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gerrit.osmocom.org / osmo-iuh / e2e5d4dd53749549e058335e69014f5b85d8cc7f / . / src / ranap_common.c
blob: dc86a7ac12d28fa40d3444dac93f841e3d4c0557 [file] [log] [blame]
Harald Welteac9c0242015-09-10 21:18:16 +0200[diff] [blame]1#include <stdint.h>
2
3#include <osmocom/core/msgb.h>
4
Harald Welte350814a2015-09-10 22:32:15 +0200[diff] [blame]5//#include "ranap_common.h"
6#include "ranap/RANAP_RANAP-PDU.h"
7#include "ranap/RANAP_ProtocolIE-ID.h"
8#include "ranap/RANAP_IE.h"
Harald Welteac9c0242015-09-10 21:18:16 +0200[diff] [blame]9#include "hnbgw.h"
10
11extern int asn1_xer_print;
12
13static struct msgb *ranap_msgb_alloc(void)
14{
15 return msgb_alloc(1024, "RANAP Tx");
16}
17
18#if 0
19ssize_t ranap_generate_initiating_message(uint8_t ** buffer,
20 uint32_t * length,
21 e_RANAP_ProcedureCode procedureCode,
22 RANAP_Criticality_t criticality,
23 asn_TYPE_descriptor_t * td, void *sptr)
24{
25 RANAP_RANAP_PDU_t pdu;
26 ssize_t encoded;
27
28 memset(&pdu, 0, sizeof(pdu));
29
30 pdu.present = RANAP_RANAP_PDU_PR_initiatingMessage;
31 pdu.choice.initiatingMessage.procedureCode = procedureCode;
32 pdu.choice.initiatingMessage.criticality = criticality;
33 ANY_fromType_aper(&pdu.choice.initiatingMessage.value, td, sptr);
34
35 if (asn1_xer_print)
36 xer_fprint(stdout, &asn_DEF_RANAP_RAMAP_PDU, (void *)&pdu);
37
38 if ((encoded =
39 aper_encode_to_new_buffer(&asn_DEF_RANAP_RANAP_PDU, 0, &pdu,
40 (void **)buffer)) < 0) {
41 return -1;
42 }
43
44 *length = encoded;
45 return encoded;
46}
47#endif
48
49struct msgb *ranap_generate_successful_outcome(
50 e_RANAP_ProcedureCode procedureCode,
51 RANAP_Criticality_t criticality,
52 asn_TYPE_descriptor_t * td,
53 void *sptr)
54{
55
56 RANAP_RANAP_PDU_t pdu;
57 struct msgb *msg = ranap_msgb_alloc();
58 asn_enc_rval_t rval;
59 int rc;
60
61 memset(&pdu, 0, sizeof(pdu));
62 pdu.present = RANAP_RANAP_PDU_PR_successfulOutcome;
63 pdu.choice.successfulOutcome.procedureCode = procedureCode;
64 pdu.choice.successfulOutcome.criticality = criticality;
65 rc = ANY_fromType_aper(&pdu.choice.successfulOutcome.value, td, sptr);
66 if (rc < 0) {
67 LOGP(DMAIN, LOGL_ERROR, "Error in ANY_fromType_aper\n");
68 msgb_free(msg);
69 return NULL;
70 }
71
72 rval = aper_encode_to_buffer(&asn_DEF_RANAP_RANAP_PDU, &pdu,
73 msg->data, msgb_tailroom(msg));
74 if (rval.encoded < 0) {
75 LOGP(DMAIN, LOGL_ERROR, "Error encoding type %s\n", rval.failed_type->name);
76 msgb_free(msg);
77 return NULL;
78 }
79
Harald Weltee2e5d4d2015-09-10 23:49:45 +0200[diff] [blame^]80 msgb_put(msg, rval.encoded/8);
Harald Welteac9c0242015-09-10 21:18:16 +0200[diff] [blame]81
82 return msg;
83}
84
85#if 0
86ssize_t ranap_generate_unsuccessful_outcome(uint8_t ** buffer,
87 uint32_t * length,
88 e_RANAP_ProcedureCode procedureCode,
89 RANAP_Criticality_t criticality,
90 asn_TYPE_descriptor_t * td,
91 void *sptr)
92{
93
94 RANAP_RANAP_PDU_t pdu;
95 ssize_t encoded;
96
97 memset(&pdu, 0, sizeof(pdu));
98
99 pdu.present = RANAP_RANAP_PDU_PR_unsuccessfulOutcome;
100 pdu.choice.successfulOutcome.procedureCode = procedureCode;
101 pdu.choice.successfulOutcome.criticality = criticality;
102 ANY_fromType_aper(&pdu.choice.successfulOutcome.value, td, sptr);
103
104 if ((encoded =
105 aper_encode_to_new_buffer(&asn_DEF_RANAP_RANAP_PDU, 0, &pdu,
106 (void **)buffer)) < 0) {
107 return -1;
108 }
109
110 *length = encoded;
111
112 return encoded;
113}
114#endif
115
116RANAP_IE_t *ranap_new_ie(RANAP_ProtocolIE_ID_t id,
117 RANAP_Criticality_t criticality,
118 asn_TYPE_descriptor_t * type, void *sptr)
119{
120
121 RANAP_IE_t *buff;
122
123 if ((buff = malloc(sizeof(*buff))) == NULL) {
124 // Possible error on malloc
125 return NULL;
126 }
127 memset((void *)buff, 0, sizeof(*buff));
128
129 buff->id = id;
130 buff->criticality = criticality;
131
132 ANY_fromType_aper(&buff->value, type, sptr);
133
134 if (asn1_xer_print)
135 if (xer_fprint(stdout, &asn_DEF_RANAP_IE, buff) < 0) {
136 free(buff);
137 return NULL;
138 }
139
140 return buff;
141}