+++ /dev/null
-#include <asn_internal.h>
-#include <constraints.h>
-
-int
-asn_generic_no_constraint(const asn_TYPE_descriptor_t *type_descriptor,
- const void *struct_ptr,
- asn_app_constraint_failed_f *cb, void *key) {
- (void)type_descriptor; /* Unused argument */
- (void)struct_ptr; /* Unused argument */
- (void)cb; /* Unused argument */
- (void)key; /* Unused argument */
-
- /* Nothing to check */
- return 0;
-}
-
-int
-asn_generic_unknown_constraint(const asn_TYPE_descriptor_t *type_descriptor,
- const void *struct_ptr,
- asn_app_constraint_failed_f *cb, void *key) {
- (void)type_descriptor; /* Unused argument */
- (void)struct_ptr; /* Unused argument */
- (void)cb; /* Unused argument */
- (void)key; /* Unused argument */
-
- /* Unknown how to check */
- return 0;
-}
-
-struct errbufDesc {
- const asn_TYPE_descriptor_t *failed_type;
- const void *failed_struct_ptr;
- char *errbuf;
- size_t errlen;
-};
-
-static void
-_asn_i_ctfailcb(void *key, const asn_TYPE_descriptor_t *td, const void *sptr,
- const char *fmt, ...) {
- struct errbufDesc *arg = key;
- va_list ap;
- ssize_t vlen;
- ssize_t maxlen;
-
- arg->failed_type = td;
- arg->failed_struct_ptr = sptr;
-
- maxlen = arg->errlen;
- if(maxlen <= 0)
- return;
-
- va_start(ap, fmt);
- vlen = vsnprintf(arg->errbuf, maxlen, fmt, ap);
- va_end(ap);
- if(vlen >= maxlen) {
- arg->errbuf[maxlen-1] = '\0'; /* Ensuring libc correctness */
- arg->errlen = maxlen - 1; /* Not counting termination */
- return;
- } else if(vlen >= 0) {
- arg->errbuf[vlen] = '\0'; /* Ensuring libc correctness */
- arg->errlen = vlen; /* Not counting termination */
- } else {
- /*
- * The libc on this system is broken.
- */
- vlen = sizeof("<broken vsnprintf>") - 1;
- maxlen--;
- arg->errlen = vlen < maxlen ? vlen : maxlen;
- memcpy(arg->errbuf, "<broken vsnprintf>", arg->errlen);
- arg->errbuf[arg->errlen] = 0;
- }
-
- return;
-}
-
-int
-asn_check_constraints(const asn_TYPE_descriptor_t *type_descriptor,
- const void *struct_ptr, char *errbuf, size_t *errlen) {
- struct errbufDesc arg;
- int ret;
-
- arg.failed_type = 0;
- arg.failed_struct_ptr = 0;
- arg.errbuf = errbuf;
- arg.errlen = errlen ? *errlen : 0;
-
- ret = type_descriptor->encoding_constraints.general_constraints(
- type_descriptor, struct_ptr, _asn_i_ctfailcb, &arg);
- if(ret == -1 && errlen) *errlen = arg.errlen;
-
- return ret;
-}
-