Fix function's return value

[andy/viking.git] / src / download.h

diff --git a/src/download.h b/src/download.h
index 5439a4ce4124750df3afc5019182beac765db068..89ce75e3b1928c9221e520321e4c060ceac2d329 100644 (file)
--- a/src/download.h
+++ b/src/download.h
@@ -22,11 +22,51 @@
 #ifndef _VIKING_DOWNLOAD_H
 #define _VIKING_DOWNLOAD_H
 
+#include <stdio.h>
+
+/* File content check */
+typedef gboolean (*VikFileContentCheckerFunc) (FILE*);
+gboolean a_check_map_file(FILE*);
+gboolean a_check_html_file(FILE*);
+gboolean a_check_kml_file(FILE*);
+
 typedef struct {
-  int sendhostname;
+  /**
+   * Check if the server has a more recent file than the one we have before downloading it
+   * This uses http header If-Modified-Since
+   */
+  gboolean check_file_server_time;
+
+  /**
+   * The REFERER string to use.
+   * Could be NULL.
+   */
+  gchar *referer;
+
+  /**
+   * follow_location specifies the number of retries
+   * to follow a redirect while downloading a page.
+   */
+  glong follow_location;
+  
+  /**
+   * File content checker.
+   */
+  VikFileContentCheckerFunc check_file;
+
 } DownloadOptions;
 
+void a_download_init(void);
+
 /* TODO: convert to Glib */
-int a_http_download_get_url ( const char *hostname, const char *uri, const char *fn, DownloadOptions *opt );
+int a_http_download_get_url ( const char *hostname, const char *uri, const char *fn, DownloadOptions *opt, void *handle );
+int a_ftp_download_get_url ( const char *hostname, const char *uri, const char *fn, DownloadOptions *opt, void *handle );
+void *a_download_handle_init ();
+void a_download_handle_cleanup ( void *handle );
+
+/* Error messages returned by download functions */
+enum { DOWNLOAD_NO_ERROR = 0,
+       DOWNLOAD_NO_NEWER_FILE,
+       DOWNLOAD_ERROR };
 
 #endif