From 2e59f9740a29439df7c7a56cf0ae83dec3081d31 Mon Sep 17 00:00:00 2001
From: Micah Anderson <micah@riseup.net>
Date: Mon, 11 Aug 2014 13:49:21 -0400
Subject: initial import of debian version from mentors

---
 src/libsodium/crypto_stream/xsalsa20/checksum      |  1 +
 src/libsodium/crypto_stream/xsalsa20/ref/api.h     | 10 +++++++++
 .../crypto_stream/xsalsa20/ref/stream_xsalsa20.c   | 24 +++++++++++++++++++++
 .../crypto_stream/xsalsa20/ref/xor_xsalsa20.c      | 25 ++++++++++++++++++++++
 .../crypto_stream/xsalsa20/stream_xsalsa20_api.c   | 11 ++++++++++
 5 files changed, 71 insertions(+)
 create mode 100644 src/libsodium/crypto_stream/xsalsa20/checksum
 create mode 100644 src/libsodium/crypto_stream/xsalsa20/ref/api.h
 create mode 100644 src/libsodium/crypto_stream/xsalsa20/ref/stream_xsalsa20.c
 create mode 100644 src/libsodium/crypto_stream/xsalsa20/ref/xor_xsalsa20.c
 create mode 100644 src/libsodium/crypto_stream/xsalsa20/stream_xsalsa20_api.c

(limited to 'src/libsodium/crypto_stream/xsalsa20')

diff --git a/src/libsodium/crypto_stream/xsalsa20/checksum b/src/libsodium/crypto_stream/xsalsa20/checksum
new file mode 100644
index 0000000..cae64c0
--- /dev/null
+++ b/src/libsodium/crypto_stream/xsalsa20/checksum
@@ -0,0 +1 @@
+201bc58a96adcb6ed339ca33c188af8ca04a4ce68be1e0953309ee09a0cf8e7a
diff --git a/src/libsodium/crypto_stream/xsalsa20/ref/api.h b/src/libsodium/crypto_stream/xsalsa20/ref/api.h
new file mode 100644
index 0000000..58915f3
--- /dev/null
+++ b/src/libsodium/crypto_stream/xsalsa20/ref/api.h
@@ -0,0 +1,10 @@
+
+#include "crypto_stream_xsalsa20.h"
+
+#define crypto_stream crypto_stream_xsalsa20
+#define crypto_stream_xor crypto_stream_xsalsa20_xor
+#define crypto_stream_KEYBYTES crypto_stream_xsalsa20_KEYBYTES
+#define crypto_stream_NONCEBYTES crypto_stream_xsalsa20_NONCEBYTES
+#define crypto_stream_IMPLEMENTATION crypto_stream_xsalsa20_IMPLEMENTATION
+#define crypto_stream_VERSION crypto_stream_xsalsa20_VERSION
+
diff --git a/src/libsodium/crypto_stream/xsalsa20/ref/stream_xsalsa20.c b/src/libsodium/crypto_stream/xsalsa20/ref/stream_xsalsa20.c
new file mode 100644
index 0000000..50f8788
--- /dev/null
+++ b/src/libsodium/crypto_stream/xsalsa20/ref/stream_xsalsa20.c
@@ -0,0 +1,24 @@
+/*
+version 20080914
+D. J. Bernstein
+Public domain.
+*/
+
+#include "api.h"
+#include "crypto_core_hsalsa20.h"
+#include "crypto_stream_salsa20.h"
+
+static const unsigned char sigma[16] = {
+    'e', 'x', 'p', 'a', 'n', 'd', ' ', '3', '2', '-', 'b', 'y', 't', 'e', ' ', 'k'
+};
+
+int crypto_stream(
+        unsigned char *c,unsigned long long clen,
+  const unsigned char *n,
+  const unsigned char *k
+)
+{
+  unsigned char subkey[32];
+  crypto_core_hsalsa20(subkey,n,k,sigma);
+  return crypto_stream_salsa20(c,clen,n + 16,subkey);
+}
diff --git a/src/libsodium/crypto_stream/xsalsa20/ref/xor_xsalsa20.c b/src/libsodium/crypto_stream/xsalsa20/ref/xor_xsalsa20.c
new file mode 100644
index 0000000..14cce18
--- /dev/null
+++ b/src/libsodium/crypto_stream/xsalsa20/ref/xor_xsalsa20.c
@@ -0,0 +1,25 @@
+/*
+version 20080913
+D. J. Bernstein
+Public domain.
+*/
+
+#include "api.h"
+#include "crypto_core_hsalsa20.h"
+#include "crypto_stream_salsa20.h"
+
+static const unsigned char sigma[16] = {
+    'e', 'x', 'p', 'a', 'n', 'd', ' ', '3', '2', '-', 'b', 'y', 't', 'e', ' ', 'k'
+};
+
+int crypto_stream_xor(
+        unsigned char *c,
+  const unsigned char *m,unsigned long long mlen,
+  const unsigned char *n,
+  const unsigned char *k
+)
+{
+  unsigned char subkey[32];
+  crypto_core_hsalsa20(subkey,n,k,sigma);
+  return crypto_stream_salsa20_xor(c,m,mlen,n + 16,subkey);
+}
diff --git a/src/libsodium/crypto_stream/xsalsa20/stream_xsalsa20_api.c b/src/libsodium/crypto_stream/xsalsa20/stream_xsalsa20_api.c
new file mode 100644
index 0000000..256084e
--- /dev/null
+++ b/src/libsodium/crypto_stream/xsalsa20/stream_xsalsa20_api.c
@@ -0,0 +1,11 @@
+#include "crypto_stream_xsalsa20.h"
+
+size_t
+crypto_stream_xsalsa20_keybytes(void) {
+    return crypto_stream_xsalsa20_KEYBYTES;
+}
+
+size_t
+crypto_stream_xsalsa20_noncebytes(void) {
+    return crypto_stream_xsalsa20_NONCEBYTES;
+}
-- 
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