X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/46b0747592074017ff0ea4b33d4a7194235886e5..46d0fa38003ef0b122fea77dfaa252fa832cb5a3:/libs/smux/constr_SEQUENCE_OF.c?ds=sidebyside

diff --git a/libs/smux/constr_SEQUENCE_OF.c b/libs/smux/constr_SEQUENCE_OF.c
index aa101176..2fdc38f2 100644
--- a/libs/smux/constr_SEQUENCE_OF.c
+++ b/libs/smux/constr_SEQUENCE_OF.c
@@ -11,11 +11,11 @@
  * The DER encoder of the SEQUENCE OF type.
  */
 asn_enc_rval_t
-SEQUENCE_OF_encode_der(asn_TYPE_descriptor_t *td, void *ptr,
-	int tag_mode, ber_tlv_tag_t tag,
-	asn_app_consume_bytes_f *cb, void *app_key) {
-	asn_TYPE_member_t *elm = td->elements;
-	asn_anonymous_sequence_ *list = _A_SEQUENCE_FROM_VOID(ptr);
+SEQUENCE_OF_encode_der(const asn_TYPE_descriptor_t *td, const void *ptr,
+                       int tag_mode, ber_tlv_tag_t tag,
+                       asn_app_consume_bytes_f *cb, void *app_key) {
+    asn_TYPE_member_t *elm = td->elements;
+	const asn_anonymous_sequence_ *list = _A_CSEQUENCE_FROM_VOID(ptr);
 	size_t computed_size = 0;
 	ssize_t encoding_size = 0;
 	asn_enc_rval_t erval;
@@ -29,7 +29,7 @@ SEQUENCE_OF_encode_der(asn_TYPE_descriptor_t *td, void *ptr,
 	for(edx = 0; edx < list->count; edx++) {
 		void *memb_ptr = list->array[edx];
 		if(!memb_ptr) continue;
-		erval = elm->type->der_encoder(elm->type, memb_ptr,
+		erval = elm->type->op->der_encoder(elm->type, memb_ptr,
 			0, elm->tag,
 			0, 0);
 		if(erval.encoded == -1)
@@ -52,7 +52,7 @@ SEQUENCE_OF_encode_der(asn_TYPE_descriptor_t *td, void *ptr,
 	computed_size += encoding_size;
 	if(!cb) {
 		erval.encoded = computed_size;
-		_ASN_ENCODED_OK(erval);
+		ASN__ENCODED_OK(erval);
 	}
 
 	ASN_DEBUG("Encoding members of SEQUENCE OF %s", td->name);
@@ -63,7 +63,7 @@ SEQUENCE_OF_encode_der(asn_TYPE_descriptor_t *td, void *ptr,
 	for(edx = 0; edx < list->count; edx++) {
 		void *memb_ptr = list->array[edx];
 		if(!memb_ptr) continue;
-		erval = elm->type->der_encoder(elm->type, memb_ptr,
+		erval = elm->type->op->der_encoder(elm->type, memb_ptr,
 			0, elm->tag,
 			cb, app_key);
 		if(erval.encoded == -1)
@@ -88,121 +88,197 @@ SEQUENCE_OF_encode_der(asn_TYPE_descriptor_t *td, void *ptr,
 }
 
 asn_enc_rval_t
-SEQUENCE_OF_encode_xer(asn_TYPE_descriptor_t *td, void *sptr,
-	int ilevel, enum xer_encoder_flags_e flags,
-		asn_app_consume_bytes_f *cb, void *app_key) {
-	asn_enc_rval_t er;
-        asn_SET_OF_specifics_t *specs = (asn_SET_OF_specifics_t *)td->specifics;
-	asn_TYPE_member_t *elm = td->elements;
-	asn_anonymous_sequence_ *list = _A_SEQUENCE_FROM_VOID(sptr);
-	const char *mname = specs->as_XMLValueList
-		? 0 : ((*elm->name) ? elm->name : elm->type->xml_tag);
-	unsigned int mlen = mname ? strlen(mname) : 0;
-	int xcan = (flags & XER_F_CANONICAL);
-	int i;
-
-	if(!sptr) _ASN_ENCODE_FAILED;
-
-	er.encoded = 0;
-
-	for(i = 0; i < list->count; i++) {
-		asn_enc_rval_t tmper;
-		void *memb_ptr = list->array[i];
-		if(!memb_ptr) continue;
+SEQUENCE_OF_encode_xer(const asn_TYPE_descriptor_t *td, const void *sptr,
+                       int ilevel, enum xer_encoder_flags_e flags,
+                       asn_app_consume_bytes_f *cb, void *app_key) {
+    asn_enc_rval_t er;
+    const asn_SET_OF_specifics_t *specs = (const asn_SET_OF_specifics_t *)td->specifics;
+    const asn_TYPE_member_t *elm = td->elements;
+    const asn_anonymous_sequence_ *list = _A_CSEQUENCE_FROM_VOID(sptr);
+    const char *mname = specs->as_XMLValueList
+                            ? 0
+                            : ((*elm->name) ? elm->name : elm->type->xml_tag);
+    size_t mlen = mname ? strlen(mname) : 0;
+    int xcan = (flags & XER_F_CANONICAL);
+    int i;
 
-		if(mname) {
-			if(!xcan) _i_ASN_TEXT_INDENT(1, ilevel);
-			_ASN_CALLBACK3("<", 1, mname, mlen, ">", 1);
-		}
-
-		tmper = elm->type->xer_encoder(elm->type, memb_ptr,
-				ilevel + 1, flags, cb, app_key);
-		if(tmper.encoded == -1) return tmper;
-                if(tmper.encoded == 0 && specs->as_XMLValueList) {
-                        const char *name = elm->type->xml_tag;
-			size_t len = strlen(name);
-			if(!xcan) _i_ASN_TEXT_INDENT(1, ilevel + 1);
-			_ASN_CALLBACK3("<", 1, name, len, "/>", 2);
-                }
-
-		if(mname) {
-			_ASN_CALLBACK3("</", 2, mname, mlen, ">", 1);
-			er.encoded += 5;
-		}
-
-		er.encoded += (2 * mlen) + tmper.encoded;
-	}
+    if(!sptr) ASN__ENCODE_FAILED;
+
+    er.encoded = 0;
+
+    for(i = 0; i < list->count; i++) {
+        asn_enc_rval_t tmper;
+        void *memb_ptr = list->array[i];
+        if(!memb_ptr) continue;
+
+        if(mname) {
+            if(!xcan) ASN__TEXT_INDENT(1, ilevel);
+            ASN__CALLBACK3("<", 1, mname, mlen, ">", 1);
+        }
+
+        tmper = elm->type->op->xer_encoder(elm->type, memb_ptr, ilevel + 1,
+                                           flags, cb, app_key);
+        if(tmper.encoded == -1) return tmper;
+        er.encoded += tmper.encoded;
+        if(tmper.encoded == 0 && specs->as_XMLValueList) {
+            const char *name = elm->type->xml_tag;
+            size_t len = strlen(name);
+            if(!xcan) ASN__TEXT_INDENT(1, ilevel + 1);
+            ASN__CALLBACK3("<", 1, name, len, "/>", 2);
+        }
 
-	if(!xcan) _i_ASN_TEXT_INDENT(1, ilevel - 1);
+        if(mname) {
+            ASN__CALLBACK3("</", 2, mname, mlen, ">", 1);
+        }
+    }
 
-	_ASN_ENCODED_OK(er);
+    if(!xcan) ASN__TEXT_INDENT(1, ilevel - 1);
+
+    ASN__ENCODED_OK(er);
 cb_failed:
-	_ASN_ENCODE_FAILED;
+    ASN__ENCODE_FAILED;
 }
 
+#ifndef ASN_DISABLE_PER_SUPPORT
+
 asn_enc_rval_t
-SEQUENCE_OF_encode_uper(asn_TYPE_descriptor_t *td,
-	asn_per_constraints_t *constraints, void *sptr, asn_per_outp_t *po) {
-	asn_anonymous_sequence_ *list;
-	asn_per_constraint_t *ct;
+SEQUENCE_OF_encode_uper(const asn_TYPE_descriptor_t *td,
+                        const asn_per_constraints_t *constraints,
+                        const void *sptr, asn_per_outp_t *po) {
+    const asn_anonymous_sequence_ *list;
+	const asn_per_constraint_t *ct;
 	asn_enc_rval_t er;
-	asn_TYPE_member_t *elm = td->elements;
-	int seq;
+	const asn_TYPE_member_t *elm = td->elements;
+	size_t encoded_edx;
 
-	if(!sptr) _ASN_ENCODE_FAILED;
-	list = _A_SEQUENCE_FROM_VOID(sptr);
+	if(!sptr) ASN__ENCODE_FAILED;
+    list = _A_CSEQUENCE_FROM_VOID(sptr);
 
-	er.encoded = 0;
+    er.encoded = 0;
 
 	ASN_DEBUG("Encoding %s as SEQUENCE OF (%d)", td->name, list->count);
 
-	if(constraints) ct = &constraints->size;
-	else if(td->per_constraints) ct = &td->per_constraints->size;
-	else ct = 0;
-
-	/* If extensible constraint, check if size is in root */
-	if(ct) {
-		int not_in_root = (list->count < ct->lower_bound
-				|| list->count > ct->upper_bound);
-		ASN_DEBUG("lb %ld ub %ld %s",
-			ct->lower_bound, ct->upper_bound,
-			ct->flags & APC_EXTENSIBLE ? "ext" : "fix");
-		if(ct->flags & APC_EXTENSIBLE) {
-			/* Declare whether size is in extension root */
-			if(per_put_few_bits(po, not_in_root, 1))
-				_ASN_ENCODE_FAILED;
-			if(not_in_root) ct = 0;
-		} else if(not_in_root && ct->effective_bits >= 0)
-			_ASN_ENCODE_FAILED;
-	}
+    if(constraints) ct = &constraints->size;
+    else if(td->encoding_constraints.per_constraints)
+        ct = &td->encoding_constraints.per_constraints->size;
+    else ct = 0;
 
-	if(ct && ct->effective_bits >= 0) {
-		/* X.691, #19.5: No length determinant */
-		if(per_put_few_bits(po, list->count - ct->lower_bound,
-				ct->effective_bits))
-			_ASN_ENCODE_FAILED;
-	}
+    /* If extensible constraint, check if size is in root */
+    if(ct) {
+        int not_in_root =
+            (list->count < ct->lower_bound || list->count > ct->upper_bound);
+        ASN_DEBUG("lb %ld ub %ld %s", ct->lower_bound, ct->upper_bound,
+                  ct->flags & APC_EXTENSIBLE ? "ext" : "fix");
+        if(ct->flags & APC_EXTENSIBLE) {
+            /* Declare whether size is in extension root */
+            if(per_put_few_bits(po, not_in_root, 1)) ASN__ENCODE_FAILED;
+            if(not_in_root) ct = 0;
+        } else if(not_in_root && ct->effective_bits >= 0) {
+            ASN__ENCODE_FAILED;
+        }
 
-	for(seq = -1; seq < list->count;) {
-		ssize_t mayEncode;
-		if(seq < 0) seq = 0;
-		if(ct && ct->effective_bits >= 0) {
-			mayEncode = list->count;
-		} else {
-			mayEncode = uper_put_length(po, list->count - seq);
-			if(mayEncode < 0) _ASN_ENCODE_FAILED;
-		}
-
-		while(mayEncode--) {
-			void *memb_ptr = list->array[seq++];
-			if(!memb_ptr) _ASN_ENCODE_FAILED;
-			er = elm->type->uper_encoder(elm->type,
-				elm->per_constraints, memb_ptr, po);
-			if(er.encoded == -1)
-				_ASN_ENCODE_FAILED;
-		}
-	}
+    }
+
+    if(ct && ct->effective_bits >= 0) {
+        /* X.691, #19.5: No length determinant */
+        if(per_put_few_bits(po, list->count - ct->lower_bound,
+                            ct->effective_bits))
+            ASN__ENCODE_FAILED;
+    } else if(list->count == 0) {
+        /* When the list is empty add only the length determinant
+         * X.691, #20.6 and #11.9.4.1
+         */
+        if (uper_put_length(po, 0, 0)) {
+            ASN__ENCODE_FAILED;
+        }
+        ASN__ENCODED_OK(er);
+    }
+
+    for(encoded_edx = 0; (ssize_t)encoded_edx < list->count;) {
+        ssize_t may_encode;
+        size_t edx;
+        int need_eom = 0;
 
-	_ASN_ENCODED_OK(er);
+        if(ct && ct->effective_bits >= 0) {
+            may_encode = list->count;
+        } else {
+            may_encode =
+                uper_put_length(po, list->count - encoded_edx, &need_eom);
+            if(may_encode < 0) ASN__ENCODE_FAILED;
+        }
+
+        for(edx = encoded_edx; edx < encoded_edx + may_encode; edx++) {
+            void *memb_ptr = list->array[edx];
+            if(!memb_ptr) ASN__ENCODE_FAILED;
+            er = elm->type->op->uper_encoder(
+                elm->type, elm->encoding_constraints.per_constraints, memb_ptr,
+                po);
+            if(er.encoded == -1) ASN__ENCODE_FAILED;
+        }
+
+        if(need_eom && uper_put_length(po, 0, 0))
+            ASN__ENCODE_FAILED; /* End of Message length */
+
+        encoded_edx += may_encode;
+    }
+
+	ASN__ENCODED_OK(er);
 }
 
+#endif  /* ASN_DISABLE_PER_SUPPORT */
+
+int
+SEQUENCE_OF_compare(const asn_TYPE_descriptor_t *td, const void *aptr,
+               const void *bptr) {
+    const asn_anonymous_sequence_ *a = _A_CSEQUENCE_FROM_VOID(aptr);
+    const asn_anonymous_sequence_ *b = _A_CSEQUENCE_FROM_VOID(bptr);
+    ssize_t idx;
+
+    if(a && b) {
+        ssize_t common_length = (a->count < b->count ? a->count : b->count);
+        for(idx = 0; idx < common_length; idx++) {
+            int ret = td->elements->type->op->compare_struct(
+                td->elements->type, a->array[idx], b->array[idx]);
+            if(ret) return ret;
+        }
+
+        if(idx < b->count) /* more elements in b */
+            return -1;    /* a is shorter, so put it first */
+        if(idx < a->count) return 1;
+
+    } else if(!a) {
+        return -1;
+    } else if(!b) {
+        return 1;
+    }
+
+    return 0;
+}
+
+
+asn_TYPE_operation_t asn_OP_SEQUENCE_OF = {
+	SEQUENCE_OF_free,
+	SEQUENCE_OF_print,
+	SEQUENCE_OF_compare,
+	SEQUENCE_OF_decode_ber,
+	SEQUENCE_OF_encode_der,
+	SEQUENCE_OF_decode_xer,
+	SEQUENCE_OF_encode_xer,
+#ifdef	ASN_DISABLE_OER_SUPPORT
+	0,
+	0,
+#else
+	SEQUENCE_OF_decode_oer, /* Same as SET OF decoder. */
+	SEQUENCE_OF_encode_oer, /* Same as SET OF encoder */
+#endif  /* ASN_DISABLE_OER_SUPPORT */
+#ifdef ASN_DISABLE_PER_SUPPORT
+	0,
+	0,
+#else
+	SEQUENCE_OF_decode_uper, /* Same as SET OF decoder */
+	SEQUENCE_OF_encode_uper,
+#endif /* ASN_DISABLE_PER_SUPPORT */
+	SEQUENCE_OF_random_fill,
+	0	/* Use generic outmost tag fetcher */
+};
+