diff options
Diffstat (limited to 'SocketHttpListener.Portable/Net/WebHeaderCollection.cs')
| -rw-r--r-- | SocketHttpListener.Portable/Net/WebHeaderCollection.cs | 391 |
1 files changed, 0 insertions, 391 deletions
diff --git a/SocketHttpListener.Portable/Net/WebHeaderCollection.cs b/SocketHttpListener.Portable/Net/WebHeaderCollection.cs deleted file mode 100644 index d20f99b9b..000000000 --- a/SocketHttpListener.Portable/Net/WebHeaderCollection.cs +++ /dev/null @@ -1,391 +0,0 @@ -using System; -using System.Collections; -using System.Collections.Generic; -using System.Collections.Specialized; -using System.Net; -using System.Runtime.InteropServices; -using System.Runtime.Serialization; -using System.Text; -using MediaBrowser.Model.Services; - -namespace SocketHttpListener.Net -{ - [ComVisible(true)] - public class WebHeaderCollection : QueryParamCollection - { - [Flags] - internal enum HeaderInfo - { - Request = 1, - Response = 1 << 1, - MultiValue = 1 << 10 - } - - static readonly bool[] allowed_chars = { - false, false, false, false, false, false, false, false, false, false, false, false, false, false, - false, false, false, false, false, false, false, false, false, false, false, false, false, false, - false, false, false, false, false, true, false, true, true, true, true, false, false, false, true, - true, false, true, true, false, true, true, true, true, true, true, true, true, true, true, false, - false, false, false, false, false, false, true, true, true, true, true, true, true, true, true, - true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, - false, false, false, true, true, true, true, true, true, true, true, true, true, true, true, true, - true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, true, - false, true, false - }; - - static readonly Dictionary<string, HeaderInfo> headers; - HeaderInfo? headerRestriction; - HeaderInfo? headerConsistency; - - static WebHeaderCollection() - { - headers = new Dictionary<string, HeaderInfo>(StringComparer.OrdinalIgnoreCase) { - { "Allow", HeaderInfo.MultiValue }, - { "Accept", HeaderInfo.Request | HeaderInfo.MultiValue }, - { "Accept-Charset", HeaderInfo.MultiValue }, - { "Accept-Encoding", HeaderInfo.MultiValue }, - { "Accept-Language", HeaderInfo.MultiValue }, - { "Accept-Ranges", HeaderInfo.MultiValue }, - { "Age", HeaderInfo.Response }, - { "Authorization", HeaderInfo.MultiValue }, - { "Cache-Control", HeaderInfo.MultiValue }, - { "Cookie", HeaderInfo.MultiValue }, - { "Connection", HeaderInfo.Request | HeaderInfo.MultiValue }, - { "Content-Encoding", HeaderInfo.MultiValue }, - { "Content-Length", HeaderInfo.Request | HeaderInfo.Response }, - { "Content-Type", HeaderInfo.Request }, - { "Content-Language", HeaderInfo.MultiValue }, - { "Date", HeaderInfo.Request }, - { "Expect", HeaderInfo.Request | HeaderInfo.MultiValue}, - { "Host", HeaderInfo.Request }, - { "If-Match", HeaderInfo.MultiValue }, - { "If-Modified-Since", HeaderInfo.Request }, - { "If-None-Match", HeaderInfo.MultiValue }, - { "Keep-Alive", HeaderInfo.Response }, - { "Pragma", HeaderInfo.MultiValue }, - { "Proxy-Authenticate", HeaderInfo.MultiValue }, - { "Proxy-Authorization", HeaderInfo.MultiValue }, - { "Proxy-Connection", HeaderInfo.Request | HeaderInfo.MultiValue }, - { "Range", HeaderInfo.Request | HeaderInfo.MultiValue }, - { "Referer", HeaderInfo.Request }, - { "Set-Cookie", HeaderInfo.MultiValue }, - { "Set-Cookie2", HeaderInfo.MultiValue }, - { "Server", HeaderInfo.Response }, - { "TE", HeaderInfo.MultiValue }, - { "Trailer", HeaderInfo.MultiValue }, - { "Transfer-Encoding", HeaderInfo.Request | HeaderInfo.Response | HeaderInfo.MultiValue }, - { "Translate", HeaderInfo.Request | HeaderInfo.Response }, - { "Upgrade", HeaderInfo.MultiValue }, - { "User-Agent", HeaderInfo.Request }, - { "Vary", HeaderInfo.MultiValue }, - { "Via", HeaderInfo.MultiValue }, - { "Warning", HeaderInfo.MultiValue }, - { "WWW-Authenticate", HeaderInfo.Response | HeaderInfo. MultiValue }, - { "SecWebSocketAccept", HeaderInfo.Response }, - { "SecWebSocketExtensions", HeaderInfo.Request | HeaderInfo.Response | HeaderInfo. MultiValue }, - { "SecWebSocketKey", HeaderInfo.Request }, - { "Sec-WebSocket-Protocol", HeaderInfo.Request | HeaderInfo.Response | HeaderInfo. MultiValue }, - { "SecWebSocketVersion", HeaderInfo.Response | HeaderInfo. MultiValue } - }; - } - - // Methods - - public void Add(string header) - { - if (header == null) - throw new ArgumentNullException("header"); - int pos = header.IndexOf(':'); - if (pos == -1) - throw new ArgumentException("no colon found", "header"); - - this.Add(header.Substring(0, pos), header.Substring(pos + 1)); - } - - public override void Add(string name, string value) - { - if (name == null) - throw new ArgumentNullException("name"); - - ThrowIfRestricted(name); - this.AddWithoutValidate(name, value); - } - - protected void AddWithoutValidate(string headerName, string headerValue) - { - if (!IsHeaderName(headerName)) - throw new ArgumentException("invalid header name: " + headerName, "headerName"); - if (headerValue == null) - headerValue = String.Empty; - else - headerValue = headerValue.Trim(); - if (!IsHeaderValue(headerValue)) - throw new ArgumentException("invalid header value: " + headerValue, "headerValue"); - - AddValue(headerName, headerValue); - } - - internal void AddValue(string headerName, string headerValue) - { - base.Add(headerName, headerValue); - } - - internal string[] GetValues_internal(string header, bool split) - { - if (header == null) - throw new ArgumentNullException("header"); - - string[] values = base.GetValues(header); - if (values == null || values.Length == 0) - return null; - - if (split && IsMultiValue(header)) - { - List<string> separated = null; - foreach (var value in values) - { - if (value.IndexOf(',') < 0) - { - if (separated != null) - separated.Add(value); - - continue; - } - - if (separated == null) - { - separated = new List<string>(values.Length + 1); - foreach (var v in values) - { - if (v == value) - break; - - separated.Add(v); - } - } - - var slices = value.Split(','); - var slices_length = slices.Length; - if (value[value.Length - 1] == ',') - --slices_length; - - for (int i = 0; i < slices_length; ++i) - { - separated.Add(slices[i].Trim()); - } - } - - if (separated != null) - return separated.ToArray(); - } - - return values; - } - - public override string[] GetValues(string header) - { - return GetValues_internal(header, true); - } - - public override string[] GetValues(int index) - { - string[] values = base.GetValues(index); - - if (values == null || values.Length == 0) - { - return null; - } - - return values; - } - - public static bool IsRestricted(string headerName) - { - return IsRestricted(headerName, false); - } - - public static bool IsRestricted(string headerName, bool response) - { - if (headerName == null) - throw new ArgumentNullException("headerName"); - - if (headerName.Length == 0) - throw new ArgumentException("empty string", "headerName"); - - if (!IsHeaderName(headerName)) - throw new ArgumentException("Invalid character in header"); - - HeaderInfo info; - if (!headers.TryGetValue(headerName, out info)) - return false; - - var flag = response ? HeaderInfo.Response : HeaderInfo.Request; - return (info & flag) != 0; - } - - public override void Set(string name, string value) - { - if (name == null) - throw new ArgumentNullException("name"); - if (!IsHeaderName(name)) - throw new ArgumentException("invalid header name"); - if (value == null) - value = String.Empty; - else - value = value.Trim(); - if (!IsHeaderValue(value)) - throw new ArgumentException("invalid header value"); - - ThrowIfRestricted(name); - base.Set(name, value); - } - - internal string ToStringMultiValue() - { - StringBuilder sb = new StringBuilder(); - - int count = base.Count; - for (int i = 0; i < count; i++) - { - string key = GetKey(i); - if (IsMultiValue(key)) - { - foreach (string v in GetValues(i)) - { - sb.Append(key) - .Append(": ") - .Append(v) - .Append("\r\n"); - } - } - else - { - sb.Append(key) - .Append(": ") - .Append(Get(i)) - .Append("\r\n"); - } - } - return sb.Append("\r\n").ToString(); - } - - public override string ToString() - { - StringBuilder sb = new StringBuilder(); - - int count = base.Count; - for (int i = 0; i < count; i++) - sb.Append(GetKey(i)) - .Append(": ") - .Append(Get(i)) - .Append("\r\n"); - - return sb.Append("\r\n").ToString(); - } - - - // Internal Methods - - // With this we don't check for invalid characters in header. See bug #55994. - internal void SetInternal(string header) - { - int pos = header.IndexOf(':'); - if (pos == -1) - throw new ArgumentException("no colon found", "header"); - - SetInternal(header.Substring(0, pos), header.Substring(pos + 1)); - } - - internal void SetInternal(string name, string value) - { - if (value == null) - value = String.Empty; - else - value = value.Trim(); - if (!IsHeaderValue(value)) - throw new ArgumentException("invalid header value"); - - if (IsMultiValue(name)) - { - base.Add(name, value); - } - else - { - base.Remove(name); - base.Set(name, value); - } - } - - // Private Methods - - public override int Remove(string name) - { - ThrowIfRestricted(name); - return base.Remove(name); - } - - protected void ThrowIfRestricted(string headerName) - { - if (!headerRestriction.HasValue) - return; - - HeaderInfo info; - if (!headers.TryGetValue(headerName, out info)) - return; - - if ((info & headerRestriction.Value) != 0) - throw new ArgumentException("This header must be modified with the appropriate property."); - } - - internal static bool IsMultiValue(string headerName) - { - if (headerName == null) - return false; - - HeaderInfo info; - return headers.TryGetValue(headerName, out info) && (info & HeaderInfo.MultiValue) != 0; - } - - internal static bool IsHeaderValue(string value) - { - // TEXT any 8 bit value except CTL's (0-31 and 127) - // but including \r\n space and \t - // after a newline at least one space or \t must follow - // certain header fields allow comments () - - int len = value.Length; - for (int i = 0; i < len; i++) - { - char c = value[i]; - if (c == 127) - return false; - if (c < 0x20 && (c != '\r' && c != '\n' && c != '\t')) - return false; - if (c == '\n' && ++i < len) - { - c = value[i]; - if (c != ' ' && c != '\t') - return false; - } - } - - return true; - } - - internal static bool IsHeaderName(string name) - { - if (name == null || name.Length == 0) - return false; - - int len = name.Length; - for (int i = 0; i < len; i++) - { - char c = name[i]; - if (c > 126 || !allowed_chars[c]) - return false; - } - - return true; - } - } -} |