/*
**  Copyright (c) 2005-2007 Sendmail, Inc. and its suppliers.
**    All rights reserved.
*/

#ifndef lint
static char t_test72_c_id[] = "@(#)$Id: t-test72.c,v 1.1 2007/08/29 18:49:22 msk Exp $";
#endif /* !lint */

/* system includes */
#include <sys/types.h>
#include <assert.h>
#include <string.h>
#include <stdio.h>

/* libdkim includes */
#include "dkim.h"
#include "t-testdata.h"

#define	MAXHEADER	4096

#define XHEADER		"Cc: user@example.com"

/*
**  MESSAGE -- run the message's content
**
**  Parameters:
**  	dkim -- DKIM handle
**  	hdr -- signature header content (may be NULL)
**  	hdrlen -- signature header size
**
**  Return value:
**  	None.
*/

void
message(DKIM *dkim, char *hdr)
{
	int status;

	assert(dkim != NULL);

	if (hdr != NULL)
	{
		status = dkim_header(dkim, hdr, strlen(hdr));
		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, XHEADER, strlen(XHEADER));
	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);
}

/*
**  MAIN -- program mainline
**
**  Parameters:
**  	The usual.
**
**  Return value:
**  	Exit status.
*/

int
main(int argc, char **argv)
{
#ifndef DKIM_SIGN_RSASHA256
	printf("*** simple/simple rsa-sha256 signing with subsequent verifying SKIPPED\n");

#else /* ! DKIM_SIGN_RSASHA256 */

# ifdef TEST_KEEP_FILES
	u_int flags;
# endif /* TEST_KEEP_FILES */
	DKIM_STAT status;
	time_t fixed_time;
	DKIM *dkim;
	DKIM_LIB *lib;
	dkim_sigkey_t key;
	dkim_query_t qtype = DKIM_QUERY_FILE;
	unsigned char hdr[MAXHEADER + 1];

	printf("*** simple/simple rsa-sha256 \"b=\" wrap test\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 */

	key = KEY;

	dkim = dkim_sign(lib, JOBID, NULL, key, SELECTOR, DOMAIN,
	                 DKIM_CANON_SIMPLE, DKIM_CANON_SIMPLE,
	                 DKIM_SIGN_RSASHA256, -1L, &status);
	assert(dkim != NULL);

	/* fix signing time */
	fixed_time = 1172620939;
	(void) dkim_options(lib, DKIM_OP_SETOPT, DKIM_OPTS_FIXEDTIME,
	                    &fixed_time, sizeof fixed_time);

	(void) message(dkim, NULL);

	snprintf(hdr, sizeof hdr, "%s: ", DKIM_SIGNHEADER);
	status = dkim_getsighdr(dkim, hdr + strlen(DKIM_SIGNHEADER) + 2,
	                        sizeof hdr - strlen(DKIM_SIGNHEADER) - 2,
	                        75, strlen(DKIM_SIGNHEADER) + 2);
	assert(status == DKIM_STAT_OK);

	status = dkim_free(dkim);
	assert(status == DKIM_STAT_OK);


	/* verify the message using the signature we just obtained */
	(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) message(dkim, hdr);

	status = dkim_free(dkim);
	assert(status == DKIM_STAT_OK);

	dkim_close(lib);
#endif /* ! DKIM_SIGN_RSASHA256 */

	return 0;
}