c89 compliance

6 files changed, 66 insertions, 62 deletions

diff --git a/ref/genkat-c.c b/ref/genkat-c.c
index 9dc7470..4bb90db 100644
--- a/ref/genkat-c.c
+++ b/ref/genkat-c.c
@@ -30,12 +30,12 @@ do  \
 { \
   printf( "static const uint8_t " #name "_kat[BLAKE2_KAT_LENGTH][" #size_prefix "_OUTBYTES] = \n{\n" ); \
    \
-  for( size_t i = 0; i < LENGTH; ++i ) \
+  for( i = 0; i < LENGTH; ++i ) \
   { \
     name( hash, size_prefix ## _OUTBYTES, in, i, NULL, 0 ); \
     printf( "\t{\n\t\t" ); \
  \
-  for( int j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
+  for( j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
       printf( "0x%02X%s", hash[j], ( j + 1 ) == size_prefix ## _OUTBYTES ? "\n" : j && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
       \
     printf( "\t},\n" ); \
@@ -50,12 +50,12 @@ do  \
 { \
   printf( "static const uint8_t " #name "_keyed_kat[BLAKE2_KAT_LENGTH][" #size_prefix "_OUTBYTES] = \n{\n" ); \
   \
-  for( size_t i = 0; i < LENGTH; ++i ) \
+  for( i = 0; i < LENGTH; ++i ) \
   { \
   name( hash, size_prefix ## _OUTBYTES, in, i, key, size_prefix ## _KEYBYTES ); \
   printf( "\t{\n\t\t" ); \
   \
-  for( int j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
+  for( j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
   printf( "0x%02X%s", hash[j], ( j + 1 ) == size_prefix ## _OUTBYTES ? "\n" : j && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
   \
   printf( "\t},\n" ); \
@@ -70,15 +70,15 @@ do  \
 { \
   printf( "static const uint8_t " #name "_kat[BLAKE2_KAT_LENGTH][BLAKE2_KAT_LENGTH] = \n{\n" ); \
    \
-  for( size_t i = 1; i <= LENGTH; ++i ) \
+  for( i = 1; i <= LENGTH; ++i ) \
   { \
     name( hash, i, in, LENGTH, NULL, 0 ); \
     printf( "\t{\n\t\t" ); \
  \
-  for( int j = 0; j < i; ++j ) \
+  for( j = 0; j < i; ++j ) \
       printf( "0x%02X%s", hash[j], ( j + 1 ) == LENGTH ? "\n"  : j && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
       \
-  for( int j = i; j < LENGTH; ++j ) \
+  for( j = i; j < LENGTH; ++j ) \
       printf( "0x00%s", ( j + 1 ) == LENGTH ? "\n" : j && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
       \
     printf( "\t},\n" ); \
@@ -93,15 +93,15 @@ do  \
 { \
   printf( "static const uint8_t " #name "_keyed_kat[BLAKE2_KAT_LENGTH][BLAKE2_KAT_LENGTH] = \n{\n" ); \
    \
-  for( size_t i = 1; i <= LENGTH; ++i ) \
+  for( i = 1; i <= LENGTH; ++i ) \
   { \
     name( hash, i, in, LENGTH, key, size_prefix ## _KEYBYTES ); \
     printf( "\t{\n\t\t" ); \
  \
-  for( int j = 0; j < i; ++j ) \
+  for( j = 0; j < i; ++j ) \
       printf( "0x%02X%s", hash[j], ( j + 1 ) == LENGTH ? "\n" : j  && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
       \
-  for( int j = i; j < LENGTH; ++j ) \
+  for( j = i; j < LENGTH; ++j ) \
       printf( "0x00%s", ( j + 1 ) == LENGTH ? "\n" : j && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
       \
     printf( "\t},\n" ); \
@@ -112,16 +112,17 @@ do  \
 } while (0)
 
 
-int main( int argc, char **argv )
+int main()
 {
   uint8_t key[64] = {0};
   uint8_t in[LENGTH] = {0};
   uint8_t hash[LENGTH] = {0};
+  size_t i, j;
 
-  for( size_t i = 0; i < sizeof( in ); ++i )
+  for( i = 0; i < sizeof( in ); ++i )
     in[i] = i;
 
-  for( size_t i = 0; i < sizeof( key ); ++i )
+  for( i = 0; i < sizeof( key ); ++i )
     key[i] = i;
 
   puts( "#ifndef BLAKE2_KAT_H\n"
diff --git a/ref/genkat-json.c b/ref/genkat-json.c
index 8362942..d8c4a17 100644
--- a/ref/genkat-json.c
+++ b/ref/genkat-json.c
@@ -28,13 +28,13 @@
 #define MAKE_KAT(name,size_prefix) \
 do  \
 { \
-  for( size_t i = 0; i < LENGTH; ++i ) \
+  for( i = 0; i < LENGTH; ++i ) \
   { \
     printf("\n{\n");\
      \
     printf("    \"hash\": \"" #name "\",\n");\
     printf("    \"in\": \"");\
-    for( int j = 0; j < i; ++j ) printf( "%02x", in[j]);\
+    for( j = 0; j < i; ++j ) printf( "%02x", in[j]);\
     \
     printf( "\",\n" ); \
     printf("    \"key\": \"\",\n");\
@@ -42,7 +42,7 @@ do  \
     \
     name( hash, size_prefix ## _OUTBYTES, in, i, NULL, 0 ); \
     \
-    for( int j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
+    for( j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
         printf( "%02x", hash[j]);\
     printf( "\"\n" ); \
     printf( "}," ); \
@@ -52,23 +52,23 @@ do  \
 #define MAKE_KEYED_KAT(name,size_prefix) \
 do  \
 { \
-  for( size_t i = 0; i < LENGTH; ++i ) \
+  for( i = 0; i < LENGTH; ++i ) \
   { \
     printf("\n{\n");\
      \
     printf("    \"hash\": \"" #name "\",\n");\
     printf("    \"in\": \"");\
-    for( int j = 0; j < i; ++j ) printf( "%02x", in[j]);\
+    for( j = 0; j < i; ++j ) printf( "%02x", in[j]);\
     \
     printf( "\",\n" ); \
     printf("    \"key\": \"");\
-    for( int j = 0; j < size_prefix ## _KEYBYTES; ++j ) printf( "%02x", key[j]);\
+    for( j = 0; j < size_prefix ## _KEYBYTES; ++j ) printf( "%02x", key[j]);\
     printf("\",\n");\
     printf("    \"out\": \"");\
     \
     name( hash, size_prefix ## _OUTBYTES, in, i, key, size_prefix ## _KEYBYTES ); \
     \
-    for( int j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
+    for( j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
         printf( "%02x", hash[j]);\
     printf( "\"\n" ); \
     printf( "}," ); \
@@ -78,13 +78,13 @@ do  \
 #define MAKE_XOF_KAT(name) \
 do  \
 { \
-  for( size_t i = 1; i <= LENGTH; ++i ) \
+  for( i = 1; i <= LENGTH; ++i ) \
   { \
     printf("\n{\n");\
      \
     printf("    \"hash\": \"" #name "\",\n");\
     printf("    \"in\": \"");\
-    for( int j = 0; j < LENGTH; ++j ) printf( "%02x", in[j]);\
+    for( j = 0; j < LENGTH; ++j ) printf( "%02x", in[j]);\
     \
     printf( "\",\n" ); \
     printf("    \"key\": \"\",\n");\
@@ -92,7 +92,7 @@ do  \
     \
     name( hash, i, in, LENGTH, NULL, 0 ); \
     \
-    for( int j = 0; j < i; ++j ) \
+    for( j = 0; j < i; ++j ) \
         printf( "%02x", hash[j]);\
     printf( "\"\n" ); \
     printf( "}," ); \
@@ -102,23 +102,23 @@ do  \
 #define MAKE_XOF_KEYED_KAT(name,size_prefix) \
 do  \
 { \
-  for( size_t i = 1; i <= LENGTH; ++i ) \
+  for( i = 1; i <= LENGTH; ++i ) \
   { \
     printf("\n{\n");\
      \
     printf("    \"hash\": \"" #name "\",\n");\
     printf("    \"in\": \"");\
-    for( int j = 0; j < LENGTH; ++j ) printf( "%02x", in[j]);\
+    for( j = 0; j < LENGTH; ++j ) printf( "%02x", in[j]);\
     \
     printf( "\",\n" ); \
     printf("    \"key\": \"");\
-    for( int j = 0; j < size_prefix ## _KEYBYTES; ++j ) printf( "%02x", key[j]);\
+    for( j = 0; j < size_prefix ## _KEYBYTES; ++j ) printf( "%02x", key[j]);\
     printf("\",\n");\
     printf("    \"out\": \"");\
     \
     name( hash, i, in, LENGTH, key, size_prefix ## _KEYBYTES ); \
     \
-    for( int j = 0; j < i; ++j ) \
+    for( j = 0; j < i; ++j ) \
         printf( "%02x", hash[j]);\
     printf( "\"\n" ); \
     printf( "}," ); \
@@ -126,16 +126,17 @@ do  \
 } while (0)
 
 
-int main( int argc, char **argv )
+int main()
 {
   uint8_t key[64] = {0};
   uint8_t in[LENGTH] = {0};
   uint8_t hash[LENGTH] = {0};
+  size_t i, j;
 
-  for( size_t i = 0; i < sizeof( in ); ++i )
+  for( i = 0; i < sizeof( in ); ++i )
     in[i] = i;
 
-  for( size_t i = 0; i < sizeof( key ); ++i )
+  for( i = 0; i < sizeof( key ); ++i )
     key[i] = i;
 
   printf("[");
diff --git a/ref/makefile b/ref/makefile
index 999df9a..8bb0882 100644
--- a/ref/makefile
+++ b/ref/makefile
@@ -1,5 +1,5 @@
 CC=gcc
-CFLAGS=-O2 -I../testvectors -Wall
+CFLAGS=-O2 -I../testvectors -Wall --std=c89
 BLAKEBINS=blake2s blake2b blake2sp blake2bp blake2xs blake2xb
 
 all:		$(BLAKEBINS) check
diff --git a/sse/genkat-c.c b/sse/genkat-c.c
index 9dc7470..4bb90db 100644
--- a/sse/genkat-c.c
+++ b/sse/genkat-c.c
@@ -30,12 +30,12 @@ do  \
 { \
   printf( "static const uint8_t " #name "_kat[BLAKE2_KAT_LENGTH][" #size_prefix "_OUTBYTES] = \n{\n" ); \
    \
-  for( size_t i = 0; i < LENGTH; ++i ) \
+  for( i = 0; i < LENGTH; ++i ) \
   { \
     name( hash, size_prefix ## _OUTBYTES, in, i, NULL, 0 ); \
     printf( "\t{\n\t\t" ); \
  \
-  for( int j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
+  for( j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
       printf( "0x%02X%s", hash[j], ( j + 1 ) == size_prefix ## _OUTBYTES ? "\n" : j && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
       \
     printf( "\t},\n" ); \
@@ -50,12 +50,12 @@ do  \
 { \
   printf( "static const uint8_t " #name "_keyed_kat[BLAKE2_KAT_LENGTH][" #size_prefix "_OUTBYTES] = \n{\n" ); \
   \
-  for( size_t i = 0; i < LENGTH; ++i ) \
+  for( i = 0; i < LENGTH; ++i ) \
   { \
   name( hash, size_prefix ## _OUTBYTES, in, i, key, size_prefix ## _KEYBYTES ); \
   printf( "\t{\n\t\t" ); \
   \
-  for( int j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
+  for( j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
   printf( "0x%02X%s", hash[j], ( j + 1 ) == size_prefix ## _OUTBYTES ? "\n" : j && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
   \
   printf( "\t},\n" ); \
@@ -70,15 +70,15 @@ do  \
 { \
   printf( "static const uint8_t " #name "_kat[BLAKE2_KAT_LENGTH][BLAKE2_KAT_LENGTH] = \n{\n" ); \
    \
-  for( size_t i = 1; i <= LENGTH; ++i ) \
+  for( i = 1; i <= LENGTH; ++i ) \
   { \
     name( hash, i, in, LENGTH, NULL, 0 ); \
     printf( "\t{\n\t\t" ); \
  \
-  for( int j = 0; j < i; ++j ) \
+  for( j = 0; j < i; ++j ) \
       printf( "0x%02X%s", hash[j], ( j + 1 ) == LENGTH ? "\n"  : j && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
       \
-  for( int j = i; j < LENGTH; ++j ) \
+  for( j = i; j < LENGTH; ++j ) \
       printf( "0x00%s", ( j + 1 ) == LENGTH ? "\n" : j && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
       \
     printf( "\t},\n" ); \
@@ -93,15 +93,15 @@ do  \
 { \
   printf( "static const uint8_t " #name "_keyed_kat[BLAKE2_KAT_LENGTH][BLAKE2_KAT_LENGTH] = \n{\n" ); \
    \
-  for( size_t i = 1; i <= LENGTH; ++i ) \
+  for( i = 1; i <= LENGTH; ++i ) \
   { \
     name( hash, i, in, LENGTH, key, size_prefix ## _KEYBYTES ); \
     printf( "\t{\n\t\t" ); \
  \
-  for( int j = 0; j < i; ++j ) \
+  for( j = 0; j < i; ++j ) \
       printf( "0x%02X%s", hash[j], ( j + 1 ) == LENGTH ? "\n" : j  && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
       \
-  for( int j = i; j < LENGTH; ++j ) \
+  for( j = i; j < LENGTH; ++j ) \
       printf( "0x00%s", ( j + 1 ) == LENGTH ? "\n" : j && !( ( j + 1 ) % 8 ) ? ",\n\t\t" : ", " ); \
       \
     printf( "\t},\n" ); \
@@ -112,16 +112,17 @@ do  \
 } while (0)
 
 
-int main( int argc, char **argv )
+int main()
 {
   uint8_t key[64] = {0};
   uint8_t in[LENGTH] = {0};
   uint8_t hash[LENGTH] = {0};
+  size_t i, j;
 
-  for( size_t i = 0; i < sizeof( in ); ++i )
+  for( i = 0; i < sizeof( in ); ++i )
     in[i] = i;
 
-  for( size_t i = 0; i < sizeof( key ); ++i )
+  for( i = 0; i < sizeof( key ); ++i )
     key[i] = i;
 
   puts( "#ifndef BLAKE2_KAT_H\n"
diff --git a/sse/genkat-json.c b/sse/genkat-json.c
index 8362942..d8c4a17 100644
--- a/sse/genkat-json.c
+++ b/sse/genkat-json.c
@@ -28,13 +28,13 @@
 #define MAKE_KAT(name,size_prefix) \
 do  \
 { \
-  for( size_t i = 0; i < LENGTH; ++i ) \
+  for( i = 0; i < LENGTH; ++i ) \
   { \
     printf("\n{\n");\
      \
     printf("    \"hash\": \"" #name "\",\n");\
     printf("    \"in\": \"");\
-    for( int j = 0; j < i; ++j ) printf( "%02x", in[j]);\
+    for( j = 0; j < i; ++j ) printf( "%02x", in[j]);\
     \
     printf( "\",\n" ); \
     printf("    \"key\": \"\",\n");\
@@ -42,7 +42,7 @@ do  \
     \
     name( hash, size_prefix ## _OUTBYTES, in, i, NULL, 0 ); \
     \
-    for( int j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
+    for( j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
         printf( "%02x", hash[j]);\
     printf( "\"\n" ); \
     printf( "}," ); \
@@ -52,23 +52,23 @@ do  \
 #define MAKE_KEYED_KAT(name,size_prefix) \
 do  \
 { \
-  for( size_t i = 0; i < LENGTH; ++i ) \
+  for( i = 0; i < LENGTH; ++i ) \
   { \
     printf("\n{\n");\
      \
     printf("    \"hash\": \"" #name "\",\n");\
     printf("    \"in\": \"");\
-    for( int j = 0; j < i; ++j ) printf( "%02x", in[j]);\
+    for( j = 0; j < i; ++j ) printf( "%02x", in[j]);\
     \
     printf( "\",\n" ); \
     printf("    \"key\": \"");\
-    for( int j = 0; j < size_prefix ## _KEYBYTES; ++j ) printf( "%02x", key[j]);\
+    for( j = 0; j < size_prefix ## _KEYBYTES; ++j ) printf( "%02x", key[j]);\
     printf("\",\n");\
     printf("    \"out\": \"");\
     \
     name( hash, size_prefix ## _OUTBYTES, in, i, key, size_prefix ## _KEYBYTES ); \
     \
-    for( int j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
+    for( j = 0; j < size_prefix ## _OUTBYTES; ++j ) \
         printf( "%02x", hash[j]);\
     printf( "\"\n" ); \
     printf( "}," ); \
@@ -78,13 +78,13 @@ do  \
 #define MAKE_XOF_KAT(name) \
 do  \
 { \
-  for( size_t i = 1; i <= LENGTH; ++i ) \
+  for( i = 1; i <= LENGTH; ++i ) \
   { \
     printf("\n{\n");\
      \
     printf("    \"hash\": \"" #name "\",\n");\
     printf("    \"in\": \"");\
-    for( int j = 0; j < LENGTH; ++j ) printf( "%02x", in[j]);\
+    for( j = 0; j < LENGTH; ++j ) printf( "%02x", in[j]);\
     \
     printf( "\",\n" ); \
     printf("    \"key\": \"\",\n");\
@@ -92,7 +92,7 @@ do  \
     \
     name( hash, i, in, LENGTH, NULL, 0 ); \
     \
-    for( int j = 0; j < i; ++j ) \
+    for( j = 0; j < i; ++j ) \
         printf( "%02x", hash[j]);\
     printf( "\"\n" ); \
     printf( "}," ); \
@@ -102,23 +102,23 @@ do  \
 #define MAKE_XOF_KEYED_KAT(name,size_prefix) \
 do  \
 { \
-  for( size_t i = 1; i <= LENGTH; ++i ) \
+  for( i = 1; i <= LENGTH; ++i ) \
   { \
     printf("\n{\n");\
      \
     printf("    \"hash\": \"" #name "\",\n");\
     printf("    \"in\": \"");\
-    for( int j = 0; j < LENGTH; ++j ) printf( "%02x", in[j]);\
+    for( j = 0; j < LENGTH; ++j ) printf( "%02x", in[j]);\
     \
     printf( "\",\n" ); \
     printf("    \"key\": \"");\
-    for( int j = 0; j < size_prefix ## _KEYBYTES; ++j ) printf( "%02x", key[j]);\
+    for( j = 0; j < size_prefix ## _KEYBYTES; ++j ) printf( "%02x", key[j]);\
     printf("\",\n");\
     printf("    \"out\": \"");\
     \
     name( hash, i, in, LENGTH, key, size_prefix ## _KEYBYTES ); \
     \
-    for( int j = 0; j < i; ++j ) \
+    for( j = 0; j < i; ++j ) \
         printf( "%02x", hash[j]);\
     printf( "\"\n" ); \
     printf( "}," ); \
@@ -126,16 +126,17 @@ do  \
 } while (0)
 
 
-int main( int argc, char **argv )
+int main()
 {
   uint8_t key[64] = {0};
   uint8_t in[LENGTH] = {0};
   uint8_t hash[LENGTH] = {0};
+  size_t i, j;
 
-  for( size_t i = 0; i < sizeof( in ); ++i )
+  for( i = 0; i < sizeof( in ); ++i )
     in[i] = i;
 
-  for( size_t i = 0; i < sizeof( key ); ++i )
+  for( i = 0; i < sizeof( key ); ++i )
     key[i] = i;
 
   printf("[");
diff --git a/sse/makefile b/sse/makefile
index 7b83967..52cf839 100644
--- a/sse/makefile
+++ b/sse/makefile
@@ -1,5 +1,5 @@
 CC=gcc
-CFLAGS=-O3 -I../testvectors -Wall
+CFLAGS=-O3 -I../testvectors -Wall --std=c89
 BLAKEBINS=blake2s blake2b blake2sp blake2bp blake2xs blake2xb
 
 all:		$(BLAKEBINS) check