libreCMC/package/system/opkg/patches/071-use_gzipped_pkg_list.patch

--- a/libopkg/opkg.c
+++ b/libopkg/opkg.c
@@ -592,49 +592,8 @@ opkg_update_package_lists(opkg_progress_
 				      src->gzip ? "Packages.gz" : "Packages");
 
 		sprintf_alloc(&list_file_name, "%s/%s", lists_dir, src->name);
-		if (src->gzip) {
-			FILE *in, *out;
-			struct _curl_cb_data cb_data;
-			char *tmp_file_name = NULL;
-
-			sprintf_alloc(&tmp_file_name, "%s/%s.gz", tmp,
-				      src->name);
-
-			opkg_msg(INFO, "Downloading %s to %s...\n", url,
-					tmp_file_name);
-
-			cb_data.cb = progress_callback;
-			cb_data.progress_data = &pdata;
-			cb_data.user_data = user_data;
-			cb_data.start_range =
-			    100 * sources_done / sources_list_count;
-			cb_data.finish_range =
-			    100 * (sources_done + 1) / sources_list_count;
-
-			err = opkg_download(url, tmp_file_name,
-					  (curl_progress_func) curl_progress_cb,
-					  &cb_data, 0);
 
-			if (err == 0) {
-				opkg_msg(INFO, "Inflating %s...\n",
-						tmp_file_name);
-				in = fopen(tmp_file_name, "r");
-				out = fopen(list_file_name, "w");
-				if (in && out)
-					unzip(in, out);
-				else
-					err = 1;
-				if (in)
-					fclose(in);
-				if (out)
-					fclose(out);
-				unlink(tmp_file_name);
-			}
-			free(tmp_file_name);
-		} else
-			err = opkg_download(url, list_file_name, NULL, NULL, 0);
-
-		if (err) {
+		if (opkg_download(url, list_file_name, NULL, NULL, 0)) {
 			opkg_msg(ERROR, "Couldn't retrieve %s\n", url);
 			result = -1;
 		}
--- a/libopkg/opkg_cmd.c
+++ b/libopkg/opkg_cmd.c
@@ -162,30 +162,7 @@ opkg_update_cmd(int argc, char **argv)
 	      sprintf_alloc(&url, "%s/%s", src->value, src->gzip ? "Packages.gz" : "Packages");
 
 	  sprintf_alloc(&list_file_name, "%s/%s", lists_dir, src->name);
-	  if (src->gzip) {
-	      char *tmp_file_name;
-	      FILE *in, *out;
-
-	      sprintf_alloc (&tmp_file_name, "%s/%s.gz", tmp, src->name);
-	      err = opkg_download(url, tmp_file_name, NULL, NULL, 0);
-	      if (err == 0) {
-		   opkg_msg(NOTICE, "Inflating %s.\n", url);
-		   in = fopen (tmp_file_name, "r");
-		   out = fopen (list_file_name, "w");
-		   if (in && out)
-			unzip (in, out);
-		   else
-			err = 1;
-		   if (in)
-			fclose (in);
-		   if (out)
-			fclose (out);
-		   unlink (tmp_file_name);
-	      }
-	      free(tmp_file_name);
-	  } else
-	      err = opkg_download(url, list_file_name, NULL, NULL, 0);
-	  if (err) {
+	  if (opkg_download(url, list_file_name, NULL, NULL, 0)) {
 	       failures++;
 	  } else {
 	       opkg_msg(NOTICE, "Updated list of available packages in %s.\n",
--- a/libopkg/pkg_hash.c
+++ b/libopkg/pkg_hash.c
@@ -29,6 +29,7 @@
 #include "sprintf_alloc.h"
 #include "file_util.h"
 #include "libbb/libbb.h"
+#include "libbb/gzip.h"
 
 void
 pkg_hash_init(void)
@@ -106,8 +107,15 @@ pkg_hash_add_from_file(const char *file_
 	char *buf;
 	const size_t len = 4096;
 	int ret = 0;
+	struct gzip_handle zh;
+
+	if (src && src->gzip) {
+		fp = gzip_fdopen(&zh, file_name);
+	}
+	else {
+		fp = fopen(file_name, "r");
+ 	}
 
-	fp = fopen(file_name, "r");
 	if (fp == NULL) {
 		opkg_perror(ERROR, "Failed to open %s", file_name);
 		return -1;
@@ -155,6 +163,9 @@ pkg_hash_add_from_file(const char *file_
 	free(buf);
 	fclose(fp);
 
+	if (src && src->gzip)
+		gzip_close(&zh);
+
 	return ret;
 }