1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
|
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <dlt_filetransfer.h> /*Needed for transferring files with the dlt protocol*/
#include <dlt.h> /*Needed for dlt logging*/
#include <zlib.h>
#define MAXSTRLEN 1024
#define FLTR_APP_DESC "Filetransfer application"
#define FLTR_CONTEXT_DESC "Filetransfer context"
#define FLTR_APP "FLTR"
#define FLTR_CONTEXT "FLTR"
#define TIMEOUT 1
//!Declare some context for the file transfer. It's not a must have to do this, but later you can set a filter on this context in the dlt viewer.
DLT_DECLARE_CONTEXT(fileContext);
/**
* Print usage information of tool.
*/
void usage()
{
char version[255];
dlt_get_version(version,255);
printf("Usage: dlt-example-filetransfer [options] absolute-path-to-file\n");
printf("Simple filetransfer example");
printf("%s \n", version);
printf("Options:\n");
printf("-a apid - Set application id to apid (default: FLTR)\n");
printf("-c ctid - Set context id to ctid (default: FLTR)\n");
printf("-t ms - Timeout between file packages in ms (minimum 1 ms)\n");
printf("-d - Flag to delete the file after the transfer (default: false)\n");
printf("-i - Flag to log file infos to DLT before transfer file (default: false)\n");
printf("-h - This help\n");
}
//!Main program dlt-test-filestransfer starts here
int main(int argc, char* argv[])
{
//char str[MAXSTRLEN];
int opt, timeout;
char apid[DLT_ID_SIZE];
char ctid[DLT_ID_SIZE];
//char version[255];
int index;
int dflag = 0;
int iflag = 0;
char *file = 0;
char *tvalue = 0;
unsigned long crc = crc32(0L, Z_NULL, 0);
unsigned long FLENGHT = 1024*1024; // --> 1MB
unsigned char buffer[FLENGHT];
FILE *fp;
dlt_set_id(apid, FLTR_APP);
dlt_set_id(ctid, FLTR_CONTEXT);
while ((opt = getopt(argc, argv, "idf:t:a:c:h")) != -1)
{
switch (opt)
{
case 'd':
{
dflag = 1;
break;
}
case 'i':
{
iflag = 1;
break;
}
case 't':
{
tvalue = optarg;
break;
}
case 'a':
{
dlt_set_id(apid,optarg);
break;
}
case 'c':
{
dlt_set_id(ctid,optarg);
break;
}
case 'h':
{
usage();
break;
}
case '?':
{
if (optopt == 'a' || optopt == 'c' || optopt == 't')
{
fprintf (stderr, "Option -%c requires an argument.\n", optopt);
}
else if (isprint (optopt))
{
fprintf (stderr, "Unknown option `-%c'.\n", optopt);
}
else
{
fprintf (stderr, "Unknown option character `\\x%x'.\n",optopt);
}
/* unknown or wrong option used, show usage information and terminate */
usage();
return -1;
}
}
}
for (index = optind; index < argc; index++)
{
file = argv[index];
}
if (file == 0)
{
/* no message, show usage and terminate */
fprintf(stderr,"ERROR: No absolute path to file specified\n");
usage();
return -1;
}
if (tvalue)
{
timeout = atoi(tvalue);
}
else
{
timeout = TIMEOUT;
}
//Register the application at the dlt-daemon
DLT_REGISTER_APP(apid,FLTR_APP_DESC);
//Register the context of the main program at the dlt-daemon
DLT_REGISTER_CONTEXT(fileContext,ctid,FLTR_CONTEXT_DESC);
// create crc32 checksum
fp = fopen (file,"rb");
size_t readBytes = fread(buffer, sizeof(char), FLENGHT, fp);
crc = crc32(crc, buffer, readBytes);
fclose(fp);
// send crc32 checksum to daemon
DLT_LOG(fileContext,DLT_LOG_INFO, DLT_STRING("CRC"), DLT_UINT(crc), DLT_STRING(file));
//More details in corresponding methods
if( iflag )
{
dlt_user_log_file_infoAbout(&fileContext,file);
}
if( dlt_user_log_file_complete(&fileContext,file,dflag,timeout) < 0 )
{
printf("File couldn't be transferred. Please check the dlt log messages.\n");
}
//Unregister the context in which the file transfer happened from the dlt-daemon
DLT_UNREGISTER_CONTEXT(fileContext);
//Unregister the context of the main program from the dlt-daemon
DLT_UNREGISTER_APP();
return 0;
}
|
