urlmon: Added video/avi mime filter implementation.

dlls/urlmon/tests/misc.c

@@ -336,6 +336,7 @@ static const WCHAR mimeImageGif[] = {'i','m','a','g','e','/','g','i','f',0};
 static const WCHAR mimeImageBmp[] = {'i','m','a','g','e','/','b','m','p',0};
 static const WCHAR mimeImageXPng[] = {'i','m','a','g','e','/','x','-','p','n','g',0};
 static const WCHAR mimeImageTiff[] = {'i','m','a','g','e','/','t','i','f','f',0};
+static const WCHAR mimeVideoAvi[] = {'v','i','d','e','o','/','a','v','i',0};
 
 static const struct {
     LPCWSTR url;
@@ -393,6 +394,12 @@ static BYTE data40[] = {0x4d,0x4d,0x00,0x2a,'<','h','t','m','l','>',0};
 static BYTE data41[] = {0x4d,0x4d,0xff};
 static BYTE data42[] = {0x4d,0x4d};
 static BYTE data43[] = {0x00,0x4d,0x4d,0x00};
+static BYTE data44[] = {'R','I','F','F',0xff,0xff,0xff,0xff,'A','V','I',0x20,0xff};
+static BYTE data45[] = {'R','I','F','f',0xff,0xff,0xff,0xff,'A','V','I',0x20,0xff};
+static BYTE data46[] = {'R','I','F','F',0xff,0xff,0xff,0xff,'A','V','I',0x20};
+static BYTE data47[] = {'R','I','F','F',0xff,0xff,0xff,0xff,'A','V','I',0x21,0xff};
+static BYTE data48[] = {'R','I','F','F',0xff,0xff,0xff,0xff,'A','V','I',0x20,'<','h','t','m','l','>'};
+static BYTE data49[] = {'R','I','F','F',0x0f,0x0f,0xf0,0xf0,'A','V','I',0x20,0xf0,0x00};
 
 static const struct {
     BYTE *data;
@@ -441,7 +448,13 @@ static const struct {
     {data40, sizeof(data40), mimeTextHtml},
     {data41, sizeof(data41), mimeImageTiff},
     {data42, sizeof(data42), mimeTextPlain},
-    {data43, sizeof(data43), mimeAppOctetStream}
+    {data43, sizeof(data43), mimeAppOctetStream},
+    {data44, sizeof(data44), mimeVideoAvi},
+    {data45, sizeof(data45), mimeTextPlain},
+    {data46, sizeof(data46), mimeTextPlain},
+    {data47, sizeof(data47), mimeTextPlain},
+    {data48, sizeof(data48), mimeTextHtml},
+    {data49, sizeof(data49), mimeVideoAvi}
 };
 
 static void test_FindMimeFromData(void)

dlls/urlmon/urlmon_main.c

@@ -459,6 +459,15 @@ static BOOL image_bmp_filter(LPVOID buf, DWORD size)
         && *(DWORD*)((BYTE*)buf+6) == 0;
 }
 
+static BOOL video_avi_filter(LPVOID buf, DWORD size)
+{
+    const BYTE const *b = buf;
+
+    return size > 12
+        && b[0] == 'R' && b[1] == 'I' && b[2] == 'F' && b[3] == 'F'
+        && b[8] == 'A' && b[9] == 'V' && b[10] == 'I' && b[11] == 0x20;
+}
+
 static BOOL text_plain_filter(LPVOID buf, DWORD size)
 {
     UCHAR *ptr;
@@ -516,6 +525,7 @@ HRESULT WINAPI FindMimeFromData(LPBC pBC, LPCWSTR pwzUrl, LPVOID pBuffer,
         static const WCHAR wszImageTiff[] = {'i','m','a','g','e','/','t','i','f','f',0};
         static const WCHAR wszImageXPng[] = {'i','m','a','g','e','/','x','-','p','n','g',0};
         static const WCHAR wszImageBmp[] = {'i','m','a','g','e','/','b','m','p',0};
+        static const WCHAR wszVideoAvi[] = {'v','i','d','e','o','/','a','v','i',0};
         static const WCHAR wszTextPlain[] = {'t','e','x','t','/','p','l','a','i','n','\0'};
         static const WCHAR wszAppOctetStream[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
             'o','c','t','e','t','-','s','t','r','e','a','m','\0'};
@@ -530,6 +540,7 @@ HRESULT WINAPI FindMimeFromData(LPBC pBC, LPCWSTR pwzUrl, LPVOID pBuffer,
             {wszImageTiff,      image_tiff_filter},
             {wszImageXPng,      image_xpng_filter},
             {wszImageBmp,       image_bmp_filter},
+            {wszVideoAvi,       video_avi_filter},
             {wszTextPlain,      text_plain_filter},
             {wszAppOctetStream, application_octet_stream_filter}
         };
@@ -564,7 +575,7 @@ HRESULT WINAPI FindMimeFromData(LPBC pBC, LPCWSTR pwzUrl, LPVOID pBuffer,
                 ret = pwzMimeProposed;
 
             /* text/html is a special case */
-           if(!strcmpW(pwzMimeProposed, wszTextHtml) && !strcmpW(ret, wszTextPlain))
+            if(!strcmpW(pwzMimeProposed, wszTextHtml) && !strcmpW(ret, wszTextPlain))
                 ret = wszTextHtml;
         }