16 #include <sys/cdefs.h>
20 #include <arpa/inet.h>
21 #if defined (__FreeBSD__) || defined (__NetBSD__) || defined (__OpenBSD__)
22 #include <netinet/in.h>
23 #include <sys/socket.h>
46 static void lyplg_type_free_ipv4_prefix(
const struct ly_ctx *ctx,
struct lyd_value *value);
59 ipv4prefix_str2ip(
const char *value,
size_t value_len,
struct in_addr *addr, uint8_t *prefix,
struct ly_err_item **err)
63 char *mask_str = NULL;
66 pref_str = ly_strnchr(value,
'/', value_len);
67 ly_strntou8(pref_str + 1, value_len - (pref_str + 1 - value), prefix);
70 mask_str = strndup(value, pref_str - value);
71 LY_CHECK_ERR_GOTO(!mask_str, ret =
LY_EMEM, cleanup);
74 if (inet_pton(AF_INET, mask_str, addr) != 1) {
91 ipv4prefix_zero_host(
struct in_addr *addr, uint8_t prefix)
97 for (i = 0; i < 32; ++i) {
104 addr->s_addr &= mask;
111 lyplg_type_store_ipv4_prefix(
const struct ly_ctx *ctx,
const struct lysc_type *type,
const void *value,
size_t value_len,
112 uint32_t options,
LY_VALUE_FORMAT format,
void *UNUSED(prefix_data), uint32_t hints,
113 const struct lysc_node *UNUSED(ctx_node),
struct lyd_value *storage,
struct lys_glob_unres *UNUSED(unres),
121 memset(storage, 0,
sizeof *storage);
123 LY_CHECK_ERR_GOTO(!val, ret =
LY_EMEM, cleanup);
128 if (value_len != 5) {
133 if (((uint8_t *)value)[4] > 32) {
135 ((uint8_t *)value)[4]);
140 memcpy(val, value, value_len);
143 ipv4prefix_zero_host(&val->
addr, val->
prefix);
151 LY_CHECK_GOTO(ret, cleanup);
157 LY_CHECK_GOTO(ret, cleanup);
162 LY_CHECK_GOTO(ret, cleanup);
165 ret = ipv4prefix_str2ip(value, value_len, &val->
addr, &val->
prefix, err);
166 LY_CHECK_GOTO(ret, cleanup);
169 ipv4prefix_zero_host(&val->
addr, val->
prefix);
176 LY_CHECK_GOTO(ret, cleanup);
179 LY_CHECK_GOTO(ret, cleanup);
189 lyplg_type_free_ipv4_prefix(ctx, storage);
198 lyplg_type_compare_ipv4_prefix(
const struct lyd_value *val1,
const struct lyd_value *val2)
209 if (memcmp(v1, v2,
sizeof *v1)) {
220 void *UNUSED(prefix_data),
ly_bool *dynamic,
size_t *value_len)
230 *value_len =
sizeof *val;
238 ret = malloc(INET_ADDRSTRLEN + 3);
239 LY_CHECK_RET(!ret, NULL);
242 if (!inet_ntop(AF_INET, &val->
addr, ret, INET_ADDRSTRLEN)) {
248 sprintf(ret + strlen(ret),
"/%" PRIu8, val->
prefix);
286 memcpy(dup_val, orig_val,
sizeof *orig_val);
314 .
module =
"ietf-inet-types",
315 .revision =
"2013-07-15",
316 .name =
"ipv4-prefix",
318 .plugin.id =
"libyang 2 - ipv4-prefix, version 1",
319 .plugin.store = lyplg_type_store_ipv4_prefix,
320 .plugin.validate = NULL,
321 .plugin.compare = lyplg_type_compare_ipv4_prefix,
323 .plugin.print = lyplg_type_print_ipv4_prefix,
324 .plugin.duplicate = lyplg_type_dup_ipv4_prefix,
325 .plugin.free = lyplg_type_free_ipv4_prefix
LY_ERR lydict_remove(const struct ly_ctx *ctx, const char *value)
Remove specified string from the dictionary. It decrement reference counter for the string and if it ...
LY_ERR lydict_insert_zc(const struct ly_ctx *ctx, char *value, const char **str_p)
Insert string into dictionary - zerocopy version. If the string is already present,...
LY_ERR lydict_insert(const struct ly_ctx *ctx, const char *value, size_t len, const char **str_p)
Insert string into dictionary. If the string is already present, only a reference counter is incremen...
LY_ERR
libyang's error codes returned by the libyang functions.
Libyang full error structure.
#define LYPLG_TYPE_VAL_INLINE_PREPARE(storage, type_val)
Prepare value memory for storing a specific type value, may be allocated dynamically.
LY_ERR lyplg_type_check_hints(uint32_t hints, const char *value, size_t value_len, LY_DATA_TYPE type, int *base, struct ly_err_item **err)
Check that the type is suitable for the parser's hints (if any) in the specified format.
LY_ERR lyplg_type_validate_range(LY_DATA_TYPE basetype, struct lysc_range *range, int64_t value, const char *strval, size_t strval_len, struct ly_err_item **err)
Data type validator for a range/length-restricted values.
#define LYPLG_TYPE_VAL_INLINE_DESTROY(type_val)
Destroy a prepared value.
LY_ERR ly_err_new(struct ly_err_item **err, LY_ERR ecode, LY_VECODE vecode, char *path, char *apptag, const char *err_msg,...)
Create and fill error structure.
LY_ERR lyplg_type_validate_patterns(struct lysc_pattern **patterns, const char *str, size_t str_len, struct ly_err_item **err)
Data type validator for pattern-restricted string values.
#define LYPLG_TYPE_STORE_DYNAMIC
struct lysc_pattern ** patterns
struct lysc_range * length
LY_VALUE_FORMAT
All kinds of supported value formats and prefix mappings to modules.
const struct lyplg_type_record plugins_ipv4_prefix[]
Plugin information for ipv4-prefix type implementation.
The main libyang public header.
uint8_t ly_bool
Type to indicate boolean value.
API for (user) types plugins.
const struct lysc_type * realtype
#define LYD_VALUE_GET(value, type_val)
Get the value in format specific to the type.
YANG data representation.
Special lyd_value structure for ietf-inet-types ipv4-prefix values.