204 lines
5.3 KiB
C
204 lines
5.3 KiB
C
#include <stdint.h>
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#include <osmocom/core/msgb.h>
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#include "rua_common.h"
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#include "hnbgw.h"
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extern int asn1_xer_print;
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static const struct value_string rua_cause_radio_vals[] = {
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{ RUA_CauseRadioNetwork_normal, "normal" },
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{ RUA_CauseRadioNetwork_connect_failed, "connect failed" },
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{ RUA_CauseRadioNetwork_network_release, "network release" },
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{ RUA_CauseRadioNetwork_unspecified, "unspecified" },
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{ 0, NULL }
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};
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static const struct value_string rua_cause_transp_vals[] = {
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{ RUA_CauseTransport_transport_resource_unavailable, "resource unavailable" },
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{ RUA_CauseTransport_unspecified, "unspecified" },
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{ 0, NULL }
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};
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static const struct value_string rua_cause_prot_vals[] = {
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{ RUA_CauseProtocol_transfer_syntax_error, "syntax error" },
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{ RUA_CauseProtocol_abstract_syntax_error_reject,
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"abstract syntax error; reject" },
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{ RUA_CauseProtocol_abstract_syntax_error_ignore_and_notify,
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"abstract syntax error; ignore and notify" },
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{ RUA_CauseProtocol_message_not_compatible_with_receiver_state,
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"message not compatible with receiver state" },
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{ RUA_CauseProtocol_semantic_error, "semantic error" },
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{ RUA_CauseProtocol_unspecified, "unspecified" },
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{ RUA_CauseProtocol_abstract_syntax_error_falsely_constructed_message,
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"falsely constructed message" },
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{ 0, NULL }
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};
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static const struct value_string rua_cause_misc_vals[] = {
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{ RUA_CauseMisc_processing_overload, "processing overload" },
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{ RUA_CauseMisc_hardware_failure, "hardware failure" },
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{ RUA_CauseMisc_o_and_m_intervention, "OAM intervention" },
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{ RUA_CauseMisc_unspecified, "unspecified" },
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{ 0, NULL }
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};
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char *rua_cause_str(RUA_Cause_t *cause)
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{
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static char buf[32];
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switch (cause->present) {
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case RUA_Cause_PR_radioNetwork:
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snprintf(buf, sizeof(buf), "radio(%s)",
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get_value_string(rua_cause_radio_vals,
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cause->choice.radioNetwork));
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break;
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case RUA_Cause_PR_transport:
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snprintf(buf, sizeof(buf), "transport(%s)",
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get_value_string(rua_cause_transp_vals,
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cause->choice.transport));
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break;
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case RUA_Cause_PR_protocol:
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snprintf(buf, sizeof(buf), "protocol(%s)",
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get_value_string(rua_cause_prot_vals,
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cause->choice.protocol));
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break;
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case RUA_Cause_PR_misc:
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snprintf(buf, sizeof(buf), "misc(%s)",
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get_value_string(rua_cause_misc_vals,
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cause->choice.misc));
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break;
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}
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return buf;
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}
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static struct msgb *rua_msgb_alloc(void)
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{
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return msgb_alloc(1024, "RUA Tx");
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}
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struct msgb *rua_generate_initiating_message(
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e_RUA_ProcedureCode procedureCode,
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RUA_Criticality_t criticality,
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asn_TYPE_descriptor_t * td, void *sptr)
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{
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RUA_RUA_PDU_t pdu;
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struct msgb *msg = rua_msgb_alloc();
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asn_enc_rval_t rval;
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ssize_t encoded;
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memset(&pdu, 0, sizeof(pdu));
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pdu.present = RUA_RUA_PDU_PR_initiatingMessage;
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pdu.choice.initiatingMessage.procedureCode = procedureCode;
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pdu.choice.initiatingMessage.criticality = criticality;
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ANY_fromType_aper(&pdu.choice.initiatingMessage.value, td, sptr);
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rval = aper_encode_to_buffer(&asn_DEF_RUA_RUA_PDU, &pdu,
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msg->data, msgb_tailroom(msg));
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if (rval.encoded < 0) {
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LOGP(DMAIN, LOGL_ERROR, "Error encoding type %s\n", rval.failed_type->name);
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msgb_free(msg);
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return NULL;
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}
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msgb_put(msg, rval.encoded/8);
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return msg;
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}
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struct msgb *rua_generate_successful_outcome(
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e_RUA_ProcedureCode procedureCode,
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RUA_Criticality_t criticality,
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asn_TYPE_descriptor_t * td,
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void *sptr)
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{
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RUA_RUA_PDU_t pdu;
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struct msgb *msg = rua_msgb_alloc();
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asn_enc_rval_t rval;
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int rc;
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memset(&pdu, 0, sizeof(pdu));
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pdu.present = RUA_RUA_PDU_PR_successfulOutcome;
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pdu.choice.successfulOutcome.procedureCode = procedureCode;
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pdu.choice.successfulOutcome.criticality = criticality;
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rc = ANY_fromType_aper(&pdu.choice.successfulOutcome.value, td, sptr);
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if (rc < 0) {
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LOGP(DMAIN, LOGL_ERROR, "Error in ANY_fromType_aper\n");
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msgb_free(msg);
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return NULL;
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}
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rval = aper_encode_to_buffer(&asn_DEF_RUA_RUA_PDU, &pdu,
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msg->data, msgb_tailroom(msg));
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if (rval.encoded < 0) {
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LOGP(DMAIN, LOGL_ERROR, "Error encoding type %s\n", rval.failed_type->name);
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msgb_free(msg);
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return NULL;
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}
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msgb_put(msg, rval.encoded/8);
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return msg;
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}
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#if 0
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ssize_t rua_generate_unsuccessful_outcome(uint8_t ** buffer,
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uint32_t * length,
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e_RUA_ProcedureCode procedureCode,
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RUA_Criticality_t criticality,
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asn_TYPE_descriptor_t * td,
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void *sptr)
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{
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RUA_RUA_PDU_t pdu;
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ssize_t encoded;
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memset(&pdu, 0, sizeof(pdu));
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pdu.present = RUA_RUA_PDU_PR_unsuccessfulOutcome;
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pdu.choice.successfulOutcome.procedureCode = procedureCode;
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pdu.choice.successfulOutcome.criticality = criticality;
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ANY_fromType_aper(&pdu.choice.successfulOutcome.value, td, sptr);
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if ((encoded =
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aper_encode_to_new_buffer(&asn_DEF_RUA_RUA_PDU, 0, &pdu,
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(void **)buffer)) < 0) {
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return -1;
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}
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*length = encoded;
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return encoded;
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}
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#endif
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RUA_IE_t *rua_new_ie(RUA_ProtocolIE_ID_t id,
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RUA_Criticality_t criticality,
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asn_TYPE_descriptor_t * type, void *sptr)
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{
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RUA_IE_t *buff;
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if ((buff = malloc(sizeof(*buff))) == NULL) {
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// Possible error on malloc
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return NULL;
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}
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memset((void *)buff, 0, sizeof(*buff));
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buff->id = id;
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buff->criticality = criticality;
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ANY_fromType_aper(&buff->value, type, sptr);
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if (asn1_xer_print)
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if (xer_fprint(stdout, &asn_DEF_RUA_IE, buff) < 0) {
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free(buff);
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return NULL;
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}
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return buff;
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}
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