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[GNUnet-SVN] r8818 - in gnunet: . src/fs src/include
From: |
gnunet |
Subject: |
[GNUnet-SVN] r8818 - in gnunet: . src/fs src/include |
Date: |
Fri, 7 Aug 2009 12:18:56 -0600 |
Author: grothoff
Date: 2009-08-07 12:18:56 -0600 (Fri, 07 Aug 2009)
New Revision: 8818
Modified:
gnunet/configure.ac
gnunet/src/fs/fs.h
gnunet/src/fs/fs_getopt.c
gnunet/src/fs/fs_uri.c
gnunet/src/include/gnunet_fs_service.h
Log:
hxing
Modified: gnunet/configure.ac
===================================================================
--- gnunet/configure.ac 2009-08-03 22:21:33 UTC (rev 8817)
+++ gnunet/configure.ac 2009-08-07 18:18:56 UTC (rev 8818)
@@ -748,6 +748,7 @@
src/datacache/Makefile
src/datastore/Makefile
src/fragmentation/Makefile
+src/fs/Makefile
src/hello/Makefile
src/include/Makefile
src/include/gnunet_directories.h
Modified: gnunet/src/fs/fs.h
===================================================================
--- gnunet/src/fs/fs.h 2009-08-03 22:21:33 UTC (rev 8817)
+++ gnunet/src/fs/fs.h 2009-08-07 18:18:56 UTC (rev 8818)
@@ -73,8 +73,7 @@
struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded peer;
/**
- * Time when the HELLO *and* this location URI
- * expire (they expire together!).
+ * Time when this location URI expires.
*/
struct GNUNET_TIME_Absolute expirationTime;
Modified: gnunet/src/fs/fs_getopt.c
===================================================================
--- gnunet/src/fs/fs_getopt.c 2009-08-03 22:21:33 UTC (rev 8817)
+++ gnunet/src/fs/fs_getopt.c 2009-08-07 18:18:56 UTC (rev 8818)
@@ -24,12 +24,11 @@
* @author Igor Wronsky, Christian Grothoff
*/
#include "platform.h"
-#include "gnunet_fs_lib.h"
+#include "gnunet_fs_service.h"
+#include "fs.h"
+/* ******************** command-line option parsing API ******************** */
-
-/* ******************** command-line option parsing API
*********************** */
-
/**
* Command-line option parser function that allows the user
* to specify one or more '-k' options with keywords. Each
@@ -43,7 +42,7 @@
* @return GNUNET_OK on success
*/
int
-GNUNET_FS_getopt_configure_set_keywords
(GNUNET_GETOPT_CommandLineProcessorContext* ctx,
+GNUNET_FS_getopt_configure_set_keywords (struct
GNUNET_GETOPT_CommandLineProcessorContext* ctx,
void *scls,
const char *option,
const char *value)
@@ -55,7 +54,7 @@
if (u == NULL)
{
- u = GNUNET_malloc (sizeof (struct GNUNET_ECRS_URI));
+ u = GNUNET_malloc (sizeof (struct GNUNET_FS_Uri));
*uri = u;
u->type = ksk;
u->data.ksk.keywordCount = 0;
@@ -125,7 +124,7 @@
* @return GNUNET_OK on success
*/
int
-GNUNET_FS_getopt_configure_set_metadata
(GNUNET_GETOPT_CommandLineProcessorContext* ctx,
+GNUNET_FS_getopt_configure_set_metadata (struct
GNUNET_GETOPT_CommandLineProcessorContext* ctx,
void *scls,
const char *option,
const char *value)
@@ -145,7 +144,7 @@
*mm = meta;
}
- tmp = GNUNET_STRINGS_to_utf8 (NULL, value, strlen (value),
+ tmp = GNUNET_STRINGS_to_utf8 (value, strlen (value),
#if ENABLE_NLS
nl_langinfo (CODESET)
#else
Modified: gnunet/src/fs/fs_uri.c
===================================================================
--- gnunet/src/fs/fs_uri.c 2009-08-03 22:21:33 UTC (rev 8817)
+++ gnunet/src/fs/fs_uri.c 2009-08-07 18:18:56 UTC (rev 8818)
@@ -79,7 +79,7 @@
* <p>
*/
#include "platform.h"
-#include "gnunet_fs_lib.h"
+#include "gnunet_fs_service.h"
#include "fs.h"
@@ -97,21 +97,21 @@
switch (uri->type)
{
case chk:
- *key = uri->data.fi.chk.query;
+ *key = uri->data.chk.chk.query;
return;
case sks:
- GNUNET_hash (uri->data.sks.identifier,
- strlen (uri->data.sks.identifier), key);
+ GNUNET_CRYPTO_hash (uri->data.sks.identifier,
+ strlen (uri->data.sks.identifier), key);
break;
case ksk:
if (uri->data.ksk.keywordCount > 0)
- GNUNET_hash (uri->data.ksk.keywords[0],
- strlen (uri->data.ksk.keywords[0]), key);
+ GNUNET_CRYPTO_hash (uri->data.ksk.keywords[0],
+ strlen (uri->data.ksk.keywords[0]), key);
break;
case loc:
- GNUNET_hash (&uri->data.loc.fi,
- sizeof (GNUNET_EC_FileIdentifier) +
- sizeof (GNUNET_RSA_PublicKey), key);
+ GNUNET_CRYPTO_hash (&uri->data.loc.fi,
+ sizeof (struct FileIdentifier) +
+ sizeof (struct
GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded), key);
break;
default:
memset (key, 0, sizeof (GNUNET_HashCode));
@@ -121,26 +121,402 @@
/**
- * Convert a URI to a UTF-8 String.
+ * Convert keyword URI to a human readable format
+ * (i.e. the search query that was used in the first place)
*
- * @param uri uri to convert to a string
- * @return the UTF-8 string
+ * @param uri ksk uri to convert to a string
+ * @return string with the keywords
*/
char *
-GNUNET_FS_uri_to_string (const struct GNUNET_FS_Uri *uri);
+GNUNET_FS_uri_ksk_to_string_fancy (const struct GNUNET_FS_Uri *uri)
+{
+ size_t n;
+ char *ret;
+ unsigned int i;
+ const char *keyword;
+ char **keywords;
+ unsigned int keywordCount;
+ if ((uri == NULL) || (uri->type != ksk))
+ {
+ GNUNET_break (0);
+ return NULL;
+ }
+ keywords = uri->data.ksk.keywords;
+ keywordCount = uri->data.ksk.keywordCount;
+ n = keywordCount + 1;
+ for (i = 0; i < keywordCount; i++)
+ {
+ keyword = keywords[i];
+ n += strlen (keyword) - 1;
+ if (NULL != strstr (&keyword[1], " "))
+ n += 2;
+ if (keyword[0] == '+')
+ n++;
+ }
+ ret = GNUNET_malloc (n);
+ strcpy (ret, "");
+ for (i = 0; i < keywordCount; i++)
+ {
+ keyword = keywords[i];
+ if (NULL != strstr (&keyword[1], " "))
+ {
+ strcat (ret, "\"");
+ if (keyword[0] == '+')
+ strcat (ret, keyword);
+ else
+ strcat (ret, &keyword[1]);
+ strcat (ret, "\"");
+ }
+ else
+ {
+ if (keyword[0] == '+')
+ strcat (ret, keyword);
+ else
+ strcat (ret, &keyword[1]);
+ }
+ strcat (ret, " ");
+ }
+ return ret;
+}
+
+
+
/**
- * Convert keyword URI to a human readable format
- * (i.e. the search query that was used in the first place)
+ * Given a keyword with %-encoding (and possibly quotes to protect
+ * spaces), return a copy of the keyword without %-encoding and
+ * without double-quotes (%22). Also, add a space at the beginning
+ * if there is not a '+'.
+ *
+ * @param in string with %-encoding
+ * @param emsg where to store the parser error message (if any)
+ * @return decodded string with leading space (or preserved plus)
+ */
+static char *
+percent_decode_keyword (const char *in, char **emsg)
+{
+ char *out;
+ char *ret;
+ unsigned int rpos;
+ unsigned int wpos;
+ unsigned int hx;
+
+ out = GNUNET_strdup (in);
+ rpos = 0;
+ wpos = 0;
+ while (out[rpos] != '\0')
+ {
+ if (out[rpos] == '%')
+ {
+ if (1 != sscanf (&out[rpos + 1], "%2X", &hx))
+ {
+ GNUNET_free (out);
+ return NULL;
+ }
+ rpos += 3;
+ if (hx == '"')
+ continue; /* skip double quote */
+ out[wpos++] = (char) hx;
+ }
+ else
+ {
+ out[wpos++] = out[rpos++];
+ }
+ }
+ out[wpos] = '\0';
+ if (out[0] == '+')
+ {
+ ret = GNUNET_strdup (out);
+ }
+ else
+ {
+ /* need to prefix with space */
+ ret = GNUNET_malloc (strlen (out) + 2);
+ strcpy (ret, " ");
+ strcat (ret, out);
+ }
+ GNUNET_free (out);
+ return ret;
+}
+
+
+/**
+ * Parse a KSK URI.
*
- * @param uri ksk uri to convert to a string
- * @return string with the keywords
+ * @param s an uri string
+ * @param emsg where to store the parser error message (if any)
+ * @return NULL on error, otherwise the KSK URI
*/
-char *
-GNUNET_FS_uri_ksk_to_string_fancy (const struct GNUNET_FS_Uri *uri);
+static struct GNUNET_FS_Uri *
+uri_ksk_parse (const char *s, char **emsg)
+{
+ struct GNUNET_FS_Uri *ret;
+ char **keywords;
+ unsigned int pos;
+ int max;
+ int iret;
+ int i;
+ size_t slen;
+ char *dup;
+ int saw_quote;
+ GNUNET_assert (s != NULL);
+ slen = strlen (s);
+ pos = strlen (GNUNET_FS_URI_PREFIX GNUNET_FS_URI_KSK_INFIX);
+ if ( (slen <= pos) ||
+ (0 != strncmp (s, GNUNET_FS_URI_PREFIX GNUNET_FS_URI_KSK_INFIX,
+ pos) ) ||
+ (s[slen - 1] == '+') ||
+ (s[pos] == '+') )
+ return NULL; /* no keywords / malformed */
+
+ max = 1;
+ saw_quote = 0;
+ for (i = pos; i < slen; i++)
+ {
+ if ((s[i] == '%') && (&s[i] == strstr (&s[i], "%22")))
+ {
+ saw_quote = (saw_quote + 1) % 2;
+ i += 3;
+ continue;
+ }
+ if ((s[i] == '+') && (saw_quote == 0))
+ {
+ max++;
+ if (s[i - 1] == '+')
+ return NULL; /* "++" not allowed */
+ }
+ }
+ if (saw_quote == 1)
+ return NULL; /* quotes not balanced */
+ iret = max;
+ dup = GNUNET_strdup (s);
+ keywords = GNUNET_malloc (max * sizeof (char *));
+ for (i = slen - 1; i >= pos; i--)
+ {
+ if ((s[i] == '%') && (&s[i] == strstr (&s[i], "%22")))
+ {
+ saw_quote = (saw_quote + 1) % 2;
+ i += 3;
+ continue;
+ }
+ if ((dup[i] == '+') && (saw_quote == 0))
+ {
+ keywords[--max] = percent_decode_keyword (&dup[i + 1], emsg);
+ if (NULL == keywords[max])
+ goto CLEANUP;
+ dup[i] = '\0';
+ }
+ }
+ keywords[--max] = percent_decode_keyword (&dup[pos], emsg);
+ if (NULL == keywords[max])
+ goto CLEANUP;
+ GNUNET_assert (max == 0);
+ GNUNET_free (dup);
+ ret = GNUNET_malloc (sizeof(struct GNUNET_FS_Uri));
+ ret->type = ksk;
+ ret->data.ksk.keywordCount = iret;
+ ret->data.ksk.keywords = keywords;
+ return ret;
+CLEANUP:
+ for (i = 0; i < max; i++)
+ GNUNET_free_non_null (keywords[i]);
+ GNUNET_free (keywords);
+ GNUNET_free (dup);
+ return NULL;
+}
+
+
/**
+ * Parse an SKS URI.
+ *
+ * @param s an uri string
+ * @param emsg where to store the parser error message (if any)
+ * @return NULL on error, SKS URI otherwise
+ */
+static struct GNUNET_FS_Uri *
+uri_sks_parse (const char *s, char **emsg)
+{
+ struct GNUNET_FS_Uri *ret;
+ GNUNET_HashCode namespace;
+ char *identifier;
+ unsigned int pos;
+ size_t slen;
+ char enc[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)];
+
+ GNUNET_assert (s != NULL);
+ slen = strlen (s);
+ pos = strlen (GNUNET_FS_URI_PREFIX GNUNET_FS_URI_SKS_INFIX);
+ if ( (slen <= pos) ||
+ (0 != strncmp (s, GNUNET_FS_URI_PREFIX GNUNET_FS_URI_SKS_INFIX,
+ pos) ) ||
+ (slen < pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) + 1) ||
+ (s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) - 1] != '/') )
+ return NULL;
+ memcpy (enc, &s[pos], sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded));
+ enc[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)-1] = '\0';
+ if (GNUNET_OK != GNUNET_CRYPTO_hash_from_string (enc, &namespace))
+ return NULL;
+ identifier = GNUNET_strdup (&s[pos + sizeof (struct
GNUNET_CRYPTO_HashAsciiEncoded)]);
+ ret = GNUNET_malloc (sizeof(struct GNUNET_FS_Uri));
+ ret->type = sks;
+ ret->data.sks.namespace = namespace;
+ ret->data.sks.identifier = identifier;
+ return ret;
+}
+
+
+/**
+ * Parse a CHK URI.
+ *
+ * @param s an uri string
+ * @param emsg where to store the parser error message (if any)
+ * @return NULL on error, CHK URI otherwise
+ */
+static struct GNUNET_FS_Uri *
+uri_chk_parse (const char *s, char **emsg)
+{
+ struct GNUNET_FS_Uri *ret;
+ struct FileIdentifier fi;
+ unsigned int pos;
+ size_t slen;
+ char h1[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)];
+ char h2[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)];
+
+ GNUNET_assert (s != NULL);
+
+ slen = strlen (s);
+ pos = strlen (GNUNET_FS_URI_PREFIX GNUNET_FS_URI_CHK_INFIX);
+ if ( (slen < pos + 2 * sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) + 1) ||
+ (0 != strncmp (s, GNUNET_FS_URI_PREFIX GNUNET_FS_URI_CHK_INFIX,
+ pos) ) ||
+ (s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) - 1] != '.') ||
+ (s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) * 2 - 1] !=
'.') )
+ return NULL;
+
+ memcpy (h1,
+ &s[pos],
+ sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded));
+ h1[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)-1] = '\0';
+ memcpy (h2,
+ &s[pos + sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)],
+ sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded));
+ h2[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)-1] = '\0';
+
+ if ((GNUNET_OK != GNUNET_CRYPTO_hash_from_string (h1,
+ &fi.chk.key)) ||
+ (GNUNET_OK != GNUNET_CRYPTO_hash_from_string (h2,
+ &fi.chk.query)) ||
+ (1 != SSCANF (&s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) *
2],
+ "%llu",
+ &fi.file_length)))
+ return NULL;
+ fi.file_length = GNUNET_htonll (fi.file_length);
+
+ ret = GNUNET_malloc (sizeof(struct GNUNET_FS_Uri));
+ ret->type = chk;
+ ret->data.chk = fi;
+ return ret;
+}
+
+
+/**
+ * Parse a LOC URI.
+ * Also verifies validity of the location URI.
+ *
+ * @param s an uri string
+ * @param emsg where to store the parser error message (if any)
+ * @return NULL on error, valid LOC URI otherwise
+ */
+static struct GNUNET_FS_Uri *
+uri_loc_parse (const char *s, char **emsg)
+{
+ struct GNUNET_FS_Uri *ret;
+ char h1[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)];
+ char h2[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)];
+ unsigned int pos;
+ unsigned int npos;
+ unsigned long long exptime;
+ int ret;
+ size_t slen;
+ char *addr;
+
+ GNUNET_assert (s != NULL);
+ slen = strlen (s);
+ pos = strlen (GNUNET_FS_URI_PREFIX GNUNET_FS_URI_LOC_INFIX);
+ if ( (slen < pos + 2 * sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) + 1) ||
+ (0 != strncmp (s, GNUNET_FS_URI_PREFIX GNUNET_FS_URI_LOC_INFIX,
+ pos) ) ||
+ (s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) - 1] != '.') ||
+ (s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) * 2 - 1] !=
'.') )
+ return NULL;
+
+ memcpy (h1,
+ &s[pos],
+ sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded));
+ h1[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)-1] = '\0';
+ memcpy (h2,
+ &s[pos + sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)],
+ sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded));
+ h2[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)-1] = '\0';
+
+ if ((GNUNET_OK != GNUNET_CRYPTO_hash_from_string (h1,
+ &fi.chk.key)) ||
+ (GNUNET_OK != GNUNET_CRYPTO_hash_from_string (h2,
+ &fi.chk.query))
+ (1 != SSCANF (&s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) *
2],
+ "%llu",
+ &fi.file_length)) )
+ return NULL;
+ fi.file_length = GNUNET_htonll (fi.file_length);
+
+ npos = pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) * 2;
+ while ((s[npos] != '\0') && (s[npos] != '.'))
+ npos++;
+ if (s[npos] == '\0')
+ goto ERR;
+ ret = enc2bin (&s[npos],
+ &loc->peer,
+ sizeof (GNUNET_RSA_PublicKey));
+ if (ret == -1)
+ goto ERR;
+ npos += ret;
+ if (dup[npos++] != '.')
+ goto ERR;
+ ret = enc2bin (&s[npos],
+ &loc->contentSignature,
+ sizeof (struct GNUNET_CRYPTO_RsaSignature));
+ if (ret == -1)
+ goto ERR;
+ npos += ret;
+ if (dup[npos++] != '.')
+ goto ERR;
+ if (1 != SSCANF (&dup[npos], "%llu", &exptime))
+ goto ERR;
+ // FIXME: do something to exptime...
+ /* Finally: verify sigs! */
+ if (GNUNET_OK != GNUNET_RSA_verify (&loc->fi,
+ sizeof (struct FileIdentifier) +
+ sizeof (GNUNET_PeerIdentity) +
+ sizeof (GNUNET_Int32Time),
+ &loc->contentSignature,
+ &loc->peer))
+ goto ERR;
+
+ ret = GNUNET_malloc (sizeof(struct GNUNET_FS_Uri));
+ ret->type = loc;
+ ret->data.loc.chk = fi;
+ ret->data.loc.xx = yy;
+
+ return ret;
+ERR:
+ GNUNET_free_non_null (addr);
+ return NULL;
+}
+
+
+/**
* Convert a UTF-8 String to a URI.
*
* @param uri string to parse
@@ -149,8 +525,19 @@
*/
struct GNUNET_FS_Uri *
GNUNET_FS_uri_parse (const char *uri,
- char **emsg);
+ char **emsg)
+{
+ struct GNUNET_FS_Uri *ret;
+ if ( (NULL != (ret = uri_chk_parse (uri, emsg))) ||
+ (NULL != (ret = uri_ksk_parse (uri, emsg))) ||
+ (NULL != (ret = uri_sks_parse (uri, emsg))) ||
+ (NULL != (ret = uri_loc_parse (uri, emsg))) )
+ return ret;
+ return NULL;
+}
+
+
/**
* Free URI.
*
@@ -223,7 +610,9 @@
keyword = uri->data.ksk.keywords[i];
/* first character of keyword indicates
if it is mandatory or not */
- if (GNUNET_OK != iterator (&keyword[1], keyword[0] == '+', cls))
+ if (GNUNET_OK != iterator (iterator_cls,
+ &keyword[1],
+ keyword[0] == '+'))
return i;
}
return i;
@@ -243,8 +632,9 @@
{
if (uri->type != loc)
return GNUNET_SYSERR;
- GNUNET_hash (&uri->data.loc.peer, sizeof (GNUNET_RSA_PublicKey),
- &peer->hashPubKey);
+ GNUNET_CRYPTO_hash (&uri->data.loc.peer,
+ sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded),
+ &peer->hashPubKey);
return GNUNET_OK;
}
@@ -258,11 +648,11 @@
struct GNUNET_FS_Uri *
GNUNET_FS_uri_loc_get_uri (const struct GNUNET_FS_Uri *uri)
{
- struct GNUNET_ECRS_Uri *ret;
+ struct GNUNET_FS_Uri *ret;
if (uri->type != loc)
return NULL;
- ret = GNUNET_malloc (sizeof (struct GNUNET_ECRS_Uri));
+ ret = GNUNET_malloc (sizeof (struct GNUNET_FS_Uri));
ret->type = chk;
ret->data.chk = uri->data.loc.fi;
return ret;
@@ -292,7 +682,11 @@
* @return canonicalized version of the URI, NULL on error
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_ksk_canonicalize (const struct GNUNET_FS_Uri *uri);
+GNUNET_FS_uri_ksk_canonicalize (const struct GNUNET_FS_Uri *uri)
+{
+ /* FIXME: not implemented */
+ return NULL;
+}
/**
@@ -306,7 +700,11 @@
*/
struct GNUNET_FS_Uri *
GNUNET_FS_uri_ksk_merge (const struct GNUNET_FS_Uri *u1,
- const struct GNUNET_FS_Uri *u2);
+ const struct GNUNET_FS_Uri *u2)
+{
+ /* FIXME */
+ return NULL;
+}
/**
@@ -318,7 +716,7 @@
struct GNUNET_FS_Uri *
GNUNET_FS_uri_dup (const struct GNUNET_FS_Uri *uri)
{
- struct GNUNET_ECRS_URI *ret;
+ struct GNUNET_FS_Uri *ret;
unsigned int i;
ret = GNUNET_malloc (sizeof (struct GNUNET_FS_Uri));
@@ -366,7 +764,11 @@
* if keywords is not legal (i.e. empty).
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_ksk_create (const char *keywords);
+GNUNET_FS_uri_ksk_create (const char *keywords)
+{
+ /* FIXME */
+ return NULL;
+}
/**
@@ -388,7 +790,11 @@
*/
struct GNUNET_FS_Uri *
GNUNET_FS_uri_ksk_create_from_args (unsigned int argc,
- const char **argv);
+ const char **argv)
+{
+ /* FIXME */
+ return NULL;
+}
/**
@@ -406,37 +812,37 @@
unsigned int i;
unsigned int j;
- GNUNET_assert (uri1 != NULL);
- GNUNET_assert (uri2 != NULL);
- if (uri1->type != uri2->type)
+ GNUNET_assert (u1 != NULL);
+ GNUNET_assert (u2 != NULL);
+ if (u1->type != u2->type)
return GNUNET_NO;
- switch (uri1->type)
+ switch (u1->type)
{
case chk:
- if (0 == memcmp (&uri1->data.chk,
- &uri2->data.chk,
+ if (0 == memcmp (&u1->data.chk,
+ &u2->data.chk,
sizeof (struct FileIdentifier)))
return GNUNET_YES;
return GNUNET_NO;
case sks:
- if ((0 == memcmp (&uri1->data.sks.namespace,
- &uri2->data.sks.namespace,
+ if ((0 == memcmp (&u1->data.sks.namespace,
+ &u2->data.sks.namespace,
sizeof (GNUNET_HashCode))) &&
- (0 == strcmp (uri1->data.sks.identifier,
- uri2->data.sks.identifier)))
+ (0 == strcmp (u1->data.sks.identifier,
+ u2->data.sks.identifier)))
return GNUNET_YES;
return GNUNET_NO;
case ksk:
- if (uri1->data.ksk.keywordCount != uri2->data.ksk.keywordCount)
+ if (u1->data.ksk.keywordCount != u2->data.ksk.keywordCount)
return GNUNET_NO;
- for (i = 0; i < uri1->data.ksk.keywordCount; i++)
+ for (i = 0; i < u1->data.ksk.keywordCount; i++)
{
ret = GNUNET_NO;
- for (j = 0; j < uri2->data.ksk.keywordCount; j++)
+ for (j = 0; j < u2->data.ksk.keywordCount; j++)
{
- if (0 == strcmp (uri1->data.ksk.keywords[i],
- uri2->data.ksk.keywords[j]))
+ if (0 == strcmp (u1->data.ksk.keywords[i],
+ u2->data.ksk.keywords[j]))
{
ret = GNUNET_YES;
break;
@@ -447,10 +853,10 @@
}
return GNUNET_YES;
case loc:
- if (memcmp (&uri1->data.loc,
- &uri2->data.loc,
+ if (memcmp (&u1->data.loc,
+ &u2->data.loc,
sizeof (struct FileIdentifier) +
- sizeof (GNUNET_RSA_PublicKey) +
+ sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded) +
sizeof (struct GNUNET_TIME_Absolute) +
sizeof (unsigned short) + sizeof (unsigned short)) != 0)
return GNUNET_NO;
@@ -491,7 +897,7 @@
GNUNET_break (0);
return GNUNET_SYSERR;
}
- *id = uri->data.sks.namespace;
+ *nsid = uri->data.sks.namespace;
return GNUNET_OK;
}
@@ -524,7 +930,11 @@
*/
char *
GNUNET_FS_uri_sks_to_string_fancy (struct GNUNET_CONFIGURATION_Handle *cfg,
- const struct GNUNET_FS_Uri *uri);
+ const struct GNUNET_FS_Uri *uri)
+{
+ /* FIXME */
+ return NULL;
+}
/**
@@ -634,7 +1044,7 @@
* @deprecated
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_ksk_create_from_meta_data (const struct GNUNET_MetaData *md)
+GNUNET_FS_uri_ksk_create_from_meta_data (const struct
GNUNET_CONTAINER_MetaData *md)
{
struct GNUNET_FS_Uri *ret;
@@ -646,18 +1056,13 @@
ret->data.ksk.keywords = NULL;
ret->data.ksk.keywords
= GNUNET_malloc (sizeof (char *) *
- GNUNET_meta_data_get_contents (md, NULL, NULL));
- GNUNET_meta_data_get_contents (md, &gather_uri_data, ret);
+ GNUNET_CONTAINER_meta_data_get_contents (md, NULL, NULL));
+ GNUNET_CONTAINER_meta_data_get_contents (md, &gather_uri_data, ret);
return ret;
}
-#if 0
-// old code...
-
-
-
/**
* In URI-encoding, does the given character
* need to be encoded using %-encoding?
@@ -669,13 +1074,18 @@
(c == '-') || (c == '_') || (c == '.') || (c == '~')));
}
+
/**
- * Generate a keyword URI.
+ * Convert a KSK URI to a string.
+ *
+ * @param uri the URI to convert
* @return NULL on error (i.e. keywordCount == 0)
*/
static char *
-createKeywordURI (char **keywords, unsigned int keywordCount)
+uri_ksk_to_string (const struct GNUNET_FS_Uri *uri)
{
+ char ** keywords;
+ unsigned int keywordCount;
size_t n;
char *ret;
unsigned int i;
@@ -684,9 +1094,13 @@
size_t slen;
const char *keyword;
+ if (uri->type != ksk)
+ return NULL;
+ keywords = uri->data.ksk.keywords;
+ keywordCount = uri->data.ksk.keywordCount;
n =
- keywordCount + strlen (GNUNET_ECRS_URI_PREFIX) +
- strlen (GNUNET_ECRS_SEARCH_INFIX) + 1;
+ keywordCount + strlen (GNUNET_FS_URI_PREFIX) +
+ strlen (GNUNET_FS_URI_KSK_INFIX) + 1;
for (i = 0; i < keywordCount; i++)
{
keyword = keywords[i];
@@ -704,8 +1118,8 @@
}
}
ret = GNUNET_malloc (n);
- strcpy (ret, GNUNET_ECRS_URI_PREFIX);
- strcat (ret, GNUNET_ECRS_SEARCH_INFIX);
+ strcpy (ret, GNUNET_FS_URI_PREFIX);
+ strcat (ret, GNUNET_FS_URI_KSK_INFIX);
wpos = strlen (ret);
for (i = 0; i < keywordCount; i++)
{
@@ -731,548 +1145,245 @@
return ret;
}
+
/**
- * Generate a subspace URI.
+ * Convert SKS URI to a string.
+ *
+ * @param uri sks uri to convert
+ * @return NULL on error
*/
static char *
-createSubspaceURI (const GNUNET_HashCode * namespace, const char *identifier)
+uri_sks_to_string (const struct GNUNET_FS_Uri *uri)
{
- size_t n;
+ const GNUNET_HashCode * namespace;
+ const char *identifier;
char *ret;
- GNUNET_EncName ns;
-
- n =
- sizeof (GNUNET_EncName) + strlen (GNUNET_ECRS_URI_PREFIX) +
- strlen (GNUNET_ECRS_SUBSPACE_INFIX) + 1 + strlen (identifier);
- ret = GNUNET_malloc (n);
- GNUNET_hash_to_enc (namespace, &ns);
- GNUNET_snprintf (ret, n,
+ struct GNUNET_CRYPTO_HashAsciiEncoded ns;
+
+ if (uri->type != sks)
+ return NULL;
+ namespace = &uri->data.sks.namespace;
+ identifier = uri->data.sks.identifier;
+ GNUNET_CRYPTO_hash_to_enc (namespace, &ns);
+ GNUNET_asprintf (&ret,
"%s%s%s/%s",
- GNUNET_ECRS_URI_PREFIX, GNUNET_ECRS_SUBSPACE_INFIX,
+ GNUNET_FS_URI_PREFIX,
+ GNUNET_FS_URI_SKS_INFIX,
(const char *) &ns, identifier);
return ret;
}
+
/**
- * Generate a file URI.
+ * Convert a CHK URI to a string.
+ *
+ * @param uri chk uri to convert
+ * @return NULL on error
*/
static char *
-createFileURI (const GNUNET_EC_FileIdentifier * fi)
+uri_chk_to_string (const struct GNUNET_FS_Uri *uri)
{
+ const struct FileIdentifier * fi;
char *ret;
- GNUNET_EncName keyhash;
- GNUNET_EncName queryhash;
- size_t n;
+ struct GNUNET_CRYPTO_HashAsciiEncoded keyhash;
+ struct GNUNET_CRYPTO_HashAsciiEncoded queryhash;
- GNUNET_hash_to_enc (&fi->chk.key, &keyhash);
- GNUNET_hash_to_enc (&fi->chk.query, &queryhash);
+ if (uri->type != chk)
+ return NULL;
+ fi = &uri->data.chk;
+ GNUNET_CRYPTO_hash_to_enc (&fi->chk.key, &keyhash);
+ GNUNET_CRYPTO_hash_to_enc (&fi->chk.query, &queryhash);
- n =
- strlen (GNUNET_ECRS_URI_PREFIX) + 2 * sizeof (GNUNET_EncName) + 8 + 16 +
- 32 + strlen (GNUNET_ECRS_FILE_INFIX);
- ret = GNUNET_malloc (n);
- GNUNET_snprintf (ret,
- n,
+ GNUNET_asprintf (&ret,
"%s%s%s.%s.%llu",
- GNUNET_ECRS_URI_PREFIX,
- GNUNET_ECRS_FILE_INFIX,
- (char *) &keyhash, (char *) &queryhash,
+ GNUNET_FS_URI_PREFIX,
+ GNUNET_FS_URI_CHK_INFIX,
+ (const char *) &keyhash,
+ (const char *) &queryhash,
GNUNET_ntohll (fi->file_length));
return ret;
}
-#include "bincoder.c"
-
/**
- * Create a (string) location URI from a Location.
+ * Convert binary data to a string.
+ *
+ * @return converted data
*/
static char *
-createLocURI (const Location * loc)
+bin2enc (const void *data, size_t size)
{
- size_t n;
+ /**
+ * 64 characters for encoding, 6 bits per character
+ */
+ static char *tbl =
+ "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_=";
+
+ size_t len;
+ size_t pos;
+ unsigned int bits;
+ unsigned int hbits;
char *ret;
- GNUNET_EncName keyhash;
- GNUNET_EncName queryhash;
- char *peerId;
- char *peerSig;
- GNUNET_hash_to_enc (&loc->fi.chk.key, &keyhash);
- GNUNET_hash_to_enc (&loc->fi.chk.query, &queryhash);
- n = 2148;
- peerId = bin2enc (&loc->peer, sizeof (GNUNET_RSA_PublicKey));
- peerSig = bin2enc (&loc->contentSignature, sizeof (GNUNET_RSA_Signature));
- ret = GNUNET_malloc (n);
- GNUNET_snprintf (ret,
- n,
- "%s%s%s.%s.%llu.%s.%s.%u",
- GNUNET_ECRS_URI_PREFIX,
- GNUNET_ECRS_LOCATION_INFIX,
- (char *) &keyhash,
- (char *) &queryhash,
- GNUNET_ntohll (loc->fi.file_length),
- peerId, peerSig, loc->expirationTime);
- GNUNET_free (peerSig);
- GNUNET_free (peerId);
- return ret;
-}
-
-/**
- * Convert a URI to a UTF-8 String.
- */
-char *
-GNUNET_ECRS_uri_to_string (const struct GNUNET_ECRS_URI *uri)
-{
- if (uri == NULL)
+ GNUNET_assert (strlen (tbl) == 64);
+ len = size * 8 / 6;
+ if (((size * 8) % 6) != 0)
+ len++;
+ ret = GNUNET_malloc (len + 1);
+ ret[len] = '\0';
+ len = 0;
+ bits = 0;
+ hbits = 0;
+ for (pos = 0; pos < size; pos++)
{
- GNUNET_GE_BREAK (NULL, 0);
- return NULL;
- }
- switch (uri->type)
- {
- case ksk:
- return createKeywordURI (uri->data.ksk.keywords,
- uri->data.ksk.keywordCount);
- case sks:
- return createSubspaceURI (&uri->data.sks.namespace,
- uri->data.sks.identifier);
- case chk:
- return createFileURI (&uri->data.fi);
- case loc:
- return createLocURI (&uri->data.loc);
- default:
- GNUNET_GE_BREAK (NULL, 0);
- return NULL;
- }
-}
-
-/**
- * Convert keyword URI to a human readable format
- * (i.e. the search query that was used in the first place)
- */
-char *
-GNUNET_ECRS_ksk_uri_to_human_readable_string (const struct GNUNET_ECRS_URI
- *uri)
-{
- size_t n;
- char *ret;
- unsigned int i;
- const char *keyword;
- char **keywords;
- unsigned int keywordCount;
-
- if ((uri == NULL) || (uri->type != ksk))
- {
- GNUNET_GE_BREAK (NULL, 0);
- return NULL;
- }
- keywords = uri->data.ksk.keywords;
- keywordCount = uri->data.ksk.keywordCount;
- n = keywordCount + 1;
- for (i = 0; i < keywordCount; i++)
- {
- keyword = keywords[i];
- n += strlen (keyword) - 1;
- if (NULL != strstr (&keyword[1], " "))
- n += 2;
- if (keyword[0] == '+')
- n++;
- }
- ret = GNUNET_malloc (n);
- strcpy (ret, "");
- for (i = 0; i < keywordCount; i++)
- {
- keyword = keywords[i];
- if (NULL != strstr (&keyword[1], " "))
+ bits |= ((((const unsigned char *) data)[pos]) << hbits);
+ hbits += 8;
+ while (hbits >= 6)
{
- strcat (ret, "\"");
- if (keyword[0] == '+')
- strcat (ret, keyword);
- else
- strcat (ret, &keyword[1]);
- strcat (ret, "\"");
+ ret[len++] = tbl[bits & 63];
+ bits >>= 6;
+ hbits -= 6;
}
- else
- {
- if (keyword[0] == '+')
- strcat (ret, keyword);
- else
- strcat (ret, &keyword[1]);
- }
- strcat (ret, " ");
}
+ if (hbits > 0)
+ ret[len++] = tbl[bits & 63];
return ret;
}
+
/**
- * Given a keyword with %-encoding (and possibly quotes to protect
- * spaces), return a copy of the keyword without %-encoding and
- * without double-quotes (%22). Also, add a space at the beginning
- * if there is not a '+'.
+ * Convert a character back to the binary value
+ * that it represents (given base64-encoding).
+ *
+ * @param a character to convert
+ * @return offset in the "tbl" array
*/
-static char *
-percent_decode_keyword (const char *in)
+static unsigned int
+c2v (unsigned char a)
{
- char *out;
- char *ret;
- unsigned int rpos;
- unsigned int wpos;
- unsigned int hx;
-
- out = GNUNET_strdup (in);
- rpos = 0;
- wpos = 0;
- while (out[rpos] != '\0')
- {
- if (out[rpos] == '%')
- {
- if (1 != sscanf (&out[rpos + 1], "%2X", &hx))
- {
- GNUNET_free (out);
- return NULL;
- }
- rpos += 3;
- if (hx == '"')
- continue; /* skip double quote */
- out[wpos++] = (char) hx;
- }
- else
- {
- out[wpos++] = out[rpos++];
- }
- }
- out[wpos] = '\0';
- if (out[0] == '+')
- {
- ret = GNUNET_strdup (out);
- }
- else
- {
- /* need to prefix with space */
- ret = GNUNET_malloc (strlen (out) + 2);
- strcpy (ret, " ");
- strcat (ret, out);
- }
- GNUNET_free (out);
- return ret;
+ if ((a >= '0') && (a <= '9'))
+ return a - '0';
+ if ((a >= 'A') && (a <= 'Z'))
+ return (a - 'A' + 10);
+ if ((a >= 'a') && (a <= 'z'))
+ return (a - 'a' + 36);
+ if (a == '_')
+ return 62;
+ if (a == '=')
+ return 63;
+ return -1;
}
+
/**
- * Parses an ECRS search URI.
+ * Convert string back to binary data.
*
- * @param uri an uri string
- * @param keyword will be set to an array with the keywords
- * @return GNUNET_SYSERR if this is not a search URI, otherwise
- * the number of keywords placed in the array
+ * @param input '\0'-terminated string
+ * @param data where to write binary data
+ * @param size how much data should be converted
+ * @return number of characters processed from input,
+ * -1 on error
*/
static int
-parseKeywordURI (struct GNUNET_GE_Context *ectx, const char *uri,
- char ***keywords)
+enc2bin (const char *input, void *data, size_t size)
{
- unsigned int pos;
- int ret;
- int iret;
- int i;
- size_t slen;
- char *dup;
- int saw_quote;
+ size_t len;
+ size_t pos;
+ unsigned int bits;
+ unsigned int hbits;
- GNUNET_GE_ASSERT (ectx, uri != NULL);
-
- slen = strlen (uri);
- pos = strlen (GNUNET_ECRS_URI_PREFIX);
-
- if (0 != strncmp (uri, GNUNET_ECRS_URI_PREFIX, pos))
- return GNUNET_SYSERR;
- if (0 !=
- strncmp (&uri[pos], GNUNET_ECRS_SEARCH_INFIX,
- strlen (GNUNET_ECRS_SEARCH_INFIX)))
- return GNUNET_SYSERR;
- pos += strlen (GNUNET_ECRS_SEARCH_INFIX);
- if (slen == pos)
+ len = size * 8 / 6;
+ if (((size * 8) % 6) != 0)
+ len++;
+ if (strlen (input) < len)
+ return -1; /* error! */
+ bits = 0;
+ hbits = 0;
+ len = 0;
+ pos = 0;
+ for (pos = 0; pos < size; pos++)
{
- /* no keywords */
- (*keywords) = NULL;
- return 0;
- }
- if ((uri[slen - 1] == '+') || (uri[pos] == '+'))
- return GNUNET_SYSERR; /* no keywords / malformed */
-
- ret = 1;
- saw_quote = 0;
- for (i = pos; i < slen; i++)
- {
- if ((uri[i] == '%') && (&uri[i] == strstr (&uri[i], "%22")))
+ while (hbits < 8)
{
- saw_quote = (saw_quote + 1) % 2;
- i += 3;
- continue;
+ bits |= (c2v (input[len++]) << hbits);
+ hbits += 6;
}
- if ((uri[i] == '+') && (saw_quote == 0))
- {
- ret++;
- if (uri[i - 1] == '+')
- return GNUNET_SYSERR; /* "++" not allowed */
- }
+ (((unsigned char *) data)[pos]) = (unsigned char) bits;
+ bits >>= 8;
+ hbits -= 8;
}
- if (saw_quote == 1)
- return GNUNET_SYSERR; /* quotes not balanced */
- iret = ret;
- dup = GNUNET_strdup (uri);
- (*keywords) = GNUNET_malloc (ret * sizeof (char *));
- for (i = 0; i < ret; i++)
- (*keywords)[i] = NULL;
- for (i = slen - 1; i >= pos; i--)
- {
- if ((uri[i] == '%') && (&uri[i] == strstr (&uri[i], "%22")))
- {
- saw_quote = (saw_quote + 1) % 2;
- i += 3;
- continue;
- }
- if ((dup[i] == '+') && (saw_quote == 0))
- {
- (*keywords)[--ret] = percent_decode_keyword (&dup[i + 1]);
- if (NULL == (*keywords)[ret])
- goto CLEANUP;
- dup[i] = '\0';
- }
- }
- (*keywords)[--ret] = percent_decode_keyword (&dup[pos]);
- if (NULL == (*keywords)[ret])
- goto CLEANUP;
- GNUNET_GE_ASSERT (ectx, ret == 0);
- GNUNET_free (dup);
- return iret;
-CLEANUP:
- for (i = 0; i < ret; i++)
- GNUNET_free_non_null ((*keywords)[i]);
- GNUNET_free (*keywords);
- *keywords = NULL;
- GNUNET_free (dup);
- return GNUNET_SYSERR;
+ return len;
}
+
/**
- * Parses an AFS namespace / subspace identifier URI.
+ * Convert a LOC URI to a string.
*
- * @param uri an uri string
- * @param namespace set to the namespace ID
- * @param identifier set to the ID in the namespace
- * @return GNUNET_OK on success, GNUNET_SYSERR if this is not a namespace URI
+ * @param uri loc uri to convert
+ * @return NULL on error
*/
-static int
-parseSubspaceURI (struct GNUNET_GE_Context *ectx,
- const char *uri,
- GNUNET_HashCode * namespace, char **identifier)
+static char *
+uri_loc_to_string (const struct GNUNET_FS_Uri *uri)
{
- unsigned int pos;
- size_t slen;
- char *up;
+ char *ret;
+ struct GNUNET_CRYPTO_HashAsciiEncoded keyhash;
+ struct GNUNET_CRYPTO_HashAsciiEncoded queryhash;
+ char *peerId;
+ char *peerSig;
- GNUNET_GE_ASSERT (ectx, uri != NULL);
-
- slen = strlen (uri);
- pos = strlen (GNUNET_ECRS_URI_PREFIX);
-
- if (0 != strncmp (uri, GNUNET_ECRS_URI_PREFIX, pos))
- return GNUNET_SYSERR;
- if (0 != strncmp (&uri[pos],
- GNUNET_ECRS_SUBSPACE_INFIX,
- strlen (GNUNET_ECRS_SUBSPACE_INFIX)))
- return GNUNET_SYSERR;
- pos += strlen (GNUNET_ECRS_SUBSPACE_INFIX);
- if ((slen < pos + sizeof (GNUNET_EncName) + 1) ||
- (!((uri[pos + sizeof (GNUNET_EncName) - 1] == '/') ||
- (uri[pos + sizeof (GNUNET_EncName) - 1] == '\\'))))
- return GNUNET_SYSERR;
-
- up = GNUNET_strdup (uri);
- up[pos + sizeof (GNUNET_EncName) - 1] = '\0';
- if ((GNUNET_OK != GNUNET_enc_to_hash (&up[pos], namespace)))
- {
- GNUNET_free (up);
- return GNUNET_SYSERR;
- }
- *identifier = GNUNET_strdup (&up[pos + sizeof (GNUNET_EncName)]);
- GNUNET_free (up);
- return GNUNET_OK;
+ GNUNET_CRYPTO_hash_to_enc (&uri->data.loc.fi.chk.key, &keyhash);
+ GNUNET_CRYPTO_hash_to_enc (&uri->data.loc.fi.chk.query, &queryhash);
+ peerId = bin2enc (&uri->data.loc.peer,
+ sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded));
+ peerSig = bin2enc (&uri->data.loc.contentSignature,
+ sizeof (struct GNUNET_CRYPTO_RsaSignature));
+ GNUNET_asprintf (&ret,
+ "%s%s%s.%s.%llu.%s.%s.%u", // FIXME: expirationTime
64-bit???
+ GNUNET_FS_URI_PREFIX,
+ GNUNET_FS_URI_LOC_INFIX,
+ (const char *) &keyhash,
+ (const char *) &queryhash,
+ GNUNET_ntohll (uri->data.loc.fi.file_length),
+ peerId,
+ peerSig,
+ uri->data.loc.expirationTime);
+ GNUNET_free (peerSig);
+ GNUNET_free (peerId);
+ return ret;
}
-/**
- * Parses an URI that identifies a file
- *
- * @param uri an uri string
- * @param fi the file identifier
- * @return GNUNET_OK on success, GNUNET_SYSERR if this is not a file URI
- */
-static int
-parseFileURI (struct GNUNET_GE_Context *ectx, const char *uri,
- GNUNET_EC_FileIdentifier * fi)
-{
- unsigned int pos;
- size_t slen;
- char *dup;
- GNUNET_GE_ASSERT (ectx, uri != NULL);
-
- slen = strlen (uri);
- pos = strlen (GNUNET_ECRS_URI_PREFIX);
-
- if (0 != strncmp (uri, GNUNET_ECRS_URI_PREFIX, pos))
- return GNUNET_SYSERR;
- if (0 !=
- strncmp (&uri[pos], GNUNET_ECRS_FILE_INFIX,
- strlen (GNUNET_ECRS_FILE_INFIX)))
- return GNUNET_SYSERR;
- pos += strlen (GNUNET_ECRS_FILE_INFIX);
- if ((slen < pos + 2 * sizeof (GNUNET_EncName) + 1) ||
- (uri[pos + sizeof (GNUNET_EncName) - 1] != '.') ||
- (uri[pos + sizeof (GNUNET_EncName) * 2 - 1] != '.'))
- return GNUNET_SYSERR;
-
- dup = GNUNET_strdup (uri);
- dup[pos + sizeof (GNUNET_EncName) - 1] = '\0';
- dup[pos + sizeof (GNUNET_EncName) * 2 - 1] = '\0';
- if ((GNUNET_OK != GNUNET_enc_to_hash (&dup[pos],
- &fi->chk.key)) ||
- (GNUNET_OK != GNUNET_enc_to_hash (&dup[pos + sizeof (GNUNET_EncName)],
- &fi->chk.query)) ||
- (1 != SSCANF (&dup[pos + sizeof (GNUNET_EncName) * 2],
- "%llu", &fi->file_length)))
- {
- GNUNET_free (dup);
- return GNUNET_SYSERR;
- }
- GNUNET_free (dup);
- fi->file_length = GNUNET_htonll (fi->file_length);
- return GNUNET_OK;
-}
-
/**
- * Parses an URI that identifies a location (and file).
- * Also verifies validity of the location URI.
+ * Convert a URI to a UTF-8 String.
*
- * @param uri an uri string
- * @param loc where to store the location
- * @return GNUNET_OK on success, GNUNET_SYSERR if this is not a file URI
+ * @param uri uri to convert to a string
+ * @return the UTF-8 string
*/
-static int
-parseLocationURI (struct GNUNET_GE_Context *ectx, const char *uri,
- Location * loc)
+char *
+GNUNET_FS_uri_to_string (const struct GNUNET_FS_Uri *uri)
{
- unsigned int pos;
- unsigned int npos;
- int ret;
- size_t slen;
- char *dup;
- char *addr;
-
-
- GNUNET_GE_ASSERT (ectx, uri != NULL);
- addr = NULL;
- slen = strlen (uri);
- pos = strlen (GNUNET_ECRS_URI_PREFIX);
-
- if (0 != strncmp (uri, GNUNET_ECRS_URI_PREFIX, pos))
- return GNUNET_SYSERR;
- if (0 != strncmp (&uri[pos],
- GNUNET_ECRS_LOCATION_INFIX,
- strlen (GNUNET_ECRS_LOCATION_INFIX)))
- return GNUNET_SYSERR;
- pos += strlen (GNUNET_ECRS_LOCATION_INFIX);
- if ((slen < pos + 2 * sizeof (GNUNET_EncName) + 1) ||
- (uri[pos + sizeof (GNUNET_EncName) - 1] != '.') ||
- (uri[pos + sizeof (GNUNET_EncName) * 2 - 1] != '.'))
- return GNUNET_SYSERR;
-
- dup = GNUNET_strdup (uri);
- dup[pos + sizeof (GNUNET_EncName) - 1] = '\0';
- dup[pos + sizeof (GNUNET_EncName) * 2 - 1] = '\0';
- npos = pos + sizeof (GNUNET_EncName) * 2;
- while ((uri[npos] != '\0') && (uri[npos] != '.'))
- npos++;
- if (dup[npos] == '\0')
- goto ERR;
- dup[npos++] = '\0';
- if ((GNUNET_OK != GNUNET_enc_to_hash (&dup[pos],
- &loc->fi.chk.key)) ||
- (GNUNET_OK != GNUNET_enc_to_hash (&dup[pos + sizeof (GNUNET_EncName)],
- &loc->fi.chk.query)) ||
- (1 != SSCANF (&dup[pos + sizeof (GNUNET_EncName) * 2],
- "%llu", &loc->fi.file_length)))
- goto ERR;
- loc->fi.file_length = GNUNET_htonll (loc->fi.file_length);
- ret = enc2bin (&dup[npos], &loc->peer, sizeof (GNUNET_RSA_PublicKey));
- if (ret == -1)
- goto ERR;
- npos += ret;
- if (dup[npos++] != '.')
- goto ERR;
- ret =
- enc2bin (&dup[npos], &loc->contentSignature,
- sizeof (GNUNET_RSA_Signature));
- if (ret == -1)
- goto ERR;
- npos += ret;
- if (dup[npos++] != '.')
- goto ERR;
- if (1 != SSCANF (&dup[npos], "%u", &loc->expirationTime))
- goto ERR;
- /* Finally: verify sigs! */
- if (GNUNET_OK != GNUNET_RSA_verify (&loc->fi,
- sizeof (GNUNET_EC_FileIdentifier) +
- sizeof (GNUNET_PeerIdentity) +
- sizeof (GNUNET_Int32Time),
- &loc->contentSignature, &loc->peer))
- goto ERR;
- GNUNET_free (dup);
- return GNUNET_OK;
-ERR:
- GNUNET_free (dup);
- GNUNET_free_non_null (addr);
- return GNUNET_SYSERR;
-}
-
-/**
- * Convert a UTF-8 String to a URI.
- */
-URI *
-GNUNET_ECRS_string_to_uri (struct GNUNET_GE_Context * ectx, const char *uri)
-{
- URI *ret;
- int len;
-
- ret = GNUNET_malloc (sizeof (URI));
- if (GNUNET_OK == parseFileURI (ectx, uri, &ret->data.fi))
+ if (uri == NULL)
{
- ret->type = chk;
- return ret;
+ GNUNET_break (0);
+ return NULL;
}
- if (GNUNET_OK == parseSubspaceURI (ectx,
- uri,
- &ret->data.sks.namespace,
- &ret->data.sks.identifier))
+ switch (uri->type)
{
- ret->type = sks;
- return ret;
- }
- if (GNUNET_OK == parseLocationURI (ectx, uri, &ret->data.loc))
- {
- ret->type = loc;
- return ret;
- }
- len = parseKeywordURI (ectx, uri, &ret->data.ksk.keywords);
- if (len < 0)
- {
- GNUNET_free (ret);
+ case ksk:
+ return uri_ksk_to_string (uri);
+ case sks:
+ return uri_sks_to_string (uri);
+ case chk:
+ return uri_chk_to_string (uri);
+ case loc:
+ return uri_loc_to_string (uri);
+ default:
+ GNUNET_break (0);
return NULL;
}
- ret->type = ksk;
- ret->data.ksk.keywordCount = len;
- return ret;
}
+#if 0
/**
* Construct a location URI.
Modified: gnunet/src/include/gnunet_fs_service.h
===================================================================
--- gnunet/src/include/gnunet_fs_service.h 2009-08-03 22:21:33 UTC (rev
8817)
+++ gnunet/src/include/gnunet_fs_service.h 2009-08-07 18:18:56 UTC (rev
8818)
@@ -58,11 +58,11 @@
/* ******************** URI API *********************** */
-#define GNUNET_FS_URI_PREFIX "gnunet://fs/"
-#define GNUNET_FS_SEARCH_INFIX "ksk/"
-#define GNUNET_FS_SUBSPACE_INFIX "sks/"
-#define GNUNET_FS_FILE_INFIX "chk/"
-#define GNUNET_FS_LOCATION_INFIX "loc/"
+#define GNUNET_FS_URI_PREFIX "gnunet://fs/"
+#define GNUNET_FS_URI_KSK_INFIX "ksk/"
+#define GNUNET_FS_URI_SKS_INFIX "sks/"
+#define GNUNET_FS_URI_CHK_INFIX "chk/"
+#define GNUNET_FS_URI_LOC_INFIX "loc/"
/**
@@ -378,7 +378,7 @@
* @deprecated
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_ksk_create_from_meta_data (const struct GNUNET_MetaData *md);
+GNUNET_FS_uri_ksk_create_from_meta_data (const struct
GNUNET_CONTAINER_MetaData *md);
/* ******************** command-line option parsing API
*********************** */
@@ -396,7 +396,7 @@
* @return GNUNET_OK on success
*/
int
-GNUNET_FS_getopt_configure_set_keywords
(GNUNET_GETOPT_CommandLineProcessorContext* ctx,
+GNUNET_FS_getopt_configure_set_keywords (struct
GNUNET_GETOPT_CommandLineProcessorContext* ctx,
void *scls,
const char *option,
const char *value);
@@ -415,7 +415,7 @@
* @return GNUNET_OK on success
*/
int
-GNUNET_FS_getopt_configure_set_metadata
(GNUNET_GETOPT_CommandLineProcessorContext* ctx,
+GNUNET_FS_getopt_configure_set_metadata (struct
GNUNET_GETOPT_CommandLineProcessorContext* ctx,
void *scls,
const char *option,
const char *value);
@@ -630,26 +630,6 @@
/**
- * Notification of FS to a client about the progress of an
- * operation. Callbacks of this type will be used for uploads,
- * downloads and searches. Some of the arguments depend a bit
- * in their meaning on the context in which the callback is used.
- *
- * @param cls closure
- * @param info details about the event, specifying the event type
- * and various bits about the event
- * @return client-context (for the next progress call
- * for this operation; should be set to NULL for
- * SUSPEND and STOPPED events). The value returned
- * will be passed to future callbacks in the respective
- * field in the GNUNET_FS_ProgressInfo struct.
- */
-typedef int (*GNUNET_FS_ProgressCallback)
- (void *cls,
- const struct GNUNET_FS_ProgressInfo *info);
-
-
-/**
* Handle to one of our namespaces.
*/
struct GNUNET_FS_Namespace;
@@ -1230,7 +1210,7 @@
/**
* Hash-identifier for the namespace.
*/
- struct GNUNET_HashCode id;
+ GNUNET_HashCode id;
} namespace;
@@ -1352,6 +1332,26 @@
/**
+ * Notification of FS to a client about the progress of an
+ * operation. Callbacks of this type will be used for uploads,
+ * downloads and searches. Some of the arguments depend a bit
+ * in their meaning on the context in which the callback is used.
+ *
+ * @param cls closure
+ * @param info details about the event, specifying the event type
+ * and various bits about the event
+ * @return client-context (for the next progress call
+ * for this operation; should be set to NULL for
+ * SUSPEND and STOPPED events). The value returned
+ * will be passed to future callbacks in the respective
+ * field in the GNUNET_FS_ProgressInfo struct.
+ */
+typedef int (*GNUNET_FS_ProgressCallback)
+ (void *cls,
+ const struct GNUNET_FS_ProgressInfo *info);
+
+
+/**
* Handle to the file-sharing service.
*/
struct GNUNET_FS_Handle;
@@ -1527,9 +1527,9 @@
* @param fi information about the file (should not be
* used henceforth by the caller)
*/
-typedef void (*GNUNET_FS_FileInformationProcessor)(void *cls,
- const char *filename,
- struct
GNUNET_FS_FileInformation *fi);
+typedef void (*GNUNET_FS_FileProcessor)(void *cls,
+ const char *filename,
+ struct GNUNET_FS_FileInformation *fi);
/**
@@ -1661,7 +1661,7 @@
*/
void
GNUNET_FS_file_information_inspect (struct GNUNET_FS_FileInformation *dir,
- struct GNUNET_FS_FileInformationProcessor
proc,
+ GNUNET_FS_FileInformationProcessor proc,
void *proc_cls);
@@ -1699,7 +1699,7 @@
GNUNET_FS_share_start (struct GNUNET_FS_Handle *h,
void *ctx,
const struct GNUNET_FS_FileInformation *fi,
- struct GNUNET_FS_Namespace *namespace
+ struct GNUNET_FS_Namespace *namespace,
const char *nid,
const char *nuid);
@@ -1722,8 +1722,8 @@
* @param filename the name of the file
* @return GNUNET_OK to continue iteration, GNUNET_SYSERR to abort
*/
-typedef int (*GNUNET_FS_FileProcessor) (void *cls,
- const char *filename);
+typedef int (*GNUNET_FS_IndexedFileProcessor) (void *cls,
+ const char *filename);
/**
@@ -1735,7 +1735,7 @@
*/
void
GNUNET_FS_get_indexed_files (struct GNUNET_FS_Handle *h,
- GNUNET_FS_FileProcessor iterator,
+ GNUNET_FS_IndexedFileProcessor iterator,
void *iterator_cls);
@@ -1842,7 +1842,7 @@
*/
int
GNUNET_FS_namespace_list (struct GNUNET_FS_Handle *h,
- GNUNET_FS_NamespaceProcessor cb,
+ GNUNET_FS_NamespaceInfoProcessor cb,
void *cb_cls);
@@ -2074,7 +2074,7 @@
typedef void (*GNUNET_FS_DirectoryEntryProcessor)(void *cls,
const char *filename,
const struct GNUNET_FS_Uri
*uri,
- const struct
GNUNET_FS_MetaData *meta,
+ const struct
GNUNET_CONTAINER_MetaData *meta,
size_t length,
const void *data);
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- [GNUnet-SVN] r8818 - in gnunet: . src/fs src/include,
gnunet <=