diff options
Diffstat (limited to 'test/validation/packet/packet.c')
| -rw-r--r-- | test/validation/packet/packet.c | 738 |
1 files changed, 738 insertions, 0 deletions
diff --git a/test/validation/packet/packet.c b/test/validation/packet/packet.c new file mode 100644 index 0000000..619d5b4 --- /dev/null +++ b/test/validation/packet/packet.c @@ -0,0 +1,738 @@ +/* Copyright (c) 2014, Linaro Limited + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <stdlib.h> + +#include <odp.h> +#include "odp_cunit_common.h" +#include "packet.h" + +/* Helper macro for CU_TestInfo initialization */ +#define _CU_TEST_INFO(test_func) {#test_func, test_func} + +#define PACKET_BUF_LEN ODP_CONFIG_PACKET_SEG_LEN_MIN +/* Reserve some tailroom for tests */ +#define PACKET_TAILROOM_RESERVE 4 + +static odp_pool_t packet_pool; +static const uint32_t packet_len = PACKET_BUF_LEN - + ODP_CONFIG_PACKET_HEADROOM - + ODP_CONFIG_PACKET_TAILROOM - + PACKET_TAILROOM_RESERVE; + +odp_packet_t test_packet; + +static struct udata_struct { + uint64_t u64; + uint32_t u32; + char str[10]; +} test_packet_udata = { + 123456, + 789912, + "abcdefg", +}; + +static int packet_suite_init(void) +{ + odp_pool_param_t params = { + .pkt = { + .seg_len = PACKET_BUF_LEN, + .len = PACKET_BUF_LEN, + .num = 100, + .uarea_size = sizeof(struct udata_struct), + }, + .type = ODP_POOL_PACKET, + }; + struct udata_struct *udat; + uint32_t udat_size; + + packet_pool = odp_pool_create("packet_pool", ODP_SHM_INVALID, ¶ms); + if (packet_pool == ODP_POOL_INVALID) + return -1; + + test_packet = odp_packet_alloc(packet_pool, packet_len); + + if (odp_packet_is_valid(test_packet) == 0) + return -1; + + udat = odp_packet_user_area(test_packet); + udat_size = odp_packet_user_area_size(test_packet); + if (!udat || udat_size != sizeof(struct udata_struct)) + return -1; + odp_pool_print(packet_pool); + memcpy(udat, &test_packet_udata, sizeof(struct udata_struct)); + + return 0; +} + +static int packet_suite_term(void) +{ + odp_packet_free(test_packet); + if (odp_pool_destroy(packet_pool) != 0) + return -1; + return 0; +} + +static void packet_test_alloc_free(void) +{ + odp_pool_t pool; + odp_packet_t packet; + odp_pool_param_t params = { + .pkt = { + .seg_len = PACKET_BUF_LEN, + .len = PACKET_BUF_LEN, + .num = 1, + }, + .type = ODP_POOL_PACKET, + }; + + pool = odp_pool_create("packet_pool_alloc", ODP_SHM_INVALID, ¶ms); + + /* Allocate the only buffer from the pool */ + packet = odp_packet_alloc(pool, packet_len); + CU_ASSERT_FATAL(packet != ODP_PACKET_INVALID); + CU_ASSERT(odp_packet_len(packet) == packet_len); + CU_ASSERT(odp_event_type(odp_packet_to_event(packet)) == + ODP_EVENT_PACKET); + CU_ASSERT(odp_packet_to_u64(packet) != + odp_packet_to_u64(ODP_PACKET_INVALID)); + + /* Pool should have only one packet */ + CU_ASSERT_FATAL(odp_packet_alloc(pool, packet_len) + == ODP_PACKET_INVALID); + + odp_packet_free(packet); + + /* Check that the buffer was returned back to the pool */ + packet = odp_packet_alloc(pool, packet_len); + CU_ASSERT_FATAL(packet != ODP_PACKET_INVALID); + CU_ASSERT(odp_packet_len(packet) == packet_len); + + odp_packet_free(packet); + CU_ASSERT(odp_pool_destroy(pool) == 0); +} + +static void packet_test_alloc_segmented(void) +{ + odp_packet_t pkt; + const uint32_t len = ODP_CONFIG_PACKET_BUF_LEN_MAX - + ODP_CONFIG_PACKET_HEADROOM - + ODP_CONFIG_PACKET_TAILROOM; + + pkt = odp_packet_alloc(packet_pool, len); + CU_ASSERT_FATAL(pkt != ODP_PACKET_INVALID); + CU_ASSERT(odp_packet_len(pkt) == len); + odp_packet_free(pkt); +} + +static void packet_test_event_conversion(void) +{ + odp_packet_t pkt = test_packet; + odp_packet_t tmp_pkt; + odp_event_t ev; + + ev = odp_packet_to_event(pkt); + CU_ASSERT_FATAL(ev != ODP_EVENT_INVALID); + CU_ASSERT(odp_event_type(ev) == ODP_EVENT_PACKET); + + tmp_pkt = odp_packet_from_event(ev); + CU_ASSERT_FATAL(tmp_pkt != ODP_PACKET_INVALID); + /** @todo: Need an API to compare packets */ +} + +static void packet_test_basic_metadata(void) +{ + odp_packet_t pkt = test_packet; + + CU_ASSERT_PTR_NOT_NULL(odp_packet_head(pkt)); + CU_ASSERT_PTR_NOT_NULL(odp_packet_data(pkt)); + + CU_ASSERT(odp_packet_pool(pkt) != ODP_POOL_INVALID); + /* Packet was allocated by application so shouldn't have valid pktio. */ + CU_ASSERT(odp_packet_input(pkt) == ODP_PKTIO_INVALID); +} + +static void packet_test_length(void) +{ + odp_packet_t pkt = test_packet; + uint32_t buf_len, headroom, tailroom; + + buf_len = odp_packet_buf_len(pkt); + headroom = odp_packet_headroom(pkt); + tailroom = odp_packet_tailroom(pkt); + + CU_ASSERT(odp_packet_len(pkt) == packet_len); +#if ODP_CONFIG_PACKET_HEADROOM != 0 /* Avoid 'always true' warning */ + CU_ASSERT(headroom >= ODP_CONFIG_PACKET_HEADROOM); +#endif +#if ODP_CONFIG_PACKET_TAILROOM != 0 /* Avoid 'always true' warning */ + CU_ASSERT(tailroom >= ODP_CONFIG_PACKET_TAILROOM); +#endif + CU_ASSERT(buf_len >= packet_len + headroom + tailroom); +} + +static void packet_test_debug(void) +{ + CU_ASSERT(odp_packet_is_valid(test_packet) == 1); + odp_packet_print(test_packet); +} + +static void packet_test_context(void) +{ + odp_packet_t pkt = test_packet; + char ptr_test_value = 2; + void *prev_ptr; + struct udata_struct *udat; + + prev_ptr = odp_packet_user_ptr(pkt); + odp_packet_user_ptr_set(pkt, &ptr_test_value); + CU_ASSERT(odp_packet_user_ptr(pkt) == &ptr_test_value); + odp_packet_user_ptr_set(pkt, prev_ptr); + + udat = odp_packet_user_area(pkt); + CU_ASSERT_PTR_NOT_NULL(udat); + CU_ASSERT(odp_packet_user_area_size(pkt) == + sizeof(struct udata_struct)); + CU_ASSERT(memcmp(udat, &test_packet_udata, sizeof(struct udata_struct)) + == 0); + + odp_packet_reset(pkt, packet_len); +} + +static void packet_test_layer_offsets(void) +{ + odp_packet_t pkt = test_packet; + uint8_t *l2_addr, *l3_addr, *l4_addr; + uint32_t seg_len; + const uint32_t l2_off = 2; + const uint32_t l3_off = l2_off + 14; + const uint32_t l4_off = l3_off + 14; + int ret; + + /* Set offsets to the same value */ + ret = odp_packet_l2_offset_set(pkt, l2_off); + CU_ASSERT(ret == 0); + ret = odp_packet_l3_offset_set(pkt, l2_off); + CU_ASSERT(ret == 0); + ret = odp_packet_l4_offset_set(pkt, l2_off); + CU_ASSERT(ret == 0); + + /* Addresses should be the same */ + l2_addr = odp_packet_l2_ptr(pkt, &seg_len); + CU_ASSERT(seg_len != 0); + l3_addr = odp_packet_l3_ptr(pkt, &seg_len); + CU_ASSERT(seg_len != 0); + l4_addr = odp_packet_l4_ptr(pkt, &seg_len); + CU_ASSERT(seg_len != 0); + CU_ASSERT_PTR_NOT_NULL(l2_addr); + CU_ASSERT(l2_addr == l3_addr); + CU_ASSERT(l2_addr == l4_addr); + + /* Set offsets to the different values */ + odp_packet_l2_offset_set(pkt, l2_off); + CU_ASSERT(odp_packet_l2_offset(pkt) == l2_off); + odp_packet_l3_offset_set(pkt, l3_off); + CU_ASSERT(odp_packet_l3_offset(pkt) == l3_off); + odp_packet_l4_offset_set(pkt, l4_off); + CU_ASSERT(odp_packet_l4_offset(pkt) == l4_off); + + /* Addresses should not be the same */ + l2_addr = odp_packet_l2_ptr(pkt, NULL); + CU_ASSERT_PTR_NOT_NULL(l2_addr); + l3_addr = odp_packet_l3_ptr(pkt, NULL); + CU_ASSERT_PTR_NOT_NULL(l3_addr); + l4_addr = odp_packet_l4_ptr(pkt, NULL); + CU_ASSERT_PTR_NOT_NULL(l4_addr); + + CU_ASSERT(l2_addr != l3_addr); + CU_ASSERT(l2_addr != l4_addr); + CU_ASSERT(l3_addr != l4_addr); +} + +static void _verify_headroom_shift(odp_packet_t packet, + int shift) +{ + uint32_t room = odp_packet_headroom(packet); + uint32_t seg_data_len = odp_packet_seg_len(packet); + uint32_t pkt_data_len = odp_packet_len(packet); + void *data; + char *data_orig = odp_packet_data(packet); + char *head_orig = odp_packet_head(packet); + + if (shift >= 0) + data = odp_packet_push_head(packet, shift); + else + data = odp_packet_pull_head(packet, -shift); + + CU_ASSERT_PTR_NOT_NULL(data); + CU_ASSERT(odp_packet_headroom(packet) == room - shift); + CU_ASSERT(odp_packet_seg_len(packet) == seg_data_len + shift); + CU_ASSERT(odp_packet_len(packet) == pkt_data_len + shift); + CU_ASSERT(odp_packet_data(packet) == data); + CU_ASSERT(odp_packet_head(packet) == head_orig); + CU_ASSERT(data == data_orig - shift); +} + +static void packet_test_headroom(void) +{ + odp_packet_t pkt = test_packet; + uint32_t room; + uint32_t seg_data_len; + uint32_t push_val, pull_val; + + room = odp_packet_headroom(pkt); + +#if ODP_CONFIG_PACKET_HEADROOM != 0 /* Avoid 'always true' warning */ + CU_ASSERT(room >= ODP_CONFIG_PACKET_HEADROOM); +#endif + seg_data_len = odp_packet_seg_len(pkt); + CU_ASSERT(seg_data_len >= 1); + /** @todo: should be len - 1 */ + pull_val = seg_data_len / 2; + push_val = room; + + _verify_headroom_shift(pkt, -pull_val); + _verify_headroom_shift(pkt, push_val + pull_val); + _verify_headroom_shift(pkt, -push_val); + _verify_headroom_shift(pkt, 0); +} + +static void _verify_tailroom_shift(odp_packet_t pkt, + int shift) +{ + odp_packet_seg_t seg; + uint32_t room; + uint32_t seg_data_len, pkt_data_len; + void *tail; + char *tail_orig; + + room = odp_packet_tailroom(pkt); + pkt_data_len = odp_packet_len(pkt); + tail_orig = odp_packet_tail(pkt); + + seg = odp_packet_last_seg(pkt); + CU_ASSERT(seg != ODP_PACKET_SEG_INVALID); + seg_data_len = odp_packet_seg_data_len(pkt, seg); + + if (shift >= 0) { + uint32_t l2_off, l3_off, l4_off; + + l2_off = odp_packet_l2_offset(pkt); + l3_off = odp_packet_l3_offset(pkt); + l4_off = odp_packet_l4_offset(pkt); + + tail = odp_packet_push_tail(pkt, shift); + + CU_ASSERT(l2_off == odp_packet_l2_offset(pkt)); + CU_ASSERT(l3_off == odp_packet_l3_offset(pkt)); + CU_ASSERT(l4_off == odp_packet_l4_offset(pkt)); + } else { + tail = odp_packet_pull_tail(pkt, -shift); + } + + CU_ASSERT_PTR_NOT_NULL(tail); + CU_ASSERT(odp_packet_seg_data_len(pkt, seg) == seg_data_len + shift); + CU_ASSERT(odp_packet_len(pkt) == pkt_data_len + shift); + CU_ASSERT(odp_packet_tailroom(pkt) == room - shift); + if (room == 0 || (room - shift) == 0) + return; + if (shift >= 0) { + CU_ASSERT(odp_packet_tail(pkt) == tail_orig + shift); + CU_ASSERT(tail == tail_orig); + } else { + CU_ASSERT(odp_packet_tail(pkt) == tail); + CU_ASSERT(tail == tail_orig + shift); + } +} + +static void packet_test_tailroom(void) +{ + odp_packet_t pkt = test_packet; + odp_packet_seg_t segment; + uint32_t room; + uint32_t seg_data_len; + uint32_t push_val, pull_val; + + segment = odp_packet_last_seg(pkt); + CU_ASSERT(segment != ODP_PACKET_SEG_INVALID); + room = odp_packet_tailroom(pkt); +#if ODP_CONFIG_PACKET_TAILROOM != 0 /* Avoid 'always true' warning */ + CU_ASSERT(room >= ODP_CONFIG_PACKET_TAILROOM); +#endif + seg_data_len = odp_packet_seg_data_len(pkt, segment); + CU_ASSERT(seg_data_len >= 1); + /** @todo: should be len - 1 */ + pull_val = seg_data_len / 2; + /* Leave one byte in a tailroom for odp_packet_tail() to succeed */ + push_val = (room > 0) ? room - 1 : room; + + _verify_tailroom_shift(pkt, -pull_val); + _verify_tailroom_shift(pkt, push_val + pull_val); + _verify_tailroom_shift(pkt, -push_val); + _verify_tailroom_shift(pkt, 0); +} + +static void packet_test_segments(void) +{ + int num_segs, seg_index; + uint32_t data_len, buf_len; + odp_packet_seg_t seg; + odp_packet_t pkt = test_packet; + + CU_ASSERT(odp_packet_is_valid(pkt) == 1); + + num_segs = odp_packet_num_segs(pkt); + CU_ASSERT(num_segs != 0); + + if (odp_packet_is_segmented(pkt)) { + CU_ASSERT(num_segs > 1); + } else { + CU_ASSERT(num_segs == 1); + } + + seg = odp_packet_first_seg(pkt); + buf_len = 0; + data_len = 0; + seg_index = 0; + while (seg_index < num_segs && seg != ODP_PACKET_SEG_INVALID) { + uint32_t seg_data_len, seg_buf_len; + void *seg_buf_addr, *seg_data; + + seg_buf_addr = odp_packet_seg_buf_addr(pkt, seg); + seg_buf_len = odp_packet_seg_buf_len(pkt, seg); + seg_data_len = odp_packet_seg_data_len(pkt, seg); + seg_data = odp_packet_seg_data(pkt, seg); + + CU_ASSERT(seg_buf_len > 0); + CU_ASSERT(seg_data_len > 0); + CU_ASSERT(seg_buf_len >= seg_data_len); + CU_ASSERT_PTR_NOT_NULL(seg_data); + CU_ASSERT_PTR_NOT_NULL(seg_buf_addr); + CU_ASSERT(seg_data >= seg_buf_addr); + CU_ASSERT(odp_packet_seg_to_u64(seg) != + odp_packet_seg_to_u64(ODP_PACKET_SEG_INVALID)); + + buf_len += seg_buf_len; + data_len += seg_data_len; + + /** @todo: touch memory in a segment */ + seg_index++; + seg = odp_packet_next_seg(pkt, seg); + } + + CU_ASSERT(seg_index == num_segs); + CU_ASSERT(buf_len == odp_packet_buf_len(pkt)); + CU_ASSERT(data_len == odp_packet_len(pkt)); + + if (seg_index == num_segs) + CU_ASSERT(seg == ODP_PACKET_SEG_INVALID); +} + +static void packet_test_segment_last(void) +{ + odp_packet_t pkt = test_packet; + odp_packet_seg_t seg; + + seg = odp_packet_last_seg(pkt); + CU_ASSERT_FATAL(seg != ODP_PACKET_SEG_INVALID); + + seg = odp_packet_next_seg(pkt, seg); + CU_ASSERT(seg == ODP_PACKET_SEG_INVALID); +} + +#define TEST_INFLAG(packet, flag) \ +do { \ + odp_packet_has_##flag##_set(packet, 0); \ + CU_ASSERT(odp_packet_has_##flag(packet) == 0); \ + odp_packet_has_##flag##_set(packet, 1); \ + CU_ASSERT(odp_packet_has_##flag(packet) != 0); \ +} while (0) + +static void packet_test_in_flags(void) +{ + odp_packet_t pkt = test_packet; + + TEST_INFLAG(pkt, l2); + TEST_INFLAG(pkt, l3); + TEST_INFLAG(pkt, l4); + TEST_INFLAG(pkt, eth); + TEST_INFLAG(pkt, jumbo); + TEST_INFLAG(pkt, vlan); + TEST_INFLAG(pkt, vlan_qinq); + TEST_INFLAG(pkt, arp); + TEST_INFLAG(pkt, ipv4); + TEST_INFLAG(pkt, ipv6); + TEST_INFLAG(pkt, ipfrag); + TEST_INFLAG(pkt, ipopt); + TEST_INFLAG(pkt, ipsec); + TEST_INFLAG(pkt, udp); + TEST_INFLAG(pkt, tcp); + TEST_INFLAG(pkt, sctp); + TEST_INFLAG(pkt, icmp); +} + +static void packet_test_error_flags(void) +{ + odp_packet_t pkt = test_packet; + int err; + + /** + * The packet have not been classified so it doesn't have error flag + * properly set. Just check that function return one of allowed values. + * @todo: check classified packet when classifier is added in place. + */ + err = odp_packet_has_error(pkt); + CU_ASSERT(err == 0 || err == 1); +} + +struct packet_metadata { + uint32_t l2_off; + uint32_t l3_off; + uint32_t l4_off; + void *usr_ptr; + uint64_t usr_u64; +}; + +static void packet_test_add_rem_data(void) +{ + odp_packet_t pkt, new_pkt; + uint32_t pkt_len, offset, add_len; + void *usr_ptr; + struct udata_struct *udat, *new_udat; + + pkt = odp_packet_alloc(packet_pool, PACKET_BUF_LEN); + CU_ASSERT_FATAL(pkt != ODP_PACKET_INVALID); + + pkt_len = odp_packet_len(pkt); + usr_ptr = odp_packet_user_ptr(pkt); + udat = odp_packet_user_area(pkt); + CU_ASSERT(odp_packet_user_area_size(pkt) == + sizeof(struct udata_struct)); + memcpy(udat, &test_packet_udata, sizeof(struct udata_struct)); + + /* Insert one more packet length in the middle of a packet */ + offset = pkt_len / 2; + add_len = pkt_len; + + new_pkt = odp_packet_add_data(pkt, offset, add_len); + CU_ASSERT(new_pkt != ODP_PACKET_INVALID); + if (new_pkt == ODP_PACKET_INVALID) + goto free_packet; + CU_ASSERT(odp_packet_len(new_pkt) == pkt_len + add_len); + /* Verify that user metadata is preserved */ + CU_ASSERT(odp_packet_user_ptr(new_pkt) == usr_ptr); + + /* Verify that user metadata has been preserved */ + new_udat = odp_packet_user_area(new_pkt); + CU_ASSERT_PTR_NOT_NULL(new_udat); + CU_ASSERT(odp_packet_user_area_size(new_pkt) == + sizeof(struct udata_struct)); + CU_ASSERT(memcmp(new_udat, &test_packet_udata, + sizeof(struct udata_struct)) == 0); + + pkt = new_pkt; + + pkt_len = odp_packet_len(pkt); + usr_ptr = odp_packet_user_ptr(pkt); + new_pkt = odp_packet_rem_data(pkt, offset, add_len); + CU_ASSERT(new_pkt != ODP_PACKET_INVALID); + if (new_pkt == ODP_PACKET_INVALID) + goto free_packet; + CU_ASSERT(odp_packet_len(new_pkt) == pkt_len - add_len); + CU_ASSERT(odp_packet_user_ptr(new_pkt) == usr_ptr); + + /* Verify that user metadata has been preserved */ + new_udat = odp_packet_user_area(new_pkt); + CU_ASSERT_PTR_NOT_NULL(new_udat); + CU_ASSERT(odp_packet_user_area_size(new_pkt) == + sizeof(struct udata_struct)); + CU_ASSERT(memcmp(new_udat, &test_packet_udata, + sizeof(struct udata_struct)) == 0); + + pkt = new_pkt; + +free_packet: + odp_packet_free(pkt); +} + +#define COMPARE_INFLAG(p1, p2, flag) \ + CU_ASSERT(odp_packet_has_##flag(p1) == odp_packet_has_##flag(p2)) + +static void _packet_compare_inflags(odp_packet_t pkt1, odp_packet_t pkt2) +{ + COMPARE_INFLAG(pkt1, pkt2, l2); + COMPARE_INFLAG(pkt1, pkt2, l3); + COMPARE_INFLAG(pkt1, pkt2, l4); + COMPARE_INFLAG(pkt1, pkt2, eth); + COMPARE_INFLAG(pkt1, pkt2, jumbo); + COMPARE_INFLAG(pkt1, pkt2, eth); + COMPARE_INFLAG(pkt1, pkt2, vlan); + COMPARE_INFLAG(pkt1, pkt2, vlan_qinq); + COMPARE_INFLAG(pkt1, pkt2, arp); + COMPARE_INFLAG(pkt1, pkt2, ipv4); + COMPARE_INFLAG(pkt1, pkt2, ipv6); + COMPARE_INFLAG(pkt1, pkt2, ipfrag); + COMPARE_INFLAG(pkt1, pkt2, ipopt); + COMPARE_INFLAG(pkt1, pkt2, ipsec); + COMPARE_INFLAG(pkt1, pkt2, udp); + COMPARE_INFLAG(pkt1, pkt2, tcp); + COMPARE_INFLAG(pkt1, pkt2, sctp); + COMPARE_INFLAG(pkt1, pkt2, icmp); +} + +static void _packet_compare_data(odp_packet_t pkt1, odp_packet_t pkt2) +{ + uint32_t len = odp_packet_len(pkt1); + uint32_t offset = 0; + uint32_t seglen1, seglen2, cmplen; + + CU_ASSERT_FATAL(len == odp_packet_len(pkt2)); + + while (len > 0) { + void *pkt1map = odp_packet_offset(pkt1, offset, &seglen1, NULL); + void *pkt2map = odp_packet_offset(pkt2, offset, &seglen2, NULL); + + CU_ASSERT_PTR_NOT_NULL_FATAL(pkt1map); + CU_ASSERT_PTR_NOT_NULL_FATAL(pkt2map); + cmplen = seglen1 < seglen2 ? seglen1 : seglen2; + CU_ASSERT(!memcmp(pkt1map, pkt2map, cmplen)); + + offset += cmplen; + len -= cmplen; + } +} + +static void packet_test_copy(void) +{ + odp_packet_t pkt = test_packet; + odp_packet_t pkt_copy; + odp_pool_t pool; + + /** @todo: fill original packet with some data */ + pool = odp_packet_pool(pkt); + CU_ASSERT_FATAL(pool != ODP_POOL_INVALID); + pkt_copy = odp_packet_copy(pkt, odp_packet_pool(pkt)); + CU_ASSERT_FATAL(pkt_copy != ODP_PACKET_INVALID); + + CU_ASSERT(odp_packet_len(pkt) == odp_packet_len(pkt_copy)); + + _packet_compare_inflags(pkt, pkt_copy); + _packet_compare_data(pkt, pkt_copy); + odp_packet_free(pkt_copy); +} + +static void packet_test_copydata(void) +{ + odp_packet_t pkt = test_packet; + uint32_t pkt_len = odp_packet_len(pkt); + uint8_t *data_buf; + uint32_t i; + int correct_memory; + + CU_ASSERT_FATAL(pkt_len > 0); + + data_buf = malloc(pkt_len); + CU_ASSERT_PTR_NOT_NULL_FATAL(data_buf); + + for (i = 0; i < pkt_len; i++) + data_buf[i] = (uint8_t)i; + + CU_ASSERT(!odp_packet_copydata_in(pkt, 0, pkt_len, data_buf)); + memset(data_buf, 0, pkt_len); + CU_ASSERT(!odp_packet_copydata_out(pkt, 0, pkt_len, data_buf)); + + correct_memory = 1; + for (i = 0; i < pkt_len; i++) + if (data_buf[i] != (uint8_t)i) { + correct_memory = 0; + break; + } + CU_ASSERT(correct_memory); + + free(data_buf); +} + +static void packet_test_offset(void) +{ + odp_packet_t pkt = test_packet; + uint32_t seg_len, full_seg_len; + odp_packet_seg_t seg; + uint8_t *ptr, *start_ptr; + uint32_t offset; + + ptr = odp_packet_offset(pkt, 0, &seg_len, &seg); + CU_ASSERT(seg != ODP_PACKET_SEG_INVALID); + CU_ASSERT(seg_len > 1); + CU_ASSERT(seg_len == odp_packet_seg_len(pkt)); + CU_ASSERT(seg_len == odp_packet_seg_data_len(pkt, seg)); + CU_ASSERT_PTR_NOT_NULL(ptr); + CU_ASSERT(ptr == odp_packet_data(pkt)); + CU_ASSERT(ptr == odp_packet_seg_data(pkt, seg)); + + /* Query a second byte */ + start_ptr = ptr; + full_seg_len = seg_len; + offset = 1; + + ptr = odp_packet_offset(pkt, offset, &seg_len, NULL); + CU_ASSERT_PTR_NOT_NULL(ptr); + CU_ASSERT(ptr == start_ptr + offset); + CU_ASSERT(seg_len == full_seg_len - offset); + + /* Query the last byte in a segment */ + offset = full_seg_len - 1; + + ptr = odp_packet_offset(pkt, offset, &seg_len, NULL); + CU_ASSERT_PTR_NOT_NULL(ptr); + CU_ASSERT(ptr == start_ptr + offset); + CU_ASSERT(seg_len == full_seg_len - offset); + + /* Query the last byte in a packet */ + offset = odp_packet_len(pkt) - 1; + ptr = odp_packet_offset(pkt, offset, &seg_len, NULL); + CU_ASSERT_PTR_NOT_NULL(ptr); + CU_ASSERT(seg_len == 1); + + /* Pass NULL to [out] arguments */ + ptr = odp_packet_offset(pkt, 0, NULL, NULL); + CU_ASSERT_PTR_NOT_NULL(ptr); +} + +static CU_TestInfo packet_suite[] = { + _CU_TEST_INFO(packet_test_alloc_free), + _CU_TEST_INFO(packet_test_alloc_segmented), + _CU_TEST_INFO(packet_test_basic_metadata), + _CU_TEST_INFO(packet_test_debug), + _CU_TEST_INFO(packet_test_length), + _CU_TEST_INFO(packet_test_headroom), + _CU_TEST_INFO(packet_test_tailroom), + _CU_TEST_INFO(packet_test_context), + _CU_TEST_INFO(packet_test_event_conversion), + _CU_TEST_INFO(packet_test_layer_offsets), + _CU_TEST_INFO(packet_test_segments), + _CU_TEST_INFO(packet_test_segment_last), + _CU_TEST_INFO(packet_test_in_flags), + _CU_TEST_INFO(packet_test_error_flags), + _CU_TEST_INFO(packet_test_add_rem_data), + _CU_TEST_INFO(packet_test_copy), + _CU_TEST_INFO(packet_test_copydata), + _CU_TEST_INFO(packet_test_offset), + CU_TEST_INFO_NULL, +}; + +static CU_SuiteInfo packet_suites[] = { + { .pName = "packet tests", + .pTests = packet_suite, + .pInitFunc = packet_suite_init, + .pCleanupFunc = packet_suite_term, + }, + CU_SUITE_INFO_NULL, +}; + +int packet_main(void) +{ + return odp_cunit_run(packet_suites); +} |