/*
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
- 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
*/
/**
*/
#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__)
+#define LOG(kind, ...) GNUNET_log_from (kind, "util", __VA_ARGS__)
-#define LOG_STRERROR_FILE(kind,syscall,filename) GNUNET_log_from_strerror_file (kind, "util", syscall, filename)
+#define LOG_STRERROR_FILE(kind, syscall, filename) \
+ GNUNET_log_from_strerror_file (kind, "util", syscall, filename)
/**
* @brief configuration entry
* #GNUNET_SYSERR on error (i.e. last save failed)
*/
int dirty;
-
};
}
+/**
+ * Parse a configuration file @a filename and run the function
+ * @a cb with the resulting configuration object. Then free the
+ * configuration object and return the status value from @a cb.
+ *
+ * @param filename configuration to parse, NULL for "default"
+ * @param cb function to run
+ * @param cb_cls closure for @a cb
+ * @return #GNUNET_SYSERR if parsing the configuration failed,
+ * otherwise return value from @a cb.
+ */
+int
+GNUNET_CONFIGURATION_parse_and_run (const char *filename,
+ GNUNET_CONFIGURATION_Callback cb,
+ void *cb_cls)
+{
+ struct GNUNET_CONFIGURATION_Handle *cfg;
+ int ret;
+
+ cfg = GNUNET_CONFIGURATION_create ();
+ if (GNUNET_OK != GNUNET_CONFIGURATION_load (cfg, filename))
+ {
+ GNUNET_break (0);
+ GNUNET_CONFIGURATION_destroy (cfg);
+ return GNUNET_SYSERR;
+ }
+ ret = cb (cb_cls, cfg);
+ GNUNET_CONFIGURATION_destroy (cfg);
+ return ret;
+}
+
+
/**
* De-serializes configuration
*
* @param cfg configuration to update
* @param mem the memory block of serialized configuration
* @param size the size of the memory block
- * @param allow_inline set to #GNUNET_YES if we recursively load configuration
- * from inlined configurations; #GNUNET_NO if not and raise warnings
+ * @param basedir set to path from which we recursively load configuration
+ * from inlined configurations; NULL if not and raise warnings
* when we come across them
* @return #GNUNET_OK on success, #GNUNET_SYSERR on error
*/
int
GNUNET_CONFIGURATION_deserialize (struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *mem,
- const size_t size,
- int allow_inline)
+ const char *mem,
+ size_t size,
+ const char *basedir)
{
char *line;
char *line_orig;
char *tag;
char *value;
- LOG (GNUNET_ERROR_TYPE_DEBUG, "Deserializing config file\n");
ret = GNUNET_OK;
section = GNUNET_strdup ("");
nr = 0;
}
else
{
- line_orig = GNUNET_strndup (&mem[r_bytes], line_size = (pos - &mem[r_bytes]));
+ line_orig =
+ GNUNET_strndup (&mem[r_bytes], line_size = (pos - &mem[r_bytes]));
r_bytes += line_size + 1;
}
line = line_orig;
continue;
/* remove tailing whitespace */
- for (i = line_size - 1; (i >= 1) && (isspace ((unsigned char) line[i]));i--)
+ for (i = line_size - 1; (i >= 1) && (isspace ((unsigned char) line[i]));
+ i--)
line[i] = '\0';
/* remove leading whitespace */
- for (; line[0] != '\0' && (isspace ((unsigned char) line[0])); line++);
+ for (; line[0] != '\0' && (isspace ((unsigned char) line[0])); line++)
+ ;
/* ignore comments */
- if ( ('#' == line[0]) || ('%' == line[0]) )
+ if (('#' == line[0]) || ('%' == line[0]))
continue;
/* handle special "@INLINE@" directive */
- if (0 == strncasecmp (line,
- "@INLINE@ ",
- strlen ("@INLINE@ ")))
+ if (0 == strncasecmp (line, "@INLINE@ ", strlen ("@INLINE@ ")))
{
/* @INLINE@ value */
value = &line[strlen ("@INLINE@ ")];
- if (GNUNET_YES == allow_inline)
+ if (NULL != basedir)
{
- if (GNUNET_OK != GNUNET_CONFIGURATION_parse (cfg, value))
- {
- ret = GNUNET_SYSERR; /* failed to parse included config */
- break;
- }
+ char *fn;
+
+ GNUNET_asprintf (&fn, "%s/%s", basedir, value);
+ if (GNUNET_OK != GNUNET_CONFIGURATION_parse (cfg, fn))
+ {
+ GNUNET_free (fn);
+ ret = GNUNET_SYSERR; /* failed to parse included config */
+ break;
+ }
+ GNUNET_free (fn);
}
else
{
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Ignoring parsing @INLINE@ configurations, not allowed!\n");
- ret = GNUNET_SYSERR;
- break;
+ LOG (GNUNET_ERROR_TYPE_DEBUG,
+ "Ignoring parsing @INLINE@ configurations, not allowed!\n");
+ ret = GNUNET_SYSERR;
+ break;
}
continue;
}
- if ( ('[' == line[0]) && (']' == line[line_size - 1]) )
+ if (('[' == line[0]) && (']' == line[line_size - 1]))
{
/* [value] */
line[line_size - 1] = '\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, '=')))
/* tag = value */
tag = GNUNET_strndup (line, eq - line);
/* remove tailing whitespace */
- for (i = strlen (tag) - 1; (i >= 1) && (isspace ((unsigned char) tag[i]));i--)
- tag[i] = '\0';
+ for (i = strlen (tag) - 1; (i >= 1) && (isspace ((unsigned char) tag[i]));
+ i--)
+ tag[i] = '\0';
/* Strip whitespace */
value = eq + 1;
while (isspace ((unsigned char) value[0]))
- value++;
- for (i = strlen (value) - 1; (i >= 1) && (isspace ((unsigned char) value[i]));i--)
- value[i] = '\0';
+ value++;
+ for (i = strlen (value) - 1;
+ (i >= 1) && (isspace ((unsigned char) value[i]));
+ i--)
+ value[i] = '\0';
/* remove quotes */
i = 0;
- if ( ('"' == value[0]) &&
- ('"' == value[strlen (value) - 1]) )
+ if (('"' == value[0]) && ('"' == value[strlen (value) - 1]))
{
- value[strlen (value) - 1] = '\0';
- value++;
+ 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;
}
/* parse error */
LOG (GNUNET_ERROR_TYPE_WARNING,
- _("Syntax error while deserializing in line %u\n"),
- nr);
+ _ ("Syntax error while deserializing in line %u\n"),
+ nr);
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) );
+ GNUNET_assert ((GNUNET_OK != ret) || (r_bytes == size));
return ret;
}
size_t fs;
char *fn;
char *mem;
+ char *endsep;
int dirty;
int ret;
+ ssize_t sret;
- 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",
- fn);
- if (fn == NULL)
+ LOG (GNUNET_ERROR_TYPE_DEBUG, "Asked to parse config file `%s'\n", fn);
+ if (NULL == fn)
return GNUNET_SYSERR;
- dirty = cfg->dirty; /* back up value! */
+ dirty = cfg->dirty; /* back up value! */
if (GNUNET_SYSERR ==
- GNUNET_DISK_file_size (fn, &fs64, GNUNET_YES, GNUNET_YES))
+ 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 (fs64 > SIZE_MAX)
{
- GNUNET_break (0); /* File size is more than the heap size */
+ GNUNET_break (0); /* File size is more than the heap size */
GNUNET_free (fn);
return GNUNET_SYSERR;
}
fs = fs64;
mem = GNUNET_malloc (fs);
- if (fs != GNUNET_DISK_fn_read (fn, mem, fs))
+ sret = GNUNET_DISK_fn_read (fn, mem, fs);
+ if ((sret < 0) || (fs != (size_t) sret))
{
- LOG (GNUNET_ERROR_TYPE_WARNING,
- "Error while reading file %s\n", fn);
+ LOG (GNUNET_ERROR_TYPE_WARNING, _ ("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);
+ endsep = strrchr (fn, (int) '/');
+ if (NULL != endsep)
+ *endsep = '\0';
+ ret = GNUNET_CONFIGURATION_deserialize (cfg, mem, fs, fn);
GNUNET_free (fn);
- ret = GNUNET_CONFIGURATION_deserialize (cfg, mem, fs, GNUNET_YES);
GNUNET_free (mem);
/* restore dirty flag - anything we set in the meantime
* came from disk */
*/
char *
GNUNET_CONFIGURATION_serialize (const struct GNUNET_CONFIGURATION_Handle *cfg,
- size_t *size)
+ size_t *size)
{
struct ConfigSection *sec;
struct ConfigEntry *ent;
size_t m_size;
size_t c_size;
-
/* Pass1 : calculate the buffer size required */
m_size = 0;
for (sec = cfg->sections; NULL != sec; sec = sec->next)
{
if (NULL != ent->val)
{
- /* if val has any '\n' then they occupy +1 character as '\n'->'\\','n' */
- pos = ent->val;
- while (NULL != (pos = strstr (pos, "\n")))
- {
- m_size++;
- pos++;
- }
- /* For each key = value pair we need to add 4 characters (2
+ /* if val has any '\n' then they occupy +1 character as '\n'->'\\','n' */
+ pos = ent->val;
+ while (NULL != (pos = strstr (pos, "\n")))
+ {
+ m_size++;
+ pos++;
+ }
+ /* For each key = value pair we need to add 4 characters (2
spaces and 1 equal-to character and 1 new line) */
- m_size += strlen (ent->key) + strlen (ent->val) + 4;
+ m_size += strlen (ent->key) + strlen (ent->val) + 4;
}
}
/* A new line after section end */
{
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)
{
if (NULL != ent->val)
{
- val = GNUNET_malloc (strlen (ent->val) * 2 + 1);
- strcpy (val, ent->val);
+ val = GNUNET_malloc (strlen (ent->val) * 2 + 1);
+ strcpy (val, ent->val);
while (NULL != (pos = strstr (val, "\n")))
{
memmove (&pos[2], &pos[1], strlen (&pos[1]));
pos[0] = '\\';
pos[1] = 'n';
}
- len = GNUNET_asprintf (&cbuf, "%s = %s\n", ent->key, val);
- GNUNET_free (val);
- memcpy (mem + c_size, cbuf, len);
- c_size += len;
- GNUNET_free (cbuf);
+ len = GNUNET_asprintf (&cbuf, "%s = %s\n", ent->key, val);
+ GNUNET_free (val);
+ GNUNET_memcpy (mem + c_size, cbuf, len);
+ c_size += len;
+ GNUNET_free (cbuf);
}
}
- memcpy (mem + c_size, "\n", 1);
- c_size ++;
+ GNUNET_memcpy (mem + c_size, "\n", 1);
+ c_size++;
sec = sec->next;
}
GNUNET_assert (c_size == m_size);
char *fn;
char *cfg_buf;
size_t size;
+ ssize_t sret;
fn = GNUNET_STRINGS_filename_expand (filename);
if (fn == NULL)
return GNUNET_SYSERR;
}
cfg_buf = GNUNET_CONFIGURATION_serialize (cfg, &size);
- if (size != GNUNET_DISK_fn_write (fn, cfg_buf, size,
- GNUNET_DISK_PERM_USER_READ
- | GNUNET_DISK_PERM_USER_WRITE
- | GNUNET_DISK_PERM_GROUP_READ
- | GNUNET_DISK_PERM_GROUP_WRITE))
+ sret = GNUNET_DISK_fn_write (fn,
+ cfg_buf,
+ size,
+ GNUNET_DISK_PERM_USER_READ |
+ GNUNET_DISK_PERM_USER_WRITE |
+ GNUNET_DISK_PERM_GROUP_READ |
+ GNUNET_DISK_PERM_GROUP_WRITE);
+ if ((sret < 0) || (size != (size_t) sret))
{
GNUNET_free (fn);
GNUNET_free (cfg_buf);
LOG (GNUNET_ERROR_TYPE_WARNING,
- "Writing configration to file: %s failed\n", filename);
+ "Writing configuration to file `%s' failed\n",
+ filename);
cfg->dirty = GNUNET_SYSERR; /* last write failed */
return GNUNET_SYSERR;
}
GNUNET_free (fn);
GNUNET_free (cfg_buf);
- cfg->dirty = GNUNET_NO; /* last write succeeded */
+ cfg->dirty = GNUNET_NO; /* last write succeeded */
return GNUNET_OK;
}
for (spos = cfg->sections; NULL != spos; spos = spos->next)
for (epos = spos->entries; NULL != epos; epos = epos->next)
if (NULL != epos->val)
- iter (iter_cls, spos->name, epos->key, epos->val);
+ iter (iter_cls, spos->name, epos->key, epos->val);
}
* @param iter_cls closure for @a iter
*/
void
-GNUNET_CONFIGURATION_iterate_section_values (const struct
- GNUNET_CONFIGURATION_Handle *cfg,
- const char *section,
- GNUNET_CONFIGURATION_Iterator iter,
- void *iter_cls)
+GNUNET_CONFIGURATION_iterate_section_values (
+ const struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
+ GNUNET_CONFIGURATION_Iterator iter,
+ void *iter_cls)
{
struct ConfigSection *spos;
struct ConfigEntry *epos;
* @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;
*/
static struct ConfigEntry *
find_entry (const struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section,
- const char *key)
+ const char *section,
+ const char *key)
{
struct ConfigSection *sec;
struct ConfigEntry *pos;
compare_entries (void *cls,
const char *section,
const char *option,
- const char *value)
+ const char *value)
{
struct DiffHandle *dh = cls;
struct ConfigEntry *entNew;
entNew = find_entry (dh->cfg_default, section, option);
- if ( (NULL != entNew) &&
- (NULL != entNew->val) &&
- (0 == strcmp (entNew->val, value)) )
+ if ((NULL != entNew) && (NULL != entNew->val) &&
+ (0 == strcmp (entNew->val, value)))
return;
GNUNET_CONFIGURATION_set_value_string (dh->cfgDiff, section, option, value);
}
* @return configuration with only the differences, never NULL
*/
struct GNUNET_CONFIGURATION_Handle *
-GNUNET_CONFIGURATION_get_diff (const struct GNUNET_CONFIGURATION_Handle *cfg_default,
- const struct GNUNET_CONFIGURATION_Handle *cfg_new)
+GNUNET_CONFIGURATION_get_diff (
+ const struct GNUNET_CONFIGURATION_Handle *cfg_default,
+ const struct GNUNET_CONFIGURATION_Handle *cfg_new)
{
struct DiffHandle diffHandle;
* @return #GNUNET_OK on success, #GNUNET_SYSERR on error
*/
int
-GNUNET_CONFIGURATION_write_diffs (const struct GNUNET_CONFIGURATION_Handle
- *cfg_default,
- const struct GNUNET_CONFIGURATION_Handle
- *cfg_new, const char *filename)
+GNUNET_CONFIGURATION_write_diffs (
+ const struct GNUNET_CONFIGURATION_Handle *cfg_default,
+ const struct GNUNET_CONFIGURATION_Handle *cfg_new,
+ const char *filename)
{
int ret;
struct GNUNET_CONFIGURATION_Handle *diff;
*/
void
GNUNET_CONFIGURATION_set_value_string (struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section, const char *option,
+ const char *section,
+ const char *option,
const char *value)
{
struct ConfigSection *sec;
*/
void
GNUNET_CONFIGURATION_set_value_number (struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section, const char *option,
+ const char *section,
+ const char *option,
unsigned long long number)
{
char s[64];
* @return #GNUNET_OK on success, #GNUNET_SYSERR on error
*/
int
-GNUNET_CONFIGURATION_get_value_number (const struct GNUNET_CONFIGURATION_Handle
- *cfg, const char *section,
- const char *option,
- unsigned long long *number)
+GNUNET_CONFIGURATION_get_value_number (
+ const struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
+ const char *option,
+ unsigned long long *number)
+{
+ struct ConfigEntry *e;
+ char dummy[2];
+
+ if (NULL == (e = find_entry (cfg, section, option)))
+ return GNUNET_SYSERR;
+ if (NULL == e->val)
+ return GNUNET_SYSERR;
+ if (1 != sscanf (e->val, "%llu%1s", number, dummy))
+ return GNUNET_SYSERR;
+ 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;
+ char dummy[2];
if (NULL == (e = find_entry (cfg, section, option)))
return GNUNET_SYSERR;
if (NULL == e->val)
return GNUNET_SYSERR;
- if (1 != SSCANF (e->val, "%llu", number))
+ if (1 != sscanf (e->val, "%f%1s", number, dummy))
return GNUNET_SYSERR;
return GNUNET_OK;
}
* @return #GNUNET_OK on success, #GNUNET_SYSERR on error
*/
int
-GNUNET_CONFIGURATION_get_value_time (const struct GNUNET_CONFIGURATION_Handle
- *cfg, const char *section,
- const char *option,
- struct GNUNET_TIME_Relative *time)
+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;
+ int ret;
if (NULL == (e = find_entry (cfg, section, option)))
return GNUNET_SYSERR;
if (NULL == e->val)
return GNUNET_SYSERR;
- return GNUNET_STRINGS_fancy_time_to_relative (e->val, time);
+ ret = GNUNET_STRINGS_fancy_time_to_relative (e->val, time);
+ if (GNUNET_OK != ret)
+ GNUNET_log_config_invalid (GNUNET_ERROR_TYPE_ERROR,
+ section,
+ option,
+ _ ("Not a valid relative time specification"));
+ return ret;
}
* @return #GNUNET_OK on success, #GNUNET_SYSERR on error
*/
int
-GNUNET_CONFIGURATION_get_value_size (const struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section,
- const char *option,
- unsigned long long *size)
+GNUNET_CONFIGURATION_get_value_size (
+ const struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
+ const char *option,
+ unsigned long long *size)
{
struct ConfigEntry *e;
* @return #GNUNET_OK on success, #GNUNET_SYSERR on error
*/
int
-GNUNET_CONFIGURATION_get_value_string (const struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section,
- const char *option,
- char **value)
+GNUNET_CONFIGURATION_get_value_string (
+ const struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
+ const char *option,
+ char **value)
{
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) )
+ if ((NULL == (e = find_entry (cfg, section, option))) || (NULL == e->val))
{
*value = NULL;
return GNUNET_SYSERR;
* @return #GNUNET_OK on success, #GNUNET_SYSERR on error
*/
int
-GNUNET_CONFIGURATION_get_value_choice (const struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section,
- const char *option,
- const char *const *choices,
- const char **value)
+GNUNET_CONFIGURATION_get_value_choice (
+ const struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
+ const char *option,
+ const char *const *choices,
+ const char **value)
{
struct ConfigEntry *e;
unsigned int i;
if (NULL == choices[i])
{
LOG (GNUNET_ERROR_TYPE_ERROR,
- _("Configuration value '%s' for '%s'"
- " in section '%s' is not in set of legal choices\n"),
+ _ ("Configuration value '%s' for '%s'"
+ " in section '%s' is not in set of legal choices\n"),
e->val,
option,
section);
}
+/**
+ * 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;
unsigned int lopen;
char erased_char;
char *erased_pos;
+ size_t len;
if (NULL == orig)
return NULL;
if (depth > 128)
{
LOG (GNUNET_ERROR_TYPE_WARNING,
- _("Recursive expansion suspected, aborting $-expansion for term `%s'\n"),
+ _ (
+ "Recursive expansion suspected, aborting $-expansion for term `%s'\n"),
orig);
return orig;
}
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Asked to $-expand %s\n", orig);
+ LOG (GNUNET_ERROR_TYPE_DEBUG, "Asked to $-expand %s\n", orig);
if ('$' != orig[0])
{
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Doesn't start with $ - not expanding\n");
+ LOG (GNUNET_ERROR_TYPE_DEBUG, "Doesn't start with $ - not expanding\n");
return orig;
}
erased_char = 0;
break;
case '\0':
LOG (GNUNET_ERROR_TYPE_WARNING,
- _("Missing closing `%s' in option `%s'\n"),
+ _ ("Missing closing `%s' in option `%s'\n"),
"}",
orig);
return orig;
{
*def = '\0';
def++;
- if ( ('-' == *def) ||
- ('=' == *def) )
+ if (('-' == *def) || ('=' == *def))
def++;
def = GNUNET_strdup (def);
}
start = &orig[1];
def = NULL;
i = 0;
- while ( (orig[i] != '/') &&
- (orig[i] != '\\') &&
- (orig[i] != '\0') )
+ while ((orig[i] != '/') && (orig[i] != '\\') && (orig[i] != '\0') &&
+ (orig[i] != ' '))
i++;
if (orig[i] == '\0')
{
post,
def);
if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_filename (cfg,
- "PATHS",
- start,
- &prefix))
+ GNUNET_CONFIGURATION_get_value_string (cfg, "PATHS", 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;
}
if (NULL == env)
{
+ start = GNUNET_strdup (start);
if (erased_pos)
*erased_pos = erased_char;
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Expanded to `%s' (returning orig)\n",
+ LOG (GNUNET_ERROR_TYPE_WARNING,
+ _ (
+ "Failed to expand `%s' in `%s' as it is neither found in [PATHS] nor defined as an environmental variable\n"),
+ start,
orig);
+ GNUNET_free (start);
return orig;
}
prefix = GNUNET_strdup (env);
}
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Prefix is `%s'\n",
- prefix);
- result = GNUNET_malloc (strlen (prefix) + strlen (post) + 2);
+ prefix = GNUNET_CONFIGURATION_expand_dollar (cfg, prefix);
+ if ((erased_pos) && ('}' != erased_char))
+ {
+ len = strlen (prefix) + 1;
+ prefix = GNUNET_realloc (prefix, len + 1);
+ prefix[len - 1] = erased_char;
+ prefix[len] = '\0';
+ }
+ result = GNUNET_malloc (strlen (prefix) + strlen (post) + 1);
strcpy (result, prefix);
- if ( (0 == strlen (prefix)) ||
- ( (prefix[strlen (prefix) - 1] != DIR_SEPARATOR) &&
- (strlen (post) > 0) ) )
- strcat (result, DIR_SEPARATOR_STR);
strcat (result, post);
GNUNET_free_non_null (def);
GNUNET_free (prefix);
GNUNET_free (orig);
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Expanded to `%s'\n",
- result);
return result;
}
* to VAR2.
*
* @param cfg configuration to use for path expansion
- * @param orig string to $-expand (will be freed!)
+ * @param orig string to $-expand (will be freed!). Note that multiple
+ * $-expressions can be present in this string. They will all be
+ * $-expanded.
* @return $-expanded string
*/
char *
-GNUNET_CONFIGURATION_expand_dollar (const struct GNUNET_CONFIGURATION_Handle *cfg,
- char *orig)
+GNUNET_CONFIGURATION_expand_dollar (
+ const struct GNUNET_CONFIGURATION_Handle *cfg,
+ char *orig)
{
- return expand_dollar (cfg, orig, 0);
+ char *dup;
+ size_t i;
+ size_t len;
+
+ for (i = 0; '\0' != orig[i]; i++)
+ {
+ if ('$' != orig[i])
+ continue;
+ dup = GNUNET_strdup (orig + i);
+ dup = expand_dollar (cfg, dup, 0);
+ len = strlen (dup) + 1;
+ orig = GNUNET_realloc (orig, i + len);
+ GNUNET_memcpy (orig + i, dup, len);
+ GNUNET_free (dup);
+ }
+ return orig;
}
* @return #GNUNET_OK on success, #GNUNET_SYSERR on error
*/
int
-GNUNET_CONFIGURATION_get_value_filename (const struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section,
- const char *option,
- char **value)
+GNUNET_CONFIGURATION_get_value_filename (
+ const struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
+ const char *option,
+ char **value)
{
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))
{
- LOG (GNUNET_ERROR_TYPE_DEBUG,
- "Failed to retrieve filename\n");
+ LOG (GNUNET_ERROR_TYPE_DEBUG, "Failed to retrieve filename\n");
*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;
* @return #GNUNET_YES, #GNUNET_NO or #GNUNET_SYSERR
*/
int
-GNUNET_CONFIGURATION_get_value_yesno (const struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section,
- const char *option)
+GNUNET_CONFIGURATION_get_value_yesno (
+ const struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
+ const char *option)
{
- static const char *yesno[] = { "YES", "NO", NULL };
+ static const char *yesno[] = {"YES", "NO", NULL};
const char *val;
int ret;
ret =
- GNUNET_CONFIGURATION_get_value_choice (cfg, section, option, yesno, &val);
+ GNUNET_CONFIGURATION_get_value_choice (cfg, section, option, yesno, &val);
if (ret == GNUNET_SYSERR)
return ret;
if (val == yesno[0])
* @return number of filenames iterated over, -1 on error
*/
int
-GNUNET_CONFIGURATION_iterate_value_filenames (const struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section,
- const char *option,
- GNUNET_FileNameCallback cb,
- void *cb_cls)
+GNUNET_CONFIGURATION_iterate_value_filenames (
+ const struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
+ const char *option,
+ GNUNET_FileNameCallback cb,
+ void *cb_cls)
{
char *list;
char *pos;
* #GNUNET_SYSERR on error
*/
int
-GNUNET_CONFIGURATION_append_value_filename (struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *section,
- const char *option,
- const char *value)
+GNUNET_CONFIGURATION_append_value_filename (
+ struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
+ const char *option,
+ const char *value)
{
char *escaped;
char *old;
char *nw;
if (GNUNET_SYSERR ==
- GNUNET_CONFIGURATION_iterate_value_filenames (cfg, section, option,
+ GNUNET_CONFIGURATION_iterate_value_filenames (cfg,
+ section,
+ option,
&test_match,
(void *) value))
- return GNUNET_NO; /* already exists */
+ return GNUNET_NO; /* already exists */
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_string (cfg, section, option, &old))
old = GNUNET_strdup ("");
* #GNUNET_SYSERR on error
*/
int
-GNUNET_CONFIGURATION_remove_value_filename (struct GNUNET_CONFIGURATION_Handle
- *cfg, const char *section,
- const char *option,
- const char *value)
+GNUNET_CONFIGURATION_remove_value_filename (
+ struct GNUNET_CONFIGURATION_Handle *cfg,
+ const char *section,
+ const char *option,
+ const char *value)
{
char *list;
char *pos;
parse_configuration_file (void *cls, const char *filename)
{
struct GNUNET_CONFIGURATION_Handle *cfg = cls;
- char * ext;
+ char *ext;
int ret;
/* Examine file extension */
ext = strrchr (filename, '.');
if ((NULL == ext) || (0 != strcmp (ext, ".conf")))
{
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "Skipping file `%s'\n",
- filename);
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Skipping file `%s'\n", filename);
return GNUNET_OK;
}
*/
int
GNUNET_CONFIGURATION_load_from (struct GNUNET_CONFIGURATION_Handle *cfg,
- const char *defaults_d)
+ const char *defaults_d)
{
if (GNUNET_SYSERR ==
GNUNET_DISK_directory_scan (defaults_d, &parse_configuration_file, cfg))
- return GNUNET_SYSERR; /* no configuration at all found */
- 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_SYSERR; /* no configuration at all found */
return GNUNET_OK;
}