/*

  +----------------------------------------------------------------------+

  | Copyright © The PHP Group and Contributors.                          |

  +----------------------------------------------------------------------+

  | This source file is subject to the Modified BSD License that is      |

  | bundled with this package in the file LICENSE, and is available      |

  | through the World Wide Web at <https://www.php.net/license/>.        |

  |                                                                      |

  | SPDX-License-Identifier: BSD-3-Clause                                |

  +----------------------------------------------------------------------+

  | Author: Sara Golemon <pollita@php.net>                               |

  +----------------------------------------------------------------------+

*/

#ifndef PHP_HASH_H

#define PHP_HASH_H

#include "php.h"

#define PHP_HASH_EXTNAME  "hash"

#define PHP_HASH_VERSION  PHP_VERSION

#define PHP_MHASH_VERSION PHP_VERSION

#define PHP_HASH_HMAC   0x0001

#define PHP_HASH_SERIALIZE_MAGIC_SPEC          2

#define L64 INT64_C

typedef enum {

    HASH_SPEC_SUCCESS = 0,

    HASH_SPEC_FAILURE = -1,

    WRONG_CONTEXT_SIZE = -999,

    BYTE_OFFSET_POS_ERROR = -1000,

    CONTEXT_VALIDATION_FAILURE = -2000,

} hash_spec_result;

typedef struct _php_hashcontext_object php_hashcontext_object;

typedef void (*php_hash_init_func_t)(void *context, HashTable *args);

typedef void (*php_hash_update_func_t)(void *context, const unsigned char *buf, size_t count);

typedef void (*php_hash_final_func_t)(unsigned char *digest, void *context);

typedef zend_result (*php_hash_copy_func_t)(const void *ops, const void *orig_context, void *dest_context);

typedef hash_spec_result (*php_hash_serialize_func_t)(const php_hashcontext_object *hash, zend_long *magic, zval *zv);

typedef hash_spec_result (*php_hash_unserialize_func_t)(php_hashcontext_object *hash, zend_long magic, const zval *zv);

typedef struct _php_hash_ops {

  const char *algo;

  php_hash_init_func_t hash_init;

  php_hash_update_func_t hash_update;

  php_hash_final_func_t hash_final;

  php_hash_copy_func_t hash_copy;

  php_hash_serialize_func_t hash_serialize;

  php_hash_unserialize_func_t hash_unserialize;

  const char *serialize_spec;

  size_t digest_size;

  size_t block_size;

  size_t context_size;

  unsigned is_crypto: 1;

  size_t context_align;

} php_hash_ops;

struct _php_hashcontext_object {

  const php_hash_ops *ops;

  void *context;

  zend_long options;

  unsigned char *key;

  zend_object std;

};

static inline php_hashcontext_object *php_hashcontext_from_object(zend_object *obj) {

  return ((php_hashcontext_object*)(obj + 1)) - 1;

}

Unexecuted instantiation: hash_adler32.c:php_hashcontext_from_object

Unexecuted instantiation: hash_crc32.c:php_hashcontext_from_object

Unexecuted instantiation: hash_fnv.c:php_hashcontext_from_object

Unexecuted instantiation: hash_gost.c:php_hashcontext_from_object

Unexecuted instantiation: hash_haval.c:php_hashcontext_from_object

Unexecuted instantiation: hash_joaat.c:php_hashcontext_from_object

Unexecuted instantiation: hash_md.c:php_hashcontext_from_object

Unexecuted instantiation: hash_murmur.c:php_hashcontext_from_object

Unexecuted instantiation: hash_ripemd.c:php_hashcontext_from_object

Unexecuted instantiation: hash_sha_ni.c:php_hashcontext_from_object

Unexecuted instantiation: hash_sha_sse2.c:php_hashcontext_from_object

Unexecuted instantiation: hash_sha.c:php_hashcontext_from_object

Unexecuted instantiation: hash_sha3.c:php_hashcontext_from_object

Unexecuted instantiation: hash_snefru.c:php_hashcontext_from_object

Unexecuted instantiation: hash_tiger.c:php_hashcontext_from_object

Unexecuted instantiation: hash_whirlpool.c:php_hashcontext_from_object

Unexecuted instantiation: hash_xxhash.c:php_hashcontext_from_object

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static inline php_hashcontext_object *php_hashcontext_from_object(zend_object *obj) {

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  return ((php_hashcontext_object*)(obj + 1)) - 1;

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}

Unexecuted instantiation: internal_functions_cli.c:php_hashcontext_from_object

extern const php_hash_ops php_hash_md2_ops;

extern const php_hash_ops php_hash_md4_ops;

extern const php_hash_ops php_hash_md5_ops;

extern const php_hash_ops php_hash_sha1_ops;

extern const php_hash_ops php_hash_sha224_ops;

extern const php_hash_ops php_hash_sha256_ops;

extern const php_hash_ops php_hash_sha384_ops;

extern const php_hash_ops php_hash_sha512_ops;

extern const php_hash_ops php_hash_sha512_256_ops;

extern const php_hash_ops php_hash_sha512_224_ops;

extern const php_hash_ops php_hash_sha3_224_ops;

extern const php_hash_ops php_hash_sha3_256_ops;

extern const php_hash_ops php_hash_sha3_384_ops;

extern const php_hash_ops php_hash_sha3_512_ops;

extern const php_hash_ops php_hash_ripemd128_ops;

extern const php_hash_ops php_hash_ripemd160_ops;

extern const php_hash_ops php_hash_ripemd256_ops;

extern const php_hash_ops php_hash_ripemd320_ops;

extern const php_hash_ops php_hash_whirlpool_ops;

extern const php_hash_ops php_hash_3tiger128_ops;

extern const php_hash_ops php_hash_3tiger160_ops;

extern const php_hash_ops php_hash_3tiger192_ops;

extern const php_hash_ops php_hash_4tiger128_ops;

extern const php_hash_ops php_hash_4tiger160_ops;

extern const php_hash_ops php_hash_4tiger192_ops;

extern const php_hash_ops php_hash_snefru_ops;

extern const php_hash_ops php_hash_gost_ops;

extern const php_hash_ops php_hash_gost_crypto_ops;

extern const php_hash_ops php_hash_adler32_ops;

extern const php_hash_ops php_hash_crc32_ops;

extern const php_hash_ops php_hash_crc32b_ops;

extern const php_hash_ops php_hash_crc32c_ops;

extern const php_hash_ops php_hash_fnv132_ops;

extern const php_hash_ops php_hash_fnv1a32_ops;

extern const php_hash_ops php_hash_fnv164_ops;

extern const php_hash_ops php_hash_fnv1a64_ops;

extern const php_hash_ops php_hash_joaat_ops;

extern const php_hash_ops php_hash_murmur3a_ops;

extern const php_hash_ops php_hash_murmur3c_ops;

extern const php_hash_ops php_hash_murmur3f_ops;

extern const php_hash_ops php_hash_xxh32_ops;

extern const php_hash_ops php_hash_xxh64_ops;

extern const php_hash_ops php_hash_xxh3_64_ops;

extern const php_hash_ops php_hash_xxh3_128_ops;

#define PHP_HASH_HAVAL_OPS(p,b) extern const php_hash_ops php_hash_##p##haval##b##_ops;

PHP_HASH_HAVAL_OPS(3,128)

PHP_HASH_HAVAL_OPS(3,160)

PHP_HASH_HAVAL_OPS(3,192)

PHP_HASH_HAVAL_OPS(3,224)

PHP_HASH_HAVAL_OPS(3,256)

PHP_HASH_HAVAL_OPS(4,128)

PHP_HASH_HAVAL_OPS(4,160)

PHP_HASH_HAVAL_OPS(4,192)

PHP_HASH_HAVAL_OPS(4,224)

PHP_HASH_HAVAL_OPS(4,256)

PHP_HASH_HAVAL_OPS(5,128)

PHP_HASH_HAVAL_OPS(5,160)

PHP_HASH_HAVAL_OPS(5,192)

PHP_HASH_HAVAL_OPS(5,224)

PHP_HASH_HAVAL_OPS(5,256)

extern zend_module_entry hash_module_entry;

#define phpext_hash_ptr &hash_module_entry

#ifdef PHP_WIN32

# define PHP_HASH_API __declspec(dllexport)

#elif defined(__GNUC__) && __GNUC__ >= 4

# define PHP_HASH_API __attribute__ ((visibility("default")))

#else

# define PHP_HASH_API

#endif

extern PHP_HASH_API zend_class_entry *php_hashcontext_ce;

PHP_HASH_API const php_hash_ops *php_hash_fetch_ops(zend_string *algo);

PHP_HASH_API void php_hash_register_algo(const char *algo, const php_hash_ops *ops);

PHP_HASH_API zend_result php_hash_copy(const void *ops, const void *orig_context, void *dest_context);

PHP_HASH_API hash_spec_result php_hash_serialize(const php_hashcontext_object *context, zend_long *magic, zval *zv);

PHP_HASH_API hash_spec_result php_hash_unserialize(php_hashcontext_object *context, zend_long magic, const zval *zv);

PHP_HASH_API hash_spec_result php_hash_serialize_spec(const php_hashcontext_object *context, zval *zv, const char *spec);

PHP_HASH_API hash_spec_result php_hash_unserialize_spec(php_hashcontext_object *hash, const zval *zv, const char *spec);

static inline void *php_hash_alloc_context(const php_hash_ops *ops) {

  /* Zero out context memory so serialization doesn't expose internals */

  if (ops->context_align > 0) {

    size_t align = ops->context_align;

    char *base = ecalloc(1, ops->context_size + align);

    size_t offset = align - ((uintptr_t)base & (align - 1));

    char *ptr = base + offset;

    ptr[-1] = (char)offset;

    return ptr;

  }

  return ecalloc(1, ops->context_size);

}

Unexecuted instantiation: hash_adler32.c:php_hash_alloc_context

Unexecuted instantiation: hash_crc32.c:php_hash_alloc_context

Unexecuted instantiation: hash_fnv.c:php_hash_alloc_context

Unexecuted instantiation: hash_gost.c:php_hash_alloc_context

Unexecuted instantiation: hash_haval.c:php_hash_alloc_context

Unexecuted instantiation: hash_joaat.c:php_hash_alloc_context

Unexecuted instantiation: hash_md.c:php_hash_alloc_context

Unexecuted instantiation: hash_murmur.c:php_hash_alloc_context

Unexecuted instantiation: hash_ripemd.c:php_hash_alloc_context

Unexecuted instantiation: hash_sha_ni.c:php_hash_alloc_context

Unexecuted instantiation: hash_sha_sse2.c:php_hash_alloc_context

Unexecuted instantiation: hash_sha.c:php_hash_alloc_context

Unexecuted instantiation: hash_sha3.c:php_hash_alloc_context

Unexecuted instantiation: hash_snefru.c:php_hash_alloc_context

Unexecuted instantiation: hash_tiger.c:php_hash_alloc_context

Unexecuted instantiation: hash_whirlpool.c:php_hash_alloc_context

Unexecuted instantiation: hash_xxhash.c:php_hash_alloc_context

hash.c:php_hash_alloc_context

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static inline void *php_hash_alloc_context(const php_hash_ops *ops) {

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  /* Zero out context memory so serialization doesn't expose internals */

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  if (ops->context_align > 0) {

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    size_t align = ops->context_align;

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    char *base = ecalloc(1, ops->context_size + align);

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    size_t offset = align - ((uintptr_t)base & (align - 1));

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    char *ptr = base + offset;

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    ptr[-1] = (char)offset;

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    return ptr;

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  }

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  return ecalloc(1, ops->context_size);

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}

Unexecuted instantiation: internal_functions_cli.c:php_hash_alloc_context

static inline void php_hash_free_context(const php_hash_ops *ops, void *ctx) {

  if (ops->context_align > 0) {

    unsigned char offset = ((unsigned char *)ctx)[-1];

    efree((char *)ctx - offset);

    return;

  }

  efree(ctx);

}

Unexecuted instantiation: hash_adler32.c:php_hash_free_context

Unexecuted instantiation: hash_crc32.c:php_hash_free_context

Unexecuted instantiation: hash_fnv.c:php_hash_free_context

Unexecuted instantiation: hash_gost.c:php_hash_free_context

Unexecuted instantiation: hash_haval.c:php_hash_free_context

Unexecuted instantiation: hash_joaat.c:php_hash_free_context

Unexecuted instantiation: hash_md.c:php_hash_free_context

Unexecuted instantiation: hash_murmur.c:php_hash_free_context

Unexecuted instantiation: hash_ripemd.c:php_hash_free_context

Unexecuted instantiation: hash_sha_ni.c:php_hash_free_context

Unexecuted instantiation: hash_sha_sse2.c:php_hash_free_context

Unexecuted instantiation: hash_sha.c:php_hash_free_context

Unexecuted instantiation: hash_sha3.c:php_hash_free_context

Unexecuted instantiation: hash_snefru.c:php_hash_free_context

Unexecuted instantiation: hash_tiger.c:php_hash_free_context

Unexecuted instantiation: hash_whirlpool.c:php_hash_free_context

Unexecuted instantiation: hash_xxhash.c:php_hash_free_context

hash.c:php_hash_free_context

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static inline void php_hash_free_context(const php_hash_ops *ops, void *ctx) {

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  if (ops->context_align > 0) {

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    unsigned char offset = ((unsigned char *)ctx)[-1];

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    efree((char *)ctx - offset);

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    return;

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  }

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  efree(ctx);

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}

Unexecuted instantiation: internal_functions_cli.c:php_hash_free_context

#endif  /* PHP_HASH_H */