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Drop urandom_test.

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It didn't do too much and I didn't notice that CRYPTO_sysrand wasn't
OPENSSL_EXPORTed, which makes the test impossible on shared-library
builds.

Change-Id: I38986572aa34fa9c0f30075d562b8ee4e1a0c8b8
This commit is contained in:
Adam Langley 2015-09-08 18:09:19 -07:00
parent 7c6d09b9e5
commit f673831272
3 changed files with 0 additions and 62 deletions
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9
crypto/rand/CMakeLists.txt
View File

@ -22,12 +22,3 @@ add_library(
)
perlasm(rdrand-x86_64.${ASM_EXT} asm/rdrand-x86_64.pl)
add_executable(
urandom_test
urandom_test.cc
$<TARGET_OBJECTS:test_support>
)
target_link_libraries(urandom_test crypto)

52
crypto/rand/urandom_test.cc
View File

@ -1,52 +0,0 @@
/* Copyright (c) 2015, 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/rand.h>
#include <openssl/crypto.h>
extern "C" {
extern void CRYPTO_sysrand(uint8_t *out, size_t requested);
}
static bool TestBuffering() {
RAND_enable_fork_unsafe_buffering(-1);
uint8_t buf[4096];
memset(buf, 0, sizeof(buf));
static const size_t kBufSize = 4096;
CRYPTO_sysrand(buf, 0);
CRYPTO_sysrand(buf, 2048); /* fills the buffer */
CRYPTO_sysrand(buf, kBufSize - 1); /* triggers a second fill */
CRYPTO_sysrand(buf, kBufSize - 2048 + 1); /* consumes the remainder */
CRYPTO_sysrand(buf, 4096); /* bypasses the buffer */
/* Lame, but might as well sanity check that something happened. */
uint8_t cmp[4096];
memset(cmp, 0, sizeof(cmp));
return memcmp(buf, cmp, 4096) != 0;
}
int main() {
CRYPTO_library_init();
if (!TestBuffering()) {
return false;
}
printf("PASS\n");
return 0;
}

1
util/all_tests.json
View File

@ -47,7 +47,6 @@
["crypto/pkcs8/pkcs8_test"],
["crypto/pkcs8/pkcs12_test"],
["crypto/poly1305/poly1305_test", "crypto/poly1305/poly1305_test.txt"],
["crypto/rand/urandom_test"],
["crypto/refcount_test"],
["crypto/rsa/rsa_test"],
["crypto/thread_test"],