Add libtommath, HOST build, and a simple PRNG.

1 files changed, 7 insertions, 7 deletions

diff --git a/pyecsca/codegen/main.c b/pyecsca/codegen/main.c
index 65cf444..fba5dc2 100644
--- a/pyecsca/codegen/main.c
+++ b/pyecsca/codegen/main.c
@@ -4,22 +4,22 @@
 #include "hal/hal.h"
 #include "simpleserial/simpleserial.h"
 #include "hash/hash.h"
+#include "bn.h"
+#include "prng.h"
+#include <string.h>
 
-uint8_t cmd_set_curve(uint8_t *data, uint16_t len) {
+uint8_t cmd_init_prng(uint8_t *data, uint16_t len) {
+    prng_seed(data, len);
     return 0;
 }
 
 int main(void) {
     platform_init();
+    prng_init();
     init_uart();
     trigger_setup();
     simpleserial_init();
-    void *ctx = hash_new_ctx();
-    uint8_t thing[10] = {1,2,3,4,5,6,7,8,9,10};
-    uint8_t out[hash_size(10)];
-    hash_init(ctx);
-    hash_final(ctx, 10, thing, out);
-    simpleserial_addcmd('a', 256, cmd_set_curve);
+    simpleserial_addcmd('i', 4, cmd_init_prng);
     while(1)
         simpleserial_get();
     return 0;