From a497b83f80508747151dacf660f7d5de48d0464f Mon Sep 17 00:00:00 2001
From: Egor Tensin <Egor.Tensin@gmail.com>
Date: Thu, 4 Jun 2015 17:05:24 +0300
Subject: explicitly separate BE vs. LE block I/O functions
---
src/common.c | 169 ++++++++++++++++++++++++++++++++++++++++++-----------------
1 file changed, 122 insertions(+), 47 deletions(-)
(limited to 'src')
diff --git a/src/common.c b/src/common.c
index bd628d5..36edac0 100644
--- a/src/common.c
+++ b/src/common.c
@@ -15,9 +15,33 @@
AesBlockString128 format_aes_block128(AesBlock128* block)
{
-#ifdef AESNI_FIPS_STYLE_IO_BY_DEFAULT
- return format_aes_block128_fips_style(block);
+#if defined LIBAESNI_BE_IO_BY_DEFAULT && LIBAESNI_BE_IO_BY_DEFAULT
+ return format_aes_block128_be(block);
#else
+ return format_aes_block128_le(block);
+#endif
+}
+
+AesBlockString192 format_aes_block192(AesBlock192* block)
+{
+#if defined LIBAESNI_BE_IO_BY_DEFAULT && LIBAESNI_BE_IO_BY_DEFAULT
+ return format_aes_block192_be(block);
+#else
+ return format_aes_block192_le(block);
+#endif
+}
+
+AesBlockString256 format_aes_block256(AesBlock256* block)
+{
+#if defined LIBAESNI_BE_IO_BY_DEFAULT && LIBAESNI_BE_IO_BY_DEFAULT
+ return format_aes_block256_be(block);
+#else
+ return format_aes_block256_le(block);
+#endif
+}
+
+AesBlockString128 format_aes_block128_le(AesBlock128* block)
+{
AesBlockString128 result;
char *cursor = result.str;
@@ -26,14 +50,10 @@ AesBlockString128 format_aes_block128(AesBlock128* block)
*cursor = '\0';
return result;
-#endif
}
-AesBlockString192 format_aes_block192(AesBlock192* block)
+AesBlockString192 format_aes_block192_le(AesBlock192* block)
{
-#ifdef AESNI_FIPS_STYLE_IO_BY_DEFAULT
- return format_aes_block192_fips_style(block);
-#else
AesBlockString192 result;
char *cursor = result.str;
@@ -44,14 +64,10 @@ AesBlockString192 format_aes_block192(AesBlock192* block)
*cursor = '\0';
return result;
-#endif
}
-AesBlockString256 format_aes_block256(AesBlock256* block)
+AesBlockString256 format_aes_block256_le(AesBlock256* block)
{
-#ifdef AESNI_FIPS_STYLE_IO_BY_DEFAULT
- return format_aes_block256_fips_style(block);
-#else
AesBlockString256 result;
char *cursor = result.str;
@@ -62,10 +78,9 @@ AesBlockString256 format_aes_block256(AesBlock256* block)
*cursor = '\0';
return result;
-#endif
}
-AesBlockString128 format_aes_block128_fips_style(AesBlock128* block)
+AesBlockString128 format_aes_block128_be(AesBlock128* block)
{
AesBlockString128 result;
char *cursor = result.str;
@@ -77,7 +92,7 @@ AesBlockString128 format_aes_block128_fips_style(AesBlock128* block)
return result;
}
-AesBlockString192 format_aes_block192_fips_style(AesBlock192* block)
+AesBlockString192 format_aes_block192_be(AesBlock192* block)
{
AesBlockString192 result;
char *cursor = result.str;
@@ -91,7 +106,7 @@ AesBlockString192 format_aes_block192_fips_style(AesBlock192* block)
return result;
}
-AesBlockString256 format_aes_block256_fips_style(AesBlock256* block)
+AesBlockString256 format_aes_block256_be(AesBlock256* block)
{
AesBlockString256 result;
char *cursor = result.str;
@@ -105,7 +120,22 @@ AesBlockString256 format_aes_block256_fips_style(AesBlock256* block)
return result;
}
-AesBlockMatrixString128 format_aes_block128_fips_matrix_style(AesBlock128* block)
+AesBlockMatrixString128 format_aes_block128_as_matrix(AesBlock128* block)
+{
+ return format_aes_block128_be_as_matrix(block);
+}
+
+AesBlockMatrixString192 format_aes_block192_as_matrix(AesBlock192* block)
+{
+ return format_aes_block192_be_as_matrix(block);
+}
+
+AesBlockMatrixString256 format_aes_block256_as_matrix(AesBlock256* block)
+{
+ return format_aes_block256_be_as_matrix(block);
+}
+
+AesBlockMatrixString128 format_aes_block128_be_as_matrix(AesBlock128* block)
{
__declspec(align(16)) unsigned char bytes[4][4];
AesBlockMatrixString128 result;
@@ -124,7 +154,7 @@ AesBlockMatrixString128 format_aes_block128_fips_matrix_style(AesBlock128* block
return result;
}
-AesBlockMatrixString192 format_aes_block192_fips_matrix_style(AesBlock192* block)
+AesBlockMatrixString192 format_aes_block192_be_as_matrix(AesBlock192* block)
{
__declspec(align(16)) unsigned char bytes[8][4];
AesBlockMatrixString192 result;
@@ -144,7 +174,7 @@ AesBlockMatrixString192 format_aes_block192_fips_matrix_style(AesBlock192* block
return result;
}
-AesBlockMatrixString256 format_aes_block256_fips_matrix_style(AesBlock256* block)
+AesBlockMatrixString256 format_aes_block256_be_as_matrix(AesBlock256* block)
{
__declspec(align(16)) unsigned char bytes[8][4];
AesBlockMatrixString256 result;
@@ -179,79 +209,124 @@ void print_aes_block256(AesBlock256* block)
printf("%s\n", format_aes_block256(block).str);
}
-void print_aes_block128_fips_style(AesBlock128* block)
+void print_aes_block128_le(AesBlock128* block)
+{
+ printf("%s\n", format_aes_block128_le(block).str);
+}
+
+void print_aes_block192_le(AesBlock192* block)
+{
+ printf("%s\n", format_aes_block192_le(block).str);
+}
+
+void print_aes_block256_le(AesBlock256* block)
{
- printf("%s\n", format_aes_block128_fips_style(block).str);
+ printf("%s\n", format_aes_block256_le(block).str);
}
-void print_aes_block192_fips_style(AesBlock192* block)
+void print_aes_block128_be(AesBlock128* block)
{
- printf("%s\n", format_aes_block192_fips_style(block).str);
+ printf("%s\n", format_aes_block128_be(block).str);
}
-void print_aes_block256_fips_style(AesBlock256* block)
+void print_aes_block192_be(AesBlock192* block)
{
- printf("%s\n", format_aes_block256_fips_style(block).str);
+ printf("%s\n", format_aes_block192_be(block).str);
}
-void print_aes_block128_fips_matrix_style(AesBlock128* block)
+void print_aes_block256_be(AesBlock256* block)
{
- printf("%s", format_aes_block128_fips_matrix_style(block).str);
+ printf("%s\n", format_aes_block256_be(block).str);
}
-void print_aes_block192_fips_matrix_style(AesBlock192* block)
+void print_aes_block128_as_matrix(AesBlock128* block)
{
- printf("%s", format_aes_block192_fips_matrix_style(block).str);
+ printf("%s\n", format_aes_block128(block).str);
+}
+
+void print_aes_block192_as_matrix(AesBlock192* block)
+{
+ printf("%s\n", format_aes_block192(block).str);
}
-void print_aes_block256_fips_matrix_style(AesBlock256* block)
+void print_aes_block256_as_matrix(AesBlock256* block)
{
- printf("%s", format_aes_block256_fips_matrix_style(block).str);
+ printf("%s\n", format_aes_block256(block).str);
+}
+
+void print_aes_block128_be_as_matrix(AesBlock128* block)
+{
+ printf("%s", format_aes_block128_be_as_matrix(block).str);
+}
+
+void print_aes_block192_be_as_matrix(AesBlock192* block)
+{
+ printf("%s", format_aes_block192_be_as_matrix(block).str);
+}
+
+void print_aes_block256_be_as_matrix(AesBlock256* block)
+{
+ printf("%s", format_aes_block256_be_as_matrix(block).str);
}
int parse_aes_block128(AesBlock128* block, const char* src)
{
-#if defined AESNI_FIPS_STYLE_IO_BY_DEFAULT && AESNI_FIPS_STYLE_IO_BY_DEFAULT
- return parse_aes_block128_fips_style(block, src);
+#if defined LIBAESNI_BE_IO_BY_DEFAULT && LIBAESNI_BE_IO_BY_DEFAULT
+ return parse_aes_block128_be(block, src);
+#else
+ return parse_aes_block128_le(block, src);
+#endif
+}
+
+int parse_aes_block192(AesBlock192* block, const char* src)
+{
+#if defined LIBAESNI_BE_IO_BY_DEFAULT && LIBAESNI_BE_IO_BY_DEFAULT
+ return parse_aes_block192_be(block, src);
+#else
+ return parse_aes_block192_le(block, src);
+#endif
+}
+
+int parse_aes_block256(AesBlock256* block, const char* src)
+{
+#if defined LIBAESNI_BE_IO_BY_DEFAULT && LIBAESNI_BE_IO_BY_DEFAULT
+ return parse_aes_block256_be(block, src);
#else
+ return parse_aes_block256_le(block, src);
+#endif
+}
+
+int parse_aes_block128_le(AesBlock128* block, const char* src)
+{
int n, xs[4];
if (sscanf(src, "%8x%8x%8x%8x%n", &xs[0], &xs[1], &xs[2], &xs[3], &n) != 4
|| n != strlen(src))
return 1;
*block = make_aes_block128(xs[0], xs[1], xs[2], xs[3]);
return 0;
-#endif
}
-int parse_aes_block192(AesBlock192* block, const char* src)
+int parse_aes_block192_le(AesBlock192* block, const char* src)
{
-#if defined AESNI_FIPS_STYLE_IO_BY_DEFAULT && AESNI_FIPS_STYLE_IO_BY_DEFAULT
- return parse_aes_block192_fips_style(block, src);
-#else
int n, xs[6];
if (sscanf(src, "%8x%8x%8x%8x%8x%8x%n", &xs[0], &xs[1], &xs[2], &xs[3], &xs[4], &xs[5], &n) != 6
|| n != strlen(src))
return 1;
*block = make_aes_block192(xs[0], xs[1], xs[2], xs[3], xs[4], xs[5]);
return 0;
-#endif
}
-int parse_aes_block256(AesBlock256* block, const char* src)
+int parse_aes_block256_le(AesBlock256* block, const char* src)
{
-#if defined AESNI_FIPS_STYLE_IO_BY_DEFAULT && AESNI_FIPS_STYLE_IO_BY_DEFAULT
- return parse_aes_block256_fips_style(block, src);
-#else
int n, xs[8];
if (sscanf(src, "%8x%8x%8x%8x%8x%8x%8x%8x%n", &xs[0], &xs[1], &xs[2], &xs[3], &xs[4], &xs[5], &xs[6], &xs[7], &n) != 8
|| n != strlen(src))
return 1;
*block = make_aes_block256(xs[0], xs[1], xs[2], xs[3], xs[4], xs[5], xs[6], xs[7]);
return 0;
-#endif
}
-int parse_aes_block128_fips_style(AesBlock128* block, const char* src)
+int parse_aes_block128_be(AesBlock128* block, const char* src)
{
unsigned char bytes[16];
@@ -269,7 +344,7 @@ int parse_aes_block128_fips_style(AesBlock128* block, const char* src)
return 0;
}
-int parse_aes_block192_fips_style(AesBlock192* block, const char* src)
+int parse_aes_block192_be(AesBlock192* block, const char* src)
{
AesBlock128 lo, hi;
unsigned char lo_bytes[16], hi_bytes[16] = { 0 };
@@ -303,7 +378,7 @@ int parse_aes_block192_fips_style(AesBlock192* block, const char* src)
return 0;
}
-int parse_aes_block256_fips_style(AesBlock256* block, const char* src)
+int parse_aes_block256_be(AesBlock256* block, const char* src)
{
AesBlock128 lo, hi;
unsigned char lo_bytes[16], hi_bytes[16];
--
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