forked from acouzens/open5gs
101 lines
2.2 KiB
C
101 lines
2.2 KiB
C
/*-
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* Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
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* Redistribution and modifications are permitted subject to BSD license.
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*/
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#include <asn_internal.h>
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#include <constr_TYPE.h>
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#include <errno.h>
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/*
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* Version of the ASN.1 infrastructure shipped with compiler.
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*/
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int get_asn1c_environment_version() { return ASN1C_ENVIRONMENT_VERSION; }
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static asn_app_consume_bytes_f _print2fp;
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/*
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* Return the outmost tag of the type.
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*/
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ber_tlv_tag_t
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asn_TYPE_outmost_tag(const asn_TYPE_descriptor_t *type_descriptor,
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const void *struct_ptr, int tag_mode, ber_tlv_tag_t tag) {
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if(tag_mode)
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return tag;
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if(type_descriptor->tags_count)
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return type_descriptor->tags[0];
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return type_descriptor->op->outmost_tag(type_descriptor, struct_ptr, 0, 0);
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}
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/*
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* Print the target language's structure in human readable form.
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*/
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int
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asn_fprint(FILE *stream, const asn_TYPE_descriptor_t *td,
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const void *struct_ptr) {
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if(!stream) stream = stdout;
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if(!td || !struct_ptr) {
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errno = EINVAL;
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return -1;
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}
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/* Invoke type-specific printer */
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if(td->op->print_struct(td, struct_ptr, 1, _print2fp, stream)) {
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return -1;
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}
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/* Terminate the output */
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if(_print2fp("\n", 1, stream)) {
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return -1;
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}
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return fflush(stream);
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}
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/*
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* Copy a structuture.
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*/
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int
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asn_copy(const asn_TYPE_descriptor_t *td,
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void **struct_dst, const void *struct_src) {
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if(!td || !struct_dst || !struct_src) {
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errno = EINVAL;
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return -1;
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}
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if(!td->op) {
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errno = ENOSYS;
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return -1;
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}
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return td->op->copy_struct(td, struct_dst, struct_src);
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}
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/* Dump the data into the specified stdio stream */
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static int
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_print2fp(const void *buffer, size_t size, void *app_key) {
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FILE *stream = (FILE *)app_key;
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if(fwrite(buffer, 1, size, stream) != size)
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return -1;
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return 0;
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}
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/*
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* Some compilers do not support variable args macros.
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* This function is a replacement of ASN_DEBUG() macro.
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*/
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void CC_PRINTFLIKE(1, 2) ASN_DEBUG_f(const char *fmt, ...);
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void ASN_DEBUG_f(const char *fmt, ...) {
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va_list ap;
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va_start(ap, fmt);
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vfprintf(stderr, fmt, ap);
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fprintf(stderr, "\n");
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va_end(ap);
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}
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