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[GNUnet-SVN] r10753 - gnunet/src/fs
From: |
gnunet |
Subject: |
[GNUnet-SVN] r10753 - gnunet/src/fs |
Date: |
Fri, 2 Apr 2010 16:46:41 +0200 |
Author: grothoff
Date: 2010-04-02 16:46:41 +0200 (Fri, 02 Apr 2010)
New Revision: 10753
Modified:
gnunet/src/fs/fs_directory.c
gnunet/src/fs/fs_download.c
Log:
fix full data extraction for binary data
Modified: gnunet/src/fs/fs_directory.c
===================================================================
--- gnunet/src/fs/fs_directory.c 2010-04-02 14:34:42 UTC (rev 10752)
+++ gnunet/src/fs/fs_directory.c 2010-04-02 14:46:41 UTC (rev 10753)
@@ -97,6 +97,68 @@
/**
+ * Closure for 'find_full_data'.
+ */
+struct GetFullDataClosure
+{
+
+ /**
+ * Extracted binary meta data.
+ */
+ void *data;
+
+ /**
+ * Number of bytes stored in data.
+ */
+ size_t size;
+};
+
+
+/**
+ * Type of a function that libextractor calls for each
+ * meta data item found.
+ *
+ * @param cls closure (user-defined)
+ * @param plugin_name name of the plugin that produced this value;
+ * special values can be used (i.e. '<zlib>' for zlib being
+ * used in the main libextractor library and yielding
+ * meta data).
+ * @param type libextractor-type describing the meta data
+ * @param format basic format information about data
+ * @param data_mime_type mime-type of data (not of the original file);
+ * can be NULL (if mime-type is not known)
+ * @param data actual meta-data found
+ * @param data_len number of bytes in data
+ * @return 0 to continue extracting, 1 to abort
+ */
+static int
+find_full_data (void *cls,
+ const char *plugin_name,
+ enum EXTRACTOR_MetaType type,
+ enum EXTRACTOR_MetaFormat format,
+ const char *data_mime_type,
+ const char *data,
+ size_t data_len)
+{
+ struct GetFullDataClosure *gfdc = cls;
+
+ if (type == EXTRACTOR_METATYPE_GNUNET_FULL_DATA)
+ {
+ gfdc->size = data_len;
+ if (data_len > 0)
+ {
+ gfdc->data = GNUNET_malloc (data_len);
+ memcpy (gfdc->data,
+ data,
+ data_len);
+ }
+ return 1;
+ }
+ return 0;
+}
+
+
+/**
* Iterate over all entries in a directory. Note that directories
* are structured such that it is possible to iterate over the
* individual blocks as well as over the entire directory. Thus
@@ -125,6 +187,7 @@
GNUNET_FS_DirectoryEntryProcessor dep,
void *dep_cls)
{
+ struct GetFullDataClosure full_data;
const char *cdata = data;
char *file_data;
char *emsg;
@@ -228,16 +291,21 @@
pos += mdSize;
filename = GNUNET_CONTAINER_meta_data_get_by_type (md,
EXTRACTOR_METATYPE_FILENAME);
- file_data = GNUNET_CONTAINER_meta_data_get_by_type (md,
-
EXTRACTOR_METATYPE_GNUNET_FULL_DATA);
+ full_data.size = 0;
+ full_data.data = NULL;
+ GNUNET_CONTAINER_meta_data_iterate (md,
+ &find_full_data,
+ &full_data);
if (dep != NULL)
- dep (dep_cls,
- filename,
- uri,
- md,
- (file_data != NULL) ? strlen(file_data) : 0,
- file_data);
- GNUNET_free_non_null (file_data);
+ {
+ dep (dep_cls,
+ filename,
+ uri,
+ md,
+ full_data.data,
+ full_data.size);
+ }
+ GNUNET_free_non_null (full_data.file_data);
GNUNET_free_non_null (filename);
GNUNET_CONTAINER_meta_data_destroy (md);
GNUNET_FS_uri_destroy (uri);
Modified: gnunet/src/fs/fs_download.c
===================================================================
--- gnunet/src/fs/fs_download.c 2010-04-02 14:34:42 UTC (rev 10752)
+++ gnunet/src/fs/fs_download.c 2010-04-02 14:46:41 UTC (rev 10753)
@@ -375,6 +375,10 @@
}
if (cpos != NULL)
return; /* already exists */
+ if (NULL == filename)
+ {
+
+ }
if (data != NULL)
{
/* determine on-disk filename, write data! */
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