Added NaCl crypto library.

2 files changed, 128 insertions, 0 deletions

diff --git a/nacl/commandline/nacl-sha256.c b/nacl/commandline/nacl-sha256.c
new file mode 100644
index 00000000..8e0df453
--- /dev/null
+++ b/nacl/commandline/nacl-sha256.c
@@ -0,0 +1,64 @@
+/*
+commandline/nacl-sha256.c version 20080713
+D. J. Bernstein
+Public domain.
+*/
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/mman.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include "crypto_hash_sha256.h"
+
+unsigned char *input;
+unsigned long long inputalloc;
+unsigned long long inputlen;
+
+unsigned char h[crypto_hash_sha256_BYTES];
+
+void h_print(void)
+{
+  int i;
+  for (i = 0;i < crypto_hash_sha256_BYTES;++i) printf("%02x",255 & (int) h[i]);
+  printf("\n");
+}
+
+int main()
+{
+  struct stat st;
+  int ch;
+
+  if (fstat(0,&st) == 0) {
+    input = mmap(0,st.st_size,PROT_READ,MAP_SHARED,0,0);
+    if (input != MAP_FAILED) {
+      crypto_hash_sha256(h,input,st.st_size);
+      h_print();
+      return 0;
+    }
+  }
+
+  input = 0;
+  inputalloc = 0;
+  inputlen = 0;
+
+  while ((ch = getchar()) != EOF) {
+    if (inputlen >= inputalloc) {
+      void *newinput;
+      while (inputlen >= inputalloc)
+        inputalloc = inputalloc * 2 + 1;
+      if (posix_memalign(&newinput,16,inputalloc) != 0) return 111;
+      memcpy(newinput,input,inputlen);
+      free(input);
+      input = newinput;
+    }
+    input[inputlen++] = ch;
+  }
+
+  crypto_hash_sha256(h,input,inputlen);
+  h_print();
+
+  return 0;
+}
diff --git a/nacl/commandline/nacl-sha512.c b/nacl/commandline/nacl-sha512.c
new file mode 100644
index 00000000..6864c76a
--- /dev/null
+++ b/nacl/commandline/nacl-sha512.c
@@ -0,0 +1,64 @@
+/*
+commandline/nacl-sha512.c version 20080713
+D. J. Bernstein
+Public domain.
+*/
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/mman.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include "crypto_hash_sha512.h"
+
+unsigned char *input;
+unsigned long long inputalloc;
+unsigned long long inputlen;
+
+unsigned char h[crypto_hash_sha512_BYTES];
+
+void h_print(void)
+{
+  int i;
+  for (i = 0;i < crypto_hash_sha512_BYTES;++i) printf("%02x",255 & (int) h[i]);
+  printf("\n");
+}
+
+int main()
+{
+  struct stat st;
+  int ch;
+
+  if (fstat(0,&st) == 0) {
+    input = mmap(0,st.st_size,PROT_READ,MAP_SHARED,0,0);
+    if (input != MAP_FAILED) {
+      crypto_hash_sha512(h,input,st.st_size);
+      h_print();
+      return 0;
+    }
+  }
+
+  input = 0;
+  inputalloc = 0;
+  inputlen = 0;
+
+  while ((ch = getchar()) != EOF) {
+    if (inputlen >= inputalloc) {
+      void *newinput;
+      while (inputlen >= inputalloc)
+        inputalloc = inputalloc * 2 + 1;
+      if (posix_memalign(&newinput,16,inputalloc) != 0) return 111;
+      memcpy(newinput,input,inputlen);
+      free(input);
+      input = newinput;
+    }
+    input[inputlen++] = ch;
+  }
+
+  crypto_hash_sha512(h,input,inputlen);
+  h_print();
+
+  return 0;
+}