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Adjust some types and casts

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This commit is contained in:
Bruno Silvestre 2022-07-20 17:52:01 -03:00
parent f22b3ea609
commit 2c248947df
1 changed files with 5 additions and 5 deletions
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10
src/ssl.c
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@ -672,6 +672,7 @@ static int meth_getpeerfinished(lua_State *L)
} }
/** /**
* Get some shared keying material
*/ */
static int meth_exportkeyingmaterial(lua_State *L) static int meth_exportkeyingmaterial(lua_State *L)
{ {
@ -684,20 +685,19 @@ static int meth_exportkeyingmaterial(lua_State *L)
} }
size_t llen = 0; size_t llen = 0;
const char *label = luaL_checklstring(L, 2, &llen);
int olen = luaL_checkinteger(L, 3);
size_t contextlen = 0; size_t contextlen = 0;
const unsigned char *context = NULL; const unsigned char *context = NULL;
const char *label = (const char*)luaL_checklstring(L, 2, &llen);
size_t olen = (size_t)luaL_checkinteger(L, 3);
if (!lua_isnoneornil(L, 4)) if (!lua_isnoneornil(L, 4))
context = (unsigned char*)luaL_checklstring(L, 4, &contextlen); context = (const unsigned char*)luaL_checklstring(L, 4, &contextlen);
/* Temporary buffer memory-managed by Lua itself */ /* Temporary buffer memory-managed by Lua itself */
unsigned char *out = lua_newuserdata(L, olen); unsigned char *out = (unsigned char*)lua_newuserdata(L, olen);
if(SSL_export_keying_material(ssl->ssl, out, olen, label, llen, context, contextlen, context != NULL) != 1) { if(SSL_export_keying_material(ssl->ssl, out, olen, label, llen, context, contextlen, context != NULL) != 1) {
lua_pushnil(L); lua_pushnil(L);
/* Could not find whether OpenSSL keeps any details anywhere */
lua_pushstring(L, "error exporting keying material"); lua_pushstring(L, "error exporting keying material");
return 2; return 2;
} }