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Code Issues Releases Wiki Activity

Added random number helpers

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This commit is contained in:
Bryan Roe
2019-04-15 14:11:23 -07:00
parent 094918c400
commit 70e7836db1
2 changed files with 34 additions and 27 deletions
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33
microscript/ILibDuktape_net.c
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@@ -1568,33 +1568,7 @@ duk_ret_t ILibDuktape_TLS_loadpkcs7b(duk_context *ctx)
return(ILibDuktape_Error(ctx, "Error reading pkcs7b data"));
}
}
duk_ret_t ILibDuktape_TLS_generateRandomInteger(duk_context *ctx)
{
char *low = (char*)duk_require_string(ctx, 0);
char *hi = (char*)duk_require_string(ctx, 1);
BN_CTX *binctx = BN_CTX_new();
BIGNUM *bnlow = NULL;
BIGNUM *bnhi = NULL;
BN_dec2bn(&bnlow, low);
BN_dec2bn(&bnhi, hi);
if (BN_rand_range(bnlow, bnhi) == 0)
{
return(ILibDuktape_Error(ctx, "Error calling BN_rand_range()"));
}
else
{
char *v = BN_bn2dec(bnlow);
duk_push_string(ctx, v);
OPENSSL_free(v);
}
BN_free(bnlow);
BN_free(bnhi);
BN_CTX_free(binctx);
return(1);
}
duk_ret_t ILibDuktape_TLS_loadCertificate_finalizer(duk_context *ctx)
{
struct util_cert *cert = (struct util_cert*)Duktape_GetBufferProperty(ctx, 0, ILibDuktape_TLS_util_cert);
@@ -1672,8 +1646,13 @@ void ILibDuktape_tls_PUSH(duk_context *ctx, void *chain)
ILibDuktape_CreateInstanceMethod(ctx, "createSecureContext", ILibDuktape_TLS_createSecureContext, 1);
ILibDuktape_CreateInstanceMethod(ctx, "generateCertificate", ILibDuktape_TLS_generateCertificate, 1);
ILibDuktape_CreateInstanceMethod(ctx, "loadCertificate", ILibDuktape_TLS_loadCertificate, 1);
ILibDuktape_CreateInstanceMethod(ctx, "generateRandomInteger", ILibDuktape_TLS_generateRandomInteger, 2);
ILibDuktape_CreateInstanceMethod(ctx, "loadpkcs7b", ILibDuktape_TLS_loadpkcs7b, 1);
char generateRandomInteger[] = "exports.generateRandomInteger = function generateRandomInteger(low, high)\
{\
return(require('bignum').randomRange(require('bignum')(low), require('bignum')(high)).toString());\
};";
ILibDuktape_ModSearch_AddHandler_AlsoIncludeJS(ctx, generateRandomInteger, sizeof(generateRandomInteger) - 1);
}
#endif