Revert "initial support for userspace data."

This reverts commit e7828004e40592c8cffc9235f72440c802905e16.

3 files changed, 35 insertions, 132 deletions

diff --git a/examples/ncr.c b/examples/ncr.c
index d5d3e20..69e699a 100644
--- a/examples/ncr.c
+++ b/examples/ncr.c
@@ -55,7 +55,6 @@ test_ncr_key(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = data;
 	dinit.initial_data_size = sizeof(data);
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -97,7 +96,6 @@ test_ncr_key(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = NULL;
 	dinit.initial_data_size = 0;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -116,10 +114,12 @@ test_ncr_key(int cfd)
 	}
 
 	/* now read data */
-	memset(&kdata, 0, sizeof(kdata));
+	memset(data, 0, sizeof(data));
+
 	kdata.desc = dinit.desc;
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -129,7 +129,7 @@ test_ncr_key(int cfd)
 
 	if (memcmp(data, data_bak, sizeof(data))!=0) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-		fprintf(stderr, "data returned but differ (%d, %d)!\n", (int)kdata.data_size, sizeof(data));
+		fprintf(stderr, "data returned but differ!\n");
 		return 1;
 	}
 
@@ -179,6 +179,7 @@ test_ncr_key(int cfd)
 	kdata.desc = dinit.desc;
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -236,6 +237,7 @@ test_ncr_key(int cfd)
 	kdata.desc = dinit.desc;
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_GET, &kdata)==0) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -270,7 +272,6 @@ static int test_ncr_data(int cfd)
 	init.flags = NCR_DATA_FLAG_EXPORTABLE;
 	init.initial_data = data;
 	init.initial_data_size = sizeof(data);
-	init.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &init)) {
 		perror("ioctl(NCRIO_DATA_INIT)");
@@ -284,6 +285,7 @@ static int test_ncr_data(int cfd)
 	kdata.desc = init.desc;
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 		perror("ioctl(NCRIO_DATA_GET)");
@@ -303,6 +305,7 @@ static int test_ncr_data(int cfd)
 	kdata.desc = init.desc;
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) {
 		perror("ioctl(NCRIO_DATA_SET)");
@@ -315,6 +318,7 @@ static int test_ncr_data(int cfd)
 	kdata.desc = init.desc;
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 		perror("ioctl(NCRIO_DATA_GET)");
@@ -341,7 +345,6 @@ static int test_ncr_data(int cfd)
 	init.flags = 0;
 	init.initial_data = data;
 	init.initial_data_size = sizeof(data);
-	init.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &init)) {
 		perror("ioctl(NCRIO_DATA_INIT)");
@@ -351,6 +354,7 @@ static int test_ncr_data(int cfd)
 	kdata.desc = init.desc;
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_GET, &kdata)==0) {
 		fprintf(stderr, "Unexportable data were exported!?\n");
@@ -363,7 +367,6 @@ static int test_ncr_data(int cfd)
 		init.flags = 0;
 		init.initial_data = data;
 		init.initial_data_size = sizeof(data);
-		init.type = NCR_DATA_KERNEL;
 
 		if (ioctl(cfd, NCRIO_DATA_INIT, &init)) {
 			//fprintf(stderr, "Reached maximum limit at: %d data items\n", i);
@@ -401,7 +404,6 @@ test_ncr_wrap_key(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F";
 	dinit.initial_data_size = 16;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -436,10 +438,11 @@ test_ncr_wrap_key(int cfd)
 	kdata.data = DKEY;
 	kdata.data_size = 16;
 	kdata.desc = dinit.desc;
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-		perror("ioctl(NCRIO_DATA_SET)");
+		perror("ioctl(NCRIO_DATA_INIT)");
 		return 1;
 	}
 
@@ -480,6 +483,7 @@ test_ncr_wrap_key(int cfd)
 
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -585,7 +589,6 @@ test_ncr_store_wrap_key(int cfd)
 	memset(&dinit, 0, sizeof(dinit));
 	dinit.max_object_size = DATA_SIZE;
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -600,10 +603,11 @@ test_ncr_store_wrap_key(int cfd)
 	kdata.data = DKEY;
 	kdata.data_size = 16;
 	kdata.desc = dd;
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-		perror("ioctl(NCRIO_DATA_SET)");
+		perror("ioctl(NCRIO_DATA_INIT)");
 		return 1;
 	}
 
@@ -746,7 +750,6 @@ test_ncr_aes(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = NULL;
 	dinit.initial_data_size = 0;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -785,10 +788,11 @@ test_ncr_aes(int cfd)
 		kdata.data = (void*)aes_vectors[i].key;
 		kdata.data_size = 16;
 		kdata.desc = dd;
+		kdata.append_flag = 0;
 
 		if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) {
 			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-			perror("ioctl(NCRIO_DATA_SET)");
+			perror("ioctl(NCRIO_DATA_INIT)");
 			return 1;
 		}
 
@@ -804,10 +808,11 @@ test_ncr_aes(int cfd)
 		kdata.data = (void*)aes_vectors[i].plaintext;
 		kdata.data_size = 16;
 		kdata.desc = dd;
+		kdata.append_flag = 0;
 
 		if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) {
 			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-			perror("ioctl(NCRIO_DATA_SET)");
+			perror("ioctl(NCRIO_DATA_INIT)");
 			return 1;
 		}
 
@@ -829,6 +834,7 @@ test_ncr_aes(int cfd)
 		kdata.desc = dd2;
 		kdata.data = data;
 		kdata.data_size = sizeof(data);
+		kdata.append_flag = 0;
 
 		if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -859,10 +865,11 @@ test_ncr_aes(int cfd)
 		kdata.data = (void*)aes_vectors[i].key;
 		kdata.data_size = 16;
 		kdata.desc = dd;
+		kdata.append_flag = 0;
 
 		if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) {
 			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-			perror("ioctl(NCRIO_DATA_SET)");
+			perror("ioctl(NCRIO_DATA_INIT)");
 			return 1;
 		}
 
@@ -879,10 +886,11 @@ test_ncr_aes(int cfd)
 		kdata.data = (void*)aes_vectors[i].ciphertext;
 		kdata.data_size = 16;
 		kdata.desc = dd;
+		kdata.append_flag = 0;
 
 		if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) {
 			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-			perror("ioctl(NCRIO_DATA_SET)");
+			perror("ioctl(NCRIO_DATA_INIT)");
 			return 1;
 		}
 
@@ -904,6 +912,7 @@ test_ncr_aes(int cfd)
 		kdata.desc = dd2;
 		kdata.data = data;
 		kdata.data_size = sizeof(data);
+		kdata.append_flag = 0;
 
 		if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -1032,7 +1041,6 @@ test_ncr_hash(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = NULL;
 	dinit.initial_data_size = 0;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -1073,10 +1081,11 @@ test_ncr_hash(int cfd)
 			kdata.data = (void*)hash_vectors[i].key;
 			kdata.data_size = hash_vectors[i].key_size;
 			kdata.desc = dd;
+			kdata.append_flag = 0;
 
 			if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) {
 				fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-				perror("ioctl(NCRIO_DATA_SET)");
+				perror("ioctl(NCRIO_DATA_INIT)");
 				return 1;
 			}
 
@@ -1093,10 +1102,11 @@ test_ncr_hash(int cfd)
 		kdata.data = (void*)hash_vectors[i].plaintext;
 		kdata.data_size = hash_vectors[i].plaintext_size;
 		kdata.desc = dd;
+		kdata.append_flag = 0;
 
 		if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) {
 			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-			perror("ioctl(NCRIO_DATA_SET)");
+			perror("ioctl(NCRIO_DATA_INIT)");
 			return 1;
 		}
 
@@ -1116,10 +1126,10 @@ test_ncr_hash(int cfd)
 		}
 
 		/* verify */
-		memset(&kdata, 0, sizeof(kdata));
 		kdata.desc = dd2;
 		kdata.data = data;
 		kdata.data_size = sizeof(data);
+		kdata.append_flag = 0;
 
 		if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
diff --git a/examples/pk.c b/examples/pk.c
index edae150..0765638 100644
--- a/examples/pk.c
+++ b/examples/pk.c
@@ -339,7 +339,6 @@ static int rsa_key_encrypt(int cfd, ncr_key_t privkey, ncr_key_t pubkey, int oae
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = data;
 	dinit.initial_data_size = RSA_ENCRYPT_SIZE;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -352,7 +351,6 @@ static int rsa_key_encrypt(int cfd, ncr_key_t privkey, ncr_key_t pubkey, int oae
 	memset(&dinit, 0, sizeof(dinit));
 	dinit.max_object_size = DATA_SIZE;
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -439,7 +437,6 @@ static int rsa_key_sign_verify(int cfd, ncr_key_t privkey, ncr_key_t pubkey, int
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = data;
 	dinit.initial_data_size = sizeof(data);
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -452,7 +449,6 @@ static int rsa_key_sign_verify(int cfd, ncr_key_t privkey, ncr_key_t pubkey, int
 	memset(&dinit, 0, sizeof(dinit));
 	dinit.max_object_size = DATA_SIZE;
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -533,7 +529,6 @@ static int dsa_key_sign_verify(int cfd, ncr_key_t privkey, ncr_key_t pubkey)
 	memset(&dinit, 0, sizeof(dinit));
 	dinit.max_object_size = DATA_SIZE;
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -626,7 +621,6 @@ static int test_ncr_rsa(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = NULL;
 	dinit.initial_data_size = 0;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -650,6 +644,7 @@ static int test_ncr_rsa(int cfd)
 	kdata.desc = dinit.desc;
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -681,6 +676,7 @@ static int test_ncr_rsa(int cfd)
 	kdata.desc = dinit.desc;
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -769,7 +765,6 @@ static int test_ncr_dsa(int cfd)
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = NULL;
 	dinit.initial_data_size = 0;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -793,6 +788,7 @@ static int test_ncr_dsa(int cfd)
 	kdata.desc = dinit.desc;
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -824,6 +820,7 @@ static int test_ncr_dsa(int cfd)
 	kdata.desc = dinit.desc;
 	kdata.data = data;
 	kdata.data_size = sizeof(data);
+	kdata.append_flag = 0;
 
 	if (ioctl(cfd, NCRIO_DATA_GET, &kdata)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
diff --git a/examples/speed.c b/examples/speed.c
index 25bf08b..99dc09e 100644
--- a/examples/speed.c
+++ b/examples/speed.c
@@ -152,12 +152,10 @@ int encrypt_data_ncr(int cfd, int algo, int chunksize)
 	buffer = malloc(chunksize);
 	memset(iv, 0x23, 32);
 
-	memset(&dinit, 0, sizeof(dinit));
 	dinit.max_object_size = chunksize;
 	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
 	dinit.initial_data = buffer;
 	dinit.initial_data_size = chunksize;
-	dinit.type = NCR_DATA_KERNEL;
 
 	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
 		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -179,6 +177,7 @@ int encrypt_data_ncr(int cfd, int algo, int chunksize)
 		kdata.data = buffer;
 		kdata.data_size = chunksize;
 		kdata.desc = dd;
+		kdata.append_flag = 0;
 
 		if (ioctl(cfd, NCRIO_DATA_SET, &kdata)) {
 			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
@@ -218,97 +217,6 @@ int encrypt_data_ncr(int cfd, int algo, int chunksize)
 	return 0;
 }
 
-int encrypt_data_ncr_user(int cfd, int algo, int chunksize)
-{
-	char *buffer, iv[32];
-	static int val = 23;
-	struct timeval start, end;
-	double total = 0;
-	double secs, ddata, dspeed;
-	char metric[16];
-	ncr_key_t key;
-	struct ncr_key_generate_st kgen;
-	struct ncr_data_init_st dinit;
-	struct ncr_session_once_op_st nop;
-	ncr_data_t dd;
-
-	if (ioctl(cfd, NCRIO_KEY_INIT, &key)) {
-		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-		perror("ioctl(NCRIO_KEY_INIT)");
-		return 1;
-	}
-
-	kgen.desc = key;
-	kgen.params.algorithm = NCR_ALG_AES_CBC;
-	kgen.params.keyflags = NCR_KEY_FLAG_EXPORTABLE;
-	kgen.params.params.secret.bits = 128; /* 16  bytes */
-	
-	if (ioctl(cfd, NCRIO_KEY_GENERATE, &kgen)) {
-		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-		perror("ioctl(NCRIO_KEY_IMPORT)");
-		return 1;
-	}
-
-
-	buffer = malloc(chunksize);
-	memset(iv, 0x23, 32);
-
-	/* now data are just a mirror of userspace data */
-	memset(&dinit, 0, sizeof(dinit));
-	dinit.flags = NCR_DATA_FLAG_EXPORTABLE;
-	dinit.initial_data = buffer;
-	dinit.initial_data_size = chunksize;
-	dinit.type = NCR_DATA_USER;
-
-	if (ioctl(cfd, NCRIO_DATA_INIT, &dinit)) {
-		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-		perror("ioctl(NCRIO_DATA_INIT)");
-		return 1;
-	}
-	dd = dinit.desc;
-
-	printf("\tEncrypting in chunks of %d bytes: ", chunksize);
-	fflush(stdout);
-
-	memset(buffer, val++, chunksize);
-
-	must_finish = 0;
-	alarm(5);
-
-	gettimeofday(&start, NULL);
-	do {
-		memset(&nop, 0, sizeof(nop));
-		nop.init.algorithm = algo;
-		nop.init.params.key = key;
-		nop.init.op = NCR_OP_ENCRYPT;
-		nop.op.data.cipher.plaintext = dd;
-		nop.op.data.cipher.ciphertext = dd;
-
-		if (ioctl(cfd, NCRIO_SESSION_ONCE, &nop)) {
-			fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-			perror("ioctl(NCRIO_SESSION_ONCE)");
-			return 1;
-		}
-
-		total+=chunksize;
-	} while(must_finish==0);
-	gettimeofday(&end, NULL);
-
-	if (ioctl(cfd, NCRIO_DATA_DEINIT, &dd)) {
-		fprintf(stderr, "Error: %s:%d\n", __func__, __LINE__);
-		perror("ioctl(NCRIO_DATA_INIT)");
-		return 1;
-	}
-
-	secs = udifftimeval(start, end)/ 1000000.0;
-	
-	value2human(total, secs, &ddata, &dspeed, metric);
-	printf ("done. %.2f %s in %.2f secs: ", ddata, metric, secs);
-	printf ("%.2f %s/sec\n", dspeed, metric);
-
-	return 0;
-}
-
 int main(void)
 {
 	int fd, i, fdc = -1;
@@ -369,18 +277,6 @@ int main(void)
 			break;
 	}
 
-	fprintf(stderr, "\nTesting NCR-USER with NULL cipher: \n");
-	for (i = 256; i <= (64 * 1024); i *= 2) {
-		if (encrypt_data_ncr_user(fdc, NCR_ALG_NULL, i))
-			break;
-	}
-
-	fprintf(stderr, "\nTesting NCR-USER with AES-128-CBC cipher: \n");
-	for (i = 256; i <= (64 * 1024); i *= 2) {
-		if (encrypt_data_ncr_user(fdc, NCR_ALG_AES_CBC, i))
-			break;
-	}
-
 
 	close(fdc);
 	close(fd);