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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| 
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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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| 
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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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| 
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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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| 
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| enum exp_ret_flags { EXP_FAIL = 0x10 };
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| 
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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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| 
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| #define IS_FAIL(exp_) (!!((int) (exp) & (int) EXP_FAIL))
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| 
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| static const char test_fn[] = "test_file_name";
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| enum { test_line = 31415926 };
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| 
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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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| 
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| #define MIN(a, b) ((a) < (b) ? (a) : (b))
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| 
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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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| 
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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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| 
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|     { 1,                1,                 EXP_NONNULL,   EXP_NONNULL   },
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| 
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|     { SQRT_SIZE_T / 2,  SQRT_SIZE_T,       EXP_OOM,       EXP_OOM       },
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| 
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|     { SQRT_SIZE_T,      SQRT_SIZE_T,       EXP_ZERO_SIZE, EXP_INT_OF    },
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| 
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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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| 
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|     { SIZE_MAX / 4 * 3, SIZE_MAX / 2, EXP_OOM, EXP_INT_OF },
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| };
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|     { 0, 0, 64, EXP_ZERO_SIZE, EXP_ZERO_SIZE },
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| 
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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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|     /*
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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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| 
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| static int secure_memory_is_secure;
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| 
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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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| 
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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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| 
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|     if (cur_custom_counts.malloc < INT_MAX)
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|         cur_custom_counts.malloc++;
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| 
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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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| 
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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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| 
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|     if (cur_custom_counts.realloc < INT_MAX)
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|         cur_custom_counts.realloc++;
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| 
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|     return p;
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| }
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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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| 
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|     if (cur_custom_counts.free < INT_MAX)
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|         cur_custom_counts.free++;
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| 
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|     free(addr);
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| }
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| #endif /* USE_CUSTOM_ALLOC_FNS */
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| 
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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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| 
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|             return false;
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|         }
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|     }
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| 
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|     return true;
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| }
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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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| 
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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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| 
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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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| 
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|     save_counts();
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| }
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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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| 
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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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| 
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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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| 
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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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| 
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|     return test_result;
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| }
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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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| 
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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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| 
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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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| 
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|         break;
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| 
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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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| 
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|         break;
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| 
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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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| 
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|         break;
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| 
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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))
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|                 test_result = 0;
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|         }
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| 
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|         break;
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| 
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|     case EXP_ZERO_SIZE:
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|         /*
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|          * Since the pointer ca either be NULL or non-NULL, depending
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|          * on implementation, we can only check for the absence of errors.
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|          */
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|         if (!TEST_int_eq(num_errs, 0))
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|             test_result = 0;
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| 
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|         break;
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| 
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|     default:
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|         TEST_error("Unexpected expected result");
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|         test_result = 0;
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|     }
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| 
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|     ERR_pop_to_mark();
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| 
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|     /*
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|      * We don't check for frees here as there's a non-trivial amount
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|      * of free calls in the error handling routines.
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|      */
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|     test_result &= check_counts(exp_mallocs, exp_reallocs, -1);
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| 
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|     return test_result;
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| }
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| 
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| static int test_xalloc(const bool secure, const bool array, const bool zero,
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|                        const bool macro, const struct array_alloc_vector *td)
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| {
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|     char *ret;
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|     int ln = test_line;
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|     size_t sz = td->nmemb * td->size;
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|     enum exp_ret exp = array ? td->exp_calloc : td->exp_malloc;
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|     bool really_secure = secure && secure_memory_is_secure;
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|     int exp_cnt = 0;
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|     int res;
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| 
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|     check_exp_prep();
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| 
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|     if (macro) {
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|         if (secure) {
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|             if (array) {
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|                 if (zero)
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|                     ln = OPENSSL_LINE, ret = OPENSSL_secure_calloc(td->nmemb, td->size);
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|                 else
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|                     ln = OPENSSL_LINE, ret = OPENSSL_secure_malloc_array(td->nmemb, td->size);
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|             } else {
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|                 if (zero)
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|                     ln = OPENSSL_LINE, ret = OPENSSL_secure_zalloc(sz);
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|                 else
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|                     ln = OPENSSL_LINE, ret = OPENSSL_secure_malloc(sz);
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|             }
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|         } else {
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|             if (array) {
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|                 if (zero)
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|                     ln = OPENSSL_LINE, ret = OPENSSL_calloc(td->nmemb, td->size);
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|                 else
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|                     ln = OPENSSL_LINE, ret = OPENSSL_malloc_array(td->nmemb, td->size);
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|             } else {
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|                 if (zero)
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|                     ln = OPENSSL_LINE, ret = OPENSSL_zalloc(sz);
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|                 else
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|                     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
 |