222 lines
5.9 KiB
C
222 lines
5.9 KiB
C
#include <stdint.h>
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#include <osmocom/core/msgb.h>
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#include "HNBAP-PDU.h"
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#include "hnbap_common.h"
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#include "hnbgw.h"
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static const struct value_string hnbap_cause_radio_vals[] = {
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{ CauseRadioNetwork_overload, "overload" },
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{ CauseRadioNetwork_unauthorised_Location, "unauthorized location" },
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{ CauseRadioNetwork_unauthorised_HNB, "unauthorized HNB" },
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{ CauseRadioNetwork_hNB_parameter_mismatch, "HNB parameter mismatch" },
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{ CauseRadioNetwork_invalid_UE_identity, "invalid UE identity" },
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{ CauseRadioNetwork_uE_not_allowed_on_this_HNB,
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"UE not allowed on this HNB" },
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{ CauseRadioNetwork_uE_unauthorised, "unauthorised UE" },
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{ CauseRadioNetwork_connection_with_UE_lost, "connection with UE lost" },
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{ CauseRadioNetwork_ue_RRC_release, "UE RRC release" },
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{ CauseRadioNetwork_hNB_not_registered, "HNB not registered" },
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{ CauseRadioNetwork_unspecified, "unspecified" },
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{ CauseRadioNetwork_normal, "normal" },
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{ CauseRadioNetwork_uE_relocated, "UE relocated" },
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{ CauseRadioNetwork_ue_registered_in_another_HNB,
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"UE registered in another HNB" },
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{ 0, NULL }
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};
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static const struct value_string hnbap_cause_transp_vals[] = {
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{ CauseTransport_transport_resource_unavailable,
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"transport resource unavailable" },
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{ CauseTransport_unspecified, "unspecified" },
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{ 0, NULL }
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};
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static const struct value_string hnbap_cause_prot_vals[] = {
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{ CauseProtocol_transfer_syntax_error, "syntax error" },
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{ CauseProtocol_abstract_syntax_error_reject,
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"abstract syntax error; reject" },
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{ CauseProtocol_abstract_syntax_error_ignore_and_notify,
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"abstract syntax error; ignore and notify" },
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{ CauseProtocol_message_not_compatible_with_receiver_state,
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"message not compatible with receiver state" },
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{ CauseProtocol_semantic_error, "semantic error" },
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{ CauseProtocol_unspecified, "unspecified" },
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{ 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 hnbap_cause_misc_vals[] = {
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{ CauseMisc_processing_overload, "processing overload" },
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{ CauseMisc_hardware_failure, "hardware failure" },
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{ CauseMisc_o_and_m_intervention, "OAM intervention" },
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{ CauseMisc_unspecified, "unspecified" },
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{ 0, NULL }
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};
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char *hnbap_cause_str(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 Cause_PR_radioNetwork:
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snprintf(buf, sizeof(buf), "radio(%s)",
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get_value_string(hnbap_cause_radio_vals,
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cause->choice.radioNetwork));
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break;
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case Cause_PR_transport:
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snprintf(buf, sizeof(buf), "transport(%s)",
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get_value_string(hnbap_cause_transp_vals,
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cause->choice.transport));
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break;
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case Cause_PR_protocol:
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snprintf(buf, sizeof(buf), "protocol(%s)",
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get_value_string(hnbap_cause_prot_vals,
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cause->choice.protocol));
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break;
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case Cause_PR_misc:
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snprintf(buf, sizeof(buf), "misc(%s)",
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get_value_string(hnbap_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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int asn_debug = 0;
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int asn1_xer_print = 0;
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static struct msgb *hnbap_msgb_alloc(void)
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{
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return msgb_alloc(1024, "HNBAP Tx");
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}
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#if 0
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ssize_t s1ap_generate_initiating_message(uint8_t ** buffer,
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uint32_t * length,
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e_ProcedureCode procedureCode,
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Criticality_t criticality,
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asn_TYPE_descriptor_t * td, void *sptr)
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{
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HNBAP_PDU_t pdu;
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ssize_t encoded;
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memset(&pdu, 0, sizeof(HNBAP_PDU_t));
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pdu.present = HNBAP_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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if (asn1_xer_print)
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xer_fprint(stdout, &asn_DEF_HNBAP_PDU, (void *)&pdu);
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if ((encoded =
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aper_encode_to_new_buffer(&asn_DEF_HNBAP_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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struct msgb *hnbap_generate_successful_outcome(
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e_ProcedureCode procedureCode,
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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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HNBAP_PDU_t pdu;
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struct msgb *msg = hnbap_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(HNBAP_PDU_t));
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pdu.present = HNBAP_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_HNBAP_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 s1ap_generate_unsuccessful_outcome(uint8_t ** buffer,
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uint32_t * length,
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e_ProcedureCode procedureCode,
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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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HNBAP_PDU_t pdu;
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ssize_t encoded;
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memset(&pdu, 0, sizeof(HNBAP_PDU_t));
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pdu.present = HNBAP_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_HNBAP_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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IE_t *hnbap_new_ie(ProtocolIE_ID_t id,
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Criticality_t criticality,
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asn_TYPE_descriptor_t * type, void *sptr)
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{
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IE_t *buff;
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if ((buff = malloc(sizeof(IE_t))) == 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(IE_t));
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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_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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