/*
** Copyright (c) 2005-2007 Sendmail, Inc. and its suppliers.
** All rights reserved.
*/
#ifndef lint
static char t_test41_c_id[] = "@(#)$Id: t-test41.c,v 1.11 2007/07/27 05:39:47 msk Exp $";
#endif /* !lint */
/* system includes */
#include <sys/types.h>
#include <assert.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
/* libdkim includes */
#include "dkim.h"
#include "t-testdata.h"
#define MAXHEADER 4096
#define SIG2 "v=1; a=rsa-sha256; c=relaxed/simple; d=example.com; s=test;\r\n\tt=1172620939; bh=yHBAX+3IwxTZIynBuB/5tlsBInJq9n8qz5fgAycHi80=;\r\n\th=Received:Received:Received:From:To:Date:Subject:Message-ID; b=hNR\r\n\tIcA7ZG6mZL9GPr5E9rJPQBy0DNnPSNAqYmtpbHJjhzWj3fsUKXDCEl8vJki6VuP0hDA\r\n\t4wRRJ6hkD0/u9iY2O+7xwAyuzkC3Z719CuGidnqlJt/1kJ4QW4KlcWJcj2v8SjD475G\r\n\tchVu0268Cz9PTJWSEqg/WZfWLQrji0gmy0="
#define V_VALUE "1"
#define A_VALUE "rsa-sha256"
#define C_VALUE "relaxed/simple"
#define D_VALUE "example.com"
#define S_VALUE "test"
#define T_VALUE "1172620939"
#define BH_VALUE "yHBAX+3IwxTZIynBuB/5tlsBInJq9n8qz5fgAycHi80="
#define H_VALUE "Received:Received:Received:From:To:Date:Subject:Message-ID"
#define B_VALUE "hNRIcA7ZG6mZL9GPr5E9rJPQBy0DNnPSNAqYmtpbHJjhzWj3fsUKXDCEl8vJki6VuP0hDA4wRRJ6hkD0/u9iY2O+7xwAyuzkC3Z719CuGidnqlJt/1kJ4QW4KlcWJcj2v8SjD475GchVu0268Cz9PTJWSEqg/WZfWLQrji0gmy0="
struct local_sig
{
const char * ls_domain;
const char * ls_signalg;
const char * ls_timestamp;
const char * ls_canon;
const char * ls_version;
const char * ls_selector;
const char * ls_bodyhash;
const char * ls_hdrlist;
const char * ls_signature;
};
/*
** ALLOC_HANDLE -- allocate a local signature handle
**
** Parameters:
** ignored -- a (void *) which we don't need
**
** Return value:
** Pointer to a local signature handle.
*/
void *
alloc_handle(void *ignored)
{
void *new;
new = (void *) malloc(sizeof(struct local_sig));
assert(new != NULL);
memset(new, '\0', sizeof(struct local_sig));
return new;
}
/*
** TAGVALUES -- process a tag/value pair given a DKIM_SIG handle
**
** Parameters:
** user -- (void *) referring to a struct local_sig
** pcode -- parameter code being reported (DKIM_PARAM_*)
** param -- pointer to the text form of the tag
** value -- pointer to the text form of the value
**
** Return value:
** None.
*/
void
tagvalues(void *user, dkim_param_t pcode,
const u_char *param, const u_char *value)
{
struct local_sig *ls = (struct local_sig *) user;
switch (pcode)
{
case DKIM_PARAM_DOMAIN:
ls->ls_domain = value;
break;
case DKIM_PARAM_SIGNATURE:
ls->ls_signature = value;
break;
case DKIM_PARAM_HDRLIST:
ls->ls_hdrlist = value;
break;
case DKIM_PARAM_BODYHASH:
ls->ls_bodyhash = value;
break;
case DKIM_PARAM_SELECTOR:
ls->ls_selector = value;
break;
case DKIM_PARAM_VERSION:
ls->ls_version = value;
break;
case DKIM_PARAM_CANONALG:
ls->ls_canon = value;
break;
case DKIM_PARAM_TIMESTAMP:
ls->ls_timestamp = value;
break;
case DKIM_PARAM_SIGNALG:
ls->ls_signalg = value;
break;
case DKIM_PARAM_UNKNOWN:
assert(0);
}
}
/*
** PRESCREEN -- verify the contents of a local_sig structure
**
** Parameters:
** dkim -- DKIM handle
** sigs -- array of DKIM_SIGINFO pointers
** nsigs -- how many sigs there were
**
** Return value:
** DKIM_CBSTAT_CONTINUE (assuming no assertions fire).
*/
DKIM_CBSTAT
prescreen(DKIM *dkim, DKIM_SIGINFO **sigs, int nsigs)
{
struct local_sig *ls;
DKIM_SIGINFO *siginfo;
assert(dkim != NULL);
assert(sigs != NULL);
assert(nsigs == 1);
siginfo = sigs[0];
assert(siginfo != NULL);
ls = dkim_sig_getcontext(siginfo);
assert(ls != NULL);
assert(ls->ls_signalg != NULL &&
strcmp(ls->ls_signalg, A_VALUE) == 0);
assert(ls->ls_timestamp != NULL &&
strcmp(ls->ls_signalg, A_VALUE) == 0);
assert(ls->ls_canon != NULL &&
strcmp(ls->ls_canon, C_VALUE) == 0);
assert(ls->ls_version != NULL &&
strcmp(ls->ls_version, V_VALUE) == 0);
assert(ls->ls_selector != NULL &&
strcmp(ls->ls_selector, S_VALUE) == 0);
assert(ls->ls_bodyhash != NULL &&
strcmp(ls->ls_bodyhash, BH_VALUE) == 0);
assert(ls->ls_hdrlist != NULL &&
strcmp(ls->ls_hdrlist, H_VALUE) == 0);
assert(ls->ls_signature != NULL &&
strcmp(ls->ls_signature, B_VALUE) == 0);
assert(ls->ls_domain != NULL &&
strcmp(ls->ls_domain, D_VALUE) == 0);
return DKIM_CBSTAT_CONTINUE;
}
/*
** FREE_HANDLE -- deallocate a local signature handle
**
** Parameters:
** ignored -- a (void *) which we don't need
** handle -- pointer to the struct local_sig to be deallocated
**
** Return value:
** None.
*/
void
free_handle(void *ignored, void *handle)
{
assert(handle != NULL);
free(handle);
}
/*
** MAIN -- program mainline
**
** Parameters:
** The usual.
**
** Return value:
** Exit status.
*/
int
main(int argc, char **argv)
{
#ifndef DKIM_SIGN_RSASHA256
printf("*** relaxed/simple rsa-sha256 signature decomposition callbacks SKIPPED\n");
#else /* ! DKIM_SIGN_RSASHA256 */
# ifdef TEST_KEEP_FILES
u_int flags;
# endif /* TEST_KEEP_FILES */
DKIM_STAT status;
DKIM *dkim;
DKIM_LIB *lib;
dkim_query_t qtype = DKIM_QUERY_FILE;
unsigned char hdr[MAXHEADER + 1];
printf("*** relaxed/simple rsa-sha256 signature decomposition callbacks\n");
/* instantiate the library */
lib = dkim_init(NULL, NULL);
assert(lib != NULL);
# ifdef TEST_KEEP_FILES
/* set flags */
flags = (DKIM_LIBFLAGS_TMPFILES|DKIM_LIBFLAGS_KEEPFILES);
(void) dkim_options(lib, DKIM_OP_SETOPT, DKIM_OPTS_FLAGS, &flags,
sizeof flags);
# endif /* TEST_KEEP_FILES */
(void) dkim_options(lib, DKIM_OP_SETOPT, DKIM_OPTS_QUERYMETHOD,
&qtype, sizeof qtype);
(void) dkim_options(lib, DKIM_OP_SETOPT, DKIM_OPTS_QUERYINFO,
KEYFILE, strlen(KEYFILE));
dkim = dkim_verify(lib, JOBID, NULL, &status);
assert(dkim != NULL);
(void) dkim_set_signature_handle(lib, alloc_handle);
(void) dkim_set_signature_handle_free(lib, free_handle);
(void) dkim_set_signature_tagvalues(lib, tagvalues);
(void) dkim_set_prescreen(lib, prescreen);
snprintf(hdr, sizeof hdr, "%s: %s", DKIM_SIGNHEADER, SIG2);
status = dkim_header(dkim, hdr, strlen(hdr));
assert(status == DKIM_STAT_OK);
status = dkim_header(dkim, HEADER01, strlen(HEADER01));
assert(status == DKIM_STAT_OK);
status = dkim_header(dkim, HEADER02, strlen(HEADER02));
assert(status == DKIM_STAT_OK);
status = dkim_header(dkim, HEADER03, strlen(HEADER03));
assert(status == DKIM_STAT_OK);
status = dkim_header(dkim, HEADER04, strlen(HEADER04));
assert(status == DKIM_STAT_OK);
status = dkim_header(dkim, HEADER05, strlen(HEADER05));
assert(status == DKIM_STAT_OK);
status = dkim_header(dkim, HEADER06, strlen(HEADER06));
assert(status == DKIM_STAT_OK);
status = dkim_header(dkim, HEADER07, strlen(HEADER07));
assert(status == DKIM_STAT_OK);
status = dkim_header(dkim, HEADER08, strlen(HEADER08));
assert(status == DKIM_STAT_OK);
status = dkim_header(dkim, HEADER09, strlen(HEADER09));
assert(status == DKIM_STAT_OK);
status = dkim_eoh(dkim);
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY00, strlen(BODY00));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY01, strlen(BODY01));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY01A, strlen(BODY01A));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY01B, strlen(BODY01B));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY01C, strlen(BODY01C));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY01D, strlen(BODY01D));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY01E, strlen(BODY01E));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY02, strlen(BODY02));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY03, strlen(BODY03));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY04, strlen(BODY04));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY03, strlen(BODY03));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY03, strlen(BODY03));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY05, strlen(BODY05));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY03, strlen(BODY03));
assert(status == DKIM_STAT_OK);
status = dkim_body(dkim, BODY03, strlen(BODY03));
assert(status == DKIM_STAT_OK);
status = dkim_eom(dkim, NULL);
assert(status == DKIM_STAT_OK);
status = dkim_free(dkim);
assert(status == DKIM_STAT_OK);
dkim_close(lib);
#endif /* ! DKIM_SIGN_RSASHA256 */
return 0;
}
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