]> git.cryptolib.org Git - avr-crypto-lib.git/commitdiff
some style adjustments
authorbg <daniel.otte@rub.de>
Fri, 20 Sep 2013 00:10:15 +0000 (02:10 +0200)
committerbg <daniel.otte@rub.de>
Fri, 20 Sep 2013 00:10:15 +0000 (02:10 +0200)
Makefile_main.inc
arcfour/arcfour-asm.S
bigint/bigint_io.c

index 7a06948ae85c0c2c7a8593d0d974da06b7be05ef..34aa6257fee98c9555cd064a3b4f8d06fd031220 100644 (file)
@@ -80,7 +80,7 @@ endef
 define TargetSourceList_Template
 $(1): $(2)
        @mkdir -p $(dir $(1)) $(DEP_DIR)
-       @echo "[cc]: $(1) <-- $(2)"
+       @echo "[lst]: $(1) <-- $(2)"
        @$(CC) $(CFLAGS_A) $(addprefix -I./,$(3)) $(addprefix -D, $(4)) $(LIST_OPT) -c -o /dev/null $(2) > $(1)
 endef
 
index 30769d4002f960d232eb489cffa816708dd5e507..44cf6e23531a24d2b5773c49e30a650f94d13eb9 100644 (file)
@@ -119,7 +119,7 @@ arcfour_gen:
        st Z+, r19              /* i,j loaded&saved; X->S[i]; Z->S[0]; r20=S[i] */
        add r30, r19
        adc r31, r1
-       ld r21, Z               /* X->S[i]; Z->S[j]; r20=S[i]; r21=S[j]*/
+       ld r21, Z               /* X->S[i]; Z->S[j]; r20=S[i]; r21=S[j] */
        st Z, r20
        st X, r21
        add r20, r21
index 4ba078ef1f8220b815ed52793f1a1f606078bab1..97c6846832382bd8511886457aee36436c8598f0 100644 (file)
 #include <stdlib.h>
 #include <string.h>
 
-void bigint_print_hex(const bigint_t *a){
-       if(a->length_W==0){
+void bigint_print_hex(const bigint_t *a) {
+       if (a->length_W == 0) {
                cli_putc('0');
                return;
        }
-       if(a->info&BIGINT_NEG_MASK){
+       if (a->info&BIGINT_NEG_MASK) {
                cli_putc('-');
        }
-//     cli_putc((a->info&BIGINT_NEG_MASK)?'-':'+'); /* print sign */
-/*     if(a->wordv[a->length_W-1]<0x10){
-               cli_putc(hexdigit_tab_uc[a->wordv[a->length_W-1]]);
-               cli_hexdump_rev(a->wordv, a->length_W-1);
-       } else {
-*/
-       //      cli_hexdump_rev(a->wordv, a->length_W*sizeof(bigint_word_t));
-//     }
-       uint32_t idx;
-       uint8_t print_zero=0;
-       uint8_t *p,x,y;
-       p = (uint8_t*)&(a->wordv[a->length_W-1])+sizeof(bigint_word_t)-1;
-       for(idx = a->length_W * sizeof(bigint_word_t); idx > 0; --idx){
+       size_t idx;
+       uint8_t print_zero = 0;
+       uint8_t *p, x, y;
+       p = (uint8_t*)&(a->wordv[a->length_W - 1]) + sizeof(bigint_word_t) - 1;
+       for (idx = a->length_W * sizeof(bigint_word_t); idx > 0; --idx) {
                x = *p >> 4;
                y = *p & 0xf;
-               if(x!=0 || print_zero!=0){
+               if (x != 0 || print_zero != 0) {
                        cli_putc(pgm_read_byte(&hexdigit_tab_lc_P[x]));
                }
-               if(x){
+               if (x) {
                        print_zero = 1;
                }
-               if(y!=0 || print_zero!=0){
+               if (y != 0 || print_zero != 0) {
                        cli_putc(pgm_read_byte(&hexdigit_tab_lc_P[y]));
                }
-               if(y){
+               if (y) {
                        print_zero = 1;
                }
                --p;
@@ -64,75 +56,75 @@ void bigint_print_hex(const bigint_t *a){
 
 #define BLOCKSIZE 32
 
-static uint8_t char2nibble(char c){
-       if(c>='0' && c <='9'){
-               return c-'0';
+static uint8_t char2nibble(char c) {
+       if (c >= '0' && c <= '9') {
+               return c - '0';
        }
-       c |= 'A'^'a'; /* to lower case */
-       if(c>='a' && c <='f'){
-               return c-'a'+10;
+       c |= 'A' ^ 'a'; /* to lower case */
+       if ( c>= 'a' && c <= 'f') {
+               return c - 'a' + 10;
        }
        return 0xff;
 }
 
-static uint16_t read_byte(void){
+static uint16_t read_byte(void) {
        uint8_t t1, t2;
        char c;
        c = cli_getc_cecho();
-       if(c=='-'){
+       if (c == '-') {
                return 0x0500;
        }
        t1 = char2nibble(c);
-       if(t1 == 0xff){
+       if (t1 == 0xff) {
                return 0x0100;
        }
        c = cli_getc_cecho();
        t2 = char2nibble(c);
-       if(t2 == 0xff){
+       if (t2 == 0xff) {
                return 0x0200|t1;
        }
-       return (t1<<4)|t2;
+       return (t1 << 4)|t2;
 }
 
-uint8_t bigint_read_hex_echo(bigint_t *a){
-       uint16_t allocated=0;
-       uint8_t  shift4=0;
+uint8_t bigint_read_hex_echo(bigint_t *a) {
+       uint16_t allocated = 0;
+       uint8_t  shift4 = 0;
        uint16_t  t, idx = 0;
        a->length_W = 0;
        a->wordv = NULL;
        a->info = 0;
-       for(;;){
-               if(allocated - idx < 1){
+       for (;;) {
+               if (allocated - idx < 1) {
                        bigint_word_t *p;
                        p = realloc(a->wordv, allocated += BLOCKSIZE);
-                       if(p==NULL){
+                       if (p == NULL) {
                                cli_putstr("\r\nERROR: Out of memory!");
                                free(a->wordv);
                                return 0xff;
                        }
                        memset((uint8_t*)p + allocated - BLOCKSIZE, 0, BLOCKSIZE);
-                       a->wordv=p;
+                       a->wordv = p;
                }
                t = read_byte();
-               if(idx==0){
-                       if(t&0x0400){
+               if (idx == 0) {
+                       if (t & 0x0400) {
                                /* got minus */
                                a->info |= BIGINT_NEG_MASK;
                                continue;
-                       }else{
-                               if(t==0x0100){
+                       } else {
+                               if (t == 0x0100) {
                                        free(a->wordv);
-                                       a->wordv=NULL;
+                                       a->wordv = NULL;
                                        return 1;
                                }
                        }
                }
-               if(t<=0x00ff){
+               if (t <= 0x00ff) {
                        ((uint8_t*)(a->wordv))[idx++] = (uint8_t)t;
-               }else{
-                       if(t&0x0200){
+               } else {
+                       if (t & 0x0200) {
                                shift4 = 1;
-                               ((uint8_t*)(a->wordv))[idx++] = (uint8_t)((t&0x0f)<<4);
+                               ((uint8_t*)(a->wordv))[idx++] = (uint8_t)((t & 0x0f) << 4);
                        }
                        break;
                }
@@ -140,17 +132,17 @@ uint8_t bigint_read_hex_echo(bigint_t *a){
        /* we have to reverse the byte array */
        uint8_t tmp;
        uint8_t *p, *q;
-       a->length_W = (idx + sizeof(bigint_word_t)-1)/sizeof(bigint_word_t);
+       a->length_W = (idx + sizeof(bigint_word_t) - 1) / sizeof(bigint_word_t);
        p = (uint8_t*)(a->wordv);
        q = (uint8_t*)a->wordv + a->length_W * sizeof(bigint_word_t) - 1;
-       while(q>p){
+       while (q > p) {
                tmp = *p;
                *p = *q;
                *q = tmp;
                p++; q--;
        }
        bigint_adjust(a);
-       if(shift4){
+       if (shift4) {
                bigint_shiftright(a, 4);
        }
        if(a->length_W == 1 && a->wordv[0] == 0){