Method setHeader

src/burp/OldUtilities.java:36–91

(byte[] request, String name, String value, boolean addIfNotPresent)

    }

    public static byte[] setHeader(byte[] request, String name, String value, boolean addIfNotPresent) {
        if (addIfNotPresent) {
            return Utilities.addOrReplaceHeader(request, name, value);
        } else {
            return Utilities.setHeader(request, name, value);
        }

//        // find the end of the headers
//        String prev = "";
//        int i = 0;
//        while (i < request.length) {
//            char thisChar = (char) request[i];
//            if (prev.equals("\n") && thisChar == '\n') {
//                break;
//            }
//            if (prev.equals("\r") && thisChar == '\n' && request[i - 2] == '\n') {
//                break;
//            }
//            prev = String.valueOf(thisChar);
//            i++;
//        }
//        int bodyStart = i;
//
//        // walk over the headers and change as appropriate
//        String headers = new String(Arrays.copyOfRange(request, 0, bodyStart), StandardCharsets.UTF_8);
//        String[] headersArray = headers.split("\r?\n");
//        boolean modified = false;
//        for (int j = 0; j < headersArray.length; j++) {
//            int valueStart = headersArray[j].indexOf(": ");
//            if (valueStart != -1) {
//                String headerNameFound = headersArray[j].substring(0, valueStart);
//                if (headerNameFound.equals(name)) {
//                    String newValue = headerNameFound + ": " + value;
//                    if (!newValue.equals(headersArray[j])) {
//                        headersArray[j] = newValue;
//                        modified = true;
//                    }
//                }
//            }
//        }
//
//        // stitch the request back together
//        byte[] modifiedRequest;
//        if (modified) {
//            modifiedRequest = concatenate(Utilities.helpers.stringToBytes(String.join("\r\n", headersArray) + "\r\n"), Arrays.copyOfRange(request, bodyStart, request.length));
//        } else if (addIfNotPresent) {
//            IRequestInfo requestInfo = Utilities.helpers.analyzeRequest(request);
//            int realStart = requestInfo.getBodyOffset();
//            modifiedRequest = concatenate(Arrays.copyOfRange(request, 0, realStart - 2), Utilities.helpers.stringToBytes(name + ": " + value + "\r\n\r\n"));
//            modifiedRequest = concatenate(modifiedRequest, Arrays.copyOfRange(request, realStart, request.length));
//        } else {
//            modifiedRequest = request;
//        }
//
//        return modifiedRequest;
    }

    public static void launchPassiveScan(IHttpRequestResponse attack) {