xref: /OK3568_Linux_fs/external/recovery/safe_iop.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)

/* safe_iop
 * License:: released in to the public domain
 * Author:: Will Drewry <redpig@dataspill.org>
 * Copyright 2007,2008 redpig@dataspill.org
 * Some portions copyright The Android Open Source Project
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS
 * OF ANY KIND, either express or implied.
 *
 * See safe_iop.h for more info.
 */
#include <stdint.h>
#include <stdarg.h>
#include <string.h>
#include <sys/types.h>

#include <safe_iop.h>

/* Read off the type if the first value matches a type prefix
 * and consume characters if successful.
 */
static int _safe_op_read_type(safe_type_t *type, const char **c)
{
    if (type == NULL) {
        return 0;
    }
    if (c == NULL || *c == NULL || **c == '\0') {
        return 0;
    }
    /* Extract a type for the operation if there is one */
    if (strchr(SAFE_IOP_TYPE_PREFIXES, **c) != NULL) {
        switch (**c) {
        case 'u':
            if ((*(*c + 1) && *(*c + 1) == '3') &&
                (*(*c + 2) && *(*c + 2) == '2')) {
                *type = SAFE_IOP_TYPE_U32;
                *c += 3; /* Advance past type */
            }
            break;
        case 's':
            if ((*(*c + 1) && *(*c + 1) == '3') &&
                (*(*c + 2) && *(*c + 2) == '2')) {
                *type = SAFE_IOP_TYPE_S32;
                *c += 3; /* Advance past type */
            }
            break;
        default:
            /* Unknown type */
            return 0;
        }
    }
    return 1;
}

#define _SAFE_IOP_TYPE_CASE(_type, _func) { \
  _type a = va_arg(ap, _type), value = *((_type *) result); \
  if (!baseline) { \
    value = a; \
    a = va_arg(ap, _type); \
    baseline = 1; \
  } \
  if (! _func( (_type *) result, value, a)) \
    return 0; \
}
#define _SAFE_IOP_OP_CASE(u32func, s32func) \
  switch (type) { \
    case SAFE_IOP_TYPE_U32: \
      _SAFE_IOP_TYPE_CASE(u_int32_t, u32func); \
      break; \
    case SAFE_IOP_TYPE_S32: \
      _SAFE_IOP_TYPE_CASE(int32_t, s32func); \
      break; \
    default: \
      return 0; \
  }

int safe_iopf(void *result, const char *const fmt, ...)
{
    va_list ap;
    int baseline = 0; /* indicates if the base value is present */

    const char *c = NULL;
    safe_type_t type = SAFE_IOP_TYPE_DEFAULT;
    /* Result should not be NULL */
    if (!result)
        return 0;

    va_start(ap, fmt);
    if (fmt == NULL || fmt[0] == '\0')
        return 0;
    for (c = fmt; (*c); c++) {
        /* Read the type if specified */
        if (!_safe_op_read_type(&type, &c)) {
            return 0;
        }

        /* Process the the operations */
        switch (*c) { /* operation */
        case '+': /* add */
            _SAFE_IOP_OP_CASE(safe_uadd, safe_sadd);
            break;
        case '-': /* sub */
            _SAFE_IOP_OP_CASE(safe_usub, safe_ssub);
            break;
        case '*': /* mul */
            _SAFE_IOP_OP_CASE(safe_umul, safe_smul);
            break;
        case '/': /* div */
            _SAFE_IOP_OP_CASE(safe_udiv, safe_sdiv);
            break;
        case '%': /* mod */
            _SAFE_IOP_OP_CASE(safe_umod, safe_smod);
            break;
        default:
            /* unknown op */
            return 0;
        }
        /* Reset the type */
        type = SAFE_IOP_TYPE_DEFAULT;
    }
    /* Success! */
    return 1;
}

#ifdef SAFE_IOP_TEST
#include <stdio.h>
#include <stdint.h>
#include <limits.h>

/* __LP64__ is given by GCC. Without more work, this is bound to GCC. */
#if __LP64__ == 1 || __SIZEOF_LONG__ > __SIZEOF_INT__
#  define SAFE_INT64_MAX 0x7fffffffffffffffL
#  define SAFE_UINT64_MAX 0xffffffffffffffffUL
#  define SAFE_INT64_MIN (-SAFE_INT64_MAX - 1L)
#elif __SIZEOF_LONG__ == __SIZEOF_INT__
#  define SAFE_INT64_MAX 0x7fffffffffffffffLL
#  define SAFE_UINT64_MAX 0xffffffffffffffffULL
#  define SAFE_INT64_MIN (-SAFE_INT64_MAX - 1LL)
#else
#  warning "64-bit support disabled"
#  define SAFE_IOP_NO_64 1
#endif

/* Pull these from GNU's limit.h */
#ifndef LLONG_MAX
#  define LLONG_MAX 9223372036854775807LL
#endif
#ifndef LLONG_MIN
#  define LLONG_MIN (-LLONG_MAX - 1LL)
#endif
#ifndef ULLONG_MAX
#  define ULLONG_MAX 18446744073709551615ULL
#endif

/* Assumes SSIZE_MAX */
#ifndef SSIZE_MIN
#  if SSIZE_MAX == LONG_MAX
#    define SSIZE_MIN LONG_MIN
#  elif SSIZE_MAX == LONG_LONG_MAX
#    define SSIZE_MIN LONG_LONG_MIN
#  else
#    error "SSIZE_MIN is not defined and could not be guessed"
#  endif
#endif

#define EXPECT_FALSE(cmd) ({ \
  printf("%s: EXPECT_FALSE(" #cmd ") => ", __func__); \
  if ((cmd) != 0) { printf(" FAILED\n"); expect_fail++; r = 0; } \
  else { printf(" PASSED\n"); expect_succ++; } \
  expect++; \
  })
#define EXPECT_TRUE(cmd) ({ \
  printf("%s: EXPECT_TRUE(" #cmd ") => ", __func__); \
  if ((cmd) != 1) { printf(" FAILED\n"); expect_fail++; r = 0; } \
  else { printf(" PASSED\n"); expect_succ++; } \
  expect++;  \
  })

static int expect = 0, expect_succ = 0, expect_fail = 0;

/***** ADD *****/
int T_add_s8()
{
    int r = 1;
    int8_t a, b;
    a = SCHAR_MIN; b = -1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = SCHAR_MAX; b = 1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = -10; b = -11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = SCHAR_MIN; b = SCHAR_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    a = SCHAR_MIN + 1; b = -1; EXPECT_TRUE(safe_add(NULL, a, b));
    a = SCHAR_MAX / 2; b = SCHAR_MAX / 2; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_s16()
{
    int r = 1;
    int16_t a, b;
    a = SHRT_MIN; b = -1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = SHRT_MAX; b = 1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = SHRT_MIN; b = SHRT_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    a = SHRT_MAX / 2; b = SHRT_MAX / 2; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_s32()
{
    int r = 1;
    int32_t a, b;
    a = INT_MIN; b = -1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = INT_MAX; b = 1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = INT_MIN; b = INT_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    a = INT_MAX / 2; b = INT_MAX / 2; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_s64()
{
    int r = 1;
    int64_t a, b;
    a = SAFE_INT64_MIN; b = -1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = SAFE_INT64_MAX; b = 1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = SAFE_INT64_MIN; b = SAFE_INT64_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    a = SAFE_INT64_MAX / 2; b = SAFE_INT64_MAX / 2; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_long()
{
    int r = 1;
    long a, b;
    a = LONG_MIN; b = -1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = LONG_MAX; b = 1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = LONG_MIN; b = LONG_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    a = LONG_MAX / 2; b = LONG_MAX / 2; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}
int T_add_longlong()
{
    int r = 1;
    long long a, b;
    a = LLONG_MIN; b = -1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = LLONG_MAX; b = 1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = LLONG_MIN; b = LLONG_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    a = LLONG_MAX / 2; b = LLONG_MAX / 2; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}
int T_add_ssizet()
{
    int r = 1;
    ssize_t a, b;
    a = SSIZE_MIN; b = -1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = SSIZE_MAX; b = 1; EXPECT_FALSE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = SSIZE_MIN; b = SSIZE_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    a = SSIZE_MAX / 2; b = SSIZE_MAX / 2; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_u8()
{
    int r = 1;
    uint8_t a, b;
    a = 1; b = UCHAR_MAX; EXPECT_FALSE(safe_add(NULL, a, b));
    a = UCHAR_MAX / 2; b = a + 2; EXPECT_FALSE(safe_add(NULL, a, b));
    a = UCHAR_MAX / 2; b = a; EXPECT_TRUE(safe_add(NULL, a, b));
    a = UCHAR_MAX / 2; b = a + 1; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 0; b = UCHAR_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_u16()
{
    int r = 1;
    uint16_t a, b;
    a = 1; b = USHRT_MAX; EXPECT_FALSE(safe_add(NULL, a, b));
    a = USHRT_MAX / 2; b = a + 2; EXPECT_FALSE(safe_add(NULL, a, b));
    a = USHRT_MAX / 2; b = a; EXPECT_TRUE(safe_add(NULL, a, b));
    a = USHRT_MAX / 2; b = a + 1; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 0; b = USHRT_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_u32()
{
    int r = 1;
    uint32_t a, b;
    a = 1; b = UINT_MAX; EXPECT_FALSE(safe_add(NULL, a, b));
    a = UINT_MAX / 2; b = a + 2; EXPECT_FALSE(safe_add(NULL, a, b));
    a = UINT_MAX / 2; b = a; EXPECT_TRUE(safe_add(NULL, a, b));
    a = UINT_MAX / 2; b = a + 1; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 0; b = UINT_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_u64()
{
    int r = 1;
    uint64_t a, b;
    a = 1; b = SAFE_UINT64_MAX; EXPECT_FALSE(safe_add(NULL, a, b));
    a = SAFE_UINT64_MAX / 2; b = a + 2; EXPECT_FALSE(safe_add(NULL, a, b));
    a = SAFE_UINT64_MAX / 2; b = a; EXPECT_TRUE(safe_add(NULL, a, b));
    a = SAFE_UINT64_MAX / 2; b = a + 1; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 0; b = SAFE_UINT64_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_ulong()
{
    int r = 1;
    unsigned long a, b;
    a = 1; b = ULONG_MAX; EXPECT_FALSE(safe_add(NULL, a, b));
    a = ULONG_MAX / 2; b = a + 2; EXPECT_FALSE(safe_add(NULL, a, b));
    a = ULONG_MAX / 2; b = a; EXPECT_TRUE(safe_add(NULL, a, b));
    a = ULONG_MAX / 2; b = a + 1; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 0; b = ULONG_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_ulonglong()
{
    int r = 1;
    unsigned long long a, b;
    a = 1; b = ULLONG_MAX; EXPECT_FALSE(safe_add(NULL, a, b));
    a = ULLONG_MAX / 2; b = a + 2; EXPECT_FALSE(safe_add(NULL, a, b));
    a = ULLONG_MAX / 2; b = a; EXPECT_TRUE(safe_add(NULL, a, b));
    a = ULLONG_MAX / 2; b = a + 1; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 0; b = ULLONG_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_sizet()
{
    int r = 1;
    size_t a, b;
    a = 1; b = SIZE_MAX; EXPECT_FALSE(safe_add(NULL, a, b));
    a = SIZE_MAX / 2; b = a + 2; EXPECT_FALSE(safe_add(NULL, a, b));
    a = SIZE_MAX / 2; b = a; EXPECT_TRUE(safe_add(NULL, a, b));
    a = SIZE_MAX / 2; b = a + 1; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 10; b = 11; EXPECT_TRUE(safe_add(NULL, a, b));
    a = 0; b = SIZE_MAX; EXPECT_TRUE(safe_add(NULL, a, b));
    return r;
}

int T_add_mixed()
{
    int r = 1;
    int8_t a = 1;
    uint8_t b = 2;
    uint16_t c = 3;
    EXPECT_FALSE(safe_add(NULL, a, b));
    EXPECT_FALSE(safe_add(NULL, b, c));
    EXPECT_FALSE(safe_add(NULL, a, c));
    EXPECT_FALSE(safe_add3(NULL, a, b, c));
    return r;
}

int T_add_increment()
{
    int r = 1;
    uint16_t a = 1, b = 2, c = 0, d[2] = {0};
    uint16_t *cur = d;
    EXPECT_TRUE(safe_add(cur++, a++, b));
    EXPECT_TRUE(cur == &d[1]);
    EXPECT_TRUE(d[0] == 3);
    EXPECT_TRUE(a == 2);
    a = 1; b = 2; c = 1; cur = d; d[0] = 0;
    EXPECT_TRUE(safe_add3(cur++, a++, b++, c));
    EXPECT_TRUE(d[0] == 4);
    EXPECT_TRUE(cur == &d[1]);
    EXPECT_TRUE(a == 2);
    EXPECT_TRUE(b == 3);
    EXPECT_TRUE(c == 1);
    return r;
}



/***** SUB *****/
int T_sub_s8()
{
    int r = 1;
    int8_t a, b;
    a = SCHAR_MIN; b = 1; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SCHAR_MIN; b = SCHAR_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SCHAR_MIN / 2; b = SCHAR_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = -2; b = SCHAR_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SCHAR_MAX; b = SCHAR_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 2; b = 10; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_s16()
{
    int r = 1;
    int16_t a, b;
    a = SHRT_MIN; b = 1; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SHRT_MIN; b = SHRT_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SHRT_MIN / 2; b = SHRT_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = -2; b = SHRT_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SHRT_MAX; b = SHRT_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 2; b = 10; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_s32()
{
    int r = 1;
    int32_t a, b;
    a = INT_MIN; b = 1; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = INT_MIN; b = INT_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = INT_MIN / 2; b = INT_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = -2; b = INT_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = INT_MAX; b = INT_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 2; b = 10; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_s64()
{
    int r = 1;
    int64_t a, b;
    a = SAFE_INT64_MIN; b = 1; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SAFE_INT64_MIN; b = SAFE_INT64_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SAFE_INT64_MIN / 2; b = SAFE_INT64_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = -2; b = SAFE_INT64_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SAFE_INT64_MAX; b = SAFE_INT64_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 2; b = 10; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_long()
{
    int r = 1;
    long a, b;
    a = LONG_MIN; b = 1; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = LONG_MIN; b = LONG_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = LONG_MIN / 2; b = LONG_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = -2; b = LONG_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = LONG_MAX; b = LONG_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 2; b = 10; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_longlong()
{
    int r = 1;
    long long a, b;
    a = LLONG_MIN; b = 1; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = LLONG_MIN; b = LLONG_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = LLONG_MIN / 2; b = LLONG_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = -2; b = LLONG_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = LLONG_MAX; b = LLONG_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 2; b = 10; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_ssizet()
{
    int r = 1;
    ssize_t a, b;
    a = SSIZE_MIN; b = 1; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SSIZE_MIN; b = SSIZE_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SSIZE_MIN / 2; b = SSIZE_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = -2; b = SSIZE_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SSIZE_MAX; b = SSIZE_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 2; b = 10; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_u8()
{
    int r = 1;
    uint8_t a, b;
    a = 0; b = UCHAR_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = UCHAR_MAX - 1; b = UCHAR_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = UCHAR_MAX; b = UCHAR_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 1; b = 100; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_u16()
{
    int r = 1;
    uint16_t a, b;
    a = 0; b = USHRT_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = USHRT_MAX - 1; b = USHRT_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = USHRT_MAX; b = USHRT_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 1; b = 100; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_u32()
{
    int r = 1;
    uint32_t a, b;
    a = UINT_MAX - 1; b = UINT_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = UINT_MAX; b = UINT_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 1; b = 100; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_u64()
{
    int r = 1;
    uint64_t a, b;
    a = SAFE_UINT64_MAX - 1; b = SAFE_UINT64_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SAFE_UINT64_MAX; b = SAFE_UINT64_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 1; b = 100; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_ulong()
{
    int r = 1;
    unsigned long a, b;
    a = ULONG_MAX - 1; b = ULONG_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = ULONG_MAX; b = ULONG_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 1; b = 100; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_ulonglong()
{
    int r = 1;
    unsigned long long a, b;
    a = ULLONG_MAX - 1; b = ULLONG_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = ULLONG_MAX; b = ULLONG_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 1; b = 100; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

int T_sub_sizet()
{
    int r = 1;
    size_t a, b;
    a = SIZE_MAX - 1; b = SIZE_MAX; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = SIZE_MAX; b = SIZE_MAX; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 1; b = 100; EXPECT_FALSE(safe_sub(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_sub(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_sub(NULL, a, b));
    return r;
}

/***** MUL *****/
int T_mul_s8()
{
    int r = 1;
    int8_t a, b;
    a = SCHAR_MIN; b = -1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SCHAR_MIN; b = -2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SCHAR_MAX; b = SCHAR_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SCHAR_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SCHAR_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SCHAR_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SCHAR_MIN; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = SCHAR_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = SCHAR_MIN; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

int T_mul_s16()
{
    int r = 1;
    int16_t a, b;
    a = SHRT_MIN; b = -1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SHRT_MIN; b = -2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SHRT_MAX; b = SHRT_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SHRT_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SHRT_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SHRT_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SHRT_MIN; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = SHRT_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = SHRT_MIN; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

int T_mul_s32()
{
    int r = 1;
    int32_t a, b;
    a = INT_MIN; b = -1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = INT_MIN; b = -2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = INT_MAX; b = INT_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = INT_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = INT_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = INT_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = INT_MIN; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = INT_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = INT_MIN; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

int T_mul_s64()
{
    int r = 1;
    int64_t a, b;
    a = SAFE_INT64_MIN; b = -1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SAFE_INT64_MIN; b = -2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SAFE_INT64_MAX; b = SAFE_INT64_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SAFE_INT64_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SAFE_INT64_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SAFE_INT64_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SAFE_INT64_MIN; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = SAFE_INT64_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = SAFE_INT64_MIN; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

int T_mul_long()
{
    int r = 1;
    long a, b;
    a = LONG_MIN; b = -1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = LONG_MIN; b = -2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = LONG_MAX; b = LONG_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = LONG_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = LONG_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = LONG_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = LONG_MIN; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = LONG_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = LONG_MIN; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}
int T_mul_longlong()
{
    int r = 1;
    long long a, b;
    a = LLONG_MIN; b = -1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = LLONG_MIN; b = -2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = LLONG_MAX; b = LLONG_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = LLONG_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = LLONG_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = LLONG_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = LLONG_MIN; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = LLONG_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = LLONG_MIN; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}
int T_mul_ssizet()
{
    int r = 1;
    ssize_t a, b;
    a = SSIZE_MIN; b = -1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SSIZE_MIN; b = -2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SSIZE_MAX; b = SSIZE_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SSIZE_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SSIZE_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 100; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SSIZE_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SSIZE_MIN; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = SSIZE_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = SSIZE_MIN; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

int T_mul_u8()
{
    int r = 1;
    uint8_t a, b;
    a = UCHAR_MAX - 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = UCHAR_MAX - 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = UCHAR_MAX; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = UCHAR_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = UCHAR_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = UCHAR_MAX / 2 + 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = UCHAR_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = UCHAR_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 1; b = UCHAR_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = UCHAR_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = UCHAR_MAX; b = 1; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

int T_mul_u16()
{
    int r = 1;
    uint16_t a, b;
    a = USHRT_MAX - 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = USHRT_MAX - 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = USHRT_MAX; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = USHRT_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = USHRT_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = USHRT_MAX / 2 + 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = USHRT_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = USHRT_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 1; b = USHRT_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = USHRT_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = USHRT_MAX; b = 1; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

int T_mul_u32()
{
    int r = 1;
    uint32_t a, b;
    a = UINT_MAX - 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = UINT_MAX - 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = UINT_MAX; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = UINT_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = UINT_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = UINT_MAX / 2 + 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = UINT_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = UINT_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 1; b = UINT_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = UINT_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = UINT_MAX; b = 1; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

int T_mul_u64()
{
    int r = 1;
    uint64_t a, b;
    a = SAFE_UINT64_MAX - 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = SAFE_UINT64_MAX - 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SAFE_UINT64_MAX; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = SAFE_UINT64_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SAFE_UINT64_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = SAFE_UINT64_MAX / 2 + 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SAFE_UINT64_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = SAFE_UINT64_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 1; b = SAFE_UINT64_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SAFE_UINT64_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SAFE_UINT64_MAX; b = 1; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

int T_mul_ulong()
{
    int r = 1;
    unsigned long a, b;
    a = ULONG_MAX - 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = ULONG_MAX - 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = ULONG_MAX; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = ULONG_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = ULONG_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = ULONG_MAX / 2 + 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = ULONG_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = ULONG_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 1; b = ULONG_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = ULONG_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = ULONG_MAX; b = 1; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

int T_mul_ulonglong()
{
    int r = 1;
    unsigned long long a, b;
    a = ULLONG_MAX - 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = ULLONG_MAX - 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = ULLONG_MAX; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = ULLONG_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = ULLONG_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = ULLONG_MAX / 2 + 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = ULLONG_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = ULLONG_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 1; b = ULLONG_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = ULLONG_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = ULLONG_MAX; b = 1; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

int T_mul_sizet()
{
    int r = 1;
    size_t a, b;
    a = SIZE_MAX - 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = SIZE_MAX - 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SIZE_MAX; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = SIZE_MAX; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SIZE_MAX / 2 + 1; b = 2; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = 2; b = SIZE_MAX / 2 + 1; EXPECT_FALSE(safe_mul(NULL, a, b));
    a = SIZE_MAX / 2; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 0; b = SIZE_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 1; b = SIZE_MAX; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SIZE_MAX; b = 0; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = SIZE_MAX; b = 1; EXPECT_TRUE(safe_mul(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mul(NULL, a, b));
    return r;
}

/***** MOD *****/
int T_mod_s8()
{
    int r = 1;
    int8_t a, b;
    a = SCHAR_MIN; b = -1; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

int T_mod_s16()
{
    int r = 1;
    int16_t a, b;
    a = SHRT_MIN; b = -1; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

int T_mod_s32()
{
    int r = 1;
    int32_t a, b;
    a = INT_MIN; b = -1; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

int T_mod_s64()
{
    int r = 1;
    int64_t a, b;
    a = SAFE_INT64_MIN; b = -1; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

int T_mod_long()
{
    int r = 1;
    long a, b;
    a = LONG_MIN; b = -1; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}
int T_mod_longlong()
{
    int r = 1;
    long long a, b;
    a = LLONG_MIN; b = -1LL; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 100LL; b = 0LL; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10LL; b = 2LL; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}
int T_mod_ssizet()
{
    int r = 1;
    ssize_t a, b;
    a = SSIZE_MIN; b = -1; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

int T_mod_u8()
{
    int r = 1;
    uint8_t a, b;
    a = 0; b = UCHAR_MAX; EXPECT_TRUE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

int T_mod_u16()
{
    int r = 1;
    uint16_t a, b;
    a = 0; b = USHRT_MAX; EXPECT_TRUE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

int T_mod_u32()
{
    int r = 1;
    uint32_t a, b;
    a = 0; b = UINT_MAX; EXPECT_TRUE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

int T_mod_u64()
{
    int r = 1;
    uint64_t a, b;
    a = 0; b = SAFE_INT64_MAX; EXPECT_TRUE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

int T_mod_ulong()
{
    int r = 1;
    unsigned long a, b;
    a = 0; b = LONG_MAX; EXPECT_TRUE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

int T_mod_ulonglong()
{
    int r = 1;
    unsigned long long a, b;
    a = 0ULL; b = ~0ULL; EXPECT_TRUE(safe_mod(NULL, a, b));
    a = 100ULL; b = 0ULL; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10ULL; b = 2ULL; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

int T_mod_sizet()
{
    int r = 1;
    size_t a, b;
    a = 0; b = SIZE_MAX; EXPECT_TRUE(safe_mod(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_mod(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_mod(NULL, a, b));
    return r;
}

/***** DIV *****/
int T_div_s8()
{
    int r = 1;
    int8_t a, b;
    a = SCHAR_MIN; b = -1; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_div_s16()
{
    int r = 1;
    int16_t a, b;
    a = SHRT_MIN; b = -1; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_div_s32()
{
    int r = 1;
    int32_t a, b;
    a = INT_MIN; b = -1; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_div_s64()
{
    int r = 1;
    int64_t a, b;
    a = SAFE_INT64_MIN; b = -1; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_div_long()
{
    int r = 1;
    long a, b;
    a = LONG_MIN; b = -1; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}
int T_div_longlong()
{
    int r = 1;
    long long a, b;
    a = LLONG_MIN; b = -1LL; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 100LL; b = 0LL; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10LL; b = 2LL; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}
int T_div_ssizet()
{
    int r = 1;
    ssize_t a, b;
    a = SSIZE_MIN; b = -1; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_div_u8()
{
    int r = 1;
    uint8_t a, b;
    a = 0; b = UCHAR_MAX; EXPECT_TRUE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_div_u16()
{
    int r = 1;
    uint16_t a, b;
    a = 0; b = USHRT_MAX; EXPECT_TRUE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_div_u32()
{
    int r = 1;
    uint32_t a, b;
    a = 0; b = UINT_MAX; EXPECT_TRUE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_div_u64()
{
    int r = 1;
    uint64_t a, b;
    a = 0; b = SAFE_INT64_MAX; EXPECT_TRUE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_div_ulong()
{
    int r = 1;
    unsigned long a, b;
    a = 0; b = LONG_MAX; EXPECT_TRUE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_div_ulonglong()
{
    int r = 1;
    unsigned long long a, b;
    a = 0ULL; b = ~0ULL; EXPECT_TRUE(safe_div(NULL, a, b));
    a = 100ULL; b = 0ULL; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10ULL; b = 2ULL; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_div_sizet()
{
    int r = 1;
    size_t a, b;
    a = 0; b = SIZE_MAX; EXPECT_TRUE(safe_div(NULL, a, b));
    a = 100; b = 0; EXPECT_FALSE(safe_div(NULL, a, b));
    a = 10; b = 2; EXPECT_TRUE(safe_div(NULL, a, b));
    return r;
}

int T_magic_constants()
{
    int r = 1;
    EXPECT_TRUE(__sio(m)(smin)(((int8_t)0)) == SCHAR_MIN);
    EXPECT_TRUE(__sio(m)(smax)(((int8_t)0)) == SCHAR_MAX);
    EXPECT_TRUE(__sio(m)(umax)(((uint8_t)0)) == UCHAR_MAX);

    EXPECT_TRUE(__sio(m)(smin)(((int16_t)0)) == SHRT_MIN);
    EXPECT_TRUE(__sio(m)(smax)(((int16_t)0)) == SHRT_MAX);
    EXPECT_TRUE(__sio(m)(umax)(((uint16_t)0)) == USHRT_MAX);

    EXPECT_TRUE(__sio(m)(smin)(((int32_t)0)) == INT_MIN);
    EXPECT_TRUE(__sio(m)(smax)(((int32_t)0)) == INT_MAX);
    EXPECT_TRUE(__sio(m)(umax)(((uint32_t)0)) == UINT_MAX);

    EXPECT_TRUE(__sio(m)(smin)(((int64_t)0)) == SAFE_INT64_MIN);
    EXPECT_TRUE(__sio(m)(smax)(((int64_t)0)) == SAFE_INT64_MAX);
    EXPECT_TRUE(__sio(m)(umax)(((uint64_t)0)) == SAFE_UINT64_MAX);

    EXPECT_TRUE(__sio(m)(smin)(((ssize_t)0)) == SSIZE_MIN);
    EXPECT_TRUE(__sio(m)(smax)(((ssize_t)0)) == SSIZE_MAX);
    EXPECT_TRUE(__sio(m)(umax)(((size_t)0)) == SIZE_MAX);

    EXPECT_TRUE(__sio(m)(smin)(((long)0)) == LONG_MIN);
    EXPECT_TRUE(__sio(m)(smax)(((long)0)) == LONG_MAX);
    EXPECT_TRUE(__sio(m)(umax)(((unsigned long)0)) == ULONG_MAX);

    EXPECT_TRUE(__sio(m)(smin)(((long long)0)) == LLONG_MIN);
    EXPECT_TRUE(__sio(m)(smax)(((long long)0)) == LLONG_MAX);
    EXPECT_TRUE(__sio(m)(umax)(((unsigned long long)0)) == ULLONG_MAX);

    return r;
}




int main(int argc, char **argv)
{
    /* test inlines */
    int tests = 0, succ = 0, fail = 0;
    tests++; if (T_div_s8())  succ++; else fail++;
    tests++; if (T_div_s16()) succ++; else fail++;
    tests++; if (T_div_s32()) succ++; else fail++;
    tests++; if (T_div_s64()) succ++; else fail++;
    tests++; if (T_div_long()) succ++; else fail++;
    tests++; if (T_div_longlong()) succ++; else fail++;
    tests++; if (T_div_ssizet()) succ++; else fail++;
    tests++; if (T_div_u8())  succ++; else fail++;
    tests++; if (T_div_u16()) succ++; else fail++;
    tests++; if (T_div_u32()) succ++; else fail++;
    tests++; if (T_div_u64()) succ++; else fail++;
    tests++; if (T_div_ulong()) succ++; else fail++;
    tests++; if (T_div_ulonglong()) succ++; else fail++;
    tests++; if (T_div_sizet()) succ++; else fail++;

    tests++; if (T_mod_s8())  succ++; else fail++;
    tests++; if (T_mod_s16()) succ++; else fail++;
    tests++; if (T_mod_s32()) succ++; else fail++;
    tests++; if (T_mod_s64()) succ++; else fail++;
    tests++; if (T_mod_long()) succ++; else fail++;
    tests++; if (T_mod_longlong()) succ++; else fail++;
    tests++; if (T_mod_ssizet()) succ++; else fail++;
    tests++; if (T_mod_u8())  succ++; else fail++;
    tests++; if (T_mod_u16()) succ++; else fail++;
    tests++; if (T_mod_u32()) succ++; else fail++;
    tests++; if (T_mod_u64()) succ++; else fail++;
    tests++; if (T_mod_ulong()) succ++; else fail++;
    tests++; if (T_mod_ulonglong()) succ++; else fail++;
    tests++; if (T_mod_sizet()) succ++; else fail++;

    tests++; if (T_mul_s8())  succ++; else fail++;
    tests++; if (T_mul_s16()) succ++; else fail++;
    tests++; if (T_mul_s32()) succ++; else fail++;
    tests++; if (T_mul_s64()) succ++; else fail++;
    tests++; if (T_mul_long()) succ++; else fail++;
    tests++; if (T_mul_longlong()) succ++; else fail++;
    tests++; if (T_mul_ssizet()) succ++; else fail++;
    tests++; if (T_mul_u8())  succ++; else fail++;
    tests++; if (T_mul_u16()) succ++; else fail++;
    tests++; if (T_mul_u32()) succ++; else fail++;
    tests++; if (T_mul_u64()) succ++; else fail++;
    tests++; if (T_mul_ulong()) succ++; else fail++;
    tests++; if (T_mul_ulonglong()) succ++; else fail++;
    tests++; if (T_mul_sizet()) succ++; else fail++;

    tests++; if (T_sub_s8())  succ++; else fail++;
    tests++; if (T_sub_s16()) succ++; else fail++;
    tests++; if (T_sub_s32()) succ++; else fail++;
    tests++; if (T_sub_s64()) succ++; else fail++;
    tests++; if (T_sub_long()) succ++; else fail++;
    tests++; if (T_sub_longlong()) succ++; else fail++;
    tests++; if (T_sub_ssizet()) succ++; else fail++;
    tests++; if (T_sub_u8())  succ++; else fail++;
    tests++; if (T_sub_u16()) succ++; else fail++;
    tests++; if (T_sub_u32()) succ++; else fail++;
    tests++; if (T_sub_u64()) succ++; else fail++;
    tests++; if (T_sub_ulong()) succ++; else fail++;
    tests++; if (T_sub_ulonglong()) succ++; else fail++;
    tests++; if (T_sub_sizet()) succ++; else fail++;

    tests++; if (T_add_s8())  succ++; else fail++;
    tests++; if (T_add_s16()) succ++; else fail++;
    tests++; if (T_add_s32()) succ++; else fail++;
    tests++; if (T_add_s64()) succ++; else fail++;
    tests++; if (T_add_long()) succ++; else fail++;
    tests++; if (T_add_longlong()) succ++; else fail++;
    tests++; if (T_add_ssizet()) succ++; else fail++;
    tests++; if (T_add_u8())  succ++; else fail++;
    tests++; if (T_add_u16()) succ++; else fail++;
    tests++; if (T_add_u32()) succ++; else fail++;
    tests++; if (T_add_u64()) succ++; else fail++;
    tests++; if (T_add_ulong()) succ++; else fail++;
    tests++; if (T_add_ulonglong()) succ++; else fail++;
    tests++; if (T_add_sizet()) succ++; else fail++;
    tests++; if (T_add_mixed()) succ++; else fail++;
    tests++; if (T_add_increment()) succ++; else fail++;

    tests++; if (T_magic_constants()) succ++; else fail++;

    printf("%d/%d expects succeeded (%d failures)\n",
           expect_succ, expect, expect_fail);
    printf("%d/%d tests succeeded (%d failures)\n", succ, tests, fail);
    /* TODO: Add tests for safe_iopf when upgraded */
    return fail;
}
#endif