diff options
Diffstat (limited to 'src/crypto/err/err_test.c')
-rw-r--r-- | src/crypto/err/err_test.c | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/crypto/err/err_test.c b/src/crypto/err/err_test.c new file mode 100644 index 0000000..bf36201 --- /dev/null +++ b/src/crypto/err/err_test.c @@ -0,0 +1,140 @@ +/* Copyright (c) 2014, Google Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ + +#include <stdio.h> +#include <string.h> + +#include <openssl/crypto.h> +#include <openssl/err.h> +#include <openssl/mem.h> + + +static int test_overflow(void) { + unsigned i; + + for (i = 0; i < ERR_NUM_ERRORS*2; i++) { + ERR_put_error(1, 2, i+1, "test", 1); + } + + for (i = 0; i < ERR_NUM_ERRORS - 1; i++) { + uint32_t err = ERR_get_error(); + /* Errors are returned in order they were pushed, with the least recent ones + * removed, up to |ERR_NUM_ERRORS - 1| errors. So the errors returned are + * |ERR_NUM_ERRORS + 2| through |ERR_NUM_ERRORS * 2|, inclusive. */ + if (err == 0 || ERR_GET_REASON(err) != i + ERR_NUM_ERRORS + 2) { + fprintf(stderr, "ERR_get_error failed at %u\n", i); + return 0; + } + } + + if (ERR_get_error() != 0) { + fprintf(stderr, "ERR_get_error more than the expected number of values.\n"); + return 0; + } + + return 1; +} + +static int test_put_error(void) { + uint32_t peeked_packed_error, packed_error; + int peeked_line, line, peeked_flags, flags; + const char *peeked_file, *file, *peeked_data, *data; + + if (ERR_get_error() != 0) { + fprintf(stderr, "ERR_get_error returned value before an error was added.\n"); + return 0; + } + + ERR_put_error(1, 2, 3, "test", 4); + ERR_add_error_data(1, "testing"); + + peeked_packed_error = ERR_peek_error_line_data(&peeked_file, &peeked_line, + &peeked_data, &peeked_flags); + packed_error = ERR_get_error_line_data(&file, &line, &data, &flags); + + if (peeked_packed_error != packed_error || + peeked_file != file || + peeked_data != data || + peeked_flags != flags) { + fprintf(stderr, "Bad peeked error data returned.\n"); + return 0; + } + + if (strcmp(file, "test") != 0 || + line != 4 || + (flags & ERR_FLAG_STRING) == 0 || + ERR_GET_LIB(packed_error) != 1 || + ERR_GET_FUNC(packed_error) != 2 || + ERR_GET_REASON(packed_error) != 3 || + strcmp(data, "testing") != 0) { + fprintf(stderr, "Bad error data returned.\n"); + return 0; + } + + return 1; +} + +static int test_clear_error(void) { + if (ERR_get_error() != 0) { + fprintf(stderr, "ERR_get_error returned value before an error was added.\n"); + return 0; + } + + ERR_put_error(1, 2, 3, "test", 4); + ERR_clear_error(); + + if (ERR_get_error() != 0) { + fprintf(stderr, "Error remained after clearing.\n"); + return 0; + } + + return 1; +} + +static int test_print(void) { + size_t i; + char buf[256]; + uint32_t packed_error; + + ERR_put_error(1, 2, 3, "test", 4); + ERR_add_error_data(1, "testing"); + packed_error = ERR_get_error(); + + for (i = 0; i <= sizeof(buf); i++) { + ERR_error_string_n(packed_error, buf, i); + } + + return 1; +} + +static int test_release(void) { + ERR_put_error(1, 2, 3, "test", 4); + ERR_remove_thread_state(NULL); + return 1; +} + +int main(void) { + CRYPTO_library_init(); + + if (!test_overflow() || + !test_put_error() || + !test_clear_error() || + !test_print() || + !test_release()) { + return 1; + } + + printf("PASS\n"); + return 0; +} |