diff --git a/src/rspro/RsproPDUchoice.c b/src/rspro/RsproPDUchoice.c
new file mode 100644
index 0000000..330821f
--- /dev/null
+++ b/src/rspro/RsproPDUchoice.c
@@ -0,0 +1,205 @@
+/*
+ * Generated by asn1c-0.9.28 (http://lionet.info/asn1c)
+ * From ASN.1 module "RSPRO"
+ * 	found in "../../asn1/RSPRO.asn"
+ */
+
+#include <osmocom/rspro/RsproPDUchoice.h>
+
+static asn_TYPE_member_t asn_MBR_RsproPDUchoice_1[] = {
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.connectBankReq),
+		(ASN_TAG_CLASS_CONTEXT | (0 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_ConnectBankReq,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"connectBankReq"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.connectBankRes),
+		(ASN_TAG_CLASS_CONTEXT | (1 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_ConnectBankRes,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"connectBankRes"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.connectClientReq),
+		(ASN_TAG_CLASS_CONTEXT | (2 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_ConnectClientReq,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"connectClientReq"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.connectClientRes),
+		(ASN_TAG_CLASS_CONTEXT | (3 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_ConnectClientRes,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"connectClientRes"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.createMappingReq),
+		(ASN_TAG_CLASS_CONTEXT | (4 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_CreateMappingReq,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"createMappingReq"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.createMappingRes),
+		(ASN_TAG_CLASS_CONTEXT | (5 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_CreateMappingRes,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"createMappingRes"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.removeMappingReq),
+		(ASN_TAG_CLASS_CONTEXT | (6 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_RemoveMappingReq,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"removeMappingReq"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.removeMappingRes),
+		(ASN_TAG_CLASS_CONTEXT | (7 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_RemoveMappingRes,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"removeMappingRes"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.configClientReq),
+		(ASN_TAG_CLASS_CONTEXT | (8 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_ConfigClientReq,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"configClientReq"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.configClientRes),
+		(ASN_TAG_CLASS_CONTEXT | (9 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_ConfigClientRes,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"configClientRes"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.setAtrReq),
+		(ASN_TAG_CLASS_CONTEXT | (10 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_SetAtrReq,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"setAtrReq"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.setAtrRes),
+		(ASN_TAG_CLASS_CONTEXT | (11 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_SetAtrRes,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"setAtrRes"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.tpduModemToCard),
+		(ASN_TAG_CLASS_CONTEXT | (12 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_TpduModemToCard,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"tpduModemToCard"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.tpduCardToModem),
+		(ASN_TAG_CLASS_CONTEXT | (13 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_TpduCardToModem,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"tpduCardToModem"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.clientSlotStatusInd),
+		(ASN_TAG_CLASS_CONTEXT | (14 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_ClientSlotStatusInd,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"clientSlotStatusInd"
+		},
+	{ ATF_NOFLAGS, 0, offsetof(struct RsproPDUchoice, choice.bankSlotStatusInd),
+		(ASN_TAG_CLASS_CONTEXT | (15 << 2)),
+		-1,	/* IMPLICIT tag at current level */
+		&asn_DEF_BankSlotStatusInd,
+		0,	/* Defer constraints checking to the member type */
+		0,	/* PER is not compiled, use -gen-PER */
+		0,
+		"bankSlotStatusInd"
+		},
+};
+static const asn_TYPE_tag2member_t asn_MAP_RsproPDUchoice_tag2el_1[] = {
+    { (ASN_TAG_CLASS_CONTEXT | (0 << 2)), 0, 0, 0 }, /* connectBankReq */
+    { (ASN_TAG_CLASS_CONTEXT | (1 << 2)), 1, 0, 0 }, /* connectBankRes */
+    { (ASN_TAG_CLASS_CONTEXT | (2 << 2)), 2, 0, 0 }, /* connectClientReq */
+    { (ASN_TAG_CLASS_CONTEXT | (3 << 2)), 3, 0, 0 }, /* connectClientRes */
+    { (ASN_TAG_CLASS_CONTEXT | (4 << 2)), 4, 0, 0 }, /* createMappingReq */
+    { (ASN_TAG_CLASS_CONTEXT | (5 << 2)), 5, 0, 0 }, /* createMappingRes */
+    { (ASN_TAG_CLASS_CONTEXT | (6 << 2)), 6, 0, 0 }, /* removeMappingReq */
+    { (ASN_TAG_CLASS_CONTEXT | (7 << 2)), 7, 0, 0 }, /* removeMappingRes */
+    { (ASN_TAG_CLASS_CONTEXT | (8 << 2)), 8, 0, 0 }, /* configClientReq */
+    { (ASN_TAG_CLASS_CONTEXT | (9 << 2)), 9, 0, 0 }, /* configClientRes */
+    { (ASN_TAG_CLASS_CONTEXT | (10 << 2)), 10, 0, 0 }, /* setAtrReq */
+    { (ASN_TAG_CLASS_CONTEXT | (11 << 2)), 11, 0, 0 }, /* setAtrRes */
+    { (ASN_TAG_CLASS_CONTEXT | (12 << 2)), 12, 0, 0 }, /* tpduModemToCard */
+    { (ASN_TAG_CLASS_CONTEXT | (13 << 2)), 13, 0, 0 }, /* tpduCardToModem */
+    { (ASN_TAG_CLASS_CONTEXT | (14 << 2)), 14, 0, 0 }, /* clientSlotStatusInd */
+    { (ASN_TAG_CLASS_CONTEXT | (15 << 2)), 15, 0, 0 } /* bankSlotStatusInd */
+};
+static asn_CHOICE_specifics_t asn_SPC_RsproPDUchoice_specs_1 = {
+	sizeof(struct RsproPDUchoice),
+	offsetof(struct RsproPDUchoice, _asn_ctx),
+	offsetof(struct RsproPDUchoice, present),
+	sizeof(((struct RsproPDUchoice *)0)->present),
+	asn_MAP_RsproPDUchoice_tag2el_1,
+	16,	/* Count of tags in the map */
+	0,
+	16	/* Extensions start */
+};
+asn_TYPE_descriptor_t asn_DEF_RsproPDUchoice = {
+	"RsproPDUchoice",
+	"RsproPDUchoice",
+	CHOICE_free,
+	CHOICE_print,
+	CHOICE_constraint,
+	CHOICE_decode_ber,
+	CHOICE_encode_der,
+	CHOICE_decode_xer,
+	CHOICE_encode_xer,
+	0, 0,	/* No UPER support, use "-gen-PER" to enable */
+	0, 0,	/* No APER support, use "-gen-PER" to enable */
+	CHOICE_outmost_tag,
+	0,	/* No effective tags (pointer) */
+	0,	/* No effective tags (count) */
+	0,	/* No tags (pointer) */
+	0,	/* No tags (count) */
+	0,	/* No PER visible constraints */
+	asn_MBR_RsproPDUchoice_1,
+	16,	/* Elements count */
+	&asn_SPC_RsproPDUchoice_specs_1	/* Additional specs */
+};
+