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/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "spdk_cunit.h"
#include "common/lib/test_env.c"
#include "bdev/gpt/gpt.c"
static void
test_check_mbr(void)
{
struct spdk_gpt *gpt;
struct spdk_mbr *mbr;
unsigned char a[SPDK_GPT_BUFFER_SIZE];
int re;
/* Set gpt is NULL */
re = gpt_parse_mbr(NULL);
CU_ASSERT(re == -1);
/* Set gpt->buf is NULL */
gpt = calloc(1, sizeof(*gpt));
SPDK_CU_ASSERT_FATAL(gpt != NULL);
re = gpt_parse_mbr(gpt);
CU_ASSERT(re == -1);
/* Set *gpt is "aaa...", all are mismatch include mbr_signature */
memset(a, 'a', sizeof(a));
gpt->buf = &a[0];
re = gpt_check_mbr(gpt);
CU_ASSERT(re == -1);
/* Set mbr->mbr_signature matched, start lba mismatch */
mbr = (struct spdk_mbr *)gpt->buf;
mbr->mbr_signature = 0xAA55;
re = gpt_check_mbr(gpt);
CU_ASSERT(re == -1);
/* Set mbr->partitions[0].start lba matched, os_type mismatch */
mbr->partitions[0].start_lba = 1;
re = gpt_check_mbr(gpt);
CU_ASSERT(re == -1);
/* Set mbr->partitions[0].os_type matched, size_lba mismatch */
mbr->partitions[0].os_type = 0xEE;
re = gpt_check_mbr(gpt);
CU_ASSERT(re == -1);
/* Set mbr->partitions[0].size_lba matched, passing case */
mbr->partitions[0].size_lba = 0xFFFFFFFF;
re = gpt_check_mbr(gpt);
CU_ASSERT(re == 0);
free(gpt);
}
static void
test_read_header(void)
{
struct spdk_gpt *gpt;
struct spdk_gpt_header *head;
unsigned char a[SPDK_GPT_BUFFER_SIZE];
int re;
/* gpt_read_header(NULL) does not exist, NULL is filtered out in gpt_parse_mbr() */
gpt = calloc(1, sizeof(*gpt));
SPDK_CU_ASSERT_FATAL(gpt != NULL);
gpt->parse_phase = SPDK_GPT_PARSE_PHASE_PRIMARY;
gpt->sector_size = 512;
/* Set *gpt is "aaa..." */
memset(a, 'a', sizeof(a));
gpt->buf = &a[0];
gpt->buf_size = sizeof(a);
/* Set header_size mismatch */
gpt->sector_size = 512;
head = (struct spdk_gpt_header *)(gpt->buf + GPT_PRIMARY_PARTITION_TABLE_LBA * gpt->sector_size);
to_le32(&head->header_size, 0x258);
re = gpt_read_header(gpt);
CU_ASSERT(re == -1);
/* Set head->header_size matched, header_crc32 mismatch */
head->header_size = sizeof(*head);
to_le32(&head->header_crc32, 0x22D18C80);
re = gpt_read_header(gpt);
CU_ASSERT(re == -1);
/* Set head->header_crc32 matched, gpt_signature mismatch */
to_le32(&head->header_crc32, 0xC5B2117E);
re = gpt_read_header(gpt);
CU_ASSERT(re == -1);
/* Set head->gpt_signature matched, head->my_lba mismatch */
to_le32(&head->header_crc32, 0xD637335A);
head->gpt_signature[0] = 'E';
head->gpt_signature[1] = 'F';
head->gpt_signature[2] = 'I';
head->gpt_signature[3] = ' ';
head->gpt_signature[4] = 'P';
head->gpt_signature[5] = 'A';
head->gpt_signature[6] = 'R';
head->gpt_signature[7] = 'T';
re = gpt_read_header(gpt);
CU_ASSERT(re == -1);
/* Set head->my_lba matched, lba_end usable_lba mismatch */
to_le32(&head->header_crc32, 0xB3CDB2D2);
to_le64(&head->my_lba, 0x1);
re = gpt_read_header(gpt);
CU_ASSERT(re == -1);
/* Set gpt->lba_end usable_lba matched, passing case */
to_le32(&head->header_crc32, 0x5531F2F0);
to_le64(&gpt->lba_start, 0x0);
to_le64(&gpt->lba_end, 0x2E935FFE);
to_le64(&head->first_usable_lba, 0xA);
to_le64(&head->last_usable_lba, 0xF4240);
re = gpt_read_header(gpt);
CU_ASSERT(re == 0);
free(gpt);
}
static void
test_read_partitions(void)
{
struct spdk_gpt *gpt;
struct spdk_gpt_header *head;
unsigned char a[SPDK_GPT_BUFFER_SIZE];
int re;
/* gpt_read_partitions(NULL) does not exist, NULL is filtered out in gpt_parse_mbr() */
gpt = calloc(1, sizeof(*gpt));
SPDK_CU_ASSERT_FATAL(gpt != NULL);
gpt->parse_phase = SPDK_GPT_PARSE_PHASE_PRIMARY;
gpt->sector_size = 512;
/* Set *gpt is "aaa..." */
memset(a, 'a', sizeof(a));
gpt->buf = &a[0];
gpt->buf_size = sizeof(a);
/* Set num_partition_entries exceeds Max value of entries GPT supported */
gpt->sector_size = 512;
head = (struct spdk_gpt_header *)(gpt->buf + GPT_PRIMARY_PARTITION_TABLE_LBA * gpt->sector_size);
gpt->header = head;
to_le32(&head->num_partition_entries, 0x100);
re = gpt_read_partitions(gpt);
CU_ASSERT(re == -1);
/* Set num_partition_entries within Max value, size_of_partition_entry mismatch */
to_le32(&head->header_crc32, 0x573857BE);
to_le32(&head->num_partition_entries, 0x40);
to_le32(&head->size_of_partition_entry, 0x0);
re = gpt_read_partitions(gpt);
CU_ASSERT(re == -1);
/* Set size_of_partition_entry matched, partition_entry_lba mismatch */
to_le32(&head->header_crc32, 0x5279B712);
to_le32(&head->size_of_partition_entry, 0x80);
to_le64(&head->partition_entry_lba, 0x64);
re = gpt_read_partitions(gpt);
CU_ASSERT(re == -1);
/* Set partition_entry_lba matched, partition_entry_array_crc32 mismatch */
to_le32(&head->header_crc32, 0xEC093B43);
to_le64(&head->partition_entry_lba, 0x20);
to_le32(&head->partition_entry_array_crc32, 0x0);
re = gpt_read_partitions(gpt);
CU_ASSERT(re == -1);
/* Set partition_entry_array_crc32 matched, passing case */
to_le32(&head->header_crc32, 0xE1A08822);
to_le32(&head->partition_entry_array_crc32, 0xEBEE44FB);
to_le32(&head->num_partition_entries, 0x80);
re = gpt_read_partitions(gpt);
CU_ASSERT(re == 0);
free(gpt);
}
static void
test_parse_mbr_and_primary(void)
{
struct spdk_gpt *gpt;
struct spdk_mbr *mbr;
struct spdk_gpt_header *head;
unsigned char a[SPDK_GPT_BUFFER_SIZE];
int re;
/* Set gpt is NULL */
re = gpt_parse_mbr(NULL);
CU_ASSERT(re == -1);
/* Set gpt->buf is NULL */
gpt = calloc(1, sizeof(*gpt));
SPDK_CU_ASSERT_FATAL(gpt != NULL);
gpt->parse_phase = SPDK_GPT_PARSE_PHASE_PRIMARY;
gpt->sector_size = 512;
re = gpt_parse_mbr(gpt);
CU_ASSERT(re == -1);
/* Set *gpt is "aaa...", check_mbr failed */
memset(a, 'a', sizeof(a));
gpt->buf = &a[0];
gpt->buf_size = sizeof(a);
re = gpt_parse_mbr(gpt);
CU_ASSERT(re == -1);
/* Set check_mbr passed */
mbr = (struct spdk_mbr *)gpt->buf;
mbr->mbr_signature = 0xAA55;
mbr->partitions[0].start_lba = 1;
mbr->partitions[0].os_type = 0xEE;
mbr->partitions[0].size_lba = 0xFFFFFFFF;
re = gpt_parse_mbr(gpt);
CU_ASSERT(re == 0);
/* Expect read_header failed */
re = gpt_parse_partition_table(gpt);
CU_ASSERT(re == -1);
/* Set read_header passed, read_partitions failed */
head = (struct spdk_gpt_header *)(gpt->buf + GPT_PRIMARY_PARTITION_TABLE_LBA * gpt->sector_size);
head->header_size = sizeof(*head);
head->gpt_signature[0] = 'E';
head->gpt_signature[1] = 'F';
head->gpt_signature[2] = 'I';
head->gpt_signature[3] = ' ';
head->gpt_signature[4] = 'P';
head->gpt_signature[5] = 'A';
head->gpt_signature[6] = 'R';
head->gpt_signature[7] = 'T';
to_le32(&head->header_crc32, 0x5531F2F0);
to_le64(&head->my_lba, 0x1);
to_le64(&gpt->lba_start, 0x0);
to_le64(&gpt->lba_end, 0x2E935FFE);
to_le64(&head->first_usable_lba, 0xA);
to_le64(&head->last_usable_lba, 0xF4240);
re = gpt_parse_partition_table(gpt);
CU_ASSERT(re == -1);
/* Set read_partitions passed, all passed */
to_le32(&head->size_of_partition_entry, 0x80);
to_le64(&head->partition_entry_lba, 0x20);
to_le32(&head->header_crc32, 0x845A09AA);
to_le32(&head->partition_entry_array_crc32, 0xEBEE44FB);
to_le32(&head->num_partition_entries, 0x80);
re = gpt_parse_partition_table(gpt);
CU_ASSERT(re == 0);
free(gpt);
}
static void
test_parse_secondary(void)
{
struct spdk_gpt *gpt;
struct spdk_gpt_header *head;
unsigned char a[SPDK_GPT_BUFFER_SIZE];
int re;
/* gpt_parse_partition_table(NULL) does not exist, NULL is filtered out in gpt_parse_mbr() */
gpt = calloc(1, sizeof(*gpt));
SPDK_CU_ASSERT_FATAL(gpt != NULL);
gpt->parse_phase = SPDK_GPT_PARSE_PHASE_SECONDARY;
gpt->sector_size = 512;
/* Set *gpt is "aaa...", read_header failed */
memset(a, 'a', sizeof(a));
gpt->buf = &a[0];
gpt->buf_size = sizeof(a);
re = gpt_parse_partition_table(gpt);
CU_ASSERT(re == -1);
/* Set read_header passed, read_partitions failed */
head = (struct spdk_gpt_header *)(gpt->buf + gpt->buf_size - gpt->sector_size);
head->header_size = sizeof(*head);
head->gpt_signature[0] = 'E';
head->gpt_signature[1] = 'F';
head->gpt_signature[2] = 'I';
head->gpt_signature[3] = ' ';
head->gpt_signature[4] = 'P';
head->gpt_signature[5] = 'A';
head->gpt_signature[6] = 'R';
head->gpt_signature[7] = 'T';
to_le32(&head->header_crc32, 0xAA68A167);
to_le64(&head->my_lba, 0x63FFFFF);
to_le64(&gpt->lba_start, 0x0);
to_le64(&gpt->lba_end, 0x63FFFFF);
to_le64(&gpt->total_sectors, 0x6400000);
to_le64(&head->first_usable_lba, 0xA);
to_le64(&head->last_usable_lba, 0x63FFFDE);
re = gpt_parse_partition_table(gpt);
CU_ASSERT(re == -1);
/* Set read_partitions passed, all passed */
to_le32(&head->size_of_partition_entry, 0x80);
to_le64(&head->partition_entry_lba, 0x63FFFDF);
to_le32(&head->header_crc32, 0x204129E8);
to_le32(&head->partition_entry_array_crc32, 0xEBEE44FB);
to_le32(&head->num_partition_entries, 0x80);
re = gpt_parse_partition_table(gpt);
CU_ASSERT(re == 0);
free(gpt);
}
int
main(int argc, char **argv)
{
CU_pSuite suite = NULL;
unsigned int num_failures;
CU_set_error_action(CUEA_ABORT);
CU_initialize_registry();
suite = CU_add_suite("gpt_parse", NULL, NULL);
CU_ADD_TEST(suite, test_parse_mbr_and_primary);
CU_ADD_TEST(suite, test_parse_secondary);
CU_ADD_TEST(suite, test_check_mbr);
CU_ADD_TEST(suite, test_read_header);
CU_ADD_TEST(suite, test_read_partitions);
CU_basic_set_mode(CU_BRM_VERBOSE);
CU_basic_run_tests();
num_failures = CU_get_number_of_failures();
CU_cleanup_registry();
return num_failures;
}
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