1 files changed, 105 insertions, 0 deletions
diff --git a/external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_onetimeauth/poly1305/donna/auth_poly1305_donna.c b/external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_onetimeauth/poly1305/donna/auth_poly1305_donna.c
new file mode 100644
index 00000000..42e21e33
--- /dev/null
+++ b/external_libs/python/pyzmq-14.7.0/bundled/libsodium/src/libsodium/crypto_onetimeauth/poly1305/donna/auth_poly1305_donna.c
@@ -0,0 +1,105 @@
+
+#include "utils.h"
+#include "poly1305_donna.h"
+#ifdef HAVE_TI_MODE
+# include "poly1305_donna64.h"
+#else
+# include "poly1305_donna32.h"
+#endif
+
+static void
+poly1305_update(poly1305_context *ctx, const unsigned char *m,
+                unsigned long long bytes) {
+    poly1305_state_internal_t *st = (poly1305_state_internal_t *)(void *)ctx;
+    unsigned long long i;
+
+    /* handle leftover */
+    if (st->leftover) {
+        unsigned long long want = (poly1305_block_size - st->leftover);
+        if (want > bytes)
+            want = bytes;
+        for (i = 0; i < want; i++)
+            st->buffer[st->leftover + i] = m[i];
+        bytes -= want;
+        m += want;
+        st->leftover += want;
+        if (st->leftover < poly1305_block_size)
+            return;
+        poly1305_blocks(st, st->buffer, poly1305_block_size);
+        st->leftover = 0;
+    }
+
+    /* process full blocks */
+    if (bytes >= poly1305_block_size) {
+        unsigned long long want = (bytes & ~(poly1305_block_size - 1));
+        poly1305_blocks(st, m, want);
+        m += want;
+        bytes -= want;
+    }
+
+    /* store leftover */
+    if (bytes) {
+        for (i = 0; i < bytes; i++)
+            st->buffer[st->leftover + i] = m[i];
+        st->leftover += bytes;
+    }
+}
+
+int
+crypto_onetimeauth_poly1305_donna(unsigned char *out, const unsigned char *m,
+                                  unsigned long long inlen,
+                                  const unsigned char *key)
+{
+    poly1305_context ctx;
+    poly1305_init(&ctx, key);
+    poly1305_update(&ctx, m, inlen);
+    poly1305_finish(&ctx, out);
+
+    return 0;
+}
+
+int
+crypto_onetimeauth_poly1305_donna_init(crypto_onetimeauth_poly1305_state *state,
+                                       const unsigned char *key)
+{
+    poly1305_init((poly1305_context *) state, key);
+
+    return 0;
+}
+
+int
+crypto_onetimeauth_poly1305_donna_update(crypto_onetimeauth_poly1305_state *state,
+                                         const unsigned char *in,
+                                         unsigned long long inlen)
+{
+    poly1305_update((poly1305_context *) state, in, inlen);
+
+    return 0;
+}
+
+int
+crypto_onetimeauth_poly1305_donna_final(crypto_onetimeauth_poly1305_state *state,
+                                        unsigned char *out)
+{
+    poly1305_finish((poly1305_context *) state, out);
+
+    return 0;
+}
+
+/* LCOV_EXCL_START */
+const char *
+crypto_onetimeauth_poly1305_donna_implementation_name(void)
+{
+    return POLY1305_IMPLEMENTATION_NAME;
+}
+/* LCOV_EXCL_STOP */
+
+struct crypto_onetimeauth_poly1305_implementation
+crypto_onetimeauth_poly1305_donna_implementation = {
+    SODIUM_C99(.implementation_name =) crypto_onetimeauth_poly1305_donna_implementation_name,
+    SODIUM_C99(.onetimeauth =) crypto_onetimeauth_poly1305_donna,
+    SODIUM_C99(.onetimeauth_verify =) crypto_onetimeauth_poly1305_donna_verify,
+    SODIUM_C99(.onetimeauth_init =) crypto_onetimeauth_poly1305_donna_init,
+    SODIUM_C99(.onetimeauth_update =) crypto_onetimeauth_poly1305_donna_update,
+    SODIUM_C99(.onetimeauth_final =) crypto_onetimeauth_poly1305_donna_final
+};