/*
This file is part of GNUnet.
- (C) 2006, 2007, 2008, 2009, 2013 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2006, 2007, 2008, 2009, 2013 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
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.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
*/
#include "platform.h"
-#include "gnunet_util_lib.h"
+#include "gnunet_crypto_lib.h"
+#include "gnunet_strings_lib.h"
+#include "gnunet_configuration_lib.h"
+#include "gnunet_disk_lib.h"
#define LOG(kind,...) GNUNET_log_from (kind, "util", __VA_ARGS__)
char *tag;
char *value;
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Deserializing config file\n");
ret = GNUNET_OK;
section = GNUNET_strdup ("");
nr = 0;
value = &line[1];
GNUNET_free (section);
section = GNUNET_strdup (value);
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Config section `%s'\n",
- section);
continue;
}
if (NULL != (eq = strchr (line, '=')))
value[strlen (value) - 1] = '\0';
value++;
}
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Config value %s=\"%s\"\n", tag, value);
GNUNET_CONFIGURATION_set_value_string (cfg, section, tag, &value[i]);
GNUNET_free (tag);
continue;
ret = GNUNET_SYSERR;
break;
}
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Finished deserializing config\n");
GNUNET_free_non_null (line_orig);
GNUNET_free (section);
GNUNET_assert ( (GNUNET_OK != ret) || (r_bytes == size) );
int dirty;
int ret;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Asked to parse config file `%s'\n",
- filename);
fn = GNUNET_STRINGS_filename_expand (filename);
LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Config file name expanded to `%s'\n",
+ "Asked to parse config file `%s'\n",
fn);
- if (fn == NULL)
+ if (NULL == fn)
return GNUNET_SYSERR;
dirty = cfg->dirty; /* back up value! */
if (GNUNET_SYSERR ==
GNUNET_DISK_file_size (fn, &fs64, GNUNET_YES, GNUNET_YES))
{
LOG (GNUNET_ERROR_TYPE_WARNING,
- "Error while determining the file size of %s\n", fn);
+ "Error while determining the file size of `%s'\n",
+ fn);
GNUNET_free (fn);
return GNUNET_SYSERR;
}
if (fs != GNUNET_DISK_fn_read (fn, mem, fs))
{
LOG (GNUNET_ERROR_TYPE_WARNING,
- "Error while reading file %s\n", fn);
+ _("Error while reading file `%s'\n"),
+ fn);
GNUNET_free (fn);
GNUNET_free (mem);
return GNUNET_SYSERR;
}
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Deserializing contents of file `%s'\n", fn);
+ LOG (GNUNET_ERROR_TYPE_DEBUG,
+ "Deserializing contents of file `%s'\n",
+ fn);
GNUNET_free (fn);
ret = GNUNET_CONFIGURATION_deserialize (cfg, mem, fs, GNUNET_YES);
GNUNET_free (mem);
{
len = GNUNET_asprintf (&cbuf, "[%s]\n", sec->name);
GNUNET_assert (0 < len);
- memcpy (mem + c_size, cbuf, len);
+ GNUNET_memcpy (mem + c_size, cbuf, len);
c_size += len;
GNUNET_free (cbuf);
for (ent = sec->entries; NULL != ent; ent = ent->next)
}
len = GNUNET_asprintf (&cbuf, "%s = %s\n", ent->key, val);
GNUNET_free (val);
- memcpy (mem + c_size, cbuf, len);
+ GNUNET_memcpy (mem + c_size, cbuf, len);
c_size += len;
GNUNET_free (cbuf);
}
}
- memcpy (mem + c_size, "\n", 1);
+ GNUNET_memcpy (mem + c_size, "\n", 1);
c_size ++;
sec = sec->next;
}
GNUNET_free (fn);
GNUNET_free (cfg_buf);
LOG (GNUNET_ERROR_TYPE_WARNING,
- "Writing configration to file: %s failed\n", filename);
+ "Writing configration to file `%s' failed\n",
+ filename);
cfg->dirty = GNUNET_SYSERR; /* last write failed */
return GNUNET_SYSERR;
}
* @param iter_cls closure for @a iter
*/
void
-GNUNET_CONFIGURATION_iterate_sections (const struct GNUNET_CONFIGURATION_Handle
- *cfg,
- GNUNET_CONFIGURATION_Section_Iterator
- iter, void *iter_cls)
+GNUNET_CONFIGURATION_iterate_sections (const struct GNUNET_CONFIGURATION_Handle *cfg,
+ GNUNET_CONFIGURATION_Section_Iterator iter,
+ void *iter_cls)
{
struct ConfigSection *spos;
struct ConfigSection *next;
*/
static struct ConfigSection *
find_section (const struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section)
+ const char *section)
{
struct ConfigSection *pos;
return GNUNET_OK;
}
+/**
+ * Get a configuration value that should be a floating point number.
+ *
+ * @param cfg configuration to inspect
+ * @param section section of interest
+ * @param option option of interest
+ * @param number where to store the floating value of the option
+ * @return #GNUNET_OK on success, #GNUNET_SYSERR on error
+ */
+int
+GNUNET_CONFIGURATION_get_value_float (const struct GNUNET_CONFIGURATION_Handle
+ *cfg, const char *section,
+ const char *option,
+ float *number)
+{
+ struct ConfigEntry *e;
+
+ if (NULL == (e = find_entry (cfg, section, option)))
+ return GNUNET_SYSERR;
+ if (NULL == e->val)
+ return GNUNET_SYSERR;
+ if (1 != SSCANF (e->val, "%f", number))
+ return GNUNET_SYSERR;
+ return GNUNET_OK;
+}
+
+
/**
* Get a configuration value that should be a relative time.
* @return #GNUNET_OK on success, #GNUNET_SYSERR on error
*/
int
-GNUNET_CONFIGURATION_get_value_time (const struct GNUNET_CONFIGURATION_Handle
- *cfg, const char *section,
+GNUNET_CONFIGURATION_get_value_time (const struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
const char *option,
struct GNUNET_TIME_Relative *time)
{
{
struct ConfigEntry *e;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Asked to retrieve string `%s' in section `%s'\n",
- option,
- section);
if ( (NULL == (e = find_entry (cfg, section, option))) ||
(NULL == e->val) )
{
}
+/**
+ * Get crockford32-encoded fixed-size binary data from a configuration.
+ *
+ * @param cfg configuration to access
+ * @param section section to access
+ * @param option option to access
+ * @param buf where to store the decoded binary result
+ * @param buf_size exact number of bytes to store in @a buf
+ * @return #GNUNET_OK on success
+ * #GNUNET_NO is the value does not exist
+ * #GNUNET_SYSERR on decoding error
+ */
+int
+GNUNET_CONFIGURATION_get_data (const struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
+ const char *option,
+ void *buf,
+ size_t buf_size)
+{
+ char *enc;
+ int res;
+ size_t data_size;
+
+ if (GNUNET_OK !=
+ (res = GNUNET_CONFIGURATION_get_value_string (cfg,
+ section,
+ option,
+ &enc)))
+ return res;
+ data_size = (strlen (enc) * 5) / 8;
+ if (data_size != buf_size)
+ {
+ GNUNET_free (enc);
+ return GNUNET_SYSERR;
+ }
+ if (GNUNET_OK !=
+ GNUNET_STRINGS_string_to_data (enc,
+ strlen (enc),
+ buf, buf_size))
+ {
+ GNUNET_free (enc);
+ return GNUNET_SYSERR;
+ }
+ GNUNET_free (enc);
+ return GNUNET_OK;
+}
+
+
/**
* Test if we have a value for a particular option
*
*/
int
GNUNET_CONFIGURATION_have_value (const struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section, const char *option)
+ const char *section,
+ const char *option)
{
struct ConfigEntry *e;
return orig;
}
LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Asked to $-expand %s\n", orig);
+ "Asked to $-expand %s\n",
+ orig);
if ('$' != orig[0])
{
LOG (GNUNET_ERROR_TYPE_DEBUG,
start,
&prefix))
{
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Filename for `%s' is not in PATHS config section\n",
- start);
if (NULL == (env = getenv (start)))
{
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "`%s' is not an environment variable\n",
- start);
/* try default */
def = expand_dollar (cfg, def, depth + 1);
env = def;
prefix = GNUNET_strdup (env);
}
prefix = GNUNET_CONFIGURATION_expand_dollar (cfg, prefix);
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Prefix is `%s'\n",
- prefix);
if ( (erased_pos) && ('}' != erased_char) )
{
len = strlen (prefix) + 1;
GNUNET_free_non_null (def);
GNUNET_free (prefix);
GNUNET_free (orig);
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Expanded to `%s'\n",
- result);
return result;
}
dup = expand_dollar (cfg, dup, 0);
len = strlen (dup) + 1;
orig = GNUNET_realloc (orig, i + len);
- memcpy (orig + i, dup, len);
+ GNUNET_memcpy (orig + i, dup, len);
GNUNET_free (dup);
}
return orig;
{
char *tmp;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Asked to retrieve filename `%s' in section `%s'\n",
- option,
- section);
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_string (cfg, section, option, &tmp))
{
*value = NULL;
return GNUNET_SYSERR;
}
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Retrieved filename `%s', $-expanding\n", tmp);
tmp = GNUNET_CONFIGURATION_expand_dollar (cfg, tmp);
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Expanded to filename `%s', *nix-expanding\n", tmp);
*value = GNUNET_STRINGS_filename_expand (tmp);
GNUNET_free (tmp);
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Filename result is `%s'\n", *value);
if (*value == NULL)
return GNUNET_SYSERR;
return GNUNET_OK;
}
-/**
- * Load configuration (starts with defaults, then loads
- * system-specific configuration).
- *
- * @param cfg configuration to update
- * @param filename name of the configuration file, NULL to load defaults
- * @return #GNUNET_OK on success, #GNUNET_SYSERR on error
- */
-int
-GNUNET_CONFIGURATION_load (struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *filename)
-{
- char *baseconfig;
- char *ipath;
-
- ipath = GNUNET_OS_installation_get_path (GNUNET_OS_IPK_DATADIR);
- if (ipath == NULL)
- return GNUNET_SYSERR;
- baseconfig = NULL;
- GNUNET_asprintf (&baseconfig, "%s%s", ipath, "config.d");
- GNUNET_free (ipath);
- if (GNUNET_SYSERR ==
- GNUNET_DISK_directory_scan (baseconfig, &parse_configuration_file, cfg))
- {
- GNUNET_free (baseconfig);
- return GNUNET_SYSERR; /* no configuration at all found */
- }
- GNUNET_free (baseconfig);
- if ((filename != NULL) &&
- (GNUNET_OK != GNUNET_CONFIGURATION_parse (cfg, filename)))
- {
- /* specified configuration not found */
- return GNUNET_SYSERR;
- }
- if (((GNUNET_YES !=
- GNUNET_CONFIGURATION_have_value (cfg, "PATHS", "DEFAULTCONFIG"))) &&
- (filename != NULL))
- GNUNET_CONFIGURATION_set_value_string (cfg, "PATHS", "DEFAULTCONFIG",
- filename);
- return GNUNET_OK;
-}
-
-
/* end of configuration.c */