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 OBJECT_IDENTIFIER_set_arcs(oi, arcs, sizeof(arcs[0]), static_cast<unsigned int>(arcPos));
51 std::string OI2String(OBJECT_IDENTIFIER_t * oi)
56 int count = OBJECT_IDENTIFIER_get_arcs(oi, arcs, sizeof(arcs[0]), 1024);
61 for (int i = 0; i < count; ++i)
65 strprintf(&arc, "%d", arcs[i]);
72 bool SendOpenPDU(int fd)
74 const char * description = "Stg SMUX Plugin";
78 memset(&msg, 0, sizeof(msg));
80 msg.present = OpenPDU_PR_simple;
81 asn_long2INTEGER(&msg.choice.simple.version, SimpleOpen__version_version_1);
82 if (!String2OI(PEN_PREFIX, &msg.choice.simple.identity))
85 "SendOpenPDU() - failed to convert string to OBJECT_IDENTIFIER\n");
88 OCTET_STRING_fromString(&msg.choice.simple.description, description);
89 OCTET_STRING_fromString(&msg.choice.simple.password, "");
92 error = der_encode_to_buffer(&asn_DEF_OpenPDU, &msg, buffer, sizeof(buffer));
94 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_OpenPDU, &msg);
96 if (error.encoded == -1)
98 printfd(__FILE__, "Could not encode OpenPDU (at %s)\n",
99 error.failed_type ? error.failed_type->name : "unknown");
104 if (write(fd, buffer, error.encoded) < 0)
106 printfd(__FILE__, "Failed to send OpenPDU: %s\n", strerror(errno));
113 bool SendClosePDU(int fd)
117 memset(&msg, 0, sizeof(msg));
119 asn_long2INTEGER(&msg, ClosePDU_goingDown);
122 asn_enc_rval_t error;
123 error = der_encode_to_buffer(&asn_DEF_ClosePDU, &msg, buffer, sizeof(buffer));
125 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_ClosePDU, &msg);
127 if (error.encoded == -1)
129 printfd(__FILE__, "Could not encode ClosePDU (at %s)\n",
130 error.failed_type ? error.failed_type->name : "unknown");
135 if (write(fd, buffer, error.encoded) < 0)
137 printfd(__FILE__, "Failed to send ClosePDU: %s\n", strerror(errno));
144 bool SendRReqPDU(int fd)
146 int oid[] = {1, 3, 6, 1, 4, 1, 38313, 1};
147 asn_enc_rval_t error;
150 memset(&msg, 0, sizeof(msg));
153 asn_long2INTEGER(&msg.operation, RReqPDU__operation_readOnly);
154 OBJECT_IDENTIFIER_set_arcs(&msg.subtree,
160 error = der_encode_to_buffer(&asn_DEF_RReqPDU, &msg, buffer, sizeof(buffer));
162 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_RReqPDU, &msg);
164 if (error.encoded == -1)
166 printfd(__FILE__, "Could not encode RReqPDU (at %s)\n",
167 error.failed_type ? error.failed_type->name : "unknown");
172 if (write(fd, buffer, error.encoded) < 0)
174 printfd(__FILE__, "Failed to send RReqPDU: %s\n", strerror(errno));
181 SMUX_PDUs_t * RecvSMUXPDUs(int fd)
184 SMUX_PDUs_t * pdus = NULL;
186 memset(buffer, 0, sizeof(buffer));
188 size_t length = read(fd, buffer, sizeof(buffer));
191 asn_dec_rval_t error;
192 error = ber_decode(0, &asn_DEF_SMUX_PDUs, (void **)&pdus, buffer, length);
194 if(error.code != RC_OK)
196 printfd(__FILE__, "Failed to decode PDUs at byte %ld\n",
197 (long)error.consumed);
203 bool SendGetResponsePDU(int fd, GetResponse_PDU_t * getResponse)
205 asn_enc_rval_t error;
208 error = der_encode_to_buffer(&asn_DEF_GetResponse_PDU, getResponse, buffer,
211 if (error.encoded == -1)
213 printfd(__FILE__, "Could not encode GetResponsePDU (at %s)\n",
214 error.failed_type ? error.failed_type->name : "unknown");
219 if (write(fd, buffer, error.encoded) < 0)
221 printfd(__FILE__, "Failed to send GetResponsePDU: %s\n", strerror(errno));
228 bool SendGetResponseErrorPDU(int fd,
229 const PDU_t * getRequest,
233 asn_enc_rval_t error;
234 GetResponse_PDU_t msg;
236 memset(&msg, 0, sizeof(msg));
239 asn_INTEGER2long(&getRequest->request_id, &id);
240 asn_long2INTEGER(&msg.request_id, id);
241 asn_long2INTEGER(&msg.error_status, errorStatus);
242 asn_long2INTEGER(&msg.error_index, errorIndex);
245 error = der_encode_to_buffer(&asn_DEF_GetResponse_PDU, &msg, buffer,
248 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_GetResponse_PDU, &msg);
250 if (error.encoded == -1)
252 printfd(__FILE__, "Could not encode GetResponsePDU for error (at %s)\n",
253 error.failed_type ? error.failed_type->name : "unknown");
258 if (write(fd, buffer, error.encoded) < 0)
260 printfd(__FILE__, "Failed to send GetResponseErrorPDU: %s\n", strerror(errno));