Generate precomputed tables as sources in `precomps/'.

[u/mdw/catacomb] / symm / twofish-mktab.c

diff --git a/symm/twofish-mktab.c b/symm/twofish-mktab.c
index 4453fbe..f461a7d 100644 (file)
--- a/symm/twofish-mktab.c
+++ b/symm/twofish-mktab.c
@@ -150,16 +150,16 @@ static void printq(const q_tab *q, const char *name)
   int j;
 
   printf("\
-#define TWOFISH_%s {                                                   \\\n\
+const octet twofish_%s[256] = {\n\
   ", name);
   j = 0;
   for (i = 0; i < 256; i++) {
     printf("0x%02x", q->q[i]);
     j = (j + 1) & 7;
     if (i == 255)
-      fputs("                  \\\n}\n\n", stdout);
+      fputs("\n};\n\n", stdout);
     else if (j == 0)
-      fputs(",                 \\\n  ", stdout);
+      fputs(",\n  ", stdout);
     else
       fputs(", ", stdout);
   }
@@ -260,19 +260,19 @@ static void qmds(void)
  * bytes through appropriate @q@ tables and the MDS matrix.\n\
  */\n\
 \n\
-#define TWOFISH_QMDS {                                                 \\");
+const uint32 twofish_qmds[4][256] = {\
+");
   for (i = 0; i < 4; i++) {
     fputs("  { ", stdout);
     for (j = 0; j < 256; j++) {
       printf("0x%08lx", (unsigned long)t[i][j]);
       if (j == 255) {
        if (i == 3)
-         puts(" }                      \\\n}");
+         puts(" }\n};");
        else
-         puts(" },                     \\\n\
-                                                                       \\");
+         puts(" },\n");
       } else if (j % 4 == 3)
-       fputs(",                        \\\n    ", stdout);
+       fputs(",\n    ", stdout);
       else
        fputs(", ", stdout);
     }
@@ -320,29 +320,29 @@ static void rslog(void)
  * The Reed-Solomon multiplies are accelerated by using log tables.\n\
  */\n\
 \n\
-#define TWOFISH_RSLOG {                                                        \\\n\
+const octet twofish_rslog[256] = {\n\
   ", stdout);
 
   for (i = 0; i < 256; i++) {
     printf("0x%02x", rslog[i]);
     if (i == 255)
-      puts("                   \\\n}\n");
+      puts("\n};\n");
     else if (i % 8 == 7)
-      fputs(",                 \\\n  ", stdout);
+      fputs(",\n  ", stdout);
     else
       fputs(", ", stdout);
   }
 
-  fputs("\
-#define TWOFISH_RSEXP {                                                        \\\n\
-  ", stdout);
+  printf("\
+const octet twofish_rsexp[%d] = {\n\
+  ", 255 + x + 1);
 
   for (i = 0; i < 255 + x + 1; i++) {
     printf("0x%02x", rsexp[i % 255]);
     if (i == 255 + x)
-      puts("                                           \\\n}\n");
+      puts("\n};\n");
     else if (i % 8 == 7)
-      fputs(",                 \\\n  ", stdout);
+      fputs(",\n  ", stdout);
     else
       fputs(", ", stdout);
   }
@@ -350,15 +350,15 @@ static void rslog(void)
   fputs("\
 /* --- Reed-Solomon matrix with log entries --- */\n\
 \n\
-#define TWOFISH_RS {                                                   \\\n\
+const octet twofish_rs[32] = {\n\
   ", stdout);
 
   for (i = 0; i < 32; i++) {
     printf("0x%02x", rslog[rs[i]]);
     if (i == 31)
-      puts("                   \\\n}\n");
+      puts("\n};");
     else if (i % 8 == 7)
-      fputs(",                 \\\n  ", stdout);
+      fputs(",\n  ", stdout);
     else
       fputs(", ", stdout);
   }
@@ -376,8 +376,7 @@ int main(void)
  * Twofish q tables [generated]\n\
  */\n\
 \n\
-#ifndef CATACOMB_TWOFISH_TAB_H\n\
-#define CATACOMB_TWOFISH_TAB_H\n\
+#include <mLib/bits.h>\n\
 \n\
 ", stdout);
 
@@ -388,8 +387,8 @@ int main(void)
 ");
   mkq(&q0, &qt0, "qt0");
   mkq(&q1, &qt1, "qt1");
-  printq(&q0, "Q0");
-  printq(&q1, "Q1");
+  printq(&q0, "q0");
+  printq(&q1, "q1");
 
   /* --- The MDS/q tables --- */
 
@@ -398,8 +397,6 @@ int main(void)
 
   /* --- Done --- */
 
-  puts("#endif");
-
   if (fclose(stdout)) {
     fprintf(stderr, "error writing data\n");
     exit(EXIT_FAILURE);