path: root/src/build-data/buildh.in

#ifndef BOTAN_BUILD_CONFIG_H__
#define BOTAN_BUILD_CONFIG_H__

/*
* This file was automatically generated running
* '%{command_line}'
*
* Target
*  - Compiler: %{cxx} %{cxx_abi_flags} %{cc_compile_flags}
*  - Arch: %{submodel}/%{arch}
*  - OS: %{os}
*/

#define BOTAN_VERSION_MAJOR %{version_major}
#define BOTAN_VERSION_MINOR %{version_minor}
#define BOTAN_VERSION_PATCH %{version_patch}
#define BOTAN_VERSION_DATESTAMP %{version_datestamp}

#define BOTAN_VERSION_RELEASE_TYPE "%{release_type}"

#define BOTAN_VERSION_VC_REVISION "%{version_vc_rev}"

#define BOTAN_DISTRIBUTION_INFO "%{distribution_info}"
%{unsafe_fuzzer_mode_define}


#define BOTAN_INSTALL_PREFIX R"(%{prefix})"
#define BOTAN_INSTALL_HEADER_DIR "%{includedir}/botan-%{version_major}.%{version_minor}"
#define BOTAN_INSTALL_LIB_DIR "%{libdir}"
#define BOTAN_LIB_LINK "%{link_to}"

#ifndef BOTAN_DLL
  #define BOTAN_DLL %{visibility_attribute}
#endif

/* How much to allocate for a buffer of no particular size */
#define BOTAN_DEFAULT_BUFFER_SIZE 1024

/* Minimum and maximum sizes to allocate out of the mlock pool (bytes)
   Default min is 16 as smaller values are easily bruteforceable and thus
   likely not cryptographic keys.
*/
#define BOTAN_MLOCK_ALLOCATOR_MIN_ALLOCATION 16
#define BOTAN_MLOCK_ALLOCATOR_MAX_ALLOCATION 128

/*
* Total maximum amount of RAM (in KiB) we will lock into memory, even
* if the OS would let us lock more
*/
#define BOTAN_MLOCK_ALLOCATOR_MAX_LOCKED_KB 512

/* Multiplier on a block cipher's native parallelism */
#define BOTAN_BLOCK_CIPHER_PAR_MULT 4

/* How many bits per limb in a BigInt */
#define BOTAN_MP_WORD_BITS %{mp_bits}

/*
* If enabled uses memset via volatile function pointer to zero memory,
* otherwise does a byte at a time write via a volatile pointer.
*/
#define BOTAN_USE_VOLATILE_MEMSET_FOR_ZERO 1

/*
* If enabled the ECC implementation will use Montgomery ladder
* instead of a fixed window implementation.
*/
#define BOTAN_POINTGFP_BLINDED_MULTIPLY_USE_MONTGOMERY_LADDER 0

/*
* Set number of bits used to generate mask for blinding the scalar of
* a point multiplication. Set to zero to disable this side-channel
* countermeasure.
*/
#define BOTAN_POINTGFP_SCALAR_BLINDING_BITS 20

/*
* Set number of bits used to generate mask for blinding the
* representation of an ECC point. Set to zero to diable this
* side-channel countermeasure.
*/
#define BOTAN_POINTGFP_RANDOMIZE_BLINDING_BITS 80

/*
* Normally blinding is performed by choosing a random starting point (plus
* its inverse, of a form appropriate to the algorithm being blinded), and
* then choosing new blinding operands by successive squaring of both
* values. This is much faster than computing a new starting point but
* introduces some possible coorelation
*
* To avoid possible leakage problems in long-running processes, the blinder
* periodically reinitializes the sequence. This value specifies how often
* a new sequence should be started.
*/
#define BOTAN_BLINDING_REINIT_INTERVAL 32

/*
* Userspace RNGs like HMAC_DRBG will reseed after a specified number
* of outputs are generated. Set to zero to disable automatic reseeding.
*/
#define BOTAN_RNG_DEFAULT_RESEED_INTERVAL 1024
#define BOTAN_RNG_RESEED_POLL_BITS 256
#define BOTAN_RNG_AUTO_RESEED_TIMEOUT std::chrono::milliseconds(10)
#define BOTAN_RNG_RESEED_DEFAULT_TIMEOUT std::chrono::milliseconds(50)

/*
* Specifies (in order) the list of entropy sources that will be used
* to seed an in-memory RNG. The first few in the default list
* ("timer", "proc_info", etc) do not count as contributing any entropy
* but are included as they are fast and help protect against a
* seriously broken system RNG.
*/
#define BOTAN_ENTROPY_DEFAULT_SOURCES \
   { "timestamp", "rdseed", "rdrand", "proc_info", \
   "darwin_secrandom", "dev_random", "win32_cryptoapi", "proc_walk", "system_stats" }

/*
* These control the RNG used by the system RNG interface
*/
#define BOTAN_SYSTEM_RNG_DEVICE "/dev/urandom"
#define BOTAN_SYSTEM_RNG_CRYPTOAPI_PROV_TYPE PROV_RSA_FULL

/*
* These paramaters control how many bytes to read from the system
* PRNG, and how long to block if applicable.
*
* Timeout is ignored on Windows as CryptGenRandom doesn't block
*/
#define BOTAN_SYSTEM_RNG_POLL_DEVICES { "/dev/urandom", "/dev/random", "/dev/srandom" }

/*
* This directory will be monitored by ProcWalking_EntropySource and
* the contents provided as entropy inputs to the RNG. May also be
* usefully set to something like "/sys", depending on the system being
* deployed to. Set to an empty string to disable.
*/
#define BOTAN_ENTROPY_PROC_FS_PATH "/proc"

#define BOTAN_SYSTEM_RNG_POLL_REQUEST 64
#define BOTAN_SYSTEM_RNG_POLL_TIMEOUT_MS 20


/*
How many times to read from the RDRAND/RDSEED RNGs.
Each read generates 32 bits of output
*/
#define BOTAN_ENTROPY_INTEL_RNG_POLLS 32

// According to Intel, RDRAND is guaranteed to generate a random number within 10 retries on a working CPU
#define BOTAN_ENTROPY_RDRAND_RETRIES 10

/*
* RdSeed is not guaranteed to generate a random number within a specific number of retries
* Define the number of retries here
*/
#define BOTAN_ENTROPY_RDSEED_RETRIES 20

/*
* Compiler and target specific flags
*/

/* Should we use GCC-style inline assembler? */
#if !defined(BOTAN_USE_GCC_INLINE_ASM) && defined(__GNUG__)
  #define BOTAN_USE_GCC_INLINE_ASM 1
#endif

#ifdef __GNUC__
  #define BOTAN_GCC_VERSION \
     (__GNUC__ * 100 + __GNUC_MINOR__ * 10 + __GNUC_PATCHLEVEL__)
#else
  #define BOTAN_GCC_VERSION 0
#endif

/* Target identification and feature test macros */
%{target_os_defines}

%{target_cpu_defines}

#if defined(BOTAN_TARGET_CPU_IS_LITTLE_ENDIAN) || \
    defined(BOTAN_TARGET_CPU_IS_BIG_ENDIAN)
  #define BOTAN_TARGET_CPU_HAS_KNOWN_ENDIANNESS
#endif

/*
* If no way of dynamically determining the cache line size for the
* system exists, this value is used as the default. Used by the side
* channel countermeasures rather than for alignment purposes, so it is
* better to be on the smaller side if the exact value cannot be
* determined. Typically 32 or 64 bytes on modern CPUs.
*/
#if !defined(BOTAN_TARGET_CPU_DEFAULT_CACHE_LINE_SIZE)
  #define BOTAN_TARGET_CPU_DEFAULT_CACHE_LINE_SIZE 32
#endif

%{target_compiler_defines}


#if defined(__GNUG__) || defined(__clang__)
  #define BOTAN_FUNC_ISA(isa) __attribute__ ((target(isa)))
#else
  #define BOTAN_FUNC_ISA(isa)
#endif

/*
* Compile-time deprecation warnings
*/
#if !defined(BOTAN_NO_DEPRECATED_WARNINGS)

  #if defined(__clang__)
    #define BOTAN_DEPRECATED(msg) __attribute__ ((deprecated))

  #elif defined(_MSC_VER)
    #define BOTAN_DEPRECATED(msg) __declspec(deprecated(msg))

  #elif defined(__GNUG__)

    #if BOTAN_GCC_VERSION >= 450
      #define BOTAN_DEPRECATED(msg) __attribute__ ((deprecated(msg)))
    #else
      #define BOTAN_DEPRECATED(msg) __attribute__ ((deprecated))
    #endif

  #endif

#endif

#if !defined(BOTAN_NORETURN)

  #if defined (__clang__) || defined (__GNUG__)
    #define BOTAN_NORETURN __attribute__ ((__noreturn__))

  #elif defined (_MSC_VER)
    #define BOTAN_NORETURN __declspec(noreturn)

  #else
    #define BOTAN_NORETURN
	
  #endif

#endif


#if defined(_MSC_VER)
  #define BOTAN_CURRENT_FUNCTION __FUNCTION__
#else
  #define BOTAN_CURRENT_FUNCTION __func__
#endif

#if !defined(BOTAN_DEPRECATED)
  #define BOTAN_DEPRECATED(msg)
#endif

#if defined(_MSC_VER) && (_MSC_VER < 1900)
  // noexcept is not supported in VS 2013
  #include <yvals.h>
  #define BOTAN_NOEXCEPT _NOEXCEPT
#else
  #define BOTAN_NOEXCEPT noexcept
#endif

/*
* Module availability definitions
*/
%{module_defines}

/*
* Local configuration options (if any) follow
*/
%{local_config}

/**
* Controls how AutoSeeded_RNG is instantiated
*/
#if !defined(BOTAN_AUTO_RNG_HMAC)

  #if defined(BOTAN_HAS_SHA2_64)
    #define BOTAN_AUTO_RNG_HMAC "HMAC(SHA-384)"
  #elif defined(BOTAN_HAS_SHA2_32)
    #define BOTAN_AUTO_RNG_HMAC "HMAC(SHA-256)"
  #elif defined(BOTAN_HAS_SHA3)
    #define BOTAN_AUTO_RNG_HMAC "HMAC(SHA-3(256))"
  #elif defined(BOTAN_HAS_SHA1)
    #define BOTAN_AUTO_RNG_HMAC "HMAC(SHA-1)"
  #endif
  // Otherwise, no hash found: leave BOTAN_AUTO_RNG_HMAC undefined

#endif

// Append to macros living outside of functions, so that invocations must end with a semicolon.
// The struct is only declared to force the semicolon, it is never defined.
#define BOTAN_FORCE_SEMICOLON struct BOTAN_DUMMY_STRUCT

#if defined(BOTAN_TARGET_ARCH_IS_X86_64) && (\
    (defined(_MSC_VER) && !defined(_WIN64)) || \
    (defined(__clang__) && !defined(__x86_64__)) || \
    (defined(__GNUG__) && !defined(__x86_64__)) \
)
    #error "Trying to compile Botan configured as x86_64 with non-x86_64 compiler."
#endif

#if defined(BOTAN_TARGET_ARCH_IS_X86_32) && (\
    (defined(_MSC_VER) && defined(_WIN64)) || \
    (defined(__clang__) && !defined(__i386__)) || \
    (defined(__GNUG__) && !defined(__i386__)) \
)
    #error "Trying to compile Botan configured as x86_32 with non-x86_32 compiler."
#endif

#endif