#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_json_lib.h"
#include "gnunet_reclaim_lib.h"
#include "gnunet_reclaim_service.h"
#include "json_reclaim.h"

Include dependency graph for json_reclaim.c:

Functions
static int	parse_attr (void cls, json_t root, struct GNUNET_JSON_Specification *spec)
	Parse given JSON object to a claim. More...

static void	clean_attr (void cls, struct GNUNET_JSON_Specification spec)
	Cleanup data left from parsing RSA public key. More...

struct GNUNET_JSON_Specification	GNUNET_RECLAIM_JSON_spec_attribute (struct GNUNET_RECLAIM_Attribute **attr)
	JSON Specification for Reclaim claims. More...

static int	parse_ticket (void cls, json_t root, struct GNUNET_JSON_Specification *spec)
	Parse given JSON object to a ticket. More...

static void	clean_ticket (void cls, struct GNUNET_JSON_Specification spec)
	Cleanup data left from parsing RSA public key. More...

struct GNUNET_JSON_Specification	GNUNET_RECLAIM_JSON_spec_ticket (struct GNUNET_RECLAIM_Ticket **ticket)
	JSON Specification for Reclaim tickets. More...

static int	parse_credential (void cls, json_t root, struct GNUNET_JSON_Specification *spec)
	Parse given JSON object to a credential claim. More...

static void	clean_credential (void cls, struct GNUNET_JSON_Specification spec)
	Cleanup data left from parsing RSA public key. More...

struct GNUNET_JSON_Specification	GNUNET_RECLAIM_JSON_spec_credential (struct GNUNET_RECLAIM_Credential **cred)
	JSON Specification for credential claims. More...

Function Documentation

◆ parse_attr()

static int parse_attr	(	void *	cls,
		json_t *	root,
		struct GNUNET_JSON_Specification *	spec
	)

static

Parse given JSON object to a claim.

Parameters

cls	closure, NULL
root	the json object representing data
spec	where to write the data

Returns: GNUNET_OK upon successful parsing; GNUNET_SYSERR upon error

Definition at line 42 of file json_reclaim.c.

{
  struct GNUNET_RECLAIM_Attribute *attr;
  const char *name_str = NULL;
  const char *val_str = NULL;
  const char *type_str = NULL;
  const char *id_str = NULL;
  const char *cred_str = NULL;
  const char *flag_str = NULL;
  char *data;
  int unpack_state;
  uint32_t type;
  size_t data_size;
 
  GNUNET_assert (NULL != root);
 
  if (! json_is_object (root))
  {
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                "Error json is not array nor object!\n");
    return GNUNET_SYSERR;
  }
  // interpret single attribute
  unpack_state = json_unpack (root,
                              "{s:s, s?s, s?s, s:s, s:s, s?s!}",
                              "name",
                              &name_str,
                              "id",
                              &id_str,
                              "credential",
                              &cred_str,
                              "type",
                              &type_str,
                              "value",
                              &val_str,
                              "flag",
                              &flag_str);
  if ((0 != unpack_state) || (NULL == name_str) || (NULL == val_str) ||
      (NULL == type_str))
  {
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                "Error json object has a wrong format!\n");
    return GNUNET_SYSERR;
  }
  type = GNUNET_RECLAIM_attribute_typename_to_number (type_str);
  if (GNUNET_SYSERR ==
      (GNUNET_RECLAIM_attribute_string_to_value (type,
                                                 val_str,
                                                 (void **) &data,
                                                 &data_size)))
  {
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Attribute value invalid!\n");
    return GNUNET_SYSERR;
  }
  attr = GNUNET_RECLAIM_attribute_new (name_str, NULL,
                                       type, data, data_size);
  GNUNET_free (data);
  if ((NULL != cred_str) && (0 != strlen (cred_str)))
  {
    GNUNET_STRINGS_string_to_data (cred_str,
                                   strlen (cred_str),
                                   &attr->credential,
                                   sizeof(attr->credential));
  }
  if ((NULL == id_str) || (0 == strlen (id_str)))
    memset (&attr->id, 0, sizeof (attr->id));
  else
    GNUNET_STRINGS_string_to_data (id_str,
                                   strlen (id_str),
                                   &attr->id,
                                   sizeof(attr->id));
 
  *(struct GNUNET_RECLAIM_Attribute **) spec->ptr = attr;
  return GNUNET_OK;
}

References GNUNET_RECLAIM_Attribute::credential, data, data_size, GNUNET_assert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_free, GNUNET_log, GNUNET_OK, GNUNET_RECLAIM_attribute_new(), GNUNET_RECLAIM_attribute_string_to_value(), GNUNET_RECLAIM_attribute_typename_to_number(), GNUNET_STRINGS_string_to_data(), GNUNET_SYSERR, GNUNET_RECLAIM_Attribute::id, GNUNET_JSON_Specification::ptr, type, and type_str.

Referenced by GNUNET_RECLAIM_JSON_spec_attribute().

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◆ clean_attr()

static void clean_attr	(	void *	cls,
		struct GNUNET_JSON_Specification *	spec
	)

static

Cleanup data left from parsing RSA public key.

Parameters

	cls	closure, NULL
[out]	spec	where to free the data

Definition at line 126 of file json_reclaim.c.

{
  struct GNUNET_RECLAIM_Attribute **attr;
 
  attr = (struct GNUNET_RECLAIM_Attribute **) spec->ptr;
  if (NULL != *attr)
  {
    GNUNET_free (*attr);
    *attr = NULL;
  }
}

References GNUNET_free, and GNUNET_JSON_Specification::ptr.

Referenced by GNUNET_RECLAIM_JSON_spec_attribute().

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◆ GNUNET_RECLAIM_JSON_spec_attribute()

struct GNUNET_JSON_Specification GNUNET_RECLAIM_JSON_spec_attribute ( struct GNUNET_RECLAIM_Attribute ** attr )

JSON Specification for Reclaim claims.

Parameters

ticket struct of GNUNET_RECLAIM_Attribute to fill

Returns: JSON Specification

Definition at line 146 of file json_reclaim.c.

{
  struct GNUNET_JSON_Specification ret = { .parser = &parse_attr,
                                           .cleaner = &clean_attr,
                                           .cls = NULL,
                                           .field = NULL,
                                           .ptr = attr,
                                           .ptr_size = 0,
                                           .size_ptr = NULL };
 
  *attr = NULL;
  return ret;
}

References clean_attr(), parse_attr(), and ret.

Referenced by add_attribute_cont().

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◆ parse_ticket()

static int parse_ticket	(	void *	cls,
		json_t *	root,
		struct GNUNET_JSON_Specification *	spec
	)

static

Parse given JSON object to a ticket.

Parameters

cls	closure, NULL
root	the json object representing data
spec	where to write the data

Returns: GNUNET_OK upon successful parsing; GNUNET_SYSERR upon error

Definition at line 170 of file json_reclaim.c.

{
  struct GNUNET_RECLAIM_Ticket *ticket;
  const char *gns_str;
  int unpack_state;
 
  GNUNET_assert (NULL != root);
 
  if (! json_is_object (root))
  {
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                "Error json is not array nor object!\n");
    return GNUNET_SYSERR;
  }
  // interpret single ticket
  unpack_state = json_unpack (root,
                              "{s:s}",
                              "gns_name",
                              &gns_str);
  if (0 != unpack_state)
  {
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
                "Error json object has a wrong format!\n");
    return GNUNET_SYSERR;
  }
  ticket = GNUNET_new (struct GNUNET_RECLAIM_Ticket);
  strncpy (ticket->gns_name, gns_str, sizeof (ticket->gns_name));
 
  *(struct GNUNET_RECLAIM_Ticket **) spec->ptr = ticket;
  return GNUNET_OK;
}

References GNUNET_RECLAIM_Ticket::gns_name, GNUNET_assert, GNUNET_ERROR_TYPE_DEBUG, GNUNET_ERROR_TYPE_ERROR, GNUNET_log, GNUNET_new, GNUNET_OK, GNUNET_SYSERR, GNUNET_JSON_Specification::ptr, and ticket.

Referenced by GNUNET_RECLAIM_JSON_spec_ticket().

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◆ clean_ticket()

static void clean_ticket	(	void *	cls,
		struct GNUNET_JSON_Specification *	spec
	)

static

Cleanup data left from parsing RSA public key.

Parameters

	cls	closure, NULL
[out]	spec	where to free the data

Definition at line 210 of file json_reclaim.c.

{
  struct GNUNET_RECLAIM_Ticket **ticket;
 
  ticket = (struct GNUNET_RECLAIM_Ticket **) spec->ptr;
  if (NULL != *ticket)
  {
    GNUNET_free (*ticket);
    *ticket = NULL;
  }
}

References GNUNET_free, GNUNET_JSON_Specification::ptr, and ticket.

Referenced by GNUNET_RECLAIM_JSON_spec_ticket().

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◆ GNUNET_RECLAIM_JSON_spec_ticket()

struct GNUNET_JSON_Specification GNUNET_RECLAIM_JSON_spec_ticket ( struct GNUNET_RECLAIM_Ticket ** ticket )

JSON Specification for Reclaim tickets.

Parameters

ticket struct of GNUNET_RECLAIM_Ticket to fill

Returns: JSON Specification

Definition at line 230 of file json_reclaim.c.

{
  struct GNUNET_JSON_Specification ret = { .parser = &parse_ticket,
                                           .cleaner = &clean_ticket,
                                           .cls = NULL,
                                           .field = NULL,
                                           .ptr = ticket,
                                           .ptr_size = 0,
                                           .size_ptr = NULL };
 
  *ticket = NULL;
  return ret;
}

References clean_ticket(), parse_ticket(), ret, and ticket.

Referenced by consume_ticket_cont(), and revoke_ticket_cont().

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◆ parse_credential()

static int parse_credential	(	void *	cls,
		json_t *	root,
		struct GNUNET_JSON_Specification *	spec
	)

static

Parse given JSON object to a credential claim.

Parameters

cls	closure, NULL
root	the json object representing data
spec	where to write the data

Returns: GNUNET_OK upon successful parsing; GNUNET_SYSERR upon error

Definition at line 254 of file json_reclaim.c.

{
  struct GNUNET_RECLAIM_Credential *cred;
  const char *name_str = NULL;
  const char *type_str = NULL;
  const char *id_str = NULL;
  json_t *val_json;
  char *data = NULL;
  char *val_str = NULL;
  int unpack_state;
  uint32_t type;
  size_t data_size;
 
  GNUNET_assert (NULL != root);
 
  if (! json_is_object (root))
  {
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                "Error json is not array nor object!\n");
    return GNUNET_SYSERR;
  }
  // interpret single attribute
  unpack_state = json_unpack (root,
                              "{s:s, s?s, s:s, s:o!}",
                              "name",
                              &name_str,
                              "id",
                              &id_str,
                              "type",
                              &type_str,
                              "value",
                              &val_json);
  if ((0 != unpack_state) || (NULL == name_str) || (NULL == val_json) ||
      (NULL == type_str))
  {
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                "Error json object has a wrong format!\n");
    return GNUNET_SYSERR;
  }
  if (json_is_string (val_json))
  {
    val_str = GNUNET_strdup (json_string_value (val_json));
  }
  else
  {
    val_str = json_dumps (val_json, JSON_COMPACT);
  }
  type = GNUNET_RECLAIM_credential_typename_to_number (type_str);
  if (GNUNET_SYSERR ==
      (GNUNET_RECLAIM_credential_string_to_value (type,
                                                  val_str,
                                                  (void **) &data,
                                                  &data_size)))
  {
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Credential value invalid!\n");
    return GNUNET_SYSERR;
  }
  cred = GNUNET_RECLAIM_credential_new (name_str, type, data, data_size);
  GNUNET_free (data);
  if ((NULL == id_str) || (0 == strlen (id_str)))
    memset (&cred->id, 0, sizeof (cred->id));
  else
    GNUNET_STRINGS_string_to_data (id_str,
                                   strlen (id_str),
                                   &cred->id,
                                   sizeof(cred->id));
 
  *(struct GNUNET_RECLAIM_Credential **) spec->ptr = cred;
  return GNUNET_OK;
}

References cred, data, data_size, GNUNET_assert, GNUNET_ERROR_TYPE_ERROR, GNUNET_free, GNUNET_log, GNUNET_OK, GNUNET_RECLAIM_credential_new(), GNUNET_RECLAIM_credential_string_to_value(), GNUNET_RECLAIM_credential_typename_to_number(), GNUNET_strdup, GNUNET_STRINGS_string_to_data(), GNUNET_SYSERR, GNUNET_JSON_Specification::ptr, type, and type_str.

Referenced by GNUNET_RECLAIM_JSON_spec_credential().

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◆ clean_credential()

static void clean_credential	(	void *	cls,
		struct GNUNET_JSON_Specification *	spec
	)

static

Cleanup data left from parsing RSA public key.

Parameters

	cls	closure, NULL
[out]	spec	where to free the data

Definition at line 334 of file json_reclaim.c.

{
  struct GNUNET_RECLAIM_Credential **attr;
 
  attr = (struct GNUNET_RECLAIM_Credential **) spec->ptr;
  if (NULL != *attr)
  {
    GNUNET_free (*attr);
    *attr = NULL;
  }
}

References GNUNET_free, and GNUNET_JSON_Specification::ptr.

Referenced by GNUNET_RECLAIM_JSON_spec_credential().

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◆ GNUNET_RECLAIM_JSON_spec_credential()

struct GNUNET_JSON_Specification GNUNET_RECLAIM_JSON_spec_credential ( struct GNUNET_RECLAIM_Credential ** cred )

JSON Specification for credential claims.

JSON Specification for credentials.

Parameters

attr	struct of GNUNET_RECLAIM_Credential to fill

Returns: JSON Specification

Definition at line 354 of file json_reclaim.c.

{
  struct GNUNET_JSON_Specification ret = { .parser = &parse_credential,
                                           .cleaner = &clean_credential,
                                           .cls = NULL,
                                           .field = NULL,
                                           .ptr = cred,
                                           .ptr_size = 0,
                                           .size_ptr = NULL };
 
  *cred = NULL;
  return ret;
}

References clean_credential(), cred, parse_credential(), and ret.

Referenced by add_credential_cont().

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Functions

Function Documentation

◆ parse_attr()

◆ clean_attr()

◆ GNUNET_RECLAIM_JSON_spec_attribute()

◆ parse_ticket()

◆ clean_ticket()

◆ GNUNET_RECLAIM_JSON_spec_ticket()

◆ parse_credential()

◆ clean_credential()

◆ GNUNET_RECLAIM_JSON_spec_credential()