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Merge pull request #391 from proftpd/json-api
Provide a JSON API which uses pools, and which wraps/hides the CCAN J…
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/* | ||
* ProFTPD - FTP server daemon | ||
* Copyright (c) 2017 The ProFTPD Project team | ||
* | ||
* This program 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 2 of the License, or | ||
* (at your option) any later version. | ||
* | ||
* This program 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. | ||
* | ||
* You should have received a copy of the GNU General Public License | ||
* along with this program; if not, write to the Free Software | ||
* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA. | ||
* | ||
* As a special exemption, The ProFTPD Project team and other respective | ||
* copyright holders give permission to link this program with OpenSSL, and | ||
* distribute the resulting executable, without including the source code for | ||
* OpenSSL in the source distribution. | ||
*/ | ||
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/* JSON API */ | ||
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#ifndef PR_JSON_H | ||
#define PR_JSON_H | ||
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#include "conf.h" | ||
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typedef struct json_list_st pr_json_array_t; | ||
typedef struct json_obj_st pr_json_object_t; | ||
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/* JSON Objects */ | ||
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pr_json_object_t *pr_json_object_alloc(pool *p); | ||
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int pr_json_object_free(pr_json_object_t *json); | ||
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pr_json_object_t *pr_json_object_from_text(pool *p, const char *text); | ||
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const char *pr_json_object_to_text(pool *p, const pr_json_object_t *json, | ||
const char *indent); | ||
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/* Returns the number of members (keys) in the given object. */ | ||
int pr_json_object_count(const pr_json_object_t *json); | ||
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/* Removes the object member under this key. */ | ||
int pr_json_object_remove(pr_json_object_t *json, const char *key); | ||
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/* Checks where a member under the given key exists. Returns TRUE, FALSE, | ||
* or -1 is there was some other error. | ||
*/ | ||
int pr_json_object_exists(const pr_json_object_t *json, const char *key); | ||
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int pr_json_object_get_bool(pool *p, const pr_json_object_t *json, | ||
const char *key, int *val); | ||
int pr_json_object_set_bool(pool *p, pr_json_object_t *json, const char *key, | ||
int val); | ||
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int pr_json_object_get_null(pool *p, const pr_json_object_t *json, | ||
const char *key); | ||
int pr_json_object_set_null(pool *p, pr_json_object_t *json, const char *key); | ||
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int pr_json_object_get_number(pool *p, const pr_json_object_t *json, | ||
const char *key, double *val); | ||
int pr_json_object_set_number(pool *p, pr_json_object_t *json, const char *key, | ||
double val); | ||
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int pr_json_object_get_string(pool *p, const pr_json_object_t *json, | ||
const char *key, char **val); | ||
int pr_json_object_set_string(pool *p, pr_json_object_t *json, const char *key, | ||
const char *val); | ||
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int pr_json_object_get_array(pool *p, const pr_json_object_t *json, | ||
const char *key, pr_json_array_t **val); | ||
int pr_json_object_set_array(pool *p, pr_json_object_t *json, const char *key, | ||
const pr_json_array_t *val); | ||
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int pr_json_object_get_object(pool *p, const pr_json_object_t *json, | ||
const char *key, pr_json_object_t **val); | ||
int pr_json_object_set_object(pool *p, pr_json_object_t *json, const char *key, | ||
const pr_json_object_t *val); | ||
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/* JSON Arrays */ | ||
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pr_json_array_t *pr_json_array_alloc(pool *p); | ||
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int pr_json_array_free(pr_json_array_t *json); | ||
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pr_json_array_t *pr_json_array_from_text(pool *p, const char *text); | ||
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const char *pr_json_array_to_text(pool *p, const pr_json_array_t *json, | ||
const char *indent); | ||
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/* Returns the number of items in the given array. */ | ||
int pr_json_array_count(const pr_json_array_t *json); | ||
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/* Removes the array item under this key. */ | ||
int pr_json_array_remove(pr_json_array_t *json, unsigned int idx); | ||
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/* Checks where an item at the given index exists. Returns TRUE, FALSE, | ||
* or -1 is there was some other error. | ||
*/ | ||
int pr_json_array_exists(const pr_json_array_t *json, unsigned int idx); | ||
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int pr_json_array_append_bool(pool *p, pr_json_array_t *json, int val); | ||
int pr_json_array_get_bool(pool *p, const pr_json_array_t *json, | ||
unsigned int idx, int *val); | ||
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int pr_json_array_append_null(pool *p, pr_json_array_t *json); | ||
int pr_json_array_get_null(pool *p, const pr_json_array_t *json, | ||
unsigned int idx); | ||
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int pr_json_array_append_number(pool *p, pr_json_array_t *json, double val); | ||
int pr_json_array_get_number(pool *p, const pr_json_array_t *json, | ||
unsigned int idx, double *val); | ||
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int pr_json_array_append_string(pool *p, pr_json_array_t *json, | ||
const char *val); | ||
int pr_json_array_get_string(pool *p, const pr_json_array_t *json, | ||
unsigned int idx, char **val); | ||
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int pr_json_array_append_array(pool *p, pr_json_array_t *json, | ||
const pr_json_array_t *val); | ||
int pr_json_array_get_array(pool *p, const pr_json_array_t *json, | ||
unsigned int idx, pr_json_array_t **val); | ||
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int pr_json_array_append_object(pool *p, pr_json_array_t *json, | ||
const pr_json_object_t *val); | ||
int pr_json_array_get_object(pool *p, const pr_json_array_t *json, | ||
unsigned int idx, pr_json_object_t **val); | ||
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/* Miscellaneous */ | ||
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/* Validates that the given text is a valid JSON string. */ | ||
int pr_json_text_validate(pool *p, const char *text); | ||
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/* Internal use only. */ | ||
int json_init(void); | ||
int json_free(void); | ||
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#endif /* PR_JSON_H */ |
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