miniupnpc/minihttptestserver.c: Have fun with favicon ;)
This commit is contained in:
Thomas Bernard
parent
a4b29d2c3c
commit
1c451f31bc
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@ -92,7 +92,8 @@ void build_crap(char * p, int n)
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* build chunked response.
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* return a malloc'ed buffer
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*/
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char * build_chunked_response(int content_length, int * response_len) {
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char * build_chunked_response(int content_length, int * response_len)
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{
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char * response_buffer;
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char * content_buffer;
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int buffer_length;
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@ -139,7 +140,115 @@ char * build_chunked_response(int content_length, int * response_len) {
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return response_buffer;
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}
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enum modes { MODE_INVALID, MODE_CHUNKED, MODE_ADDCRAP, MODE_NORMAL };
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/* favicon.ico generator */
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#ifdef OLD_HEADER
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#define FAVICON_LENGTH (6 + 16 + 12 + 8 + 32 * 4)
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#else
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#define FAVICON_LENGTH (6 + 16 + 40 + 8 + 32 * 4)
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#endif
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void build_favicon_content(char * p, int n)
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{
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int i;
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if(n < FAVICON_LENGTH)
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return;
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/* header : 6 bytes */
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*p++ = 0;
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*p++ = 0;
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*p++ = 1; /* type : ICO */
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*p++ = 0;
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*p++ = 1; /* number of images in file */
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*p++ = 0;
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/* image directory (1 entry) : 16 bytes */
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*p++ = 16; /* width */
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*p++ = 16; /* height */
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*p++ = 2; /* number of colors in the palette. 0 = no palette */
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*p++ = 0; /* reserved */
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*p++ = 1; /* color planes */
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*p++ = 0; /* " */
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*p++ = 1; /* bpp */
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*p++ = 0; /* " */
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#ifdef OLD_HEADER
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*p++ = 12 + 8 + 32 * 4; /* bmp size */
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#else
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*p++ = 40 + 8 + 32 * 4; /* bmp size */
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#endif
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 6 + 16; /* bmp offset */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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/* BMP */
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#ifdef OLD_HEADER
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/* BITMAPCOREHEADER */
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*p++ = 12; /* size of this header */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 16; /* width */
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*p++ = 0; /* " */
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*p++ = 16 * 2; /* height x 2 ! */
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*p++ = 0; /* " */
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*p++ = 1; /* color planes */
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*p++ = 0; /* " */
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*p++ = 1; /* bpp */
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*p++ = 0; /* " */
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#else
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/* BITMAPINFOHEADER */
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*p++ = 40; /* size of this header */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 16; /* width */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 16 * 2; /* height x 2 ! */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 0; /* " */
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*p++ = 1; /* color planes */
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*p++ = 0; /* " */
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*p++ = 1; /* bpp */
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*p++ = 0; /* " */
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/* compression method, image size, ppm x, ppm y */
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/* colors in the palette ? */
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/* important colors */
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for(i = 4 * 6; i > 0; --i)
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*p++ = 0;
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#endif
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/* palette */
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*p++ = 0; /* b */
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*p++ = 0; /* g */
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*p++ = 0; /* r */
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*p++ = 0; /* reserved */
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*p++ = 255; /* b */
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*p++ = 255; /* g */
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*p++ = 255; /* r */
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*p++ = 0; /* reserved */
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/* pixel data */
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for(i = 16; i > 0; --i) {
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if(i & 1) {
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*p++ = 0125;
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*p++ = 0125;
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} else {
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*p++ = 0252;
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*p++ = 0252;
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}
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*p++ = 0;
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*p++ = 0;
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}
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/* Opacity MASK */
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for(i = 16 * 4; i > 0; --i) {
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*p++ = 0;
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}
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}
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enum modes {
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MODE_INVALID, MODE_CHUNKED, MODE_ADDCRAP, MODE_NORMAL, MODE_FAVICON
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};
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const struct {
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const enum modes mode;
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const char * text;
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@ -147,6 +256,7 @@ const struct {
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{MODE_CHUNKED, "chunked"},
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{MODE_ADDCRAP, "addcrap"},
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{MODE_NORMAL, "normal"},
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{MODE_FAVICON, "favicon.ico"},
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{MODE_INVALID, NULL}
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};
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@ -290,6 +400,8 @@ void handle_http_connection(int c)
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case MODE_ADDCRAP:
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response_len = content_length+256;
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response_buffer = malloc(response_len);
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if(!response_buffer)
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break;
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n = snprintf(response_buffer, response_len,
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"HTTP/1.1 200 OK\r\n"
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"Server: minihttptestserver\r\n"
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@ -301,9 +413,27 @@ void handle_http_connection(int c)
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build_content(response_buffer + n, content_length);
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build_crap(response_buffer + n + content_length, CRAP_LENGTH);
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break;
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case MODE_FAVICON:
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content_length = FAVICON_LENGTH;
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response_len = content_length + 256;
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response_buffer = malloc(response_len);
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if(!response_buffer)
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break;
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n = snprintf(response_buffer, response_len,
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"HTTP/1.1 200 OK\r\n"
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"Server: minihttptestserver\r\n"
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"Content-Type: image/vnd.microsoft.icon\r\n"
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"Content-Length: %d\r\n"
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"\r\n", content_length);
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/* image/x-icon */
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build_favicon_content(response_buffer + n, content_length);
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response_len = content_length + n;
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break;
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default:
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response_len = content_length+256;
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response_buffer = malloc(response_len);
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if(!response_buffer)
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break;
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n = snprintf(response_buffer, response_len,
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"HTTP/1.1 200 OK\r\n"
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"Server: minihttptestserver\r\n"
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