From 05f23c593cc5bc1d3bb9084605f38c8f08c39163 Mon Sep 17 00:00:00 2001 From: "roel@libnfc.org" Date: Fri, 11 Oct 2013 08:37:08 +0000 Subject: [PATCH 1/1] with the declaration of 'uint8_t destination[8]', 'destination' is already a pointer, don't try to get the address of it by using '&destination', then you will get a pointer to a pointer. --- client/scripting.c | 30 +++++++++++++++++------------- 1 file changed, 17 insertions(+), 13 deletions(-) diff --git a/client/scripting.c b/client/scripting.c index 47f54819..43474b98 100644 --- a/client/scripting.c +++ b/client/scripting.c @@ -150,12 +150,13 @@ static int l_nonce2key(lua_State *L){ //Push the retval on the stack lua_pushinteger(L,retval); + //Push the key onto the stack - uint8_t dest_key[8]; - num_to_bytes(key,sizeof(dest_key),&dest_key); + uint8_t dest_key[8]; + num_to_bytes(key,sizeof(dest_key),dest_key); - //printf("Pushing to lua stack: %012"llx"\n",key); - lua_pushlstring(L,(const char *) &dest_key,sizeof(dest_key)); + //printf("Pushing to lua stack: %012"llx"\n",key); + lua_pushlstring(L,(const char *) dest_key,sizeof(dest_key)); return 2; //Two return values } @@ -176,15 +177,18 @@ static int l_foobar(lua_State *L) printf("foobar called with %d arguments" , n); lua_settop(L, 0); printf("Arguments discarded, stack now contains %d elements", lua_gettop(L)); - UsbCommand response = {CMD_MIFARE_READBL, {1337, 1338, 1339}}; - printf("Now returning a uint64_t as a string"); - uint64_t x = 0xDEADBEEF; - uint8_t destination[8]; - num_to_bytes(x,sizeof(x),&destination); - lua_pushlstring(L,(const char *)&x,sizeof(x)); - lua_pushlstring(L,(const char *)&destination,sizeof(destination)); - - return 2; + + // todo: this is not used, where was it intended for? + // UsbCommand response = {CMD_MIFARE_READBL, {1337, 1338, 1339}}; + + printf("Now returning a uint64_t as a string"); + uint64_t x = 0xDEADBEEF; + uint8_t destination[8]; + num_to_bytes(x,sizeof(x),destination); + lua_pushlstring(L,(const char *)&x,sizeof(x)); + lua_pushlstring(L,(const char *)destination,sizeof(destination)); + + return 2; } -- 2.39.5