Fix MSVC warnings about value truncations, webrtc/base/ edition.

BUG=chromium:81439
TEST=none
R=henrike@webrtc.org, marpan@google.com

Review URL: https://webrtc-codereview.appspot.com/20249004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@7143 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/base/httpclient.cc

@@ -91,7 +91,7 @@ HttpCacheState HttpGetCacheState(const HttpTransaction& t) {
   time_t u_temp;
 
   // Current time
-  size_t now = time(0);
+  time_t now = time(0);
 
   HttpAttributeList cache_control;
   if (t.response.hasHeader(HH_CACHE_CONTROL, &s_temp)) {
@@ -113,7 +113,7 @@ HttpCacheState HttpGetCacheState(const HttpTransaction& t) {
     apparent_age = response_time - date;
   }
 
-  size_t corrected_received_age = apparent_age;
+  time_t corrected_received_age = apparent_age;
   size_t i_temp;
   if (t.response.hasHeader(HH_AGE, &s_temp)
       && HttpStringToUInt(s_temp, (&i_temp))) {
@@ -121,13 +121,13 @@ HttpCacheState HttpGetCacheState(const HttpTransaction& t) {
     corrected_received_age = stdmax(apparent_age, u_temp);
   }
 
-  size_t response_delay = response_time - request_time;
+  time_t response_delay = response_time - request_time;
-  size_t corrected_initial_age = corrected_received_age + response_delay;
+  time_t corrected_initial_age = corrected_received_age + response_delay;
-  size_t resident_time = now - response_time;
+  time_t resident_time = now - response_time;
-  size_t current_age = corrected_initial_age + resident_time;
+  time_t current_age = corrected_initial_age + resident_time;
 
   // Compute lifetime of document
-  size_t lifetime;
+  time_t lifetime;
   if (HttpHasAttribute(cache_control, "max-age", &s_temp)) {
     lifetime = atoi(s_temp.c_str());
   } else if (t.response.hasHeader(HH_EXPIRES, &s_temp)

webrtc/base/httpcommon.cc

@@ -364,7 +364,7 @@ bool HttpDateToSeconds(const std::string& date, time_t* seconds) {
   case 'C': tval.tm_mon = 11; break;
   }
   tval.tm_year -= 1900;
-  size_t gmt, non_gmt = mktime(&tval);
+  time_t gmt, non_gmt = mktime(&tval);
   if ((zone[0] == '+') || (zone[0] == '-')) {
     if (!isdigit(zone[1]) || !isdigit(zone[2])
         || !isdigit(zone[3]) || !isdigit(zone[4])) {
@@ -383,7 +383,7 @@ bool HttpDateToSeconds(const std::string& date, time_t* seconds) {
   }
   // TODO: Android should support timezone, see b/2441195
 #if defined(WEBRTC_MAC) && !defined(WEBRTC_IOS) || defined(WEBRTC_ANDROID) || defined(BSD)
-  tm *tm_for_timezone = localtime((time_t *)&gmt);
+  tm *tm_for_timezone = localtime(&gmt);
   *seconds = gmt + tm_for_timezone->tm_gmtoff;
 #else
   *seconds = gmt - timezone;

webrtc/base/socketadapters.cc

@@ -749,7 +749,7 @@ void AsyncSocksProxyServerSocket::HandleHello(ByteBuffer* request) {
   }
 }
 
-void AsyncSocksProxyServerSocket::SendHelloReply(int method) {
+void AsyncSocksProxyServerSocket::SendHelloReply(uint8 method) {
   ByteBuffer response;
   response.WriteUInt8(5);  // Socks Version
   response.WriteUInt8(method);  // Auth method
@@ -773,7 +773,7 @@ void AsyncSocksProxyServerSocket::HandleAuth(ByteBuffer* request) {
   state_ = SS_CONNECT;
 }
 
-void AsyncSocksProxyServerSocket::SendAuthReply(int result) {
+void AsyncSocksProxyServerSocket::SendAuthReply(uint8 result) {
   ByteBuffer response;
   response.WriteUInt8(1);  // Negotiation Version
   response.WriteUInt8(result);

webrtc/base/socketadapters.h

@@ -195,9 +195,9 @@ class AsyncSocksProxyServerSocket : public AsyncProxyServerSocket {
   void DirectSend(const ByteBuffer& buf);
 
   void HandleHello(ByteBuffer* request);
-  void SendHelloReply(int method);
+  void SendHelloReply(uint8 method);
   void HandleAuth(ByteBuffer* request);
-  void SendAuthReply(int result);
+  void SendAuthReply(uint8 result);
   void HandleConnect(ByteBuffer* request);
   virtual void SendConnectResult(int result, const SocketAddress& addr);
 

webrtc/base/socketaddress.cc

@@ -121,7 +121,7 @@ void SocketAddress::SetResolvedIP(const IPAddress& ip) {
 
 void SocketAddress::SetPort(int port) {
   ASSERT((0 <= port) && (port < 65536));
-  port_ = port;
+  port_ = static_cast<uint16>(port);
 }
 
 uint32 SocketAddress::ip() const {
@@ -279,9 +279,9 @@ bool SocketAddress::FromSockAddr(const sockaddr_in& saddr) {
 }
 
 static size_t ToSockAddrStorageHelper(sockaddr_storage* addr,
-                                      IPAddress ip, int port, int scope_id) {
+                                      IPAddress ip, uint16 port, int scope_id) {
   memset(addr, 0, sizeof(sockaddr_storage));
-  addr->ss_family = ip.family();
+  addr->ss_family = static_cast<unsigned short>(ip.family());
   if (addr->ss_family == AF_INET6) {
     sockaddr_in6* saddr = reinterpret_cast<sockaddr_in6*>(addr);
     saddr->sin6_addr = ip.ipv6_address();

webrtc/base/urlencode.cc

@@ -15,9 +15,9 @@
 
 static int HexPairValue(const char * code) {
   int value = 0;
-  const char * pch = code;
+  for (const char * pch = code; pch < code + 2; ++pch) {
-  for (;;) {
+    value <<= 4;
-    int digit = *pch++;
+    int digit = *pch;
     if (digit >= '0' && digit <= '9') {
       value += digit - '0';
     }
@@ -30,10 +30,8 @@ static int HexPairValue(const char * code) {
     else {
       return -1;
     }
-    if (pch == code + 2)
-      return value;
-    value <<= 4;
   }
+  return value;
 }
 
 static int InternalUrlDecode(const char *source, char *dest,
@@ -53,7 +51,7 @@ static int InternalUrlDecode(const char *source, char *dest,
       if (source[1] && source[2]) {
         int value = HexPairValue(source + 1);
         if (value >= 0) {
-          *(dest++) = value;
+          *(dest++) = static_cast<char>(value);
           source += 2;
         }
         else {