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Diffstat (limited to 'libipt/test/src/ptunit-retstack.c')
| -rw-r--r-- | libipt/test/src/ptunit-retstack.c | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/libipt/test/src/ptunit-retstack.c b/libipt/test/src/ptunit-retstack.c new file mode 100644 index 0000000000000..4386601df73ed --- /dev/null +++ b/libipt/test/src/ptunit-retstack.c @@ -0,0 +1,232 @@ +/* + * Copyright (c) 2013-2019, Intel Corporation + * + * 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 Intel Corporation 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 "ptunit.h" + +#include "pt_retstack.h" + +#include "intel-pt.h" + + +static struct ptunit_result init(void) +{ + struct pt_retstack retstack; + int status; + + memset(&retstack, 0xcd, sizeof(retstack)); + + pt_retstack_init(&retstack); + + status = pt_retstack_is_empty(&retstack); + ptu_int_ne(status, 0); + + return ptu_passed(); +} + +static struct ptunit_result init_null(void) +{ + pt_retstack_init(NULL); + + return ptu_passed(); +} + +static struct ptunit_result query(void) +{ + struct pt_retstack retstack; + uint64_t ip; + int status; + + pt_retstack_init(&retstack); + + status = pt_retstack_push(&retstack, 0x42ull); + ptu_int_eq(status, 0); + + status = pt_retstack_is_empty(&retstack); + ptu_int_eq(status, 0); + + status = pt_retstack_pop(&retstack, &ip); + ptu_int_eq(status, 0); + ptu_uint_eq(ip, 0x42ull); + + status = pt_retstack_is_empty(&retstack); + ptu_int_ne(status, 0); + + return ptu_passed(); +} + +static struct ptunit_result query_empty(void) +{ + struct pt_retstack retstack; + uint64_t ip; + int status; + + pt_retstack_init(&retstack); + + ip = 0x42ull; + status = pt_retstack_pop(&retstack, &ip); + ptu_int_eq(status, -pte_retstack_empty); + ptu_uint_eq(ip, 0x42ull); + + return ptu_passed(); +} + +static struct ptunit_result query_null(void) +{ + uint64_t ip; + int status; + + ip = 0x42ull; + status = pt_retstack_pop(NULL, &ip); + ptu_int_eq(status, -pte_invalid); + ptu_uint_eq(ip, 0x42ull); + + return ptu_passed(); +} + +static struct ptunit_result pop(void) +{ + struct pt_retstack retstack; + int status; + + pt_retstack_init(&retstack); + + status = pt_retstack_push(&retstack, 0x42ull); + ptu_int_eq(status, 0); + + status = pt_retstack_is_empty(&retstack); + ptu_int_eq(status, 0); + + status = pt_retstack_pop(&retstack, NULL); + ptu_int_eq(status, 0); + + status = pt_retstack_is_empty(&retstack); + ptu_int_ne(status, 0); + + return ptu_passed(); +} + +static struct ptunit_result pop_empty(void) +{ + struct pt_retstack retstack; + int status; + + pt_retstack_init(&retstack); + + status = pt_retstack_pop(&retstack, NULL); + ptu_int_eq(status, -pte_retstack_empty); + + return ptu_passed(); +} + +static struct ptunit_result pop_null(void) +{ + int status; + + status = pt_retstack_pop(NULL, NULL); + ptu_int_eq(status, -pte_invalid); + + return ptu_passed(); +} + +static struct ptunit_result full(void) +{ + struct pt_retstack retstack; + uint64_t ip, idx; + int status; + + pt_retstack_init(&retstack); + + for (idx = 0; idx < pt_retstack_size; ++idx) { + status = pt_retstack_push(&retstack, idx); + ptu_int_eq(status, 0); + } + + status = pt_retstack_is_empty(&retstack); + ptu_int_eq(status, 0); + + for (idx = pt_retstack_size; idx > 0;) { + idx -= 1; + + status = pt_retstack_pop(&retstack, &ip); + ptu_int_eq(status, 0); + ptu_uint_eq(ip, idx); + } + + status = pt_retstack_is_empty(&retstack); + ptu_int_ne(status, 0); + + return ptu_passed(); +} + +static struct ptunit_result overflow(void) +{ + struct pt_retstack retstack; + uint64_t ip, idx; + int status; + + pt_retstack_init(&retstack); + + for (idx = 0; idx <= pt_retstack_size; ++idx) { + status = pt_retstack_push(&retstack, idx); + ptu_int_eq(status, 0); + } + + status = pt_retstack_is_empty(&retstack); + ptu_int_eq(status, 0); + + for (idx = pt_retstack_size; idx > 0; --idx) { + status = pt_retstack_pop(&retstack, &ip); + ptu_int_eq(status, 0); + ptu_uint_eq(ip, idx); + } + + status = pt_retstack_is_empty(&retstack); + ptu_int_ne(status, 0); + + return ptu_passed(); +} + +int main(int argc, char **argv) +{ + struct ptunit_suite suite; + + suite = ptunit_mk_suite(argc, argv); + + ptu_run(suite, init); + ptu_run(suite, init_null); + ptu_run(suite, query); + ptu_run(suite, query_empty); + ptu_run(suite, query_null); + ptu_run(suite, pop); + ptu_run(suite, pop_empty); + ptu_run(suite, pop_null); + ptu_run(suite, full); + ptu_run(suite, overflow); + + return ptunit_report(&suite); +} |