/*
This file is part of GNUnet.
- (C) 2003--2014 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2003--2014 GNUnet e.V.
- GNUnet is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 3, or (at your
- option) any later version.
+ GNUnet is free software: you can redistribute it and/or modify it
+ under the terms of the GNU Affero General Public License as published
+ by the Free Software Foundation, either version 3 of the License,
+ or (at your option) any later version.
GNUnet is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
+ Affero General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
-*/
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+ SPDX-License-Identifier: AGPL3.0-or-later
+ */
/**
* @file fs/fs_uri.c
* implementation is rather different in pretty much every detail.
* The concrete URI formats are:
*
+ * </p>
+ *
* <ul><li>
*
* First, there are URIs that identify a file. They have the format
*
* The encoding for hexadecimal values is defined in the hashing.c
* module in the gnunetutil library and discussed there.
- * <p>
+ *
*/
#include "platform.h"
#include "gnunet_fs_service.h"
#include <unistdio.h>
-
/**
* Get a unique key from a URI. This is for putting URIs
* into HashMaps. The key may change between FS implementations.
*
* @param uri uri to convert to a unique key
* @param key where to store the unique key
+ * @return #GNUNET_OK on success
*/
-void
-GNUNET_FS_uri_to_key (const struct GNUNET_FS_Uri *uri,
- struct GNUNET_HashCode *key)
+int
+GNUNET_FS_uri_to_key(const struct GNUNET_FS_Uri *uri,
+ struct GNUNET_HashCode *key)
{
switch (uri->type)
- {
- case GNUNET_FS_URI_CHK:
- *key = uri->data.chk.chk.query;
- return;
- case GNUNET_FS_URI_SKS:
- GNUNET_CRYPTO_hash (uri->data.sks.identifier,
- strlen (uri->data.sks.identifier), key);
- break;
- case GNUNET_FS_URI_KSK:
- if (uri->data.ksk.keywordCount > 0)
- GNUNET_CRYPTO_hash (uri->data.ksk.keywords[0],
- strlen (uri->data.ksk.keywords[0]), key);
- break;
- case GNUNET_FS_URI_LOC:
- GNUNET_CRYPTO_hash (&uri->data.loc.fi,
- sizeof (struct FileIdentifier) +
- sizeof (struct GNUNET_PeerIdentity),
- key);
- break;
- default:
- memset (key, 0, sizeof (struct GNUNET_HashCode));
- break;
- }
+ {
+ case GNUNET_FS_URI_CHK:
+ *key = uri->data.chk.chk.query;
+ return GNUNET_OK;
+
+ case GNUNET_FS_URI_SKS:
+ GNUNET_CRYPTO_hash(uri->data.sks.identifier,
+ strlen(uri->data.sks.identifier),
+ key);
+ return GNUNET_OK;
+
+ case GNUNET_FS_URI_KSK:
+ if (uri->data.ksk.keywordCount > 0)
+ {
+ GNUNET_CRYPTO_hash(uri->data.ksk.keywords[0],
+ strlen(uri->data.ksk.keywords[0]),
+ key);
+ return GNUNET_OK;
+ }
+ else
+ {
+ memset(key, 0, sizeof(struct GNUNET_HashCode));
+ return GNUNET_SYSERR;
+ }
+ break;
+
+ case GNUNET_FS_URI_LOC:
+ GNUNET_CRYPTO_hash(&uri->data.loc.fi,
+ sizeof(struct FileIdentifier) +
+ sizeof(struct GNUNET_PeerIdentity),
+ key);
+ return GNUNET_OK;
+
+ default:
+ memset(key, 0, sizeof(struct GNUNET_HashCode));
+ return GNUNET_SYSERR;
+ }
}
* @return string with the keywords
*/
char *
-GNUNET_FS_uri_ksk_to_string_fancy (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 keywordCount;
if ((NULL == uri) || (GNUNET_FS_URI_KSK != uri->type))
- {
- GNUNET_break (0);
- return NULL;
- }
+ {
+ 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, "\"");
+ keyword = keywords[i];
+ n += strlen(keyword) - 1;
+ if (NULL != strstr(&keyword[1], " "))
+ n += 2;
if (keyword[0] == '+')
- strcat (ret, keyword);
- else
- strcat (ret, &keyword[1]);
- strcat (ret, "\"");
+ n++;
}
- else
+ ret = GNUNET_malloc(n);
+ strcpy(ret, "");
+ for (i = 0; i < keywordCount; i++)
{
- if (keyword[0] == '+')
- strcat (ret, keyword);
+ keyword = keywords[i];
+ if (NULL != strstr(&keyword[1], " "))
+ {
+ strcat(ret, "\"");
+ if (keyword[0] == '+')
+ strcat(ret, keyword);
+ else
+ strcat(ret, &keyword[1]);
+ strcat(ret, "\"");
+ }
else
- strcat (ret, &keyword[1]);
+ {
+ if (keyword[0] == '+')
+ strcat(ret, keyword);
+ else
+ strcat(ret, &keyword[1]);
+ }
+ strcat(ret, " ");
}
- strcat (ret, " ");
- }
return ret;
}
* @return decodded string with leading space (or preserved plus)
*/
static char *
-percent_decode_keyword (const char *in,
- char **emsg)
+percent_decode_keyword(const char *in, char **emsg)
{
char *out;
char *ret;
unsigned int wpos;
unsigned int hx;
- out = GNUNET_strdup (in);
+ 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);
- *emsg = GNUNET_strdup (_(/* xgettext:no-c-format */
- "Malformed KSK URI (`%' must be followed by HEX number)"));
- return NULL;
- }
- rpos += 3;
- if (hx == '"')
- continue; /* skip double quote */
- out[wpos++] = (char) hx;
- }
- else
{
- out[wpos++] = out[rpos++];
+ if (out[rpos] == '%')
+ {
+ if (1 != sscanf(&out[rpos + 1], "%2X", &hx))
+ {
+ GNUNET_free(out);
+ *emsg = GNUNET_strdup(
+ _(/* xgettext:no-c-format */
+ "Malformed KSK URI (`%' must be followed by HEX number)"));
+ 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);
- }
+ {
+ ret = GNUNET_strdup(out);
+ }
else
- {
- /* need to prefix with space */
- ret = GNUNET_malloc (strlen (out) + 2);
- strcpy (ret, " ");
- strcat (ret, out);
- }
- GNUNET_free (out);
+ {
+ /* need to prefix with space */
+ ret = GNUNET_malloc(strlen(out) + 2);
+ strcpy(ret, " ");
+ strcat(ret, out);
+ }
+ GNUNET_free(out);
return ret;
}
* @return NULL on error, otherwise the KSK URI
*/
static struct GNUNET_FS_Uri *
-uri_ksk_parse (const char *s,
- char **emsg)
+uri_ksk_parse(const char *s, char **emsg)
{
struct GNUNET_FS_Uri *ret;
char **keywords;
char *dup;
int saw_quote;
- GNUNET_assert (NULL != s);
- slen = strlen (s);
- pos = strlen (GNUNET_FS_URI_KSK_PREFIX);
- if ((slen <= pos) || (0 != strncmp (s, GNUNET_FS_URI_KSK_PREFIX, pos)))
- return NULL; /* not KSK URI */
+ slen = strlen(s);
+ pos = strlen(GNUNET_FS_URI_KSK_PREFIX);
+ if ((slen <= pos) || (0 != strncmp(s, GNUNET_FS_URI_KSK_PREFIX, pos)))
+ return NULL; /* not KSK URI */
if ((s[slen - 1] == '+') || (s[pos] == '+'))
- {
- *emsg =
- GNUNET_strdup (_("Malformed KSK URI (must not begin or end with `+')"));
- return NULL;
- }
+ {
+ *emsg =
+ GNUNET_strdup(_("Malformed KSK URI (must not begin or end with `+')"));
+ return NULL;
+ }
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] == '+')
- {
- *emsg = GNUNET_strdup (_("Malformed KSK URI (`++' not allowed)"));
- return NULL;
- }
+ 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] == '+')
+ {
+ *emsg = GNUNET_strdup(_("Malformed KSK URI (`++' not allowed)"));
+ return NULL;
+ }
+ }
}
- }
if (saw_quote == 1)
- {
- *emsg = GNUNET_strdup (_("Malformed KSK URI (quotes not balanced)"));
- return NULL;
- }
- iret = max;
- dup = GNUNET_strdup (s);
- keywords = GNUNET_malloc (max * sizeof (char *));
- for (i = slen - 1; i >= (int) pos; i--)
- {
- if ((s[i] == '%') && (&s[i] == strstr (&s[i], "%22")))
{
- saw_quote = (saw_quote + 1) % 2;
- continue;
+ *emsg = GNUNET_strdup(_("Malformed KSK URI (quotes not balanced)"));
+ return NULL;
}
- if ((dup[i] == '+') && (saw_quote == 0))
+ iret = max;
+ dup = GNUNET_strdup(s);
+ keywords = GNUNET_new_array(max, char *);
+ for (i = slen - 1; i >= (int)pos; i--)
{
- keywords[--max] = percent_decode_keyword (&dup[i + 1], emsg);
- if (NULL == keywords[max])
- goto CLEANUP;
- dup[i] = '\0';
+ if ((s[i] == '%') && (&s[i] == strstr(&s[i], "%22")))
+ {
+ saw_quote = (saw_quote + 1) % 2;
+ 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);
+ keywords[--max] = percent_decode_keyword(&dup[pos], emsg);
if (NULL == keywords[max])
goto CLEANUP;
- GNUNET_assert (0 == max);
- GNUNET_free (dup);
- ret = GNUNET_new (struct GNUNET_FS_Uri);
+ GNUNET_assert(0 == max);
+ GNUNET_free(dup);
+ ret = GNUNET_new(struct GNUNET_FS_Uri);
ret->type = GNUNET_FS_URI_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);
+ GNUNET_free_non_null(keywords[i]);
+ GNUNET_free(keywords);
+ GNUNET_free(dup);
return NULL;
}
* @return NULL on error, SKS URI otherwise
*/
static struct GNUNET_FS_Uri *
-uri_sks_parse (const char *s,
- char **emsg)
+uri_sks_parse(const char *s, char **emsg)
{
struct GNUNET_FS_Uri *ret;
struct GNUNET_CRYPTO_EcdsaPublicKey ns;
size_t pos;
char *end;
- GNUNET_assert (s != NULL);
- pos = strlen (GNUNET_FS_URI_SKS_PREFIX);
- if ((strlen (s) <= pos) || (0 != strncmp (s, GNUNET_FS_URI_SKS_PREFIX, pos)))
- return NULL; /* not an SKS URI */
- end = strchr (&s[pos], '/');
- if ( (NULL == end) ||
- (GNUNET_OK !=
- GNUNET_STRINGS_string_to_data (&s[pos],
- end - &s[pos],
- &ns,
- sizeof (ns))) )
- {
- *emsg = GNUNET_strdup (_("Malformed SKS URI (wrong syntax)"));
- return NULL; /* malformed */
- }
+ pos = strlen(GNUNET_FS_URI_SKS_PREFIX);
+ if ((strlen(s) <= pos) || (0 != strncmp(s, GNUNET_FS_URI_SKS_PREFIX, pos)))
+ return NULL; /* not an SKS URI */
+ end = strchr(&s[pos], '/');
+ if ((NULL == end) ||
+ (GNUNET_OK != GNUNET_STRINGS_string_to_data(&s[pos],
+ end - &s[pos],
+ &ns,
+ sizeof(ns))))
+ {
+ *emsg = GNUNET_strdup(_("Malformed SKS URI (wrong syntax)"));
+ return NULL; /* malformed */
+ }
end++; /* skip over '/' */
- ret = GNUNET_new (struct GNUNET_FS_Uri);
+ ret = GNUNET_new(struct GNUNET_FS_Uri);
ret->type = GNUNET_FS_URI_SKS;
ret->data.sks.ns = ns;
- ret->data.sks.identifier = GNUNET_strdup (end);
+ ret->data.sks.identifier = GNUNET_strdup(end);
return ret;
}
* @return NULL on error, CHK URI otherwise
*/
static struct GNUNET_FS_Uri *
-uri_chk_parse (const char *s,
- char **emsg)
+uri_chk_parse(const char *s, char **emsg)
{
struct GNUNET_FS_Uri *ret;
struct FileIdentifier fi;
unsigned int pos;
unsigned long long flen;
size_t slen;
- char h1[sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded)];
- char h2[sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded)];
-
- if (NULL == s)
- return NULL;
- GNUNET_assert (s != NULL);
- slen = strlen (s);
- pos = strlen (GNUNET_FS_URI_CHK_PREFIX);
- if ((slen < pos + 2 * sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) + 1) ||
- (0 != strncmp (s, GNUNET_FS_URI_CHK_PREFIX, pos)))
- return NULL; /* not a CHK URI */
- if ((s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) - 1] != '.') ||
- (s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) * 2 - 1] != '.'))
- {
- *emsg = GNUNET_strdup (_("Malformed CHK URI (wrong syntax)"));
- 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)) ||
+ char h1[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)];
+ char h2[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)];
+
+ slen = strlen(s);
+ pos = strlen(GNUNET_FS_URI_CHK_PREFIX);
+ if ((slen < pos + 2 * sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded) + 1) ||
+ (0 != strncmp(s, GNUNET_FS_URI_CHK_PREFIX, pos)))
+ return NULL; /* not a CHK URI */
+ if ((s[pos + sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded) - 1] != '.') ||
+ (s[pos + sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded) * 2 - 1] != '.'))
+ {
+ *emsg = GNUNET_strdup(_("Malformed CHK URI (wrong syntax)"));
+ return NULL;
+ }
+ GNUNET_memcpy(h1, &s[pos], sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded));
+ h1[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded) - 1] = '\0';
+ GNUNET_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", &flen)))
- {
- *emsg = GNUNET_strdup (_("Malformed CHK URI (failed to decode CHK)"));
- return NULL;
- }
- fi.file_length = GNUNET_htonll (flen);
- ret = GNUNET_new (struct GNUNET_FS_Uri);
+ sscanf(&s[pos + sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded) * 2],
+ "%llu",
+ &flen)))
+ {
+ *emsg = GNUNET_strdup(_("Malformed CHK URI (failed to decode CHK)"));
+ return NULL;
+ }
+ fi.file_length = GNUNET_htonll(flen);
+ ret = GNUNET_new(struct GNUNET_FS_Uri);
ret->type = GNUNET_FS_URI_CHK;
ret->data.chk = fi;
return ret;
* assembled in memory to create or verify the signature of a location
* URI.
*/
-struct LocUriAssembly
-{
+struct LocUriAssembly {
/**
* What is being signed (rest of this struct).
*/
* Peer offering the file.
*/
struct GNUNET_PeerIdentity peer;
-
};
GNUNET_NETWORK_STRUCT_END
* @return NULL on error, valid LOC URI otherwise
*/
static struct GNUNET_FS_Uri *
-uri_loc_parse (const char *s,
- char **emsg)
+uri_loc_parse(const char *s, char **emsg)
{
struct GNUNET_FS_Uri *uri;
- char h1[sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded)];
- char h2[sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded)];
+ char h1[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)];
+ char h2[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded)];
unsigned int pos;
unsigned int npos;
unsigned long long exptime;
struct LocUriAssembly ass;
size_t slen;
- slen = strlen (s);
- pos = strlen (GNUNET_FS_URI_LOC_PREFIX);
- if ((slen < pos + 2 * sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) + 1) ||
- (0 != strncmp (s, GNUNET_FS_URI_LOC_PREFIX, pos)))
- return NULL; /* not a LOC URI */
- if ((s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) - 1] != '.') ||
- (s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) * 2 - 1] != '.'))
- {
- *emsg = GNUNET_strdup (_("LOC URI malformed (wrong syntax)"));
- 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, &ass.fi.chk.key)) ||
- (GNUNET_OK != GNUNET_CRYPTO_hash_from_string (h2, &ass.fi.chk.query)) ||
+ slen = strlen(s);
+ pos = strlen(GNUNET_FS_URI_LOC_PREFIX);
+ if ((slen < pos + 2 * sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded) + 1) ||
+ (0 != strncmp(s, GNUNET_FS_URI_LOC_PREFIX, pos)))
+ return NULL; /* not a LOC URI */
+ if ((s[pos + sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded) - 1] != '.') ||
+ (s[pos + sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded) * 2 - 1] != '.'))
+ {
+ *emsg = GNUNET_strdup(_("LOC URI malformed (wrong syntax)"));
+ return NULL;
+ }
+ GNUNET_memcpy(h1, &s[pos], sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded));
+ h1[sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded) - 1] = '\0';
+ GNUNET_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, &ass.fi.chk.key)) ||
+ (GNUNET_OK != GNUNET_CRYPTO_hash_from_string(h2, &ass.fi.chk.query)) ||
(1 !=
- SSCANF (&s[pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) * 2],
- "%llu", &flen)))
- {
- *emsg = GNUNET_strdup (_("LOC URI malformed (no CHK)"));
- return NULL;
- }
- ass.fi.file_length = GNUNET_htonll (flen);
+ sscanf(&s[pos + sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded) * 2],
+ "%llu",
+ &flen)))
+ {
+ *emsg = GNUNET_strdup(_("LOC URI malformed (no CHK)"));
+ return NULL;
+ }
+ ass.fi.file_length = GNUNET_htonll(flen);
- npos = pos + sizeof (struct GNUNET_CRYPTO_HashAsciiEncoded) * 2;
+ npos = pos + sizeof(struct GNUNET_CRYPTO_HashAsciiEncoded) * 2;
while ((s[npos] != '\0') && (s[npos] != '.'))
npos++;
if (s[npos] == '\0')
- {
- *emsg = GNUNET_strdup (_("LOC URI malformed (missing LOC)"));
- goto ERR;
- }
+ {
+ *emsg = GNUNET_strdup(_("LOC URI malformed (missing LOC)"));
+ goto ERR;
+ }
npos++;
- if ( (strlen (&s[npos]) <= GNUNET_CRYPTO_PKEY_ASCII_LENGTH + 1) ||
- ('.' != s[npos+GNUNET_CRYPTO_PKEY_ASCII_LENGTH]) )
- {
- *emsg =
- GNUNET_strdup (_("LOC URI malformed (wrong syntax for public key)"));
- }
- if (GNUNET_OK !=
- GNUNET_CRYPTO_eddsa_public_key_from_string (&s[npos],
- GNUNET_CRYPTO_PKEY_ASCII_LENGTH,
- &ass.peer.public_key))
- {
- *emsg =
- GNUNET_strdup (_("LOC URI malformed (could not decode public key)"));
- goto ERR;
- }
+ if ((strlen(&s[npos]) <= GNUNET_CRYPTO_PKEY_ASCII_LENGTH + 1) ||
+ ('.' != s[npos + GNUNET_CRYPTO_PKEY_ASCII_LENGTH]))
+ {
+ *emsg =
+ GNUNET_strdup(_("LOC URI malformed (wrong syntax for public key)"));
+ }
+ if (
+ GNUNET_OK !=
+ GNUNET_CRYPTO_eddsa_public_key_from_string(&s[npos],
+ GNUNET_CRYPTO_PKEY_ASCII_LENGTH,
+ &ass.peer.public_key))
+ {
+ *emsg =
+ GNUNET_strdup(_("LOC URI malformed (could not decode public key)"));
+ goto ERR;
+ }
npos += GNUNET_CRYPTO_PKEY_ASCII_LENGTH;
if (s[npos++] != '.')
- {
- *emsg = GNUNET_strdup (_("LOC URI malformed (could not find signature)"));
- goto ERR;
- }
- if ( (strlen (&s[npos]) <= SIGNATURE_ASCII_LENGTH + 1) ||
- ('.' != s[npos + SIGNATURE_ASCII_LENGTH]) )
- {
- *emsg = GNUNET_strdup (_("LOC URI malformed (wrong syntax for signature)"));
- goto ERR;
- }
+ {
+ *emsg = GNUNET_strdup(_("LOC URI malformed (could not find signature)"));
+ goto ERR;
+ }
+ if ((strlen(&s[npos]) <= SIGNATURE_ASCII_LENGTH + 1) ||
+ ('.' != s[npos + SIGNATURE_ASCII_LENGTH]))
+ {
+ *emsg =
+ GNUNET_strdup(_("LOC URI malformed (wrong syntax for signature)"));
+ goto ERR;
+ }
if (GNUNET_OK !=
- GNUNET_STRINGS_string_to_data (&s[npos],
- SIGNATURE_ASCII_LENGTH,
- &sig,
- sizeof (struct GNUNET_CRYPTO_EddsaSignature)))
- {
- *emsg = GNUNET_strdup (_("LOC URI malformed (could not decode signature)"));
- goto ERR;
- }
+ GNUNET_STRINGS_string_to_data(&s[npos],
+ SIGNATURE_ASCII_LENGTH,
+ &sig,
+ sizeof(
+ struct GNUNET_CRYPTO_EddsaSignature)))
+ {
+ *emsg =
+ GNUNET_strdup(_("LOC URI malformed (could not decode signature)"));
+ goto ERR;
+ }
npos += SIGNATURE_ASCII_LENGTH;
if (s[npos++] != '.')
- {
- *emsg = GNUNET_strdup (_("LOC URI malformed (wrong syntax for expiration time)"));
- goto ERR;
- }
- if (1 != SSCANF (&s[npos], "%llu", &exptime))
- {
- *emsg =
- GNUNET_strdup (_("LOC URI malformed (could not parse expiration time)"));
- goto ERR;
- }
- ass.purpose.size = htonl (sizeof (struct LocUriAssembly));
- ass.purpose.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_PEER_PLACEMENT);
+ {
+ *emsg = GNUNET_strdup(
+ _("LOC URI malformed (wrong syntax for expiration time)"));
+ goto ERR;
+ }
+ if (1 != sscanf(&s[npos], "%llu", &exptime))
+ {
+ *emsg =
+ GNUNET_strdup(_("LOC URI malformed (could not parse expiration time)"));
+ goto ERR;
+ }
+ ass.purpose.size = htonl(sizeof(struct LocUriAssembly));
+ ass.purpose.purpose = htonl(GNUNET_SIGNATURE_PURPOSE_PEER_PLACEMENT);
et.abs_value_us = exptime * 1000LL * 1000LL;
- ass.exptime = GNUNET_TIME_absolute_hton (et);
+ ass.exptime = GNUNET_TIME_absolute_hton(et);
if (GNUNET_OK !=
- GNUNET_CRYPTO_eddsa_verify (GNUNET_SIGNATURE_PURPOSE_PEER_PLACEMENT,
- &ass.purpose, &sig, &ass.peer.public_key))
- {
- *emsg =
- GNUNET_strdup (_("LOC URI malformed (signature failed validation)"));
- goto ERR;
- }
- uri = GNUNET_new (struct GNUNET_FS_Uri);
+ GNUNET_CRYPTO_eddsa_verify(GNUNET_SIGNATURE_PURPOSE_PEER_PLACEMENT,
+ &ass.purpose,
+ &sig,
+ &ass.peer.public_key))
+ {
+ *emsg =
+ GNUNET_strdup(_("LOC URI malformed (signature failed validation)"));
+ goto ERR;
+ }
+ uri = GNUNET_new(struct GNUNET_FS_Uri);
uri->type = GNUNET_FS_URI_LOC;
uri->data.loc.fi = ass.fi;
uri->data.loc.peer = ass.peer;
* @return NULL on error
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_parse (const char *uri,
- char **emsg)
+GNUNET_FS_uri_parse(const char *uri, char **emsg)
{
struct GNUNET_FS_Uri *ret;
char *msg;
+ if (NULL == uri)
+ {
+ GNUNET_break(0);
+ if (NULL != emsg)
+ *emsg = GNUNET_strdup(_("invalid argument"));
+ return NULL;
+ }
if (NULL == emsg)
emsg = &msg;
*emsg = NULL;
- 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))))
+ 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;
if (NULL == *emsg)
- *emsg = GNUNET_strdup (_("Unrecognized URI type"));
+ *emsg = GNUNET_strdup(_("Unrecognized URI type"));
if (emsg == &msg)
- GNUNET_free (msg);
+ GNUNET_free(msg);
return NULL;
}
* @param uri uri to free
*/
void
-GNUNET_FS_uri_destroy (struct GNUNET_FS_Uri *uri)
+GNUNET_FS_uri_destroy(struct GNUNET_FS_Uri *uri)
{
unsigned int i;
switch (uri->type)
- {
- case GNUNET_FS_URI_KSK:
- for (i = 0; i < uri->data.ksk.keywordCount; i++)
- GNUNET_free (uri->data.ksk.keywords[i]);
- GNUNET_array_grow (uri->data.ksk.keywords, uri->data.ksk.keywordCount, 0);
- break;
- case GNUNET_FS_URI_SKS:
- GNUNET_free (uri->data.sks.identifier);
- break;
- case GNUNET_FS_URI_LOC:
- break;
- default:
- /* do nothing */
- break;
- }
- GNUNET_free (uri);
+ {
+ case GNUNET_FS_URI_KSK:
+ for (i = 0; i < uri->data.ksk.keywordCount; i++)
+ GNUNET_free(uri->data.ksk.keywords[i]);
+ GNUNET_array_grow(uri->data.ksk.keywords, uri->data.ksk.keywordCount, 0);
+ break;
+
+ case GNUNET_FS_URI_SKS:
+ GNUNET_free(uri->data.sks.identifier);
+ break;
+
+ case GNUNET_FS_URI_LOC:
+ break;
+
+ default:
+ /* do nothing */
+ break;
+ }
+ GNUNET_free(uri);
}
* @return 0 if this is not a keyword URI
*/
unsigned int
-GNUNET_FS_uri_ksk_get_keyword_count (const struct GNUNET_FS_Uri *uri)
+GNUNET_FS_uri_ksk_get_keyword_count(const struct GNUNET_FS_Uri *uri)
{
if (uri->type != GNUNET_FS_URI_KSK)
return 0;
* keywords iterated over until iterator aborted
*/
int
-GNUNET_FS_uri_ksk_get_keywords (const struct GNUNET_FS_Uri *uri,
- GNUNET_FS_KeywordIterator iterator,
- void *iterator_cls)
+GNUNET_FS_uri_ksk_get_keywords(const struct GNUNET_FS_Uri *uri,
+ GNUNET_FS_KeywordIterator iterator,
+ void *iterator_cls)
{
unsigned int i;
char *keyword;
if (NULL == iterator)
return uri->data.ksk.keywordCount;
for (i = 0; i < uri->data.ksk.keywordCount; i++)
- {
- keyword = uri->data.ksk.keywords[i];
- /* first character of keyword indicates
- * if it is mandatory or not */
- if (GNUNET_OK != iterator (iterator_cls, &keyword[1], keyword[0] == '+'))
- return i;
- }
+ {
+ keyword = uri->data.ksk.keywords[i];
+ /* first character of keyword indicates
+ * if it is mandatory or not */
+ if (GNUNET_OK != iterator(iterator_cls, &keyword[1], keyword[0] == '+'))
+ return i;
+ }
return i;
}
* @param is_mandatory is this keyword mandatory?
*/
void
-GNUNET_FS_uri_ksk_add_keyword (struct GNUNET_FS_Uri *uri,
- const char *keyword,
- int is_mandatory)
+GNUNET_FS_uri_ksk_add_keyword(struct GNUNET_FS_Uri *uri,
+ const char *keyword,
+ int is_mandatory)
{
unsigned int i;
const char *old;
char *n;
- GNUNET_assert (uri->type == GNUNET_FS_URI_KSK);
+ GNUNET_assert(uri->type == GNUNET_FS_URI_KSK);
for (i = 0; i < uri->data.ksk.keywordCount; i++)
- {
- old = uri->data.ksk.keywords[i];
- if (0 == strcmp (&old[1], keyword))
- return;
- }
- GNUNET_asprintf (&n, is_mandatory ? "+%s" : " %s", keyword);
- GNUNET_array_append (uri->data.ksk.keywords, uri->data.ksk.keywordCount, n);
+ {
+ old = uri->data.ksk.keywords[i];
+ if (0 == strcmp(&old[1], keyword))
+ return;
+ }
+ GNUNET_asprintf(&n, is_mandatory ? "+%s" : " %s", keyword);
+ GNUNET_array_append(uri->data.ksk.keywords, uri->data.ksk.keywordCount, n);
}
* @param keyword keyword to add
*/
void
-GNUNET_FS_uri_ksk_remove_keyword (struct GNUNET_FS_Uri *uri,
- const char *keyword)
+GNUNET_FS_uri_ksk_remove_keyword(struct GNUNET_FS_Uri *uri,
+ const char *keyword)
{
unsigned int i;
char *old;
- GNUNET_assert (uri->type == GNUNET_FS_URI_KSK);
+ GNUNET_assert(uri->type == GNUNET_FS_URI_KSK);
for (i = 0; i < uri->data.ksk.keywordCount; i++)
- {
- old = uri->data.ksk.keywords[i];
- if (0 == strcmp (&old[1], keyword))
{
- uri->data.ksk.keywords[i] =
- uri->data.ksk.keywords[uri->data.ksk.keywordCount - 1];
- GNUNET_array_grow (uri->data.ksk.keywords, uri->data.ksk.keywordCount,
- uri->data.ksk.keywordCount - 1);
- GNUNET_free (old);
- return;
+ old = uri->data.ksk.keywords[i];
+ if (0 == strcmp(&old[1], keyword))
+ {
+ uri->data.ksk.keywords[i] =
+ uri->data.ksk.keywords[uri->data.ksk.keywordCount - 1];
+ GNUNET_array_grow(uri->data.ksk.keywords,
+ uri->data.ksk.keywordCount,
+ uri->data.ksk.keywordCount - 1);
+ GNUNET_free(old);
+ return;
+ }
}
- }
}
* @return #GNUNET_SYSERR if this is not a location URI, otherwise #GNUNET_OK
*/
int
-GNUNET_FS_uri_loc_get_peer_identity (const struct GNUNET_FS_Uri *uri,
- struct GNUNET_PeerIdentity *peer)
+GNUNET_FS_uri_loc_get_peer_identity(const struct GNUNET_FS_Uri *uri,
+ struct GNUNET_PeerIdentity *peer)
{
if (uri->type != GNUNET_FS_URI_LOC)
return GNUNET_SYSERR;
* @return expiration time of the URI
*/
struct GNUNET_TIME_Absolute
-GNUNET_FS_uri_loc_get_expiration (const struct GNUNET_FS_Uri *uri)
+GNUNET_FS_uri_loc_get_expiration(const struct GNUNET_FS_Uri *uri)
{
- GNUNET_assert (uri->type == GNUNET_FS_URI_LOC);
+ GNUNET_assert(uri->type == GNUNET_FS_URI_LOC);
return uri->data.loc.expirationTime;
}
* @return NULL if argument is not a location URI
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_loc_get_uri (const struct GNUNET_FS_Uri *uri)
+GNUNET_FS_uri_loc_get_uri(const struct GNUNET_FS_Uri *uri)
{
struct GNUNET_FS_Uri *ret;
if (uri->type != GNUNET_FS_URI_LOC)
return NULL;
- ret = GNUNET_new (struct GNUNET_FS_Uri);
+ ret = GNUNET_new(struct GNUNET_FS_Uri);
ret->type = GNUNET_FS_URI_CHK;
ret->data.chk = uri->data.loc.fi;
return ret;
/**
* Construct a location URI (this peer will be used for the location).
+ * This function should only be called from within gnunet-service-fs,
+ * as it requires the peer's private key which is generally unavailable
+ * to processes directly under the user's control. However, for
+ * testing and as it logically fits under URIs, it is in this API.
*
- * @param baseUri content offered by the sender
- * @param cfg configuration information (used to find our hostkey)
+ * @param base_uri content offered by the sender
+ * @param sign_key private key of the peer
* @param expiration_time how long will the content be offered?
* @return the location URI, NULL on error
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_loc_create (const struct GNUNET_FS_Uri *baseUri,
- const struct GNUNET_CONFIGURATION_Handle *cfg,
- struct GNUNET_TIME_Absolute expiration_time)
+GNUNET_FS_uri_loc_create(const struct GNUNET_FS_Uri *base_uri,
+ const struct GNUNET_CRYPTO_EddsaPrivateKey *sign_key,
+ struct GNUNET_TIME_Absolute expiration_time)
{
struct GNUNET_FS_Uri *uri;
- struct GNUNET_CRYPTO_EddsaPrivateKey *my_private_key;
struct GNUNET_CRYPTO_EddsaPublicKey my_public_key;
- char *keyfile;
struct LocUriAssembly ass;
struct GNUNET_TIME_Absolute et;
- if (baseUri->type != GNUNET_FS_URI_CHK)
- return NULL;
- if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_filename (cfg,
- "PEER", "PRIVATE_KEY",
- &keyfile))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Lacking key configuration settings.\n"));
+ if (GNUNET_FS_URI_CHK != base_uri->type)
return NULL;
- }
- if (NULL ==
- (my_private_key = GNUNET_CRYPTO_eddsa_key_create_from_file (keyfile)))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Could not access hostkey file `%s'.\n"), keyfile);
- GNUNET_free (keyfile);
- return NULL;
- }
- GNUNET_free (keyfile);
/* we round expiration time to full seconds for SKS URIs */
et.abs_value_us = (expiration_time.abs_value_us / 1000000LL) * 1000000LL;
- GNUNET_CRYPTO_eddsa_key_get_public (my_private_key, &my_public_key);
- ass.purpose.size = htonl (sizeof (struct LocUriAssembly));
- ass.purpose.purpose = htonl (GNUNET_SIGNATURE_PURPOSE_PEER_PLACEMENT);
- ass.exptime = GNUNET_TIME_absolute_hton (et);
- ass.fi = baseUri->data.chk;
+ GNUNET_CRYPTO_eddsa_key_get_public(sign_key, &my_public_key);
+ ass.purpose.size = htonl(sizeof(struct LocUriAssembly));
+ ass.purpose.purpose = htonl(GNUNET_SIGNATURE_PURPOSE_PEER_PLACEMENT);
+ ass.exptime = GNUNET_TIME_absolute_hton(et);
+ ass.fi = base_uri->data.chk;
ass.peer.public_key = my_public_key;
- uri = GNUNET_new (struct GNUNET_FS_Uri);
+ uri = GNUNET_new(struct GNUNET_FS_Uri);
uri->type = GNUNET_FS_URI_LOC;
- uri->data.loc.fi = baseUri->data.chk;
+ uri->data.loc.fi = base_uri->data.chk;
uri->data.loc.expirationTime = et;
uri->data.loc.peer.public_key = my_public_key;
- GNUNET_assert (GNUNET_OK ==
- GNUNET_CRYPTO_eddsa_sign (my_private_key, &ass.purpose,
- &uri->data.loc.contentSignature));
- GNUNET_free (my_private_key);
+ GNUNET_assert(GNUNET_OK ==
+ GNUNET_CRYPTO_eddsa_sign(sign_key,
+ &ass.purpose,
+ &uri->data.loc.contentSignature));
return uri;
}
* @return an FS URI for the given namespace and identifier
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_sks_create (const struct GNUNET_CRYPTO_EcdsaPublicKey *ns,
- const char *id)
+GNUNET_FS_uri_sks_create(const struct GNUNET_CRYPTO_EcdsaPublicKey *ns,
+ const char *id)
{
struct GNUNET_FS_Uri *ns_uri;
- ns_uri = GNUNET_new (struct GNUNET_FS_Uri);
+ ns_uri = GNUNET_new(struct GNUNET_FS_Uri);
ns_uri->type = GNUNET_FS_URI_SKS;
ns_uri->data.sks.ns = *ns;
- ns_uri->data.sks.identifier = GNUNET_strdup (id);
+ ns_uri->data.sks.identifier = GNUNET_strdup(id);
return ns_uri;
}
* @return merged URI, NULL on error
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_ksk_merge (const struct GNUNET_FS_Uri *u1,
- const struct GNUNET_FS_Uri *u2)
+GNUNET_FS_uri_ksk_merge(const struct GNUNET_FS_Uri *u1,
+ const struct GNUNET_FS_Uri *u2)
{
struct GNUNET_FS_Uri *ret;
unsigned int kc;
if ((u1 == NULL) && (u2 == NULL))
return NULL;
if (u1 == NULL)
- return GNUNET_FS_uri_dup (u2);
+ return GNUNET_FS_uri_dup(u2);
if (u2 == NULL)
- return GNUNET_FS_uri_dup (u1);
+ return GNUNET_FS_uri_dup(u1);
if ((u1->type != GNUNET_FS_URI_KSK) || (u2->type != GNUNET_FS_URI_KSK))
- {
- GNUNET_break (0);
- return NULL;
- }
+ {
+ GNUNET_break(0);
+ return NULL;
+ }
kc = u1->data.ksk.keywordCount;
- kl = GNUNET_malloc ((kc + u2->data.ksk.keywordCount) * sizeof (char *));
+ kl = GNUNET_new_array(kc + u2->data.ksk.keywordCount, char *);
for (i = 0; i < u1->data.ksk.keywordCount; i++)
- kl[i] = GNUNET_strdup (u1->data.ksk.keywords[i]);
+ kl[i] = GNUNET_strdup(u1->data.ksk.keywords[i]);
for (i = 0; i < u2->data.ksk.keywordCount; i++)
- {
- kp = u2->data.ksk.keywords[i];
- found = 0;
- for (j = 0; j < u1->data.ksk.keywordCount; j++)
- if (0 == strcmp (kp + 1, kl[j] + 1))
- {
- found = 1;
- if (kp[0] == '+')
- kl[j][0] = '+';
- break;
- }
- if (0 == found)
- kl[kc++] = GNUNET_strdup (kp);
- }
- ret = GNUNET_new (struct GNUNET_FS_Uri);
+ {
+ kp = u2->data.ksk.keywords[i];
+ found = 0;
+ for (j = 0; j < u1->data.ksk.keywordCount; j++)
+ if (0 == strcmp(kp + 1, kl[j] + 1))
+ {
+ found = 1;
+ if (kp[0] == '+')
+ kl[j][0] = '+';
+ break;
+ }
+ if (0 == found)
+ kl[kc++] = GNUNET_strdup(kp);
+ }
+ ret = GNUNET_new(struct GNUNET_FS_Uri);
ret->type = GNUNET_FS_URI_KSK;
ret->data.ksk.keywordCount = kc;
ret->data.ksk.keywords = kl;
* @return copy of the URI
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_dup (const struct GNUNET_FS_Uri *uri)
+GNUNET_FS_uri_dup(const struct GNUNET_FS_Uri *uri)
{
struct GNUNET_FS_Uri *ret;
unsigned int i;
if (uri == NULL)
return NULL;
- ret = GNUNET_new (struct GNUNET_FS_Uri);
- memcpy (ret, uri, sizeof (struct GNUNET_FS_Uri));
+ ret = GNUNET_new(struct GNUNET_FS_Uri);
+ GNUNET_memcpy(ret, uri, sizeof(struct GNUNET_FS_Uri));
switch (ret->type)
- {
- case GNUNET_FS_URI_KSK:
- if (ret->data.ksk.keywordCount >=
- GNUNET_MAX_MALLOC_CHECKED / sizeof (char *))
{
- GNUNET_break (0);
- GNUNET_free (ret);
- return NULL;
- }
- if (ret->data.ksk.keywordCount > 0)
- {
- ret->data.ksk.keywords =
- GNUNET_malloc (ret->data.ksk.keywordCount * sizeof (char *));
- for (i = 0; i < ret->data.ksk.keywordCount; i++)
- ret->data.ksk.keywords[i] = GNUNET_strdup (uri->data.ksk.keywords[i]);
+ case GNUNET_FS_URI_KSK:
+ if (ret->data.ksk.keywordCount >=
+ GNUNET_MAX_MALLOC_CHECKED / sizeof(char *))
+ {
+ GNUNET_break(0);
+ GNUNET_free(ret);
+ return NULL;
+ }
+ if (ret->data.ksk.keywordCount > 0)
+ {
+ ret->data.ksk.keywords =
+ GNUNET_new_array(ret->data.ksk.keywordCount, char *);
+ for (i = 0; i < ret->data.ksk.keywordCount; i++)
+ ret->data.ksk.keywords[i] = GNUNET_strdup(uri->data.ksk.keywords[i]);
+ }
+ else
+ ret->data.ksk.keywords = NULL; /* just to be sure */
+ break;
+
+ case GNUNET_FS_URI_SKS:
+ ret->data.sks.identifier = GNUNET_strdup(uri->data.sks.identifier);
+ break;
+
+ case GNUNET_FS_URI_LOC:
+ break;
+
+ default:
+ break;
}
- else
- ret->data.ksk.keywords = NULL; /* just to be sure */
- break;
- case GNUNET_FS_URI_SKS:
- ret->data.sks.identifier = GNUNET_strdup (uri->data.sks.identifier);
- break;
- case GNUNET_FS_URI_LOC:
- break;
- default:
- break;
- }
return ret;
}
* if keywords is not legal (i.e. empty).
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_ksk_create (const char *keywords,
- char **emsg)
+GNUNET_FS_uri_ksk_create(const char *keywords, char **emsg)
{
char **keywordarr;
unsigned int num_Words;
int saw_quote;
if (keywords == NULL)
- {
- *emsg = GNUNET_strdup (_("No keywords specified!\n"));
- GNUNET_break (0);
- return NULL;
- }
- searchString = GNUNET_strdup (keywords);
+ {
+ *emsg = GNUNET_strdup(_("No keywords specified!\n"));
+ GNUNET_break(0);
+ return NULL;
+ }
+ searchString = GNUNET_strdup(keywords);
num_Words = 0;
inWord = 0;
saw_quote = 0;
pos = searchString;
while ('\0' != *pos)
- {
- if ((saw_quote == 0) && (isspace ((unsigned char) *pos)))
{
- inWord = 0;
+ if ((saw_quote == 0) && (isspace((unsigned char)*pos)))
+ {
+ inWord = 0;
+ }
+ else if (0 == inWord)
+ {
+ inWord = 1;
+ ++num_Words;
+ }
+ if ('"' == *pos)
+ saw_quote = (saw_quote + 1) % 2;
+ pos++;
}
- else if (0 == inWord)
+ if (num_Words == 0)
{
- inWord = 1;
- ++num_Words;
+ GNUNET_free(searchString);
+ *emsg = GNUNET_strdup(_("No keywords specified!\n"));
+ return NULL;
}
- if ('"' == *pos)
- saw_quote = (saw_quote + 1) % 2;
- pos++;
- }
- if (num_Words == 0)
- {
- GNUNET_free (searchString);
- *emsg = GNUNET_strdup (_("No keywords specified!\n"));
- return NULL;
- }
if (saw_quote != 0)
- {
- GNUNET_free (searchString);
- *emsg = GNUNET_strdup (_("Number of double-quotes not balanced!\n"));
- return NULL;
- }
- keywordarr = GNUNET_malloc (num_Words * sizeof (char *));
+ {
+ GNUNET_free(searchString);
+ *emsg = GNUNET_strdup(_("Number of double-quotes not balanced!\n"));
+ return NULL;
+ }
+ keywordarr = GNUNET_new_array(num_Words, char *);
num_Words = 0;
inWord = 0;
pos = searchString;
while ('\0' != *pos)
- {
- if ((saw_quote == 0) && (isspace ((unsigned char) *pos)))
- {
- inWord = 0;
- *pos = '\0';
- }
- else if (0 == inWord)
{
- keywordarr[num_Words] = pos;
- inWord = 1;
- ++num_Words;
+ if ((saw_quote == 0) && (isspace((unsigned char)*pos)))
+ {
+ inWord = 0;
+ *pos = '\0';
+ }
+ else if (0 == inWord)
+ {
+ keywordarr[num_Words] = pos;
+ inWord = 1;
+ ++num_Words;
+ }
+ if ('"' == *pos)
+ saw_quote = (saw_quote + 1) % 2;
+ pos++;
}
- if ('"' == *pos)
- saw_quote = (saw_quote + 1) % 2;
- pos++;
- }
uri =
- GNUNET_FS_uri_ksk_create_from_args (num_Words,
- (const char **) keywordarr);
- GNUNET_free (keywordarr);
- GNUNET_free (searchString);
+ GNUNET_FS_uri_ksk_create_from_args(num_Words, (const char **)keywordarr);
+ GNUNET_free(keywordarr);
+ GNUNET_free(searchString);
return uri;
}
* if keywords is not legal (i.e. empty).
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_ksk_create_from_args (unsigned int argc,
- const char **argv)
+GNUNET_FS_uri_ksk_create_from_args(unsigned int argc, const char **argv)
{
unsigned int i;
struct GNUNET_FS_Uri *uri;
/* allow URI to be given as one and only keyword and
* handle accordingly */
emsg = NULL;
- if ((argc == 1) && (strlen (argv[0]) > strlen (GNUNET_FS_URI_PREFIX)) &&
- (0 ==
- strncmp (argv[0], GNUNET_FS_URI_PREFIX, strlen (GNUNET_FS_URI_PREFIX)))
- && (NULL != (uri = GNUNET_FS_uri_parse (argv[0], &emsg))))
+ if ((argc == 1) && (strlen(argv[0]) > strlen(GNUNET_FS_URI_PREFIX)) &&
+ (0 == strncmp(argv[0],
+ GNUNET_FS_URI_PREFIX,
+ strlen(GNUNET_FS_URI_PREFIX))) &&
+ (NULL != (uri = GNUNET_FS_uri_parse(argv[0], &emsg))))
return uri;
- GNUNET_free_non_null (emsg);
- uri = GNUNET_new (struct GNUNET_FS_Uri);
+ GNUNET_free_non_null(emsg);
+ uri = GNUNET_new(struct GNUNET_FS_Uri);
uri->type = GNUNET_FS_URI_KSK;
uri->data.ksk.keywordCount = argc;
- uri->data.ksk.keywords = GNUNET_malloc (argc * sizeof (char *));
+ uri->data.ksk.keywords = GNUNET_new_array(argc, char *);
for (i = 0; i < argc; i++)
- {
- keyword = argv[i];
- if (keyword[0] == '+')
- val = GNUNET_strdup (keyword);
- else
- GNUNET_asprintf (&val, " %s", keyword);
- r = val;
- w = val;
- while ('\0' != *r)
{
- if ('"' == *r)
- r++;
+ keyword = argv[i];
+ if (keyword[0] == '+')
+ val = GNUNET_strdup(keyword);
else
- *(w++) = *(r++);
+ GNUNET_asprintf(&val, " %s", keyword);
+ r = val;
+ w = val;
+ while ('\0' != *r)
+ {
+ if ('"' == *r)
+ r++;
+ else
+ *(w++) = *(r++);
+ }
+ *w = '\0';
+ uri->data.ksk.keywords[i] = val;
}
- *w = '\0';
- uri->data.ksk.keywords[i] = val;
- }
return uri;
}
* @return #GNUNET_YES if the URIs are equal
*/
int
-GNUNET_FS_uri_test_equal (const struct GNUNET_FS_Uri *u1,
- const struct GNUNET_FS_Uri *u2)
+GNUNET_FS_uri_test_equal(const struct GNUNET_FS_Uri *u1,
+ const struct GNUNET_FS_Uri *u2)
{
int ret;
unsigned int i;
unsigned int j;
- GNUNET_assert (u1 != NULL);
- GNUNET_assert (u2 != NULL);
+ GNUNET_assert(u1 != NULL);
+ GNUNET_assert(u2 != NULL);
if (u1->type != u2->type)
return GNUNET_NO;
switch (u1->type)
- {
- case GNUNET_FS_URI_CHK:
- if (0 ==
- memcmp (&u1->data.chk, &u2->data.chk, sizeof (struct FileIdentifier)))
- return GNUNET_YES;
- return GNUNET_NO;
- case GNUNET_FS_URI_SKS:
- if ((0 ==
- memcmp (&u1->data.sks.ns, &u2->data.sks.ns,
- sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey))) &&
- (0 == strcmp (u1->data.sks.identifier, u2->data.sks.identifier)))
+ {
+ case GNUNET_FS_URI_CHK:
+ if (0 ==
+ memcmp(&u1->data.chk, &u2->data.chk, sizeof(struct FileIdentifier)))
+ return GNUNET_YES;
+ return GNUNET_NO;
- return GNUNET_YES;
- return GNUNET_NO;
- case GNUNET_FS_URI_KSK:
- if (u1->data.ksk.keywordCount != u2->data.ksk.keywordCount)
+ case GNUNET_FS_URI_SKS:
+ if ((0 == memcmp(&u1->data.sks.ns,
+ &u2->data.sks.ns,
+ sizeof(struct GNUNET_CRYPTO_EcdsaPublicKey))) &&
+ (0 == strcmp(u1->data.sks.identifier, u2->data.sks.identifier)))
+
+ return GNUNET_YES;
return GNUNET_NO;
- for (i = 0; i < u1->data.ksk.keywordCount; i++)
- {
- ret = GNUNET_NO;
- for (j = 0; j < u2->data.ksk.keywordCount; j++)
- {
- if (0 == strcmp (u1->data.ksk.keywords[i], u2->data.ksk.keywords[j]))
+
+ case GNUNET_FS_URI_KSK:
+ if (u1->data.ksk.keywordCount != u2->data.ksk.keywordCount)
+ return GNUNET_NO;
+ for (i = 0; i < u1->data.ksk.keywordCount; i++)
{
- ret = GNUNET_YES;
- break;
+ ret = GNUNET_NO;
+ for (j = 0; j < u2->data.ksk.keywordCount; j++)
+ {
+ if (0 == strcmp(u1->data.ksk.keywords[i], u2->data.ksk.keywords[j]))
+ {
+ ret = GNUNET_YES;
+ break;
+ }
+ }
+ if (ret == GNUNET_NO)
+ return GNUNET_NO;
}
- }
- if (ret == GNUNET_NO)
+ return GNUNET_YES;
+
+ case GNUNET_FS_URI_LOC:
+ if (memcmp(&u1->data.loc,
+ &u2->data.loc,
+ sizeof(struct FileIdentifier) +
+ sizeof(struct GNUNET_CRYPTO_EcdsaPublicKey) +
+ sizeof(struct GNUNET_TIME_Absolute) +
+ sizeof(unsigned short) + sizeof(unsigned short)) != 0)
return GNUNET_NO;
- }
- return GNUNET_YES;
- case GNUNET_FS_URI_LOC:
- if (memcmp
- (&u1->data.loc, &u2->data.loc,
- sizeof (struct FileIdentifier) +
- sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey) +
- sizeof (struct GNUNET_TIME_Absolute) + sizeof (unsigned short) +
- sizeof (unsigned short)) != 0)
+ return GNUNET_YES;
+
+ default:
return GNUNET_NO;
- return GNUNET_YES;
- default:
- return GNUNET_NO;
- }
+ }
}
* @return #GNUNET_YES if this is an SKS uri
*/
int
-GNUNET_FS_uri_test_sks (const struct GNUNET_FS_Uri *uri)
+GNUNET_FS_uri_test_sks(const struct GNUNET_FS_Uri *uri)
{
return uri->type == GNUNET_FS_URI_SKS;
}
* @return #GNUNET_OK on success
*/
int
-GNUNET_FS_uri_sks_get_namespace (const struct GNUNET_FS_Uri *uri,
- struct GNUNET_CRYPTO_EcdsaPublicKey *pseudonym)
+GNUNET_FS_uri_sks_get_namespace(const struct GNUNET_FS_Uri *uri,
+ struct GNUNET_CRYPTO_EcdsaPublicKey *pseudonym)
{
- if (!GNUNET_FS_uri_test_sks (uri))
- {
- GNUNET_break (0);
- return GNUNET_SYSERR;
- }
+ if (!GNUNET_FS_uri_test_sks(uri))
+ {
+ GNUNET_break(0);
+ return GNUNET_SYSERR;
+ }
*pseudonym = uri->data.sks.ns;
return GNUNET_OK;
}
* @return NULL on error (not a valid SKS URI)
*/
char *
-GNUNET_FS_uri_sks_get_content_id (const struct GNUNET_FS_Uri *uri)
+GNUNET_FS_uri_sks_get_content_id(const struct GNUNET_FS_Uri *uri)
{
- if (!GNUNET_FS_uri_test_sks (uri))
- {
- GNUNET_break (0);
- return NULL;
- }
- return GNUNET_strdup (uri->data.sks.identifier);
+ if (!GNUNET_FS_uri_test_sks(uri))
+ {
+ GNUNET_break(0);
+ return NULL;
+ }
+ return GNUNET_strdup(uri->data.sks.identifier);
}
* @return #GNUNET_YES if this is a KSK uri
*/
int
-GNUNET_FS_uri_test_ksk (const struct GNUNET_FS_Uri *uri)
+GNUNET_FS_uri_test_ksk(const struct GNUNET_FS_Uri *uri)
{
#if EXTRA_CHECKS
unsigned int i;
if (uri->type == GNUNET_FS_URI_KSK)
- {
- for (i=0;i < uri->data.ksk.keywordCount; i++)
- GNUNET_assert (uri->data.ksk.keywords[i] != NULL);
- }
+ {
+ for (i = 0; i < uri->data.ksk.keywordCount; i++)
+ GNUNET_assert(uri->data.ksk.keywords[i] != NULL);
+ }
#endif
return uri->type == GNUNET_FS_URI_KSK;
}
* @return #GNUNET_YES if this is a CHK uri
*/
int
-GNUNET_FS_uri_test_chk (const struct GNUNET_FS_Uri *uri)
+GNUNET_FS_uri_test_chk(const struct GNUNET_FS_Uri *uri)
{
return uri->type == GNUNET_FS_URI_CHK;
}
* @return size of the file as specified in the CHK URI
*/
uint64_t
-GNUNET_FS_uri_chk_get_file_size (const struct GNUNET_FS_Uri * uri)
+GNUNET_FS_uri_chk_get_file_size(const struct GNUNET_FS_Uri *uri)
{
switch (uri->type)
- {
- case GNUNET_FS_URI_CHK:
- return GNUNET_ntohll (uri->data.chk.file_length);
- case GNUNET_FS_URI_LOC:
- return GNUNET_ntohll (uri->data.loc.fi.file_length);
- default:
- GNUNET_assert (0);
- }
- return 0; /* unreachable */
+ {
+ case GNUNET_FS_URI_CHK:
+ return GNUNET_ntohll(uri->data.chk.file_length);
+
+ case GNUNET_FS_URI_LOC:
+ return GNUNET_ntohll(uri->data.loc.fi.file_length);
+
+ default:
+ GNUNET_assert(0);
+ }
+ return 0; /* unreachable */
}
* @return #GNUNET_YES if this is a LOC uri
*/
int
-GNUNET_FS_uri_test_loc (const struct GNUNET_FS_Uri *uri)
+GNUNET_FS_uri_test_loc(const struct GNUNET_FS_Uri *uri)
{
return uri->type == GNUNET_FS_URI_LOC;
}
* @param index offset where to add the keyword
*/
static void
-insert_non_mandatory_keyword (const char *s,
- char **array,
- int index)
+insert_non_mandatory_keyword(const char *s, char **array, int index)
{
char *nkword;
- GNUNET_asprintf (&nkword,
- " %s", /* space to mark as 'non mandatory' */
- s);
+ GNUNET_asprintf(&nkword,
+ " %s", /* space to mark as 'non mandatory' */
+ s);
array[index] = nkword;
}
* @return #GNUNET_YES if the keyword exists, #GNUNET_NO if not
*/
static int
-find_duplicate (const char *s,
- const char **array,
- int array_length)
+find_duplicate(const char *s, const char **array, int array_length)
{
int j;
for (j = array_length - 1; j >= 0; j--)
- if (0 == strcmp (&array[j][1], s))
+ if (0 == strcmp(&array[j][1], s))
return GNUNET_YES;
return GNUNET_NO;
}
* FIXME: comment
*/
static char *
-normalize_metadata (enum EXTRACTOR_MetaFormat format,
- const char *data,
- size_t data_len)
+normalize_metadata(enum EXTRACTOR_MetaFormat format,
+ const char *data,
+ size_t data_len)
{
uint8_t *free_str = NULL;
- uint8_t *str_to_normalize = (uint8_t *) data;
+ uint8_t *str_to_normalize = (uint8_t *)data;
uint8_t *normalized;
size_t r_len;
+
if (str_to_normalize == NULL)
return NULL;
/* Don't trust libextractor */
if (format == EXTRACTOR_METAFORMAT_UTF8)
- {
- free_str = (uint8_t *) u8_check ((const uint8_t *) data, data_len);
- if (free_str == NULL)
- free_str = NULL;
- else
- format = EXTRACTOR_METAFORMAT_C_STRING;
- }
+ {
+ free_str = (uint8_t *)u8_check((const uint8_t *)data, data_len);
+ if (free_str == NULL)
+ free_str = NULL;
+ else
+ format = EXTRACTOR_METAFORMAT_C_STRING;
+ }
if (format == EXTRACTOR_METAFORMAT_C_STRING)
- {
- free_str = u8_strconv_from_encoding (data, locale_charset (), iconveh_escape_sequence);
- if (free_str == NULL)
- return NULL;
- }
+ {
+ free_str = u8_strconv_from_encoding(data,
+ locale_charset(),
+ iconveh_escape_sequence);
+ if (free_str == NULL)
+ return NULL;
+ }
- normalized = u8_tolower (str_to_normalize, strlen ((char *) str_to_normalize), NULL, UNINORM_NFD, NULL, &r_len);
+ normalized = u8_tolower(str_to_normalize,
+ strlen((char *)str_to_normalize),
+ NULL,
+ UNINORM_NFD,
+ NULL,
+ &r_len);
/* free_str is allocated by libunistring internally, use free() */
if (free_str != NULL)
- free (free_str);
+ free(free_str);
if (normalized != NULL)
- {
- /* u8_tolower allocates a non-NULL-terminated string! */
- free_str = GNUNET_malloc (r_len + 1);
- memcpy (free_str, normalized, r_len);
- free_str[r_len] = '\0';
- free (normalized);
- normalized = free_str;
- }
- return (char *) normalized;
+ {
+ /* u8_tolower allocates a non-NULL-terminated string! */
+ free_str = GNUNET_malloc(r_len + 1);
+ GNUNET_memcpy(free_str, normalized, r_len);
+ free_str[r_len] = '\0';
+ free(normalized);
+ normalized = free_str;
+ }
+ return (char *)normalized;
}
* returns that count.
*/
static size_t
-u8_strcount (const uint8_t *s)
+u8_strcount(const uint8_t *s)
{
size_t count;
ucs4_t c;
- GNUNET_assert (s != NULL);
+
+ GNUNET_assert(s != NULL);
if (s[0] == 0)
return 0;
for (count = 0; s != NULL; count++)
- s = u8_next (&c, s);
+ s = u8_next(&c, s);
return count - 1;
}
* were duplicates (when extracting).
*/
static int
-get_keywords_from_parens (const char *s,
- char **array,
- int index)
+get_keywords_from_parens(const char *s, char **array, int index)
{
int count = 0;
char *open_paren;
if (NULL == s)
return 0;
- ss = GNUNET_strdup (s);
+ ss = GNUNET_strdup(s);
open_paren = ss - 1;
- while (NULL != (open_paren = strpbrk (open_paren + 1, "[{(")))
- {
- int match = 0;
-
- close_paren = strpbrk (open_paren + 1, "]})");
- if (NULL == close_paren)
- continue;
- switch (open_paren[0])
+ while (NULL != (open_paren = strpbrk(open_paren + 1, "[{(")))
{
- case '[':
- if (']' == close_paren[0])
- match = 1;
- break;
- case '{':
- if ('}' == close_paren[0])
- match = 1;
- break;
- case '(':
- if (')' == close_paren[0])
- match = 1;
- break;
- default:
- break;
- }
- if (match && (close_paren - open_paren > 1))
- {
- tmp = close_paren[0];
- close_paren[0] = '\0';
- /* Keywords must be at least 3 characters long */
- if (u8_strcount ((const uint8_t *) &open_paren[1]) <= 2)
- {
- close_paren[0] = tmp;
+ int match = 0;
+
+ close_paren = strpbrk(open_paren + 1, "]})");
+ if (NULL == close_paren)
continue;
- }
- if (NULL != array)
- {
- char *normalized;
- if (GNUNET_NO == find_duplicate ((const char *) &open_paren[1],
- (const char **) array, index + count))
+ switch (open_paren[0])
{
- insert_non_mandatory_keyword ((const char *) &open_paren[1], array,
- index + count);
- count++;
+ case '[':
+ if (']' == close_paren[0])
+ match = 1;
+ break;
+
+ case '{':
+ if ('}' == close_paren[0])
+ match = 1;
+ break;
+
+ case '(':
+ if (')' == close_paren[0])
+ match = 1;
+ break;
+
+ default:
+ break;
}
- normalized = normalize_metadata (EXTRACTOR_METAFORMAT_UTF8,
- &open_paren[1], close_paren - &open_paren[1]);
- if (normalized != NULL)
+ if (match && (close_paren - open_paren > 1))
{
- if (GNUNET_NO == find_duplicate ((const char *) normalized,
- (const char **) array, index + count))
- {
- insert_non_mandatory_keyword ((const char *) normalized, array,
- index + count);
+ tmp = close_paren[0];
+ close_paren[0] = '\0';
+ /* Keywords must be at least 3 characters long */
+ if (u8_strcount((const uint8_t *)&open_paren[1]) <= 2)
+ {
+ close_paren[0] = tmp;
+ continue;
+ }
+ if (NULL != array)
+ {
+ char *normalized;
+ if (GNUNET_NO == find_duplicate((const char *)&open_paren[1],
+ (const char **)array,
+ index + count))
+ {
+ insert_non_mandatory_keyword((const char *)&open_paren[1],
+ array,
+ index + count);
+ count++;
+ }
+ normalized = normalize_metadata(EXTRACTOR_METAFORMAT_UTF8,
+ &open_paren[1],
+ close_paren - &open_paren[1]);
+ if (normalized != NULL)
+ {
+ if (GNUNET_NO == find_duplicate((const char *)normalized,
+ (const char **)array,
+ index + count))
+ {
+ insert_non_mandatory_keyword((const char *)normalized,
+ array,
+ index + count);
+ count++;
+ }
+ GNUNET_free(normalized);
+ }
+ }
+ else
count++;
- }
- GNUNET_free (normalized);
+ close_paren[0] = tmp;
}
- }
- else
- count++;
- close_paren[0] = tmp;
}
- }
- GNUNET_free (ss);
+ GNUNET_free(ss);
return count;
}
* duplicates (when extracting).
*/
static int
-get_keywords_from_tokens (const char *s,
- char **array,
- int index)
+get_keywords_from_tokens(const char *s, char **array, int index)
{
char *p;
char *ss;
int seps = 0;
- ss = GNUNET_strdup (s);
- for (p = strtok (ss, TOKENS); p != NULL; p = strtok (NULL, TOKENS))
- {
- /* Keywords must be at least 3 characters long */
- if (u8_strcount ((const uint8_t *) p) <= 2)
- continue;
- if (NULL != array)
+ ss = GNUNET_strdup(s);
+ for (p = strtok(ss, TOKENS); p != NULL; p = strtok(NULL, TOKENS))
{
- char *normalized;
- if (GNUNET_NO == find_duplicate (p, (const char **) array, index + seps))
- {
- insert_non_mandatory_keyword (p, array,
- index + seps);
- seps++;
- }
- normalized = normalize_metadata (EXTRACTOR_METAFORMAT_UTF8,
- p, strlen (p));
- if (normalized != NULL)
- {
- if (GNUNET_NO == find_duplicate ((const char *) normalized,
- (const char **) array, index + seps))
+ /* Keywords must be at least 3 characters long */
+ if (u8_strcount((const uint8_t *)p) <= 2)
+ continue;
+ if (NULL != array)
{
- insert_non_mandatory_keyword ((const char *) normalized, array,
- index + seps);
- seps++;
+ char *normalized;
+ if (GNUNET_NO == find_duplicate(p, (const char **)array, index + seps))
+ {
+ insert_non_mandatory_keyword(p, array, index + seps);
+ seps++;
+ }
+ normalized =
+ normalize_metadata(EXTRACTOR_METAFORMAT_UTF8, p, strlen(p));
+ if (normalized != NULL)
+ {
+ if (GNUNET_NO == find_duplicate((const char *)normalized,
+ (const char **)array,
+ index + seps))
+ {
+ insert_non_mandatory_keyword((const char *)normalized,
+ array,
+ index + seps);
+ seps++;
+ }
+ GNUNET_free(normalized);
+ }
}
- GNUNET_free (normalized);
- }
+ else
+ seps++;
}
- else
- seps++;
- }
- GNUNET_free (ss);
+ GNUNET_free(ss);
return seps;
}
#undef TOKENS
* @return 0 (always)
*/
static int
-gather_uri_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)
+gather_uri_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 GNUNET_FS_Uri *uri = cls;
char *normalized_data;
* and will return the length of its valid part, skipping the keyword.
* If it does - fix the extractor, not this check!
*/
- if (u8_strcount ((const uint8_t *) data) <= 2)
+ if (u8_strcount((const uint8_t *)data) <= 2)
return 0;
- if ( (EXTRACTOR_METATYPE_MIMETYPE == type) &&
- (NULL != (sep = memchr (data, '/', data_len))) &&
- (sep != data) )
- {
- char *xtra;
-
- GNUNET_asprintf (&xtra,
- "mimetype:%.*s",
- (int) (sep - data),
- data);
- if (! find_duplicate (xtra,
- (const char **) uri->data.ksk.keywords,
+ if ((EXTRACTOR_METATYPE_MIMETYPE == type) &&
+ (NULL != (sep = memchr(data, '/', data_len))) && (sep != data))
+ {
+ char *xtra;
+
+ GNUNET_asprintf(&xtra, "mimetype:%.*s", (int)(sep - data), data);
+ if (!find_duplicate(xtra,
+ (const char **)uri->data.ksk.keywords,
uri->data.ksk.keywordCount))
+ {
+ insert_non_mandatory_keyword(xtra,
+ uri->data.ksk.keywords,
+ uri->data.ksk.keywordCount);
+ uri->data.ksk.keywordCount++;
+ }
+ GNUNET_free(xtra);
+ }
+
+ normalized_data = normalize_metadata(format, data, data_len);
+ if (!find_duplicate(data,
+ (const char **)uri->data.ksk.keywords,
+ uri->data.ksk.keywordCount))
{
- insert_non_mandatory_keyword (xtra,
- uri->data.ksk.keywords,
- uri->data.ksk.keywordCount);
+ insert_non_mandatory_keyword(data,
+ uri->data.ksk.keywords,
+ uri->data.ksk.keywordCount);
uri->data.ksk.keywordCount++;
}
- GNUNET_free (xtra);
- }
-
- normalized_data = normalize_metadata (format, data, data_len);
- if (! find_duplicate (data,
- (const char **) uri->data.ksk.keywords,
- uri->data.ksk.keywordCount))
- {
- insert_non_mandatory_keyword (data,
- uri->data.ksk.keywords, uri->data.ksk.keywordCount);
- uri->data.ksk.keywordCount++;
- }
if (NULL != normalized_data)
{
- if (! find_duplicate (normalized_data,
- (const char **) uri->data.ksk.keywords,
+ if (!find_duplicate(normalized_data,
+ (const char **)uri->data.ksk.keywords,
uri->data.ksk.keywordCount))
- {
- insert_non_mandatory_keyword (normalized_data,
- uri->data.ksk.keywords, uri->data.ksk.keywordCount);
- uri->data.ksk.keywordCount++;
+ {
+ insert_non_mandatory_keyword(normalized_data,
+ uri->data.ksk.keywords,
+ uri->data.ksk.keywordCount);
+ uri->data.ksk.keywordCount++;
+ }
+ GNUNET_free(normalized_data);
}
- GNUNET_free (normalized_data);
- }
return 0;
}
* @return NULL on error, otherwise a KSK URI
*/
struct GNUNET_FS_Uri *
-GNUNET_FS_uri_ksk_create_from_meta_data (const struct GNUNET_CONTAINER_MetaData *md)
+GNUNET_FS_uri_ksk_create_from_meta_data(
+ const struct GNUNET_CONTAINER_MetaData *md)
{
struct GNUNET_FS_Uri *ret;
char *filename;
if (NULL == md)
return NULL;
- ret = GNUNET_new (struct GNUNET_FS_Uri);
+ ret = GNUNET_new(struct GNUNET_FS_Uri);
ret->type = GNUNET_FS_URI_KSK;
- ent = GNUNET_CONTAINER_meta_data_iterate (md, NULL, NULL);
+ ent = GNUNET_CONTAINER_meta_data_iterate(md, NULL, NULL);
if (ent > 0)
- {
- full_name = GNUNET_CONTAINER_meta_data_get_first_by_types (md,
- EXTRACTOR_METATYPE_GNUNET_ORIGINAL_FILENAME, -1);
- if (NULL != full_name)
{
- filename = full_name;
- while (NULL != (ss = strstr (filename, DIR_SEPARATOR_STR)))
- filename = ss + 1;
- tok_keywords = get_keywords_from_tokens (filename, NULL, 0);
- paren_keywords = get_keywords_from_parens (filename, NULL, 0);
+ full_name = GNUNET_CONTAINER_meta_data_get_first_by_types(
+ md,
+ EXTRACTOR_METATYPE_GNUNET_ORIGINAL_FILENAME,
+ -1);
+ if (NULL != full_name)
+ {
+ filename = full_name;
+ while (NULL != (ss = strstr(filename, DIR_SEPARATOR_STR)))
+ filename = ss + 1;
+ tok_keywords = get_keywords_from_tokens(filename, NULL, 0);
+ paren_keywords = get_keywords_from_parens(filename, NULL, 0);
+ }
+ /* x3 because there might be a normalized variant of every keyword,
+ plus theoretically one more for mime... */
+ ret->data.ksk.keywords =
+ GNUNET_new_array((ent + tok_keywords + paren_keywords) * 3, char *);
+ GNUNET_CONTAINER_meta_data_iterate(md, &gather_uri_data, ret);
}
- /* x3 because there might be a normalized variant of every keyword,
- plus theoretically one more for mime... */
- ret->data.ksk.keywords = GNUNET_malloc
- (sizeof (char *) * (ent + tok_keywords + paren_keywords) * 3);
- GNUNET_CONTAINER_meta_data_iterate (md, &gather_uri_data, ret);
- }
if (tok_keywords > 0)
- ret->data.ksk.keywordCount += get_keywords_from_tokens (filename,
- ret->data.ksk.keywords,
- ret->data.ksk.keywordCount);
+ ret->data.ksk.keywordCount +=
+ get_keywords_from_tokens(filename,
+ ret->data.ksk.keywords,
+ ret->data.ksk.keywordCount);
if (paren_keywords > 0)
- ret->data.ksk.keywordCount += get_keywords_from_parens (filename,
- ret->data.ksk.keywords,
- ret->data.ksk.keywordCount);
+ ret->data.ksk.keywordCount +=
+ get_keywords_from_parens(filename,
+ ret->data.ksk.keywords,
+ ret->data.ksk.keywordCount);
if (ent > 0)
- GNUNET_free_non_null (full_name);
+ GNUNET_free_non_null(full_name);
return ret;
}
* need to be encoded using %-encoding?
*/
static int
-needs_percent (char c)
+needs_percent(char c)
{
- return (!
- ((isalnum ((unsigned char) c)) || (c == '-') || (c == '_') ||
+ return(!((isalnum((unsigned char)c)) || (c == '-') || (c == '_') ||
(c == '.') || (c == '~')));
}
* @return NULL on error (i.e. keywordCount == 0)
*/
static char *
-uri_ksk_to_string (const struct GNUNET_FS_Uri *uri)
+uri_ksk_to_string(const struct GNUNET_FS_Uri *uri)
{
char **keywords;
unsigned int keywordCount;
return NULL;
keywords = uri->data.ksk.keywords;
keywordCount = uri->data.ksk.keywordCount;
- n = keywordCount + strlen (GNUNET_FS_URI_PREFIX) +
- strlen (GNUNET_FS_URI_KSK_INFIX) + 1;
+ n = keywordCount + strlen(GNUNET_FS_URI_PREFIX) +
+ strlen(GNUNET_FS_URI_KSK_INFIX) + 1;
for (i = 0; i < keywordCount; i++)
- {
- keyword = keywords[i];
- slen = strlen (keyword);
- n += slen;
- for (j = 0; j < slen; j++)
{
- if ((j == 0) && (keyword[j] == ' '))
- {
- n--;
- continue; /* skip leading space */
- }
- if (needs_percent (keyword[j]))
- n += 2; /* will use %-encoding */
+ keyword = keywords[i];
+ slen = strlen(keyword);
+ n += slen;
+ for (j = 0; j < slen; j++)
+ {
+ if ((j == 0) && (keyword[j] == ' '))
+ {
+ n--;
+ continue; /* skip leading space */
+ }
+ if (needs_percent(keyword[j]))
+ n += 2; /* will use %-encoding */
+ }
}
- }
- ret = GNUNET_malloc (n);
- strcpy (ret, GNUNET_FS_URI_PREFIX);
- strcat (ret, GNUNET_FS_URI_KSK_INFIX);
- wpos = strlen (ret);
+ ret = GNUNET_malloc(n);
+ strcpy(ret, GNUNET_FS_URI_PREFIX);
+ strcat(ret, GNUNET_FS_URI_KSK_INFIX);
+ wpos = strlen(ret);
for (i = 0; i < keywordCount; i++)
- {
- keyword = keywords[i];
- slen = strlen (keyword);
- for (j = 0; j < slen; j++)
{
- if ((j == 0) && (keyword[j] == ' '))
- continue; /* skip leading space */
- if (needs_percent (keyword[j]))
- {
- sprintf (&ret[wpos], "%%%02X", (unsigned char) keyword[j]);
- wpos += 3;
- }
- else
- {
- ret[wpos++] = keyword[j];
- }
+ keyword = keywords[i];
+ slen = strlen(keyword);
+ for (j = 0; j < slen; j++)
+ {
+ if ((j == 0) && (keyword[j] == ' '))
+ continue; /* skip leading space */
+ if (needs_percent(keyword[j]))
+ {
+ sprintf(&ret[wpos], "%%%02X", (unsigned char)keyword[j]);
+ wpos += 3;
+ }
+ else
+ {
+ ret[wpos++] = keyword[j];
+ }
+ }
+ if (i != keywordCount - 1)
+ ret[wpos++] = '+';
}
- if (i != keywordCount - 1)
- ret[wpos++] = '+';
- }
return ret;
}
* @return NULL on error
*/
static char *
-uri_sks_to_string (const struct GNUNET_FS_Uri *uri)
+uri_sks_to_string(const struct GNUNET_FS_Uri *uri)
{
char *ret;
char buf[1024];
if (GNUNET_FS_URI_SKS != uri->type)
return NULL;
- ret = GNUNET_STRINGS_data_to_string (&uri->data.sks.ns,
- sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey),
- buf,
- sizeof (buf));
- GNUNET_assert (NULL != ret);
+ ret =
+ GNUNET_STRINGS_data_to_string(&uri->data.sks.ns,
+ sizeof(struct GNUNET_CRYPTO_EcdsaPublicKey),
+ buf,
+ sizeof(buf));
+ GNUNET_assert(NULL != ret);
ret[0] = '\0';
- GNUNET_asprintf (&ret, "%s%s%s/%s", GNUNET_FS_URI_PREFIX,
- GNUNET_FS_URI_SKS_INFIX, buf,
- uri->data.sks.identifier);
+ GNUNET_asprintf(&ret,
+ "%s%s%s/%s",
+ GNUNET_FS_URI_PREFIX,
+ GNUNET_FS_URI_SKS_INFIX,
+ buf,
+ uri->data.sks.identifier);
return ret;
}
* @return NULL on error
*/
static char *
-uri_chk_to_string (const struct GNUNET_FS_Uri *uri)
+uri_chk_to_string(const struct GNUNET_FS_Uri *uri)
{
const struct FileIdentifier *fi;
char *ret;
if (uri->type != GNUNET_FS_URI_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);
-
- GNUNET_asprintf (&ret, "%s%s%s.%s.%llu", GNUNET_FS_URI_PREFIX,
- GNUNET_FS_URI_CHK_INFIX, (const char *) &keyhash,
- (const char *) &queryhash, GNUNET_ntohll (fi->file_length));
+ GNUNET_CRYPTO_hash_to_enc(&fi->chk.key, &keyhash);
+ GNUNET_CRYPTO_hash_to_enc(&fi->chk.query, &queryhash);
+
+ GNUNET_asprintf(&ret,
+ "%s%s%s.%s.%llu",
+ GNUNET_FS_URI_PREFIX,
+ GNUNET_FS_URI_CHK_INFIX,
+ (const char *)&keyhash,
+ (const char *)&queryhash,
+ GNUNET_ntohll(fi->file_length));
return ret;
}
* @return NULL on error
*/
static char *
-uri_loc_to_string (const struct GNUNET_FS_Uri *uri)
+uri_loc_to_string(const struct GNUNET_FS_Uri *uri)
{
char *ret;
struct GNUNET_CRYPTO_HashAsciiEncoded keyhash;
char *peer_id;
char peer_sig[SIGNATURE_ASCII_LENGTH + 1];
- GNUNET_CRYPTO_hash_to_enc (&uri->data.loc.fi.chk.key, &keyhash);
- GNUNET_CRYPTO_hash_to_enc (&uri->data.loc.fi.chk.query, &queryhash);
+ GNUNET_CRYPTO_hash_to_enc(&uri->data.loc.fi.chk.key, &keyhash);
+ GNUNET_CRYPTO_hash_to_enc(&uri->data.loc.fi.chk.query, &queryhash);
peer_id =
- GNUNET_CRYPTO_eddsa_public_key_to_string (&uri->data.loc.peer.public_key);
- GNUNET_assert (NULL !=
- GNUNET_STRINGS_data_to_string (&uri->data.loc.contentSignature,
- sizeof (struct GNUNET_CRYPTO_EddsaSignature),
- peer_sig,
- sizeof (peer_sig)));
- GNUNET_asprintf (&ret,
- "%s%s%s.%s.%llu.%s.%s.%llu", GNUNET_FS_URI_PREFIX,
- GNUNET_FS_URI_LOC_INFIX, (const char *) &keyhash,
- (const char *) &queryhash,
- (unsigned long long) GNUNET_ntohll (uri->data.loc.
- fi.file_length),
- peer_id,
- peer_sig,
- (unsigned long long) uri->data.loc.expirationTime.abs_value_us / 1000000LL);
- GNUNET_free (peer_id);
+ GNUNET_CRYPTO_eddsa_public_key_to_string(&uri->data.loc.peer.public_key);
+ GNUNET_assert(
+ NULL !=
+ GNUNET_STRINGS_data_to_string(&uri->data.loc.contentSignature,
+ sizeof(struct GNUNET_CRYPTO_EddsaSignature),
+ peer_sig,
+ sizeof(peer_sig)));
+ GNUNET_asprintf(&ret,
+ "%s%s%s.%s.%llu.%s.%s.%llu",
+ GNUNET_FS_URI_PREFIX,
+ GNUNET_FS_URI_LOC_INFIX,
+ (const char *)&keyhash,
+ (const char *)&queryhash,
+ (unsigned long long)GNUNET_ntohll(
+ uri->data.loc.fi.file_length),
+ peer_id,
+ peer_sig,
+ (unsigned long long)
+ uri->data.loc.expirationTime.abs_value_us /
+ 1000000LL);
+ GNUNET_free(peer_id);
return ret;
}
* @return the UTF-8 string
*/
char *
-GNUNET_FS_uri_to_string (const struct GNUNET_FS_Uri *uri)
+GNUNET_FS_uri_to_string(const struct GNUNET_FS_Uri *uri)
{
if (uri == NULL)
- {
- GNUNET_break (0);
- return NULL;
- }
+ {
+ GNUNET_break(0);
+ return NULL;
+ }
switch (uri->type)
- {
- case GNUNET_FS_URI_KSK:
- return uri_ksk_to_string (uri);
- case GNUNET_FS_URI_SKS:
- return uri_sks_to_string (uri);
- case GNUNET_FS_URI_CHK:
- return uri_chk_to_string (uri);
- case GNUNET_FS_URI_LOC:
- return uri_loc_to_string (uri);
- default:
- GNUNET_break (0);
- return NULL;
- }
+ {
+ case GNUNET_FS_URI_KSK:
+ return uri_ksk_to_string(uri);
+
+ case GNUNET_FS_URI_SKS:
+ return uri_sks_to_string(uri);
+
+ case GNUNET_FS_URI_CHK:
+ return uri_chk_to_string(uri);
+
+ case GNUNET_FS_URI_LOC:
+ return uri_loc_to_string(uri);
+
+ default:
+ GNUNET_break(0);
+ return NULL;
+ }
}
/* end of fs_uri.c */