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@@ -9,70 +9,82 @@
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#define MIMETYPE "image/png"
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-long GetFileSize(const char *filename)
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+long get_file_size (const char *filename)
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{
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FILE *fp;
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- fp = fopen(filename, "rb");
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+ fp = fopen (filename, "rb");
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if (fp)
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- {
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- long size;
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+ {
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+ long size;
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- if ( (0!=fseek(fp, 0, SEEK_END)) || (-1==(size=ftell(fp))) )
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- size = 0;
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+ if ( (0 != fseek (fp, 0, SEEK_END))
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+ || (-1 == (size = ftell (fp))) )
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+ size = 0;
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- fclose(fp);
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- return size;
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- } else return 0;
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+ fclose (fp);
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+
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+ return size;
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+ }
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+ else
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+ return 0;
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}
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-int AnswerToConnection(void *cls, struct MHD_Connection *connection, const char *url,
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- const char *method, const char *version, const char *upload_data,
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- unsigned int *upload_data_size, void **con_cls)
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+int answer_to_connection (void *cls, struct MHD_Connection *connection, const char *url,
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+ const char *method, const char *version, const char *upload_data,
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+ unsigned int *upload_data_size, void **con_cls)
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{
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- unsigned char *buffer;
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+ unsigned char *buffer = NULL;
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struct MHD_Response *response;
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long size;
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FILE *fp;
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- int ret=0;
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+ int ret = 0;
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if (0 != strcmp(method, "GET")) return MHD_NO;
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- size = GetFileSize(FILENAME);
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+ size = get_file_size (FILENAME);
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if (size != 0)
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- {
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- fp = fopen(FILENAME, "rb");
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- if (fp)
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{
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- buffer = malloc(size);
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- if (buffer)
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- if (size == fread(buffer, 1, size, fp)) ret=1;
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- }
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+ fp = fopen (FILENAME, "rb");
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+ if (fp)
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+ {
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+ buffer = malloc (size);
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+
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+ if (buffer)
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+ if (size == fread (buffer, 1, size, fp)) ret = 1;
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- fclose(fp);
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- }
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+ fclose(fp);
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+ }
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+ }
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if (!ret)
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- {
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- const char *errorstr = "<html><body>An internal server error has occured!\
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- </body></html>";
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+ {
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+ const char *errorstr = "<html><body>An internal server error has occured!\
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+ </body></html>";
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+
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+ if (buffer) free(buffer);
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+
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+ response = MHD_create_response_from_data(strlen(errorstr), (void*)errorstr,
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+ MHD_NO, MHD_NO);
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- if (buffer) free(buffer);
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- response = MHD_create_response_from_data(strlen(errorstr), (void*)errorstr,
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- MHD_NO, MHD_NO);
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+ if (response)
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+ {
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+ ret = MHD_queue_response (connection, MHD_HTTP_INTERNAL_SERVER_ERROR, response);
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+ MHD_destroy_response (response);
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- ret = MHD_queue_response (connection, MHD_HTTP_INTERNAL_SERVER_ERROR, response);
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- MHD_destroy_response (response);
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- return MHD_YES;
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- }
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+ return MHD_YES;
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+ }
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+ else return MHD_NO;
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+ }
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- response = MHD_create_response_from_data(size, (void*)buffer, MHD_YES, MHD_NO);
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+ response = MHD_create_response_from_data (size, (void*)buffer, MHD_YES, MHD_NO);
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- MHD_add_response_header(response, "Content-Type", MIMETYPE);
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+ MHD_add_response_header (response, "Content-Type", MIMETYPE);
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ret = MHD_queue_response (connection, MHD_HTTP_OK, response);
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MHD_destroy_response (response);
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+
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return ret;
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}
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@@ -81,14 +93,14 @@ int main ()
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{
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struct MHD_Daemon *daemon;
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- daemon = MHD_start_daemon(MHD_USE_SELECT_INTERNALLY, PORT, NULL, NULL,
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- &AnswerToConnection, NULL, MHD_OPTION_END);
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+ daemon = MHD_start_daemon (MHD_USE_SELECT_INTERNALLY, PORT, NULL, NULL,
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+ &answer_to_connection, NULL, MHD_OPTION_END);
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+ if (NULL == daemon) return 1;
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- if (daemon == NULL) return 1;
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+ getchar ();
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- getchar();
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+ MHD_stop_daemon (daemon);
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- MHD_stop_daemon(daemon);
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return 0;
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}
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Sebastian Gerhardt