Constify generators

Signed-off-by: Steffen Jaeckel <[email protected]>
libtom · Sep 17, 2024 · 723c080 · 723c080
1 parent bf88810
commit 723c080
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Showing 27 changed files with 534 additions and 521 deletions.
diff --git a/src/generators/comba_mult_gen.c b/src/generators/comba_mult_gen.c
@@ -20,7 +20,7 @@ printf(
 "#endif\n"
 "\n"
 "#if defined(TFM_MUL%d) && FP_SIZE >= %d\n"
-"void fp_mul_comba%d(fp_int *A, fp_int *B, fp_int *C)\n"
+"void fp_mul_comba%d(const fp_int *A, const fp_int *B, fp_int *C)\n"
 "{\n"
 "   fp_digit c0, c1, c2, at[%d];\n", N, N+N, N, N+N);
 if (N >= 32) {

diff --git a/src/generators/comba_mult_smallgen.c b/src/generators/comba_mult_smallgen.c
@@ -18,10 +18,10 @@ printf(
 "#endif\n"
 "\n"
 "#if defined(TFM_SMALL_SET)\n"
-"void fp_mul_comba_small(fp_int *A, fp_int *B, fp_int *C)\n"
+"void fp_mul_comba_small(const fp_int *A, const fp_int *B, fp_int *C)\n"
 "{\n"
 "   fp_digit c0, c1, c2, at[32];\n"
-"   switch (MAX(A->used, B->used)) { \n"
+"   switch (MAX(A->used, B->used)) {\n"
 );
 
 for (N = 1; N <= 16; N++) {
@@ -43,10 +43,11 @@ if (x > 0) {
 printf(
 "      COMBA_FORWARD;\n");
 }
+printf("   ");
       for (y = 0; y < N; y++) {
       for (z = 0; z < N; z++) {
           if ((y+z)==x) {
-             printf("      MULADD(at[%d], at[%d]); ", y, z+N);
+             printf("   MULADD(at[%d], at[%d]);", y, z+N);
           }
       }
       }

diff --git a/src/generators/comba_sqr_gen.c b/src/generators/comba_sqr_gen.c
@@ -18,9 +18,10 @@ printf(
 "#endif\n"
 "\n"
 "#if defined(TFM_SQR%d) && FP_SIZE >= %d\n"
-"void fp_sqr_comba%d(fp_int *A, fp_int *B)\n"
+"void fp_sqr_comba%d(const fp_int *A, fp_int *B)\n"
 "{\n"
-"   fp_digit *a, b[%d], c0, c1, c2;\n", N, N+N, N, N+N);
+"   const fp_digit *a;\n"
+"   fp_digit b[%d], c0, c1, c2;\n", N, N+N, N, N+N);
 
 if (N > 4) {
 printf(

diff --git a/src/generators/comba_sqr_smallgen.c b/src/generators/comba_sqr_smallgen.c
@@ -17,9 +17,10 @@ printf(
 "#endif\n"
 "\n"
 "#if defined(TFM_SMALL_SET)\n"
-"void fp_sqr_comba_small(fp_int *A, fp_int *B)\n"
+"void fp_sqr_comba_small(const fp_int *A, fp_int *B)\n"
 "{\n"
-"   fp_digit *a, b[32], c0, c1, c2, sc0, sc1, sc2;\n"
+"   const fp_digit *a;\n"
+"   fp_digit b[32], c0, c1, c2, sc0, sc1, sc2;\n"
 "#ifdef TFM_ISO\n"
 "   fp_word tt;\n"
 "#endif\n"

diff --git a/src/mont/fp_mont_small.i b/src/mont/fp_mont_small.i
@@ -9,7 +9,7 @@ void fp_montgomery_reduce_small(fp_int *a, fp_int *m, fp_digit mp)
 
 #if defined(USE_MEMSET)
    /* now zero the buff */
-   memset(c, 0, sizeof c);
+   memset(c, 0, sizeof(c));
 #endif
    pa = m->used;
 

diff --git a/src/mul/fp_mul_comba_12.c b/src/mul/fp_mul_comba_12.c
@@ -6,7 +6,7 @@
 #endif
 
 #if defined(TFM_MUL12) && FP_SIZE >= 24
-void fp_mul_comba12(fp_int *A, fp_int *B, fp_int *C)
+void fp_mul_comba12(const fp_int *A, const fp_int *B, fp_int *C)
 {
    fp_digit c0, c1, c2, at[24];
 

diff --git a/src/mul/fp_mul_comba_17.c b/src/mul/fp_mul_comba_17.c
@@ -6,7 +6,7 @@
 #endif
 
 #if defined(TFM_MUL17) && FP_SIZE >= 34
-void fp_mul_comba17(fp_int *A, fp_int *B, fp_int *C)
+void fp_mul_comba17(const fp_int *A, const fp_int *B, fp_int *C)
 {
    fp_digit c0, c1, c2, at[34];
 

diff --git a/src/mul/fp_mul_comba_3.c b/src/mul/fp_mul_comba_3.c
@@ -6,7 +6,7 @@
 #endif
 
 #if defined(TFM_MUL3) && FP_SIZE >= 6
-void fp_mul_comba3(fp_int *A, fp_int *B, fp_int *C)
+void fp_mul_comba3(const fp_int *A, const fp_int *B, fp_int *C)
 {
    fp_digit c0, c1, c2, at[6];
 

diff --git a/src/mul/fp_mul_comba_4.c b/src/mul/fp_mul_comba_4.c
@@ -6,7 +6,7 @@
 #endif
 
 #if defined(TFM_MUL4) && FP_SIZE >= 8
-void fp_mul_comba4(fp_int *A, fp_int *B, fp_int *C)
+void fp_mul_comba4(const fp_int *A, const fp_int *B, fp_int *C)
 {
    fp_digit c0, c1, c2, at[8];
 

diff --git a/src/mul/fp_mul_comba_48.c b/src/mul/fp_mul_comba_48.c
@@ -6,7 +6,7 @@
 #endif
 
 #if defined(TFM_MUL48) && FP_SIZE >= 96
-void fp_mul_comba48(fp_int *A, fp_int *B, fp_int *C)
+void fp_mul_comba48(const fp_int *A, const fp_int *B, fp_int *C)
 {
    fp_digit c0, c1, c2, at[96];
    int out_size;

diff --git a/src/mul/fp_mul_comba_6.c b/src/mul/fp_mul_comba_6.c
@@ -6,7 +6,7 @@
 #endif
 
 #if defined(TFM_MUL6) && FP_SIZE >= 12
-void fp_mul_comba6(fp_int *A, fp_int *B, fp_int *C)
+void fp_mul_comba6(const fp_int *A, const fp_int *B, fp_int *C)
 {
    fp_digit c0, c1, c2, at[12];
 

diff --git a/src/mul/fp_mul_comba_64.c b/src/mul/fp_mul_comba_64.c
@@ -6,7 +6,7 @@
 #endif
 
 #if defined(TFM_MUL64) && FP_SIZE >= 128
-void fp_mul_comba64(fp_int *A, fp_int *B, fp_int *C)
+void fp_mul_comba64(const fp_int *A, const fp_int *B, fp_int *C)
 {
    fp_digit c0, c1, c2, at[128];
    int out_size;

diff --git a/src/mul/fp_mul_comba_7.c b/src/mul/fp_mul_comba_7.c
@@ -6,7 +6,7 @@
 #endif
 
 #if defined(TFM_MUL7) && FP_SIZE >= 14
-void fp_mul_comba7(fp_int *A, fp_int *B, fp_int *C)
+void fp_mul_comba7(const fp_int *A, const fp_int *B, fp_int *C)
 {
    fp_digit c0, c1, c2, at[14];
 

diff --git a/src/mul/fp_mul_comba_8.c b/src/mul/fp_mul_comba_8.c
@@ -6,7 +6,7 @@
 #endif
 
 #if defined(TFM_MUL8) && FP_SIZE >= 16
-void fp_mul_comba8(fp_int *A, fp_int *B, fp_int *C)
+void fp_mul_comba8(const fp_int *A, const fp_int *B, fp_int *C)
 {
    fp_digit c0, c1, c2, at[16];
 

diff --git a/src/mul/fp_mul_comba_9.c b/src/mul/fp_mul_comba_9.c
@@ -6,7 +6,7 @@
 #endif
 
 #if defined(TFM_MUL9) && FP_SIZE >= 18
-void fp_mul_comba9(fp_int *A, fp_int *B, fp_int *C)
+void fp_mul_comba9(const fp_int *A, const fp_int *B, fp_int *C)
 {
    fp_digit c0, c1, c2, at[18];