wi_data_t * wi_rsa_private_key(wi_rsa_t *rsa) {
unsigned char *buffer;
int length;
if(!rsa->private_key) {
buffer = NULL;
length = i2d_RSAPrivateKey(rsa->rsa, &buffer);
if(length <= 0) {
wi_error_set_openssl_error();
return NULL;
}
rsa->private_key = wi_data_init_with_bytes(wi_data_alloc(), buffer, length);
OPENSSL_free(buffer);
}
return rsa->private_key;
}
wi_data_t * wi_string_encoding_data_from_utf8_bytes(wi_string_encoding_t *encoding, const char *buffer, wi_uinteger_t size) {
wi_data_t *data;
char *inbuffer, *outbuffer, *outbufferp;
wi_uinteger_t inbytes, outbytes;
size_t bytes, inbytesleft, outbytesleft;
iconv_t iconvd;
iconvd = iconv_open(wi_string_utf8_string(encoding->target_encoding), wi_string_utf8_string(encoding->utf8_encoding));
if(iconvd == (iconv_t) -1) {
wi_error_set_errno(errno);
return NULL;
}
inbytes = inbytesleft = size;
outbytes = outbytesleft = size * 4;
inbuffer = (char *) buffer;
outbuffer = outbufferp = wi_malloc(outbytes);
bytes = iconv(iconvd, &inbuffer, &inbytesleft, &outbuffer, &outbytesleft);
if(bytes == (size_t) -1) {
wi_free(outbufferp);
iconv_close(iconvd);
wi_error_set_errno(errno);
return NULL;
}
data = wi_data_init_with_bytes(wi_data_alloc(), outbufferp, outbytes - outbytesleft);
wi_free(outbufferp);
iconv_close(iconvd);
return wi_autorelease(data);
}
static wi_runtime_instance_t * _wi_data_copy(wi_runtime_instance_t *instance) {
wi_data_t *data = instance;
return wi_data_init_with_bytes(wi_data_alloc(), data->bytes, data->length);
}
wi_data_t * wi_data_with_bytes(const void *bytes, wi_uinteger_t length) {
return wi_autorelease(wi_data_init_with_bytes(wi_data_alloc(), bytes, length));
}
