add external dependencies in a pre-built way to avoid incompatibilities

external/include/sodium/crypto_generichash_blake2b.h

@@ -0,0 +1,118 @@
+#ifndef crypto_generichash_blake2b_H
+#define crypto_generichash_blake2b_H
+
+#include <stddef.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+#include "export.h"
+
+#ifdef __cplusplus
+# ifdef __GNUC__
+#  pragma GCC diagnostic ignored "-Wlong-long"
+# endif
+extern "C" {
+#endif
+
+#if defined(__IBMC__) || defined(__SUNPRO_C) || defined(__SUNPRO_CC)
+# pragma pack(1)
+#else
+# pragma pack(push, 1)
+#endif
+
+typedef struct CRYPTO_ALIGN(64) crypto_generichash_blake2b_state {
+    unsigned char opaque[384];
+} crypto_generichash_blake2b_state;
+
+#if defined(__IBMC__) || defined(__SUNPRO_C) || defined(__SUNPRO_CC)
+# pragma pack()
+#else
+# pragma pack(pop)
+#endif
+
+#define crypto_generichash_blake2b_BYTES_MIN     16U
+SODIUM_EXPORT
+size_t crypto_generichash_blake2b_bytes_min(void);
+
+#define crypto_generichash_blake2b_BYTES_MAX     64U
+SODIUM_EXPORT
+size_t crypto_generichash_blake2b_bytes_max(void);
+
+#define crypto_generichash_blake2b_BYTES         32U
+SODIUM_EXPORT
+size_t crypto_generichash_blake2b_bytes(void);
+
+#define crypto_generichash_blake2b_KEYBYTES_MIN  16U
+SODIUM_EXPORT
+size_t crypto_generichash_blake2b_keybytes_min(void);
+
+#define crypto_generichash_blake2b_KEYBYTES_MAX  64U
+SODIUM_EXPORT
+size_t crypto_generichash_blake2b_keybytes_max(void);
+
+#define crypto_generichash_blake2b_KEYBYTES      32U
+SODIUM_EXPORT
+size_t crypto_generichash_blake2b_keybytes(void);
+
+#define crypto_generichash_blake2b_SALTBYTES     16U
+SODIUM_EXPORT
+size_t crypto_generichash_blake2b_saltbytes(void);
+
+#define crypto_generichash_blake2b_PERSONALBYTES 16U
+SODIUM_EXPORT
+size_t crypto_generichash_blake2b_personalbytes(void);
+
+SODIUM_EXPORT
+size_t crypto_generichash_blake2b_statebytes(void);
+
+SODIUM_EXPORT
+int crypto_generichash_blake2b(unsigned char *out, size_t outlen,
+                               const unsigned char *in,
+                               unsigned long long inlen,
+                               const unsigned char *key, size_t keylen)
+            __attribute__ ((nonnull(1)));
+
+SODIUM_EXPORT
+int crypto_generichash_blake2b_salt_personal(unsigned char *out, size_t outlen,
+                                             const unsigned char *in,
+                                             unsigned long long inlen,
+                                             const unsigned char *key,
+                                             size_t keylen,
+                                             const unsigned char *salt,
+                                             const unsigned char *personal)
+            __attribute__ ((nonnull(1)));
+
+SODIUM_EXPORT
+int crypto_generichash_blake2b_init(crypto_generichash_blake2b_state *state,
+                                    const unsigned char *key,
+                                    const size_t keylen, const size_t outlen)
+            __attribute__ ((nonnull(1)));
+
+SODIUM_EXPORT
+int crypto_generichash_blake2b_init_salt_personal(crypto_generichash_blake2b_state *state,
+                                                  const unsigned char *key,
+                                                  const size_t keylen, const size_t outlen,
+                                                  const unsigned char *salt,
+                                                  const unsigned char *personal)
+            __attribute__ ((nonnull(1)));
+
+SODIUM_EXPORT
+int crypto_generichash_blake2b_update(crypto_generichash_blake2b_state *state,
+                                      const unsigned char *in,
+                                      unsigned long long inlen)
+            __attribute__ ((nonnull(1)));
+
+SODIUM_EXPORT
+int crypto_generichash_blake2b_final(crypto_generichash_blake2b_state *state,
+                                     unsigned char *out,
+                                     const size_t outlen) __attribute__ ((nonnull));
+
+SODIUM_EXPORT
+void crypto_generichash_blake2b_keygen(unsigned char k[crypto_generichash_blake2b_KEYBYTES])
+            __attribute__ ((nonnull));
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif