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git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@75 dc483132-0cff-0310-8789-dd5450dbe970

diff --git a/src/include/krb5/asn.1/encode.h b/src/include/krb5/asn.1/encode.h
new file mode 100644 (file)
index 0000000..f18ef5e
--- /dev/null
+++ b/src/include/krb5/asn.1/encode.h
@@ -0,0 +1,44 @@
+/*
+ * $Source$
+ * $Author$
+ * $Id$
+ *
+ * Copyright 1990 by the Massachusetts Institute of Technology.
+ *
+ * For copying and distribution information, please see the file
+ * <krb5/mit-copyright.h>.
+ *
+ * #defines for using generic encoder routine.
+ */
+
+#include <krb5/copyright.h>
+
+#ifndef __KRB5_ENCODE_DEFS__
+#define __KRB5_ENCODE_DEFS__
+
+#define encode_krb5_authenticator(pauth, error) \
+    encode_generic(pauth, error, \
+                  encode_KRB5_Authenticator, \
+                  krb5_authenticator2KRB5_Authenticator, \
+                  free_KRB5_Authenticator)
+#define decode_krb5_authenticator(pauth, error) \
+    (krb5_authenticator *) \
+    decode_generic(pauth, error, \
+                  decode_KRB5_Authenticator, \
+                  KRB5_Authenticator2krb5_authenticator, \
+                  free_KRB5_Authenticator)
+                                               
+#define encode_krb5_ticket(ptick, error) \
+    encode_generic(ptick, error, \
+                  encode_KRB5_Ticket, \
+                  krb5_ticket2KRB5_Ticket, \
+                  free_KRB5_Ticket)
+
+#define decode_krb5_ticket(ptick, error) \
+    (krb5_ticket *) \
+    decode_generic(ptick, error, \
+                  decode_KRB5_Ticket, \
+                  KRB5_Ticket2krb5_ticket, \
+                  free_KRB5_Ticket)
+
+#endif /* __KRB5_ENCODE_DEFS__ */

diff --git a/src/lib/krb5/asn.1/encode.c b/src/lib/krb5/asn.1/encode.c
new file mode 100644 (file)
index 0000000..635da34
--- /dev/null
+++ b/src/lib/krb5/asn.1/encode.c
@@ -0,0 +1,136 @@
+/*
+ * $Source$
+ * $Author$
+ *
+ * Copyright 1990 by the Massachusetts Institute of Technology.
+ *
+ * For copying and distribution information, please see the file
+ * <krb5/mit-copyright.h>.
+ *
+ * encoding glue routines.
+ */
+
+#ifndef        lint
+static char rcsid_glue3_c[] =
+"$Id$";
+#endif lint
+
+#include <krb5/copyright.h>
+#include <isode/psap.h>
+#include "KRB5-types.h"
+#include <krb5/krb5.h>
+#include <errno.h>
+#include <krb5/isode_err.h>
+#include <krb5/krb5_err.h>
+#include <krb5/krb5_tc_err.h>
+#include "glue.h"
+#include "gluedefs.h"
+
+#include <stdio.h>
+
+#ifdef __STDC__
+typedef void * pointer;
+#else
+typedef char * pointer;
+#endif
+
+static char encode_buf[BUFSIZ];
+
+krb5_string *
+encode_generic(input, error, encoder, translator, free_translation)
+pointer input;
+int *error;
+int (*encoder)(/* PE, int, int, char *, pointer */);
+pointer (*translator)(/* pointer, int * */);
+void (*free_translation)(/* pointer  */);
+{
+    pointer isode_out;
+    PE pe;
+    PS ps;
+    register krb5_string *retval;
+
+    if (!(isode_out = (*translator)(input, error)))
+       return(0);
+    if (!(ps = ps_alloc(str_open))) {
+       *error = ENOMEM;
+       free_translation(isode_out);
+       return(0);
+    }
+    if (str_setup(ps, encode_buf, sizeof(encode_buf), 1) != OK) {
+       *error = ps->ps_errno + ISODE_50_PS_ERR_NONE;
+    errout:
+       ps_free(ps);
+       free_translation(isode_out);
+       return(0);
+    }
+    if ((*encoder)(&pe, 0, 0, 0, isode_out)) {
+       *error = ENOMEM;
+       goto errout;
+    }
+    retval = (krb5_string *)malloc(sizeof(*retval));
+    if (!retval) {
+       *error = ENOMEM;
+       goto errout;
+    }    
+    if ((retval->length = ps_get_abs(pe)) > sizeof(encode_buf)) {
+       abort();                        /* xxx */
+    }
+    retval->string = malloc(ps_get_abs(pe));
+    if (!retval->string) {
+       *error = ENOMEM;
+       free(retval);
+       goto errout;
+    }
+    if (pe2ps(ps, pe) != OK || ps_flush(ps) != OK) {
+       *error = ps->ps_errno + ISODE_50_PS_ERR_NONE;
+       free(retval->string);
+       free(retval);
+       goto errout;
+    }
+    bcopy(encode_buf, retval->string, retval->length);
+    ps_free(ps);
+    pe_free(pe);
+    free_translation(isode_out);
+    return(retval);
+}
+
+pointer
+decode_generic(input, error, decoder, translator, free_translation)
+krb5_string *input;
+int *error;
+int (*decoder)(/* PE, int, int, char *, pointer */);
+pointer (*translator)(/* pointer, int * */);
+void (*free_translation)(/* pointer  */);
+{
+    register pointer krb5_out;
+    pointer isode_temp;
+    PE pe;
+    PS ps;
+
+    if (!(ps = ps_alloc(str_open))) {
+       *error = ENOMEM;
+       return(0);
+    }
+    if (str_setup(ps, input->string, input->length, 1) != OK) {
+       *error = ps->ps_errno + ISODE_50_PS_ERR_NONE;
+       ps_free(ps);
+       return(0);
+    }
+    if (!(pe = ps2pe(ps))) {
+       *error = ps->ps_errno + ISODE_50_PS_ERR_NONE;
+       ps_free(ps);
+       return(0);
+    }
+    if ((*decoder)(pe, 1, 0, 0, &isode_temp) != OK) {
+       *error = ISODE_50_LOCAL_ERR_BADDECODE;
+       pe_free(pe);
+       ps_free(ps);
+       return(0);
+    }
+    krb5_out = (*translator)(isode_temp, error);
+    pe_free(pe);
+    ps_free(ps);
+    free_translation(isode_temp);
+    return(krb5_out);                  /* may be error if krb5_out
+                                          failed above */
+}