1 #include <unistd.h> // write
3 #include <cstring> // memset
6 #include "stg/common.h"
8 #include "stg/OpenPDU.h"
9 #include "stg/ClosePDU.h"
10 #include "stg/RReqPDU.h"
11 #include "stg/ber_decoder.h"
12 #include "stg/der_encoder.h"
17 bool String2OI(const std::string & str, OBJECT_IDENTIFIER_t * oi)
19 size_t left = 0, pos = 0, arcPos = 0;
21 pos = str.find_first_of('.', left);
25 pos = str.find_first_of('.', left);
27 while (pos != std::string::npos)
30 if (str2x(str.substr(left, left - pos), arc))
36 pos = str.find_first_of('.', left);
38 if (left < str.length())
41 if (str2x(str.substr(left, left - pos), arc))
47 printfd(__FILE__, "String2OI() - arcPos: %d\n", arcPos);
48 OBJECT_IDENTIFIER_set_arcs(oi, arcs, sizeof(arcs[0]), arcPos);
52 std::string OI2String(OBJECT_IDENTIFIER_t * oi)
57 int count = OBJECT_IDENTIFIER_get_arcs(oi, arcs, sizeof(arcs[0]), 1024);
62 for (int i = 0; i < count; ++i)
66 strprintf(&arc, "%d", arcs[i]);
73 bool SendOpenPDU(int fd)
75 const char * description = "Stg SMUX Plugin";
79 memset(&msg, 0, sizeof(msg));
81 msg.present = OpenPDU_PR_simple;
82 asn_long2INTEGER(&msg.choice.simple.version, SimpleOpen__version_version_1);
83 if (!String2OI(PEN_PREFIX, &msg.choice.simple.identity))
86 "SendOpenPDU() - failed to convert string to OBJECT_IDENTIFIER\n");
89 OCTET_STRING_fromString(&msg.choice.simple.description, description);
90 OCTET_STRING_fromString(&msg.choice.simple.password, "");
93 error = der_encode_to_buffer(&asn_DEF_OpenPDU, &msg, buffer, sizeof(buffer));
95 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_OpenPDU, &msg);
97 if (error.encoded == -1)
99 printfd(__FILE__, "Could not encode OpenPDU (at %s)\n",
100 error.failed_type ? error.failed_type->name : "unknown");
105 write(fd, buffer, error.encoded);
106 printfd(__FILE__, "OpenPDU encoded successfully to %d bytes\n",
112 int SendClosePDU(int fd)
116 memset(&msg, 0, sizeof(msg));
118 asn_long2INTEGER(&msg, ClosePDU_goingDown);
121 asn_enc_rval_t error;
122 error = der_encode_to_buffer(&asn_DEF_ClosePDU, &msg, buffer, sizeof(buffer));
124 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_ClosePDU, &msg);
126 if (error.encoded == -1)
128 printfd(__FILE__, "Could not encode ClosePDU (at %s)\n",
129 error.failed_type ? error.failed_type->name : "unknown");
134 write(fd, buffer, error.encoded);
135 printfd(__FILE__, "ClosePDU encoded successfully\n");
140 int SendRReqPDU(int fd)
142 int oid[] = {1, 3, 6, 1, 4, 1, 38313, 1};
143 asn_enc_rval_t error;
146 memset(&msg, 0, sizeof(msg));
149 asn_long2INTEGER(&msg.operation, RReqPDU__operation_readOnly);
150 OBJECT_IDENTIFIER_set_arcs(&msg.subtree,
156 error = der_encode_to_buffer(&asn_DEF_RReqPDU, &msg, buffer, sizeof(buffer));
158 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_RReqPDU, &msg);
160 if (error.encoded == -1)
162 printfd(__FILE__, "Could not encode RReqPDU (at %s)\n",
163 error.failed_type ? error.failed_type->name : "unknown");
168 write(fd, buffer, error.encoded);
169 printfd(__FILE__, "RReqPDU encoded successfully to %d bytes\n",
175 SMUX_PDUs_t * RecvSMUXPDUs(int fd)
178 SMUX_PDUs_t * pdus = NULL;
180 memset(buffer, 0, sizeof(buffer));
182 size_t length = read(fd, buffer, sizeof(buffer));
185 asn_dec_rval_t error;
186 error = ber_decode(0, &asn_DEF_SMUX_PDUs, (void **)&pdus, buffer, length);
188 if(error.code != RC_OK)
190 printfd(__FILE__, "Failed to decode PDUs at byte %ld\n",
191 (long)error.consumed);
197 int SendGetResponsePDU(int fd, GetResponse_PDU_t * getResponse)
199 asn_enc_rval_t error;
202 error = der_encode_to_buffer(&asn_DEF_GetResponse_PDU, getResponse, buffer,
205 if (error.encoded == -1)
207 printfd(__FILE__, "Could not encode GetResponsePDU (at %s)\n",
208 error.failed_type ? error.failed_type->name : "unknown");
213 write(fd, buffer, error.encoded);
214 printfd(__FILE__, "GetResponsePDU encoded successfully to %d bytes\n",
220 int SendGetResponseErrorPDU(int fd,
221 const PDU_t * getRequest,
225 asn_enc_rval_t error;
226 GetResponse_PDU_t msg;
228 memset(&msg, 0, sizeof(msg));
230 msg.request_id = getRequest->request_id;
231 asn_long2INTEGER(&msg.error_status, errorStatus);
232 asn_long2INTEGER(&msg.error_index, errorIndex);
235 error = der_encode_to_buffer(&asn_DEF_GetResponse_PDU, &msg, buffer,
238 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_GetResponse_PDU, &msg);
240 if (error.encoded == -1)
242 printfd(__FILE__, "Could not encode GetResponsePDU for error (at %s)\n",
243 error.failed_type ? error.failed_type->name : "unknown");
248 write(fd, buffer, error.encoded);
250 "GetResponsePDU for error encoded successfully to %d bytes\n",