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authorRiccardo Spagni <ric@spagni.net>2018-02-16 14:20:31 +0100
committerRiccardo Spagni <ric@spagni.net>2018-02-16 14:20:31 +0100
commit666a76652bcc82c5f85e1a658eab83b27e9e78a4 (patch)
tree7ef0770f47b0c4a691b4cbe2d9849ecbc8fa202c /src/crypto
parentMerge pull request #3184 (diff)
parentcall _exit instead of abort in release mode (diff)
downloadmonero-666a76652bcc82c5f85e1a658eab83b27e9e78a4.tar.xz
Merge pull request #3187
851bd057 call _exit instead of abort in release mode (moneromooo-monero)
Diffstat (limited to 'src/crypto')
-rw-r--r--src/crypto/crypto.cpp19
-rw-r--r--src/crypto/keccak.c17
-rw-r--r--src/crypto/random.c4
3 files changed, 33 insertions, 7 deletions
diff --git a/src/crypto/crypto.cpp b/src/crypto/crypto.cpp
index b28854a13..d9b8b6787 100644
--- a/src/crypto/crypto.cpp
+++ b/src/crypto/crypto.cpp
@@ -28,6 +28,7 @@
//
// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
+#include <unistd.h>
#include <cassert>
#include <cstddef>
#include <cstdint>
@@ -43,6 +44,18 @@
#include "crypto.h"
#include "hash.h"
+namespace {
+ static void local_abort(const char *msg)
+ {
+ fprintf(stderr, "%s\n", msg);
+#ifdef NDEBUG
+ _exit(1);
+#else
+ abort();
+#endif
+ }
+}
+
namespace crypto {
using std::abort;
@@ -467,7 +480,7 @@ POP_WARNINGS
ec_scalar sum, k, h;
boost::shared_ptr<rs_comm> buf(reinterpret_cast<rs_comm *>(malloc(rs_comm_size(pubs_count))), free);
if (!buf)
- abort();
+ local_abort("malloc failure");
assert(sec_index < pubs_count);
#if !defined(NDEBUG)
{
@@ -486,7 +499,7 @@ POP_WARNINGS
}
#endif
if (ge_frombytes_vartime(&image_unp, &image) != 0) {
- abort();
+ local_abort("invalid key image");
}
ge_dsm_precomp(image_pre, &image_unp);
sc_0(&sum);
@@ -505,7 +518,7 @@ POP_WARNINGS
random_scalar(sig[i].c);
random_scalar(sig[i].r);
if (ge_frombytes_vartime(&tmp3, &*pubs[i]) != 0) {
- abort();
+ local_abort("invalid pubkey");
}
ge_double_scalarmult_base_vartime(&tmp2, &sig[i].c, &tmp3, &sig[i].r);
ge_tobytes(&buf->ab[i].a, &tmp2);
diff --git a/src/crypto/keccak.c b/src/crypto/keccak.c
index fc6d487c2..528a5406b 100644
--- a/src/crypto/keccak.c
+++ b/src/crypto/keccak.c
@@ -4,9 +4,20 @@
#include <stdio.h>
#include <stdlib.h>
+#include <unistd.h>
#include "hash-ops.h"
#include "keccak.h"
+static void local_abort(const char *msg)
+{
+ fprintf(stderr, "%s\n", msg);
+#ifdef NDEBUG
+ _exit(1);
+#else
+ abort();
+#endif
+}
+
const uint64_t keccakf_rndc[24] =
{
0x0000000000000001, 0x0000000000008082, 0x800000000000808a,
@@ -83,8 +94,7 @@ void keccak(const uint8_t *in, size_t inlen, uint8_t *md, int mdlen)
if (mdlen <= 0 || mdlen > 200 || sizeof(st) != 200)
{
- fprintf(stderr, "Bad keccak use");
- abort();
+ local_abort("Bad keccak use");
}
rsiz = sizeof(state_t) == mdlen ? HASH_DATA_AREA : 200 - 2 * mdlen;
@@ -101,8 +111,7 @@ void keccak(const uint8_t *in, size_t inlen, uint8_t *md, int mdlen)
// last block and padding
if (inlen >= sizeof(temp) || inlen > rsiz || rsiz - inlen + inlen + 1 >= sizeof(temp) || rsiz == 0 || rsiz - 1 >= sizeof(temp) || rsizw * 8 > sizeof(temp))
{
- fprintf(stderr, "Bad keccak use");
- abort();
+ local_abort("Bad keccak use");
}
memcpy(temp, in, inlen);
diff --git a/src/crypto/random.c b/src/crypto/random.c
index cd46a1362..929377943 100644
--- a/src/crypto/random.c
+++ b/src/crypto/random.c
@@ -45,7 +45,11 @@ static void generate_system_random_bytes(size_t n, void *result);
static void generate_system_random_bytes(size_t n, void *result) {
HCRYPTPROV prov;
+#ifdef NDEBUG
+#define must_succeed(x) do if (!(x)) { fprintf(stderr, "Failed: " #x); _exit(1); } while (0)
+#else
#define must_succeed(x) do if (!(x)) abort(); while (0)
+#endif
must_succeed(CryptAcquireContext(&prov, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT | CRYPT_SILENT));
must_succeed(CryptGenRandom(prov, (DWORD)n, result));
must_succeed(CryptReleaseContext(prov, 0));