#pragma once // Define machine endianness. This is for GCC: #if (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) #define BASE64_NEON64_LITTLE_ENDIAN 1 #else #define BASE64_NEON64_LITTLE_ENDIAN 0 #endif // This is for Clang: #ifdef __LITTLE_ENDIAN__ #define BASE64_NEON64_LITTLE_ENDIAN 1 #endif #ifdef __BIG_ENDIAN__ #define BASE64_NEON64_LITTLE_ENDIAN 0 #endif // Endian conversion functions #if BASE64_NEON64_LITTLE_ENDIAN #define cpu_to_be32(x) __builtin_bswap32(x) #define cpu_to_be64(x) __builtin_bswap64(x) #define be32_to_cpu(x) __builtin_bswap32(x) #define be64_to_cpu(x) __builtin_bswap64(x) #else #define cpu_to_be32(x) (x) #define cpu_to_be64(x) (x) #define be32_to_cpu(x) (x) #define be64_to_cpu(x) (x) #endif // These tables are used by all codecs // for fallback plain encoding/decoding: extern const uint8_t neon64_base64_table_enc[]; extern const uint8_t neon64_base64_table_dec[];