| author | Florian Pose <fp@igh-essen.com> |
| Fri, 25 Jul 2008 14:19:29 +0000 | |
| changeset 1151 | 1fc1535dec29 |
| parent 1144 | 7dbfdd61812c |
| child 1155 | bd4e5b544473 |
| permissions | -rw-r--r-- |
| 1142 | 1 |
/***************************************************************************** |
2 |
* |
|
3 |
* $Id$ |
|
4 |
* |
|
5 |
****************************************************************************/ |
|
6 |
||
7 |
#include <iostream> |
|
8 |
#include <iomanip> |
|
9 |
using namespace std; |
|
10 |
||
11 |
#include "CommandDownload.h" |
|
12 |
#include "coe_datatypes.h" |
|
13 |
#include "byteorder.h" |
|
14 |
||
15 |
/*****************************************************************************/ |
|
16 |
||
17 |
CommandDownload::CommandDownload(): |
|
18 |
Command("download", "Write an Sdo entry to a slave.")
|
|
19 |
{
|
|
20 |
} |
|
21 |
||
22 |
/*****************************************************************************/ |
|
23 |
||
24 |
string CommandDownload::helpString() const |
|
25 |
{
|
|
26 |
stringstream str; |
|
27 |
||
28 |
str << getName() << " [OPTIONS] <INDEX> <SUBINDEX> <VALUE>" << endl |
|
29 |
<< endl |
|
30 |
<< getBriefDescription() << endl |
|
31 |
<< endl |
|
32 |
<< "The data type of the Sdo entry is taken from the Sdo" << endl |
|
33 |
<< "dictionary by default. It can be overridden with the" << endl |
|
34 |
<< "--type option. If the slave does not support the Sdo" << endl |
|
35 |
<< "information service or the Sdo is not in the dictionary," << endl |
|
36 |
<< "the --type option is mandatory." << endl |
|
37 |
<< endl |
|
38 |
<< "These are the valid Sdo entry data types:" << endl |
|
39 |
<< " int8, int16, int32, uint8, uint16, uint32, string." << endl |
|
40 |
<< endl |
|
|
1144
7dbfdd61812c
Bugfixes and improvements.
Florian Pose <fp@igh-essen.com>
parents:
1142
diff
changeset
|
41 |
<< "Arguments:" << endl |
| 1142 | 42 |
<< " INDEX is the Sdo index and must be an unsigned" << endl |
43 |
<< " 16 bit number." << endl |
|
44 |
<< " SUBINDEX is the Sdo entry subindex and must be an" << endl |
|
45 |
<< " unsigned 8 bit number." << endl |
|
46 |
<< " VALUE is the value to download and must correspond" << endl |
|
47 |
<< " to the Sdo entry datatype (see above)." << endl |
|
48 |
<< endl |
|
49 |
<< "Command-specific options:" << endl |
|
50 |
<< " --slave -s <index> Positive numerical ring position" << endl |
|
51 |
<< " (mandatory)." << endl |
|
|
1144
7dbfdd61812c
Bugfixes and improvements.
Florian Pose <fp@igh-essen.com>
parents:
1142
diff
changeset
|
52 |
<< " --type -t <type> Sdo entry data type (see above)." << endl |
| 1142 | 53 |
<< endl |
54 |
<< numericInfo(); |
|
55 |
||
56 |
return str.str(); |
|
57 |
} |
|
58 |
||
59 |
/****************************************************************************/ |
|
60 |
||
61 |
void CommandDownload::execute(MasterDevice &m, const StringVector &args) |
|
62 |
{
|
|
63 |
stringstream strIndex, strSubIndex, strValue, err; |
|
64 |
ec_ioctl_slave_sdo_download_t data; |
|
65 |
unsigned int number; |
|
66 |
const CoEDataType *dataType = NULL; |
|
| 1151 | 67 |
SlaveList slaves; |
| 1142 | 68 |
|
69 |
if (args.size() != 3) {
|
|
70 |
err << "'" << getName() << "' takes 3 arguments!"; |
|
71 |
throwInvalidUsageException(err); |
|
72 |
} |
|
73 |
||
74 |
strIndex << args[0]; |
|
75 |
strIndex |
|
76 |
>> resetiosflags(ios::basefield) // guess base from prefix |
|
77 |
>> data.sdo_index; |
|
78 |
if (strIndex.fail()) {
|
|
79 |
err << "Invalid Sdo index '" << args[0] << "'!"; |
|
80 |
throwInvalidUsageException(err); |
|
81 |
} |
|
82 |
||
83 |
strSubIndex << args[1]; |
|
84 |
strSubIndex |
|
85 |
>> resetiosflags(ios::basefield) // guess base from prefix |
|
86 |
>> number; |
|
87 |
if (strSubIndex.fail() || number > 0xff) {
|
|
88 |
err << "Invalid Sdo subindex '" << args[1] << "'!"; |
|
89 |
throwInvalidUsageException(err); |
|
90 |
} |
|
91 |
data.sdo_entry_subindex = number; |
|
92 |
||
| 1151 | 93 |
m.open(MasterDevice::ReadWrite); |
94 |
slaves = selectedSlaves(m); |
|
95 |
if (slaves.size() != 1) {
|
|
96 |
err << slaves.size() << " slaves selected, single slave required!"; |
|
97 |
throwInvalidUsageException(err); |
|
98 |
} |
|
99 |
data.slave_position = slaves.front().position; |
|
100 |
||
| 1142 | 101 |
if (dataTypeStr != "") { // data type specified
|
102 |
if (!(dataType = findDataType(dataTypeStr))) {
|
|
103 |
err << "Invalid data type '" << dataTypeStr << "'!"; |
|
104 |
throwInvalidUsageException(err); |
|
105 |
} |
|
106 |
} else { // no data type specified: fetch from dictionary
|
|
107 |
ec_ioctl_slave_sdo_entry_t entry; |
|
108 |
||
109 |
try {
|
|
| 1151 | 110 |
m.getSdoEntry(&entry, data.slave_position, |
| 1142 | 111 |
data.sdo_index, data.sdo_entry_subindex); |
112 |
} catch (MasterDeviceException &e) {
|
|
113 |
err << "Failed to determine Sdo entry data type. " |
|
114 |
<< "Please specify --type."; |
|
115 |
throwCommandException(err); |
|
116 |
} |
|
117 |
if (!(dataType = findDataType(entry.data_type))) {
|
|
118 |
err << "Pdo entry has unknown data type 0x" |
|
119 |
<< hex << setfill('0') << setw(4) << entry.data_type << "!"
|
|
120 |
<< " Please specify --type."; |
|
121 |
throwCommandException(err); |
|
122 |
} |
|
123 |
} |
|
124 |
||
125 |
if (dataType->byteSize) {
|
|
126 |
data.data_size = dataType->byteSize; |
|
127 |
} else {
|
|
128 |
data.data_size = DefaultBufferSize; |
|
129 |
} |
|
130 |
||
131 |
data.data = new uint8_t[data.data_size + 1]; |
|
132 |
||
133 |
strValue << args[2]; |
|
134 |
strValue >> resetiosflags(ios::basefield); // guess base from prefix |
|
135 |
strValue.exceptions(ios::failbit); |
|
136 |
||
137 |
try {
|
|
138 |
switch (dataType->coeCode) {
|
|
139 |
case 0x0002: // int8 |
|
140 |
{
|
|
141 |
int16_t val; // uint8_t is interpreted as char |
|
142 |
strValue >> val; |
|
143 |
if (val > 127 || val < -128) |
|
144 |
throw ios::failure("Value out of range");
|
|
145 |
*data.data = val; |
|
146 |
break; |
|
147 |
} |
|
148 |
case 0x0003: // int16 |
|
149 |
{
|
|
150 |
int16_t val; |
|
151 |
strValue >> val; |
|
152 |
*(int16_t *) data.data = cputole16(val); |
|
153 |
break; |
|
154 |
} |
|
155 |
case 0x0004: // int32 |
|
156 |
{
|
|
157 |
int32_t val; |
|
158 |
strValue >> val; |
|
159 |
*(int32_t *) data.data = cputole32(val); |
|
160 |
break; |
|
161 |
} |
|
162 |
case 0x0005: // uint8 |
|
163 |
{
|
|
164 |
uint16_t val; // uint8_t is interpreted as char |
|
165 |
strValue >> val; |
|
166 |
if (val > 0xff) |
|
167 |
throw ios::failure("Value out of range");
|
|
168 |
*data.data = val; |
|
169 |
break; |
|
170 |
} |
|
171 |
case 0x0006: // uint16 |
|
172 |
{
|
|
173 |
uint16_t val; |
|
174 |
strValue >> val; |
|
175 |
*(uint16_t *) data.data = cputole16(val); |
|
176 |
break; |
|
177 |
} |
|
178 |
case 0x0007: // uint32 |
|
179 |
{
|
|
180 |
uint32_t val; |
|
181 |
strValue >> val; |
|
182 |
*(uint32_t *) data.data = cputole32(val); |
|
183 |
break; |
|
184 |
} |
|
185 |
case 0x0009: // string |
|
186 |
if (strValue.str().size() >= data.data_size) {
|
|
187 |
err << "String too large"; |
|
188 |
throwCommandException(err); |
|
189 |
} |
|
190 |
data.data_size = strValue.str().size(); |
|
191 |
strValue >> (char *) data.data; |
|
192 |
break; |
|
193 |
||
194 |
default: |
|
195 |
delete [] data.data; |
|
196 |
err << "Unknown data type 0x" << hex << dataType->coeCode; |
|
197 |
throwCommandException(err); |
|
198 |
} |
|
199 |
} catch (ios::failure &e) {
|
|
200 |
delete [] data.data; |
|
201 |
err << "Invalid value argument '" << args[2] |
|
202 |
<< "' for type '" << dataType->name << "'!"; |
|
203 |
throwInvalidUsageException(err); |
|
204 |
} |
|
205 |
||
206 |
try {
|
|
| 1151 | 207 |
m.sdoDownload(&data); |
| 1142 | 208 |
} catch(MasterDeviceException &e) {
|
209 |
delete [] data.data; |
|
210 |
throw e; |
|
211 |
} |
|
212 |
||
213 |
delete [] data.data; |
|
214 |
} |
|
215 |
||
216 |
/*****************************************************************************/ |