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]), 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 std::string pen(PEN_PREFIX);
84 if (!String2OI(pen.c_str(), &msg.choice.simple.identity))
87 "SendOpenPDU() - failed to convert string to OBJECT_IDENTIFIER\n");
90 OCTET_STRING_fromString(&msg.choice.simple.description, description);
91 OCTET_STRING_fromString(&msg.choice.simple.password, "");
94 error = der_encode_to_buffer(&asn_DEF_OpenPDU, &msg, buffer, sizeof(buffer));
96 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_OpenPDU, &msg);
98 if (error.encoded == -1)
100 printfd(__FILE__, "Could not encode OpenPDU (at %s)\n",
101 error.failed_type ? error.failed_type->name : "unknown");
106 if (write(fd, buffer, error.encoded) < 0)
108 printfd(__FILE__, "Failed to send OpenPDU: %s\n", strerror(errno));
115 bool SendClosePDU(int fd)
119 memset(&msg, 0, sizeof(msg));
121 asn_long2INTEGER(&msg, ClosePDU_goingDown);
124 asn_enc_rval_t error;
125 error = der_encode_to_buffer(&asn_DEF_ClosePDU, &msg, buffer, sizeof(buffer));
127 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_ClosePDU, &msg);
129 if (error.encoded == -1)
131 printfd(__FILE__, "Could not encode ClosePDU (at %s)\n",
132 error.failed_type ? error.failed_type->name : "unknown");
137 if (write(fd, buffer, error.encoded) < 0)
139 printfd(__FILE__, "Failed to send ClosePDU: %s\n", strerror(errno));
146 bool SendRReqPDU(int fd)
148 int oid[] = {1, 3, 6, 1, 4, 1, 38313, 1};
149 asn_enc_rval_t error;
152 memset(&msg, 0, sizeof(msg));
155 asn_long2INTEGER(&msg.operation, RReqPDU__operation_readOnly);
156 OBJECT_IDENTIFIER_set_arcs(&msg.subtree,
162 error = der_encode_to_buffer(&asn_DEF_RReqPDU, &msg, buffer, sizeof(buffer));
164 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_RReqPDU, &msg);
166 if (error.encoded == -1)
168 printfd(__FILE__, "Could not encode RReqPDU (at %s)\n",
169 error.failed_type ? error.failed_type->name : "unknown");
174 if (write(fd, buffer, error.encoded) < 0)
176 printfd(__FILE__, "Failed to send RReqPDU: %s\n", strerror(errno));
183 SMUX_PDUs_t * RecvSMUXPDUs(int fd)
186 SMUX_PDUs_t * pdus = NULL;
188 memset(buffer, 0, sizeof(buffer));
190 size_t length = read(fd, buffer, sizeof(buffer));
193 asn_dec_rval_t error;
194 error = ber_decode(0, &asn_DEF_SMUX_PDUs, (void **)&pdus, buffer, length);
196 if(error.code != RC_OK)
198 printfd(__FILE__, "Failed to decode PDUs at byte %ld\n",
199 (long)error.consumed);
205 bool SendGetResponsePDU(int fd, GetResponse_PDU_t * getResponse)
207 asn_enc_rval_t error;
210 error = der_encode_to_buffer(&asn_DEF_GetResponse_PDU, getResponse, buffer,
213 if (error.encoded == -1)
215 printfd(__FILE__, "Could not encode GetResponsePDU (at %s)\n",
216 error.failed_type ? error.failed_type->name : "unknown");
221 if (write(fd, buffer, error.encoded) < 0)
223 printfd(__FILE__, "Failed to send GetResponsePDU: %s\n", strerror(errno));
230 bool SendGetResponseErrorPDU(int fd,
231 const PDU_t * getRequest,
235 asn_enc_rval_t error;
236 GetResponse_PDU_t msg;
238 memset(&msg, 0, sizeof(msg));
241 asn_INTEGER2long(&getRequest->request_id, &id);
242 asn_long2INTEGER(&msg.request_id, id);
243 asn_long2INTEGER(&msg.error_status, errorStatus);
244 asn_long2INTEGER(&msg.error_index, errorIndex);
247 error = der_encode_to_buffer(&asn_DEF_GetResponse_PDU, &msg, buffer,
250 ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_GetResponse_PDU, &msg);
252 if (error.encoded == -1)
254 printfd(__FILE__, "Could not encode GetResponsePDU for error (at %s)\n",
255 error.failed_type ? error.failed_type->name : "unknown");
260 if (write(fd, buffer, error.encoded) < 0)
262 printfd(__FILE__, "Failed to send GetResponseErrorPDU: %s\n", strerror(errno));