call _exit instead of abort in release mode

Avoids cores being created, as they're nowadays often piped
to some call home system

3 files changed, 33 insertions, 7 deletions

diff --git a/src/crypto/crypto.cpp b/src/crypto/crypto.cpp
index 95ba34828..10ef25ec7 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 691c31f62..14a028fc9 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));