTP_command, 1, &cmd_successful, 1);
		211	}
		212	break;
396	ingob	213
427	killagreg	214	case FTP_CMD_OPEN_FILE: // open the file for reading
		215	{
		216	u8 filefound;
		217	compressLevel = FTP_data[0];
		218	fp = fopen_(&FTP_data[1], 'r');
		219	if (fp != NULL)
		220	{
		221	filefound = 1;
		222	filesize = fp->Size;
		223	blockindex = 0; // reset index counter
		224	}
		225	else filefound = 0; // this means, no valid file found for transfer
		226	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 3, &FTP_command, 1, &filefound, 1, &filesize, sizeof(filesize));
		227	}
		228	break;
349	ingob	229
427	killagreg	230	case FTP_CMD_GET_FILE_DATA:
		231	{
		232	u16 size = DATA_TRANSFER_SIZE;
		233	if (FTP_data[0] == blockindex + 1) // next block is requested
		234	{
		235	blockindex++;
		236	}
		237	else
		238	{
		239	u32 filepos;
		240	blockindex = FTP_data[0];
		241	filepos = FTP_data[1];
		242	filepos \|= ((u32)FTP_data[2] * 0x100);
		243	filepos \|= ((u32) FTP_data[3] * 0x10000L);
		244	filepos \|= ((u32) FTP_data[4] * 0x1000000L);
		245	fseek_(fp, filepos, SEEK_SET); // set filepointer to beginning of requested block
		246	}
		247
		248	fread_(FTP_data, DATA_TRANSFER_SIZE, 1, fp); // read data block to buffer);
		249	FTP_data[DATA_TRANSFER_SIZE] = 0;
349	ingob	250
427	killagreg	251	if (compressLevel)
		252	{
		253	size = CompressBuffer(FTP_data, DATA_TRANSFER_SIZE, 0);
349	ingob	254
427	killagreg	255	if (compressLevel > 1)
		256	{
		257	if (size < DATA_TRANSFER_SIZE - 50)
		258	{
		259	fread_(&FTP_data[size], DATA_TRANSFER_SIZE - size, 1, fp); // read data block to buffer);
		260	FTP_data[DATA_TRANSFER_SIZE] = 0;
		261	size = CompressBuffer(FTP_data, DATA_TRANSFER_SIZE, size);
		262	}
		263	}
		264	}
		265	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 4, &FTP_command, 1, &blockindex, 1, &size, 2, &FTP_data, size);
		266	}
		267	break;
349	ingob	268
427	killagreg	269	case FTP_CMD_CLOSE_FILE:
		270	fclose_(fp);
		271	Debug("ftp: CloseFile");
		272	break;
349	ingob	273
427	killagreg	274	case FTP_CMD_CREATE_FILE: // open the file for writing
		275	{
		276	u16 size = DATA_TRANSFER_SIZE;
		277	//compressLevel = FTP_data[0];
		278	// FTP_data[1..4] contains filesize in bytes
		279	compressLevel = 0; // no compression for writing
		280	fp = fopen_(&FTP_data[5], 'w');
		281	if (fp != NULL)
		282	{
		283	blockindex = 0; // reset index counter
		284	}
		285	else size = 0; // this means, no valid file for transfer (maybe readonly)
		286	//if (size == 0) Debug("ftp: create ERR ");
		287	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 2, &FTP_command, 1, &size, 2);
		288	}
		289	break;
349	ingob	290
427	killagreg	291	case FTP_CMD_SEND_FILE_DATA:
		292	{
		293	u16 size = (u8)FTP_data[2];
		294	size *= 0x100;
		295	size += (u8) FTP_data[1];
		296	// if (FTP_data[0] == blockindex) // next block is requested
		297	{
		298	blockindex++;
		299	fwrite_(&FTP_data[3], size, 1, fp); // write data block to buffer);
		300	}
		301	MKProtocol_CreateSerialFrame(&UART1_tx_buffer, 'F', NC_ADDRESS, 2, &FTP_command, 1, &blockindex, 1 );
		302	}
		303	break;
396	ingob	304
427	killagreg	305	case FTP_CMD_NONE:
		306	default:
		307	FTP_command = FTP_CMD_NONE;
		308	Debug("ftp: CMD None");
		309	break;
		310	}
349	ingob	311	}
		312
		313

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