mirror of https://github.com/openssl/openssl.git
				
				
				
			
		
			
				
	
	
		
			852 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			852 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			C
		
	
	
	
/*
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 * Copyright 2025 The OpenSSL Project Authors. All Rights Reserved.
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 *
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 * Licensed under the Apache License 2.0 (the "License").  You may not use
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 * this file except in compliance with the License.  You can obtain a copy
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 * in the file LICENSE in the source distribution or at
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 * https://www.openssl.org/source/license.html
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 */
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#include <limits.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <string.h>
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#include <openssl/err.h>
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#include <openssl/types.h>
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#include "testutil.h"
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#ifndef USE_CUSTOM_ALLOC_FNS
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# define USE_CUSTOM_ALLOC_FNS 0
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#endif
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/* Change to 1 to see every call of the custom allocator functions */
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#define CUSTOM_FN_PRINT_CALLS 0
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enum exp_ret_flags { EXP_FAIL = 0x10 };
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enum exp_ret {
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    /** Expecting success */
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    EXP_NONNULL,
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    /** Zero-size special case: can either return NULL or a special pointer */
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    EXP_ZERO_SIZE,
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    /** Expecting an error due to insufficient memory */
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    EXP_OOM = EXP_FAIL,
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    /** Expecting error due to invalid arguments */
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    EXP_INVAL,
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    /** Expecting error due to integer overflow */
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    EXP_INT_OF,
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};
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#define IS_FAIL(exp_) (!!((int) (exp) & (int) EXP_FAIL))
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static const char test_fn[] = "test_file_name";
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enum { test_line = 31415926 };
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#define SQRT_SIZE_T ((size_t) 1 << (sizeof(size_t) * (CHAR_BIT / 2)))
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#define SQSQRT_SIZE_T ((size_t) 1 << (sizeof(size_t) * (CHAR_BIT / 4)))
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#define MIN(a, b) ((a) < (b) ? (a) : (b))
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#if !defined(OPENSSL_NO_CRYPTO_MDEBUG) || USE_CUSTOM_ALLOC_FNS
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struct call_counts {
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    int malloc;
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    int realloc;
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    int free;
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};
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#endif
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#if !defined(OPENSSL_NO_CRYPTO_MDEBUG)
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static struct call_counts mdebug_counts;
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#endif
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#if USE_CUSTOM_ALLOC_FNS
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static struct call_counts saved_custom_counts, cur_custom_counts;
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#endif
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static const struct array_alloc_vector {
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    size_t nmemb;
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    size_t size;
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    enum exp_ret exp_malloc;
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    enum exp_ret exp_calloc;
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} array_alloc_vectors[] = {
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    { 0,                0,                 EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0,                1,                 EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0,                SQRT_SIZE_T - 1,   EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0,                SQRT_SIZE_T,       EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0,                SIZE_MAX,          EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 1,                0,                 EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { SQRT_SIZE_T - 1,  0,                 EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { SIZE_MAX,         0,                 EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 1,                1,                 EXP_NONNULL,   EXP_NONNULL   },
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    { SQRT_SIZE_T / 2,  SQRT_SIZE_T,       EXP_OOM,       EXP_OOM       },
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    { SQRT_SIZE_T,      SQRT_SIZE_T,       EXP_ZERO_SIZE, EXP_INT_OF    },
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    /* Some magic numbers */
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#if SIZE_MAX == 4294967295U
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    { 641, 6700417, EXP_NONNULL, EXP_INT_OF },
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#else /* Of course there are no archutectures other than 32- and 64-bit ones */
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    { 274177, 67280421310721LLU, EXP_NONNULL, EXP_INT_OF },
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#endif
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    { SIZE_MAX / 4 * 3, SIZE_MAX / 2, EXP_OOM, EXP_INT_OF },
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};
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static const struct array_realloc_vector {
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    size_t size;
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    size_t orig_nmemb;
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    size_t new_nmemb;
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    enum exp_ret exp_orig;
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    enum exp_ret exp_new;
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    enum exp_ret exp_orig_array;
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    enum exp_ret exp_new_array;
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} array_realloc_vectors[] = {
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    { 0, 0, 0,
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      EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0, 0, 1,
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      EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0, 0, SIZE_MAX,
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      EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0, 1, 0,
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      EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0, SIZE_MAX, 0,
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      EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0, 1, SIZE_MAX,
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      EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0, SIZE_MAX, 1,
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      EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0, SIZE_MAX, SIZE_MAX,
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      EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 1, 0, 0,
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      EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 1, 0, 1,
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      EXP_ZERO_SIZE, EXP_NONNULL,   EXP_ZERO_SIZE, EXP_NONNULL },
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    { 1, 0, SIZE_MAX,
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      EXP_ZERO_SIZE, EXP_OOM,       EXP_ZERO_SIZE, EXP_OOM },
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    { 1, 1, 0,
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      EXP_NONNULL,   EXP_ZERO_SIZE, EXP_NONNULL,   EXP_ZERO_SIZE },
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    { 1, SIZE_MAX, 0,
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      EXP_OOM,       EXP_ZERO_SIZE, EXP_OOM,       EXP_ZERO_SIZE },
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    { 1, 123, 345,
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      EXP_NONNULL,   EXP_NONNULL,   EXP_NONNULL,   EXP_NONNULL },
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    { 1, 345, 123,
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      EXP_NONNULL,   EXP_NONNULL,   EXP_NONNULL,   EXP_NONNULL },
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    { 12, 34, 56,
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      EXP_NONNULL,   EXP_NONNULL,   EXP_NONNULL,   EXP_NONNULL },
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    { 12, 56, 34,
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      EXP_NONNULL,   EXP_NONNULL,   EXP_NONNULL,   EXP_NONNULL },
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    { SQSQRT_SIZE_T, SIZE_MAX / SQSQRT_SIZE_T + 1, SIZE_MAX / SQSQRT_SIZE_T + 2,
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      EXP_ZERO_SIZE, EXP_NONNULL,   EXP_INT_OF,    EXP_INT_OF },
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    { SQSQRT_SIZE_T, SIZE_MAX / SQSQRT_SIZE_T + 2, SIZE_MAX / SQSQRT_SIZE_T + 1,
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      EXP_NONNULL,   EXP_ZERO_SIZE, EXP_INT_OF,    EXP_INT_OF },
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    { 123, 12, SIZE_MAX / 123 + 12,
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      EXP_NONNULL,   EXP_NONNULL,   EXP_NONNULL,   EXP_INT_OF },
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    { 123, SIZE_MAX / 123 + 12, 12,
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      EXP_NONNULL,   EXP_NONNULL,   EXP_INT_OF,    EXP_NONNULL },
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};
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static const struct array_aligned_alloc_vector {
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    size_t nmemb;
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    size_t size;
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    size_t align;
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    enum exp_ret exp;
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    enum exp_ret exp_array;
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} array_aligned_alloc_vectors[] = {
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    { 0, 0, 0, EXP_INVAL, EXP_INVAL },
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    { 0, 0, 1, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0, 0, 2, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0, 0, 3, EXP_INVAL, EXP_INVAL },
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    { 0, 0, 4, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0, 0, 64, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 0, 0, SQSQRT_SIZE_T, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    /*
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     * This one gets mem_alloc_custom_fns_test killed with SIGKILL
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     * on the linux-arm64 github runner.
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     */
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    /* { 0, 0, SQRT_SIZE_T, EXP_ZERO_SIZE, EXP_ZERO_SIZE }, */
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    { 0, 0, 64, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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    { 8, 8, 63, EXP_INVAL, EXP_INVAL },
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    { 8, 8, 64, EXP_NONNULL, EXP_NONNULL },
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    { 3, 4, 65536, EXP_NONNULL, EXP_NONNULL },
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    { 8, 8, 131072, EXP_INVAL, EXP_INVAL },
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    { SIZE_MAX / 8 + 9, 8, 64, EXP_NONNULL, EXP_INT_OF },
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    /*
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     * the open-coded implementation tries to alloc size + alignment,
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     * which should fail on integer overflow.
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     */
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    { 1, SIZE_MAX - 32767, 65536, EXP_INT_OF, EXP_INT_OF },
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};
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static int secure_memory_is_secure;
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#if USE_CUSTOM_ALLOC_FNS
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static void *my_malloc(const size_t num,
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                       const char * const file, const int line)
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{
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    void * const p = malloc(num);
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# if CUSTOM_FN_PRINT_CALLS
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    if (file == test_fn || file == NULL
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        || (strcmp(file, OPENSSL_FILE) == 0 && file[0] != '\0'))
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        TEST_note("[%s:%d]: malloc(%#zx) -> %p", file, line, num, p);
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# endif
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    if (cur_custom_counts.malloc < INT_MAX)
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        cur_custom_counts.malloc++;
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    return p;
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}
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static void *my_realloc(void * const addr, const size_t num,
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                        const char * const file, const int line)
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{
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# if CUSTOM_FN_PRINT_CALLS
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    const uintptr_t old_addr = (uintptr_t) addr;
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# endif
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    void * const p = realloc(addr, num);
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# if CUSTOM_FN_PRINT_CALLS
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    if (file == test_fn || file == NULL
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        || (strcmp(file, OPENSSL_FILE) == 0 && file[0] != '\0'))
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        TEST_note("[%s:%d]: realloc(%#" PRIxPTR ", %#zx) -> %p",
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                  file, line, old_addr, num, p);
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# endif
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    if (cur_custom_counts.realloc < INT_MAX)
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        cur_custom_counts.realloc++;
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    return p;
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}
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static void my_free(void * const addr, const char * const file, const int line)
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{
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# if CUSTOM_FN_PRINT_CALLS
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    if (file == test_fn || file == NULL
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        || (strcmp(file, OPENSSL_FILE) == 0 && file[0] != '\0'))
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        TEST_note("[%s:%d]: free(%p)", file, line, addr);
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# endif
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    if (cur_custom_counts.free < INT_MAX)
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        cur_custom_counts.free++;
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    free(addr);
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}
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#endif /* USE_CUSTOM_ALLOC_FNS */
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static bool check_zero_mem(char *p, size_t sz)
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{
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    for (size_t i = 0; i < sz; i++) {
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        if (p[i] != 0) {
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            TEST_error("Non-zero byte %zu of %zu (%#04hhx)", i, sz, p[i]);
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            return false;
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        }
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    }
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    return true;
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}
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static void save_counts(void)
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{
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#if !defined(OPENSSL_NO_CRYPTO_MDEBUG)
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    CRYPTO_get_alloc_counts(&mdebug_counts.malloc,
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                            &mdebug_counts.realloc,
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                            &mdebug_counts.free);
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#endif
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#if USE_CUSTOM_ALLOC_FNS
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    saved_custom_counts = cur_custom_counts;
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#endif
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}
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static void check_exp_prep(void)
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{
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    ERR_set_mark();
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    save_counts();
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}
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/*
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 * Retrieve fresh call counts and check against the expected ones,
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 * when the latter are no less than zero.
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 */
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static bool check_counts(int exp_mallocs, int exp_reallocs, int exp_frees)
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{
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    int test_result = 1;
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#if !defined(OPENSSL_NO_CRYPTO_MDEBUG)
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    {
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        struct call_counts cur;
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        CRYPTO_get_alloc_counts(&cur.malloc, &cur.realloc, &cur.free);
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        if (exp_mallocs >= 0
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            && !TEST_int_eq(cur.malloc - mdebug_counts.malloc, exp_mallocs))
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            test_result = 0;
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        if (exp_reallocs >= 0
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            && !TEST_int_eq(cur.realloc - mdebug_counts.realloc, exp_reallocs))
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            test_result = 0;
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        if (exp_frees >= 0
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            && !TEST_int_eq(cur.free - mdebug_counts.free, exp_frees))
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            test_result = 0;
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    }
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#endif
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#if USE_CUSTOM_ALLOC_FNS
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    if (exp_mallocs >= 0
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        && !TEST_int_eq(cur_custom_counts.malloc - saved_custom_counts.malloc,
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                        exp_mallocs))
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        test_result = 0;
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    if (exp_reallocs >= 0
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        && !TEST_int_eq(cur_custom_counts.realloc - saved_custom_counts.realloc,
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                        exp_reallocs))
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        test_result = 0;
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    if (exp_frees >= 0
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        && !TEST_int_eq(cur_custom_counts.free - saved_custom_counts.free,
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                        exp_frees))
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        test_result = 0;
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#endif
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    return test_result;
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}
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static int check_exp(const char * const fn, const int ln, const size_t sz,
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                     const bool secure, const bool zero, char * const ret,
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                     const enum exp_ret exp, int exp_mallocs, int exp_reallocs)
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{
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    int num_errs;
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    unsigned long err_code = 0;
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    const char *err_file = NULL;
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    int err_line = 0;
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    const char *err_func = NULL;
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    const char *err_data = NULL;
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    int err_flags = 0;
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    int test_result = 1;
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    unsigned long oom_err;
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    num_errs = ERR_count_to_mark();
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    if (num_errs > 0) {
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        err_code = ERR_peek_last_error_all(&err_file, &err_line, &err_func,
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                                           &err_data, &err_flags);
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    }
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    switch (exp) {
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    case EXP_OOM:
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        oom_err = secure ? CRYPTO_R_SECURE_MALLOC_FAILURE
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                         : ERR_R_MALLOC_FAILURE;
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        if (!TEST_ptr_null(ret)
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            || !TEST_int_eq(num_errs, 1)
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            || !TEST_ulong_eq(err_code, ERR_PACK(ERR_LIB_CRYPTO, 0, oom_err))
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            || !TEST_str_eq(err_file, fn)
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            || !TEST_int_eq(err_line, ln)
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            || !TEST_str_eq(err_func, "")
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            || !TEST_str_eq(err_data, "")
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            || !TEST_int_eq(err_flags, 0))
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            test_result = 0;
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        break;
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    case EXP_INVAL:
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        if (!TEST_ptr_null(ret)
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            || !TEST_int_eq(num_errs, 1)
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            || !TEST_ulong_eq(err_code, ERR_PACK(ERR_LIB_CRYPTO, 0,
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                                                 ERR_R_PASSED_INVALID_ARGUMENT))
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            || !TEST_str_eq(err_file, fn)
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            || !TEST_int_eq(err_line, ln)
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            || !TEST_str_eq(err_func, "")
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            || !TEST_str_eq(err_data, "")
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            || !TEST_int_eq(err_flags, 0))
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            test_result = 0;
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        break;
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    case EXP_INT_OF:
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        if (!TEST_ptr_null(ret)
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            || !TEST_int_eq(num_errs, 1)
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            || !TEST_ulong_eq(err_code, ERR_PACK(ERR_LIB_CRYPTO, 0,
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                                                 CRYPTO_R_INTEGER_OVERFLOW))
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            || !TEST_str_eq(err_file, fn)
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            || !TEST_int_eq(err_line, ln)
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            || !TEST_str_eq(err_func, "")
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            || !TEST_str_eq(err_data, "")
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            || !TEST_int_eq(err_flags, 0))
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            test_result = 0;
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        break;
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    case EXP_NONNULL:
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        if (!TEST_ptr(ret)
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            || !TEST_int_eq(num_errs, 0)) {
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            test_result = 0;
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        } else if (zero) {
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            if (!check_zero_mem(ret, sz))
 | 
						|
                test_result = 0;
 | 
						|
        }
 | 
						|
 | 
						|
        break;
 | 
						|
 | 
						|
    case EXP_ZERO_SIZE:
 | 
						|
        /*
 | 
						|
         * Since the pointer ca either be NULL or non-NULL, depending
 | 
						|
         * on implementation, we can only check for the absence of errors.
 | 
						|
         */
 | 
						|
        if (!TEST_int_eq(num_errs, 0))
 | 
						|
            test_result = 0;
 | 
						|
 | 
						|
        break;
 | 
						|
 | 
						|
    default:
 | 
						|
        TEST_error("Unexpected expected result");
 | 
						|
        test_result = 0;
 | 
						|
    }
 | 
						|
 | 
						|
    ERR_pop_to_mark();
 | 
						|
 | 
						|
    /*
 | 
						|
     * We don't check for frees here as there's a non-trivial amount
 | 
						|
     * of free calls in the error handling routines.
 | 
						|
     */
 | 
						|
    test_result &= check_counts(exp_mallocs, exp_reallocs, -1);
 | 
						|
 | 
						|
    return test_result;
 | 
						|
}
 | 
						|
 | 
						|
static int test_xalloc(const bool secure, const bool array, const bool zero,
 | 
						|
                       const bool macro, const struct array_alloc_vector *td)
 | 
						|
{
 | 
						|
    char *ret;
 | 
						|
    int ln = test_line;
 | 
						|
    size_t sz = td->nmemb * td->size;
 | 
						|
    enum exp_ret exp = array ? td->exp_calloc : td->exp_malloc;
 | 
						|
    bool really_secure = secure && secure_memory_is_secure;
 | 
						|
    int exp_cnt = 0;
 | 
						|
    int res;
 | 
						|
 | 
						|
    check_exp_prep();
 | 
						|
 | 
						|
    if (macro) {
 | 
						|
        if (secure) {
 | 
						|
            if (array) {
 | 
						|
                if (zero)
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_secure_calloc(td->nmemb, td->size);
 | 
						|
                else
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_secure_malloc_array(td->nmemb, td->size);
 | 
						|
            } else {
 | 
						|
                if (zero)
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_secure_zalloc(sz);
 | 
						|
                else
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_secure_malloc(sz);
 | 
						|
            }
 | 
						|
        } else {
 | 
						|
            if (array) {
 | 
						|
                if (zero)
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_calloc(td->nmemb, td->size);
 | 
						|
                else
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_malloc_array(td->nmemb, td->size);
 | 
						|
            } else {
 | 
						|
                if (zero)
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_zalloc(sz);
 | 
						|
                else
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_malloc(sz);
 | 
						|
            }
 | 
						|
        }
 | 
						|
    } else {
 | 
						|
        if (array) {
 | 
						|
            ret = (secure ? (zero ? CRYPTO_secure_calloc
 | 
						|
                                  : CRYPTO_secure_malloc_array)
 | 
						|
                          : (zero ? CRYPTO_calloc
 | 
						|
                                  : CRYPTO_malloc_array))(td->nmemb, td->size,
 | 
						|
                                                          test_fn, test_line);
 | 
						|
        } else {
 | 
						|
            ret = (secure ? (zero ? CRYPTO_secure_zalloc
 | 
						|
                                  : CRYPTO_secure_malloc)
 | 
						|
                          : (zero ? CRYPTO_zalloc
 | 
						|
                                  : CRYPTO_malloc))(sz, test_fn, test_line);
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /*
 | 
						|
     * There is an OPENSSL_calloc in ERR_set_debug, triggered
 | 
						|
     * from ossl_report_alloc_err_ex.
 | 
						|
     */
 | 
						|
    exp_cnt += IS_FAIL(exp) && (!macro || (bool) OPENSSL_FILE[0]);
 | 
						|
    /*
 | 
						|
     * Secure allocations don't trigger alloc counting.
 | 
						|
     * EXP_OOM is special as it comes on return from the (called and counted)
 | 
						|
     * allocation function.
 | 
						|
     */
 | 
						|
    if (!really_secure)
 | 
						|
        exp_cnt += !!(exp == EXP_OOM || !IS_FAIL(exp));
 | 
						|
    res = check_exp(macro ? OPENSSL_FILE : test_fn, ln, sz, really_secure, zero,
 | 
						|
                    ret, exp, exp_cnt, 0);
 | 
						|
 | 
						|
    if (really_secure)
 | 
						|
        OPENSSL_secure_free(ret);
 | 
						|
    else
 | 
						|
        OPENSSL_free(ret);
 | 
						|
 | 
						|
    return res;
 | 
						|
}
 | 
						|
 | 
						|
static int test_xrealloc(const bool clear, const bool array, const bool macro,
 | 
						|
                         const struct array_realloc_vector *td)
 | 
						|
{
 | 
						|
    char *ret = NULL;
 | 
						|
    char *old_ret = NULL;
 | 
						|
    int exp_malloc_cnt, exp_realloc_cnt;
 | 
						|
    int res = 1;
 | 
						|
    size_t i;
 | 
						|
 | 
						|
    /*
 | 
						|
     * Do two passes, first with NULL ptr, then with the result of the first
 | 
						|
     * call.
 | 
						|
     */
 | 
						|
    for (i = 0; i < 2; i++) {
 | 
						|
        size_t nmemb = i ? td->new_nmemb : td->orig_nmemb;
 | 
						|
        size_t old_nmemb = i ? td->orig_nmemb : 0;
 | 
						|
        size_t sz = nmemb * td->size;
 | 
						|
        size_t old_sz = old_nmemb * td->size;
 | 
						|
        int ln = test_line;
 | 
						|
        enum exp_ret exp = i ? (array ? td->exp_new_array  : td->exp_new)
 | 
						|
                             : (array ? td->exp_orig_array : td->exp_orig);
 | 
						|
        enum exp_ret exp2 = !i ? (array ? td->exp_new_array  : td->exp_new)
 | 
						|
                               : (array ? td->exp_orig_array : td->exp_orig);
 | 
						|
 | 
						|
        exp_malloc_cnt = exp_realloc_cnt = 0;
 | 
						|
 | 
						|
        /* clear_realloc_array checks both new and old sizes */
 | 
						|
        if (clear && array && i && exp2 == EXP_INT_OF)
 | 
						|
            exp = EXP_INT_OF;
 | 
						|
 | 
						|
        if (exp != EXP_INT_OF) {
 | 
						|
            if (clear) {
 | 
						|
                /*
 | 
						|
                 * clear_alloc just calls cleanse if contraction has been
 | 
						|
                 * requested.
 | 
						|
                 */
 | 
						|
                if (ret == NULL || sz > old_sz)
 | 
						|
                    exp_malloc_cnt++;
 | 
						|
            } else {
 | 
						|
                exp_realloc_cnt++;
 | 
						|
#if !USE_CUSTOM_ALLOC_FNS
 | 
						|
                /* CRYPTO_malloc() is called explicitly when p is NULL. */
 | 
						|
                if (ret == NULL)
 | 
						|
                    exp_malloc_cnt++;
 | 
						|
#endif
 | 
						|
            }
 | 
						|
        } else {
 | 
						|
            if (!macro || OPENSSL_FILE[0] != '\0')
 | 
						|
                exp_malloc_cnt++;
 | 
						|
        }
 | 
						|
 | 
						|
        check_exp_prep();
 | 
						|
 | 
						|
        if (macro) {
 | 
						|
            if (array) {
 | 
						|
                if (clear)
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_clear_realloc_array(ret, old_nmemb, nmemb, td->size);
 | 
						|
                else
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_realloc_array(ret, nmemb, td->size);
 | 
						|
            } else {
 | 
						|
                if (clear)
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_clear_realloc(ret, old_sz, sz);
 | 
						|
                else
 | 
						|
                    ln = OPENSSL_LINE, ret = OPENSSL_realloc(ret, sz);
 | 
						|
            }
 | 
						|
        } else {
 | 
						|
            if (array) {
 | 
						|
                if (clear)
 | 
						|
                    ret = CRYPTO_clear_realloc_array(ret, old_nmemb, nmemb,
 | 
						|
                                                     td->size,
 | 
						|
                                                     test_fn, test_line);
 | 
						|
                else
 | 
						|
                    ret = CRYPTO_realloc_array(ret, nmemb, td->size,
 | 
						|
                                               test_fn, test_line);
 | 
						|
            } else {
 | 
						|
                if (clear)
 | 
						|
                    ret = CRYPTO_clear_realloc(ret, old_sz, sz,
 | 
						|
                                               test_fn, test_line);
 | 
						|
                else
 | 
						|
                    ret = CRYPTO_realloc(ret, sz, test_fn, test_line);
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        /*
 | 
						|
         * There is an OPENSSL_calloc in ERR_set_debug, triggered
 | 
						|
         * from ossl_report_alloc_err_ex.
 | 
						|
         */
 | 
						|
        exp_malloc_cnt += !!(exp == EXP_OOM
 | 
						|
                             && (!macro || (bool) OPENSSL_FILE[0]));
 | 
						|
 | 
						|
        res = check_exp(macro ? OPENSSL_FILE : test_fn, ln, sz, false, false,
 | 
						|
                        ret, exp, exp_malloc_cnt, exp_realloc_cnt);
 | 
						|
        if (res == 0)
 | 
						|
            TEST_error("realloc return code check fail with i = %zu, ret = %p"
 | 
						|
                       ", old_nmemb = %#zx, nmemb = %#zx, size = %#zx",
 | 
						|
                       i, (void *) ret, old_nmemb, nmemb, td->size);
 | 
						|
 | 
						|
        /* Write data on the first pass and check it on the second */
 | 
						|
        if (res != 0 && exp == EXP_NONNULL && exp2 == EXP_NONNULL) {
 | 
						|
            size_t check_sz = MIN(td->orig_nmemb * td->size,
 | 
						|
                                  td->new_nmemb * td->size);
 | 
						|
            size_t j;
 | 
						|
            size_t num_err = 0;
 | 
						|
 | 
						|
            if (i != 0) {
 | 
						|
                for (j = 0; j < check_sz; j++) {
 | 
						|
                    char exp_val = (uint8_t) ((uintptr_t) td * 253 + j * 17);
 | 
						|
 | 
						|
                    if (ret[j] != exp_val) {
 | 
						|
                        if (!num_err)
 | 
						|
                            TEST_error("Memory mismatch at byte %zu of %zu: "
 | 
						|
                                       "%#04hhx != %#04hhx",
 | 
						|
                                       j, check_sz, ret[j], exp_val);
 | 
						|
 | 
						|
                        res = 0;
 | 
						|
                        num_err++;
 | 
						|
                    }
 | 
						|
                }
 | 
						|
 | 
						|
                if (num_err != 0)
 | 
						|
                    TEST_error("Total errors: %zu", num_err);
 | 
						|
            } else {
 | 
						|
                for (j = 0; j < check_sz; j++)
 | 
						|
                    ret[j] = (uint8_t) ((uintptr_t) td * 253 + j * 17);
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        /* Freeing the old allocation if realloc has failed */
 | 
						|
        if (ret == NULL && exp != EXP_ZERO_SIZE)
 | 
						|
            OPENSSL_free(old_ret);
 | 
						|
 | 
						|
        old_ret = ret;
 | 
						|
    }
 | 
						|
 | 
						|
    OPENSSL_free(ret);
 | 
						|
 | 
						|
    return res;
 | 
						|
}
 | 
						|
 | 
						|
static int test_xaligned_alloc(const bool array, const bool macro,
 | 
						|
                               const struct array_aligned_alloc_vector *td)
 | 
						|
{
 | 
						|
    char *ret;
 | 
						|
    int ln = test_line;
 | 
						|
    size_t sz = td->nmemb * td->size;
 | 
						|
    enum exp_ret exp = array ? td->exp_array : td->exp;
 | 
						|
    int exp_cnt = 0;
 | 
						|
    void *freeptr = &freeptr;
 | 
						|
    int res = 1;
 | 
						|
 | 
						|
    check_exp_prep();
 | 
						|
 | 
						|
    if (macro) {
 | 
						|
        if (array) {
 | 
						|
            ln = OPENSSL_LINE, ret = OPENSSL_aligned_alloc_array(td->nmemb, td->size, td->align, &freeptr);
 | 
						|
        } else {
 | 
						|
            ln = OPENSSL_LINE, ret = OPENSSL_aligned_alloc(sz, td->align, &freeptr);
 | 
						|
        }
 | 
						|
    } else {
 | 
						|
        if (array)
 | 
						|
            ret = CRYPTO_aligned_alloc_array(td->nmemb, td->size, td->align,
 | 
						|
                                             &freeptr, test_fn, test_line);
 | 
						|
        else
 | 
						|
            ret = CRYPTO_aligned_alloc(sz, td->align, &freeptr,
 | 
						|
                                       test_fn, test_line);
 | 
						|
    }
 | 
						|
 | 
						|
    /*
 | 
						|
     * aligned_alloc doesn't increment the call counts by itself, and
 | 
						|
     * OPENSSL_malloc is only called when the open-coded implementation
 | 
						|
     * is used.
 | 
						|
     */
 | 
						|
#if USE_CUSTOM_ALLOC_FNS \
 | 
						|
    || !(defined(_BSD_SOURCE) || (defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE >= 200112L))
 | 
						|
    exp_cnt += !!(exp != EXP_INT_OF && exp != EXP_INVAL);
 | 
						|
#endif
 | 
						|
 | 
						|
    /*
 | 
						|
     * There is an OPENSSL_calloc in ERR_set_debug, triggered
 | 
						|
     * from ossl_report_alloc_err_ex.
 | 
						|
     */
 | 
						|
    exp_cnt += IS_FAIL(exp) && (!macro || (bool) OPENSSL_FILE[0]);
 | 
						|
    res &= check_exp(macro ? OPENSSL_FILE : test_fn, ln, sz, false, false,
 | 
						|
                     ret, exp, exp_cnt, 0);
 | 
						|
 | 
						|
    /* Check the pointer's alignment */
 | 
						|
    if (exp == EXP_NONNULL) {
 | 
						|
        if (!TEST_uint64_t_eq((uintptr_t) ret & (td->align - 1), 0))
 | 
						|
            res = 0;
 | 
						|
    }
 | 
						|
 | 
						|
    if (IS_FAIL(exp) && !TEST_ptr_null(freeptr))
 | 
						|
        res = 0;
 | 
						|
    if ((exp == EXP_NONNULL) && !TEST_ptr(freeptr))
 | 
						|
        res = 0;
 | 
						|
 | 
						|
    OPENSSL_free(freeptr);
 | 
						|
 | 
						|
    return res;
 | 
						|
}
 | 
						|
 | 
						|
static int test_malloc(const int i)
 | 
						|
{
 | 
						|
    return test_xalloc(false, false, false, false, array_alloc_vectors + i)
 | 
						|
        && test_xalloc(false, false, false, true,  array_alloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_zalloc(const int i)
 | 
						|
{
 | 
						|
    return test_xalloc(false, false, true, false, array_alloc_vectors + i)
 | 
						|
        && test_xalloc(false, false, true, true,  array_alloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_malloc_array(const int i)
 | 
						|
{
 | 
						|
    return test_xalloc(false, true, false, false, array_alloc_vectors + i)
 | 
						|
        && test_xalloc(false, true, false, true,  array_alloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_calloc(const int i)
 | 
						|
{
 | 
						|
    return test_xalloc(false, true, true, false, array_alloc_vectors + i)
 | 
						|
        && test_xalloc(false, true, true, true,  array_alloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_secure_malloc(const int i)
 | 
						|
{
 | 
						|
    return test_xalloc(true, false, false, false, array_alloc_vectors + i)
 | 
						|
        && test_xalloc(true, false, false, true,  array_alloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_secure_zalloc(const int i)
 | 
						|
{
 | 
						|
    return test_xalloc(true, false, true, false, array_alloc_vectors + i)
 | 
						|
        && test_xalloc(true, false, true, true,  array_alloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_secure_malloc_array(const int i)
 | 
						|
{
 | 
						|
    return test_xalloc(true, true, false, false, array_alloc_vectors + i)
 | 
						|
        && test_xalloc(true, true, false, true,  array_alloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_secure_calloc(const int i)
 | 
						|
{
 | 
						|
    return test_xalloc(true, true, true, false, array_alloc_vectors + i)
 | 
						|
        && test_xalloc(true, true, true, true,  array_alloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_realloc(const int i)
 | 
						|
{
 | 
						|
    return test_xrealloc(false, false, false, array_realloc_vectors + i)
 | 
						|
        && test_xrealloc(false, false, true,  array_realloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_clear_realloc(const int i)
 | 
						|
{
 | 
						|
    return test_xrealloc(true, false, false, array_realloc_vectors + i)
 | 
						|
        && test_xrealloc(true, false, true,  array_realloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_realloc_array(const int i)
 | 
						|
{
 | 
						|
    return test_xrealloc(false, true, false, array_realloc_vectors + i)
 | 
						|
        && test_xrealloc(false, true, true,  array_realloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_clear_realloc_array(const int i)
 | 
						|
{
 | 
						|
    return test_xrealloc(true, true, false, array_realloc_vectors + i)
 | 
						|
        && test_xrealloc(true, true, true,  array_realloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_aligned_alloc(const int i)
 | 
						|
{
 | 
						|
    return test_xaligned_alloc(false, false, array_aligned_alloc_vectors + i)
 | 
						|
        && test_xaligned_alloc(false, true,  array_aligned_alloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_aligned_alloc_array(const int i)
 | 
						|
{
 | 
						|
    return test_xaligned_alloc(true, false, array_aligned_alloc_vectors + i)
 | 
						|
        && test_xaligned_alloc(true, true,  array_aligned_alloc_vectors + i);
 | 
						|
}
 | 
						|
 | 
						|
static int test_free(void)
 | 
						|
{
 | 
						|
    int test_result = 1;
 | 
						|
    void *p;
 | 
						|
 | 
						|
    save_counts();
 | 
						|
    OPENSSL_free(NULL);
 | 
						|
    if (!TEST_int_eq(check_counts(0, 0, 1), 1))
 | 
						|
        test_result = 0;
 | 
						|
 | 
						|
    save_counts();
 | 
						|
    CRYPTO_free(NULL, test_fn, test_line);
 | 
						|
    if (!TEST_int_eq(check_counts(0, 0, 1), 1))
 | 
						|
        test_result = 0;
 | 
						|
 | 
						|
    save_counts();
 | 
						|
    p = OPENSSL_malloc(42);
 | 
						|
    OPENSSL_free(p);
 | 
						|
    if (!TEST_int_eq(check_counts(1, 0, 1), 1))
 | 
						|
        test_result = 0;
 | 
						|
 | 
						|
    save_counts();
 | 
						|
    p = CRYPTO_calloc(23, 69, test_fn, test_line);
 | 
						|
    CRYPTO_free(p, test_fn, test_line);
 | 
						|
    if (!TEST_int_eq(check_counts(1, 0, 1), 1))
 | 
						|
        test_result = 0;
 | 
						|
 | 
						|
    return test_result;
 | 
						|
}
 | 
						|
 | 
						|
int setup_tests(void)
 | 
						|
{
 | 
						|
    secure_memory_is_secure = CRYPTO_secure_malloc_init(65536, 4);
 | 
						|
    TEST_info("secure memory init: %d", secure_memory_is_secure);
 | 
						|
 | 
						|
    ADD_ALL_TESTS(test_malloc, OSSL_NELEM(array_alloc_vectors));
 | 
						|
    ADD_ALL_TESTS(test_zalloc, OSSL_NELEM(array_alloc_vectors));
 | 
						|
    ADD_ALL_TESTS(test_malloc_array, OSSL_NELEM(array_alloc_vectors));
 | 
						|
    ADD_ALL_TESTS(test_calloc, OSSL_NELEM(array_alloc_vectors));
 | 
						|
 | 
						|
    ADD_ALL_TESTS(test_secure_malloc, OSSL_NELEM(array_alloc_vectors));
 | 
						|
    ADD_ALL_TESTS(test_secure_zalloc, OSSL_NELEM(array_alloc_vectors));
 | 
						|
    ADD_ALL_TESTS(test_secure_malloc_array, OSSL_NELEM(array_alloc_vectors));
 | 
						|
    ADD_ALL_TESTS(test_secure_calloc, OSSL_NELEM(array_alloc_vectors));
 | 
						|
 | 
						|
    ADD_ALL_TESTS(test_realloc, OSSL_NELEM(array_realloc_vectors));
 | 
						|
    ADD_ALL_TESTS(test_clear_realloc, OSSL_NELEM(array_realloc_vectors));
 | 
						|
    ADD_ALL_TESTS(test_realloc_array, OSSL_NELEM(array_realloc_vectors));
 | 
						|
    ADD_ALL_TESTS(test_clear_realloc_array, OSSL_NELEM(array_realloc_vectors));
 | 
						|
 | 
						|
    ADD_ALL_TESTS(test_aligned_alloc, OSSL_NELEM(array_aligned_alloc_vectors));
 | 
						|
    ADD_ALL_TESTS(test_aligned_alloc_array,
 | 
						|
                  OSSL_NELEM(array_aligned_alloc_vectors));
 | 
						|
 | 
						|
    ADD_TEST(test_free);
 | 
						|
 | 
						|
    return 1;
 | 
						|
}
 | 
						|
 | 
						|
#if USE_CUSTOM_ALLOC_FNS
 | 
						|
int global_init(void)
 | 
						|
{
 | 
						|
    if (!CRYPTO_set_mem_functions(my_malloc, my_realloc, my_free)) {
 | 
						|
        fprintf(stderr, "Failed to override allocator functions");
 | 
						|
 | 
						|
        return 0;
 | 
						|
    }
 | 
						|
 | 
						|
    return 1;
 | 
						|
}
 | 
						|
#endif
 |