GNUnet  0.11.x
Data Structures | Macros | Functions | Variables
gnsrecord.c File Reference

API to access GNS record data. More...

#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_constants.h"
#include "gnunet_gnsrecord_lib.h"
#include "gnunet_gnsrecord_plugin.h"
#include "gnunet_tun_lib.h"
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Go to the source code of this file.

Data Structures

struct  Plugin
 Handle for a plugin. More...
 

Macros

#define LOG(kind, ...)   GNUNET_log_from (kind, "gnsrecord", __VA_ARGS__)
 

Functions

static void add_plugin (void *cls, const char *library_name, void *lib_ret)
 Add a plugin to the list managed by the block library. More...
 
static void init ()
 Loads all plugins (lazy initialization). More...
 
void __attribute__ ((destructor))
 Dual function to init(). More...
 
char * GNUNET_GNSRECORD_value_to_string (uint32_t type, const void *data, size_t data_size)
 Convert the 'value' of a record to a string. More...
 
int GNUNET_GNSRECORD_string_to_value (uint32_t type, const char *s, void **data, size_t *data_size)
 Convert human-readable version of a 'value' of a record to the binary representation. More...
 
uint32_t GNUNET_GNSRECORD_typename_to_number (const char *dns_typename)
 Convert a type name (i.e. More...
 
const char * GNUNET_GNSRECORD_number_to_typename (uint32_t type)
 Convert a type number (i.e. More...
 

Variables

static struct Plugin ** gns_plugins
 Array of our plugins. More...
 
static unsigned int num_plugins
 Size of the 'plugins' array. More...
 
static int once
 Global to mark if we've run the initialization. More...
 

Detailed Description

API to access GNS record data.

Author
Martin Schanzenbach
Matthias Wachs
Christian Grothoff

Definition in file gnsrecord.c.

Macro Definition Documentation

◆ LOG

#define LOG (   kind,
  ... 
)    GNUNET_log_from (kind, "gnsrecord", __VA_ARGS__)

Definition at line 35 of file gnsrecord.c.

Function Documentation

◆ add_plugin()

static void add_plugin ( void *  cls,
const char *  library_name,
void *  lib_ret 
)
static

Add a plugin to the list managed by the block library.

Parameters
clsNULL
library_namename of the plugin
lib_retthe plugin API

Definition at line 79 of file gnsrecord.c.

References Plugin::api, GNUNET_array_append, GNUNET_ERROR_TYPE_DEBUG, GNUNET_log, GNUNET_new, GNUNET_strdup, Plugin::library_name, num_plugins, and plugin.

Referenced by init().

82 {
83  struct GNUNET_GNSRECORD_PluginFunctions *api = lib_ret;
84  struct Plugin *plugin;
85 
87  "Loading block plugin `%s'\n",
88  library_name);
89  plugin = GNUNET_new (struct Plugin);
90  plugin->api = api;
93 }
#define GNUNET_new(type)
Allocate a struct or union of the given type.
char * library_name
Name of the shared library.
Definition: block.c:42
#define GNUNET_strdup(a)
Wrapper around GNUNET_xstrdup_.
struct GNUNET_BLOCK_PluginFunctions * api
Plugin API.
Definition: block.c:47
static unsigned int num_plugins
Size of the 'plugins' array.
Definition: gnsrecord.c:63
static char * plugin
Solver plugin name as string.
#define GNUNET_array_append(arr, size, element)
Append an element to a list (growing the list by one).
Each plugin is required to return a pointer to a struct of this type as the return value from its ent...
Handle for a plugin.
Definition: block.c:37
#define GNUNET_log(kind,...)
static struct Plugin ** gns_plugins
Array of our plugins.
Definition: gnsrecord.c:58
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◆ init()

static void init ( )
static

Loads all plugins (lazy initialization).

Definition at line 100 of file gnsrecord.c.

References add_plugin(), GNUNET_PLUGIN_load_all(), and once.

Referenced by GNUNET_GNSRECORD_number_to_typename(), GNUNET_GNSRECORD_string_to_value(), GNUNET_GNSRECORD_typename_to_number(), and GNUNET_GNSRECORD_value_to_string().

101 {
102  if (1 == once)
103  return;
104  once = 1;
105  GNUNET_PLUGIN_load_all ("libgnunet_plugin_gnsrecord_", NULL,
106  &add_plugin, NULL);
107 }
static void add_plugin(void *cls, const char *library_name, void *lib_ret)
Add a plugin to the list managed by the block library.
Definition: gnsrecord.c:79
static int once
Global to mark if we've run the initialization.
Definition: gnsrecord.c:68
void GNUNET_PLUGIN_load_all(const char *basename, void *arg, GNUNET_PLUGIN_LoaderCallback cb, void *cb_cls)
Load all compatible plugins with the given base name.
Definition: plugin.c:372
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◆ __attribute__()

void __attribute__ ( (destructor)  )

Dual function to init().

Definition at line 113 of file gnsrecord.c.

References Plugin::api, GNUNET_break, GNUNET_free, GNUNET_free_non_null, GNUNET_PLUGIN_unload(), Plugin::library_name, num_plugins, once, and plugin.

115 {
116  struct Plugin *plugin;
117 
118  for (unsigned int i = 0; i < num_plugins; i++)
119  {
120  plugin = gns_plugins[i];
121  GNUNET_break (NULL ==
123  plugin->api));
124  GNUNET_free (plugin->library_name);
125  GNUNET_free (plugin);
126  }
128  gns_plugins = NULL;
129  once = 0;
130  num_plugins = 0;
131 }
#define GNUNET_free_non_null(ptr)
Free the memory pointed to by ptr if ptr is not NULL.
char * library_name
Name of the shared library.
Definition: block.c:42
#define GNUNET_break(cond)
Use this for internal assertion violations that are not fatal (can be handled) but should not occur...
struct GNUNET_BLOCK_PluginFunctions * api
Plugin API.
Definition: block.c:47
void * GNUNET_PLUGIN_unload(const char *library_name, void *arg)
Unload plugin (runs the "done" callback and returns whatever "done" returned).
Definition: plugin.c:256
static int once
Global to mark if we&#39;ve run the initialization.
Definition: gnsrecord.c:68
static unsigned int num_plugins
Size of the &#39;plugins&#39; array.
Definition: gnsrecord.c:63
static char * plugin
Solver plugin name as string.
Handle for a plugin.
Definition: block.c:37
static struct Plugin ** gns_plugins
Array of our plugins.
Definition: gnsrecord.c:58
#define GNUNET_free(ptr)
Wrapper around free.
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Variable Documentation

◆ gns_plugins

struct Plugin** gns_plugins
static

Array of our plugins.

Definition at line 58 of file gnsrecord.c.

◆ num_plugins

unsigned int num_plugins
static

◆ once

int once
static

Global to mark if we've run the initialization.

Definition at line 68 of file gnsrecord.c.

Referenced by __attribute__(), conn_status(), crc_init(), GNUNET_CRYPTO_ecdsa_key_get_anonymous(), GNUNET_CRYPTO_hmac_raw(), init(), and task_check().