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|
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2018 NetDEF, Inc.
* Renato Westphal
*/
#include <zebra.h>
#include "base64.h"
#include "log.h"
#include "lib_errors.h"
#include "northbound.h"
#include "printfrr.h"
#include "nexthop.h"
#include "printfrr.h"
#define YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt) \
({ \
va_list __ap; \
va_start(__ap, (xpath_fmt)); \
const struct lyd_value *__dvalue = \
yang_dnode_xpath_get_value(dnode, xpath_fmt, __ap); \
va_end(__ap); \
__dvalue; \
})
#define YANG_DNODE_XPATH_GET_CANON(dnode, xpath_fmt) \
({ \
va_list __ap; \
va_start(__ap, (xpath_fmt)); \
const char *__canon = \
yang_dnode_xpath_get_canon(dnode, xpath_fmt, __ap); \
va_end(__ap); \
__canon; \
})
#define YANG_DNODE_GET_ASSERT(dnode, xpath) \
do { \
if ((dnode) == NULL) { \
flog_err(EC_LIB_YANG_DNODE_NOT_FOUND, \
"%s: couldn't find %s", __func__, (xpath)); \
zlog_backtrace(LOG_ERR); \
abort(); \
} \
} while (0)
PRINTFRR(2, 0)
static inline const char *
yang_dnode_xpath_get_canon(const struct lyd_node *dnode, const char *xpath_fmt,
va_list ap)
{
const struct lyd_node_term *__dleaf =
(const struct lyd_node_term *)dnode;
assert(__dleaf);
if (xpath_fmt) {
char __xpath[XPATH_MAXLEN];
vsnprintf(__xpath, sizeof(__xpath), xpath_fmt, ap);
__dleaf = (const struct lyd_node_term *)yang_dnode_get(dnode,
__xpath);
YANG_DNODE_GET_ASSERT(__dleaf, __xpath);
}
return lyd_get_value(&__dleaf->node);
}
PRINTFRR(2, 0)
static inline const struct lyd_value *
yang_dnode_xpath_get_value(const struct lyd_node *dnode, const char *xpath_fmt,
va_list ap)
{
const struct lyd_node_term *__dleaf =
(const struct lyd_node_term *)dnode;
assert(__dleaf);
if (xpath_fmt) {
char __xpath[XPATH_MAXLEN];
vsnprintf(__xpath, sizeof(__xpath), xpath_fmt, ap);
__dleaf = (const struct lyd_node_term *)yang_dnode_get(dnode,
__xpath);
YANG_DNODE_GET_ASSERT(__dleaf, __xpath);
}
const struct lyd_value *__dvalue = &__dleaf->value;
if (__dvalue->realtype->basetype == LY_TYPE_UNION)
__dvalue = &__dvalue->subvalue->value;
return __dvalue;
}
static const char *yang_get_default_value(const char *xpath)
{
const struct lysc_node *snode;
const char *value;
snode = lys_find_path(ly_native_ctx, NULL, xpath, 0);
if (snode == NULL) {
flog_err(EC_LIB_YANG_UNKNOWN_DATA_PATH,
"%s: unknown data path: %s", __func__, xpath);
zlog_backtrace(LOG_ERR);
abort();
}
value = yang_snode_get_default(snode);
assert(value);
return value;
}
/*
* Primitive type: bool.
*/
bool yang_str2bool(const char *value)
{
return strmatch(value, "true");
}
struct yang_data *yang_data_new_bool(const char *xpath, bool value)
{
return yang_data_new(xpath, (value) ? "true" : "false");
}
bool yang_dnode_get_bool(const struct lyd_node *dnode, const char *xpath_fmt,
...)
{
const struct lyd_value *dvalue;
dvalue = YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt);
assert(dvalue->realtype->basetype == LY_TYPE_BOOL);
return dvalue->boolean;
}
bool yang_get_default_bool(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
return yang_str2bool(value);
}
/*
* Primitive type: dec64.
*/
double yang_str2dec64(const char *xpath, const char *value)
{
double dbl = 0;
if (sscanf(value, "%lf", &dbl) != 1) {
flog_err(EC_LIB_YANG_DATA_CONVERT,
"%s: couldn't convert string to decimal64 [xpath %s]",
__func__, xpath);
zlog_backtrace(LOG_ERR);
abort();
}
return dbl;
}
struct yang_data *yang_data_new_dec64(const char *xpath, double value)
{
char value_str[BUFSIZ];
snprintf(value_str, sizeof(value_str), "%lf", value);
return yang_data_new(xpath, value_str);
}
double yang_dnode_get_dec64(const struct lyd_node *dnode, const char *xpath_fmt,
...)
{
const double denom[19] = {1e0, 1e-1, 1e-2, 1e-3, 1e-4,
1e-5, 1e-6, 1e-7, 1e-8, 1e-9,
1e-10, 1e-11, 1e-12, 1e-13, 1e-14,
1e-15, 1e-16, 1e-17, 1e-18};
const struct lysc_type_dec *dectype;
const struct lyd_value *dvalue;
dvalue = YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt);
dectype = (const struct lysc_type_dec *)dvalue->realtype;
assert(dectype->basetype == LY_TYPE_DEC64);
assert(dectype->fraction_digits < sizeof(denom) / sizeof(*denom));
return (double)dvalue->dec64 * denom[dectype->fraction_digits];
}
double yang_get_default_dec64(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
return yang_str2dec64(xpath, value);
}
/*
* Primitive type: enum.
*/
int yang_str2enum(const char *xpath, const char *value)
{
const struct lysc_node *snode;
const struct lysc_node_leaf *sleaf;
const struct lysc_type_enum *type;
const struct lysc_type_bitenum_item *enums;
snode = lys_find_path(ly_native_ctx, NULL, xpath, 0);
if (snode == NULL) {
flog_err(EC_LIB_YANG_UNKNOWN_DATA_PATH,
"%s: unknown data path: %s", __func__, xpath);
zlog_backtrace(LOG_ERR);
abort();
}
assert(snode->nodetype == LYS_LEAF);
sleaf = (const struct lysc_node_leaf *)snode;
type = (const struct lysc_type_enum *)sleaf->type;
assert(type->basetype == LY_TYPE_ENUM);
enums = type->enums;
unsigned int count = LY_ARRAY_COUNT(enums);
for (unsigned int i = 0; i < count; i++) {
if (strmatch(value, enums[i].name)) {
assert(CHECK_FLAG(enums[i].flags, LYS_SET_VALUE));
return enums[i].value;
}
}
flog_err(EC_LIB_YANG_DATA_CONVERT,
"%s: couldn't convert string to enum [xpath %s]", __func__,
xpath);
zlog_backtrace(LOG_ERR);
abort();
}
struct yang_data *yang_data_new_enum(const char *xpath, int value)
{
const struct lysc_node *snode;
const struct lysc_node_leaf *sleaf;
const struct lysc_type_enum *type;
const struct lysc_type_bitenum_item *enums;
snode = lys_find_path(ly_native_ctx, NULL, xpath, 0);
if (snode == NULL) {
flog_err(EC_LIB_YANG_UNKNOWN_DATA_PATH,
"%s: unknown data path: %s", __func__, xpath);
zlog_backtrace(LOG_ERR);
abort();
}
assert(snode->nodetype == LYS_LEAF);
sleaf = (const struct lysc_node_leaf *)snode;
type = (const struct lysc_type_enum *)sleaf->type;
assert(type->basetype == LY_TYPE_ENUM);
enums = type->enums;
unsigned int count = LY_ARRAY_COUNT(enums);
for (unsigned int i = 0; i < count; i++) {
if (CHECK_FLAG(enums[i].flags, LYS_SET_VALUE)
&& value == enums[i].value)
return yang_data_new(xpath, enums[i].name);
}
flog_err(EC_LIB_YANG_DATA_CONVERT,
"%s: couldn't convert enum to string [xpath %s]", __func__,
xpath);
zlog_backtrace(LOG_ERR);
abort();
}
int yang_dnode_get_enum(const struct lyd_node *dnode, const char *xpath_fmt,
...)
{
const struct lyd_value *dvalue;
dvalue = YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt);
assert(dvalue->realtype->basetype == LY_TYPE_ENUM);
assert(dvalue->enum_item->flags & LYS_SET_VALUE);
return dvalue->enum_item->value;
}
int yang_get_default_enum(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
return yang_str2enum(xpath, value);
}
/*
* Primitive type: int8.
*/
int8_t yang_str2int8(const char *value)
{
return strtol(value, NULL, 10);
}
struct yang_data *yang_data_new_int8(const char *xpath, int8_t value)
{
char value_str[BUFSIZ];
snprintf(value_str, sizeof(value_str), "%d", value);
return yang_data_new(xpath, value_str);
}
int8_t yang_dnode_get_int8(const struct lyd_node *dnode, const char *xpath_fmt,
...)
{
const struct lyd_value *dvalue;
dvalue = YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt);
assert(dvalue->realtype->basetype == LY_TYPE_INT8);
return dvalue->int8;
}
int8_t yang_get_default_int8(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
return yang_str2int8(value);
}
/*
* Primitive type: int16.
*/
int16_t yang_str2int16(const char *value)
{
return strtol(value, NULL, 10);
}
struct yang_data *yang_data_new_int16(const char *xpath, int16_t value)
{
char value_str[BUFSIZ];
snprintf(value_str, sizeof(value_str), "%d", value);
return yang_data_new(xpath, value_str);
}
int16_t yang_dnode_get_int16(const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
const struct lyd_value *dvalue;
dvalue = YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt);
assert(dvalue->realtype->basetype == LY_TYPE_INT16);
return dvalue->int16;
}
int16_t yang_get_default_int16(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
return yang_str2int16(value);
}
/*
* Primitive type: int32.
*/
int32_t yang_str2int32(const char *value)
{
return strtol(value, NULL, 10);
}
struct yang_data *yang_data_new_int32(const char *xpath, int32_t value)
{
char value_str[BUFSIZ];
snprintf(value_str, sizeof(value_str), "%d", value);
return yang_data_new(xpath, value_str);
}
int32_t yang_dnode_get_int32(const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
const struct lyd_value *dvalue;
dvalue = YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt);
assert(dvalue->realtype->basetype == LY_TYPE_INT32);
return dvalue->int32;
}
int32_t yang_get_default_int32(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
return yang_str2int32(value);
}
/*
* Primitive type: int64.
*/
int64_t yang_str2int64(const char *value)
{
return strtoll(value, NULL, 10);
}
struct yang_data *yang_data_new_int64(const char *xpath, int64_t value)
{
char value_str[BUFSIZ];
snprintfrr(value_str, sizeof(value_str), "%" PRId64, value);
return yang_data_new(xpath, value_str);
}
int64_t yang_dnode_get_int64(const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
const struct lyd_value *dvalue;
dvalue = YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt);
assert(dvalue->realtype->basetype == LY_TYPE_INT64);
return dvalue->int64;
}
int64_t yang_get_default_int64(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
return yang_str2int64(value);
}
/*
* Primitive type: uint8.
*/
uint8_t yang_str2uint8(const char *value)
{
return strtoul(value, NULL, 10);
}
struct yang_data *yang_data_new_uint8(const char *xpath, uint8_t value)
{
char value_str[BUFSIZ];
snprintf(value_str, sizeof(value_str), "%u", value);
return yang_data_new(xpath, value_str);
}
uint8_t yang_dnode_get_uint8(const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
const struct lyd_value *dvalue;
dvalue = YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt);
assert(dvalue->realtype->basetype == LY_TYPE_UINT8);
return dvalue->uint8;
}
uint8_t yang_get_default_uint8(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
return yang_str2uint8(value);
}
/*
* Primitive type: uint16.
*/
uint16_t yang_str2uint16(const char *value)
{
return strtoul(value, NULL, 10);
}
struct yang_data *yang_data_new_uint16(const char *xpath, uint16_t value)
{
char value_str[BUFSIZ];
snprintf(value_str, sizeof(value_str), "%u", value);
return yang_data_new(xpath, value_str);
}
uint16_t yang_dnode_get_uint16(const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
const struct lyd_value *dvalue;
dvalue = YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt);
assert(dvalue->realtype->basetype == LY_TYPE_UINT16);
return dvalue->uint16;
}
uint16_t yang_get_default_uint16(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
return yang_str2uint16(value);
}
/*
* Primitive type: uint32.
*/
uint32_t yang_str2uint32(const char *value)
{
return strtoul(value, NULL, 10);
}
struct yang_data *yang_data_new_uint32(const char *xpath, uint32_t value)
{
char value_str[BUFSIZ];
snprintf(value_str, sizeof(value_str), "%u", value);
return yang_data_new(xpath, value_str);
}
uint32_t yang_dnode_get_uint32(const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
const struct lyd_value *dvalue;
dvalue = YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt);
assert(dvalue->realtype->basetype == LY_TYPE_UINT32);
return dvalue->uint32;
}
uint32_t yang_get_default_uint32(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
return yang_str2uint32(value);
}
/*
* Primitive type: uint64.
*/
uint64_t yang_str2uint64(const char *value)
{
return strtoull(value, NULL, 10);
}
struct yang_data *yang_data_new_uint64(const char *xpath, uint64_t value)
{
char value_str[BUFSIZ];
snprintfrr(value_str, sizeof(value_str), "%" PRIu64, value);
return yang_data_new(xpath, value_str);
}
uint64_t yang_dnode_get_uint64(const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
const struct lyd_value *dvalue;
dvalue = YANG_DNODE_XPATH_GET_VALUE(dnode, xpath_fmt);
assert(dvalue->realtype->basetype == LY_TYPE_UINT64);
return dvalue->uint64;
}
uint64_t yang_get_default_uint64(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
return yang_str2uint64(value);
}
/*
* Primitive type: string.
*
* All string wrappers can be used with non-string types.
*/
struct yang_data *yang_data_new_string(const char *xpath, const char *value)
{
return yang_data_new(xpath, value);
}
const char *yang_dnode_get_string(const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
return YANG_DNODE_XPATH_GET_CANON(dnode, xpath_fmt);
}
void yang_dnode_get_string_buf(char *buf, size_t size,
const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
const char *canon = YANG_DNODE_XPATH_GET_CANON(dnode, xpath_fmt);
if (strlcpy(buf, canon, size) >= size) {
char xpath[XPATH_MAXLEN];
yang_dnode_get_path(dnode, xpath, sizeof(xpath));
flog_warn(EC_LIB_YANG_DATA_TRUNCATED,
"%s: value was truncated [xpath %s]", __func__,
xpath);
}
}
const char *yang_get_default_string(const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
return yang_get_default_value(xpath);
}
void yang_get_default_string_buf(char *buf, size_t size, const char *xpath_fmt,
...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
if (strlcpy(buf, value, size) >= size)
flog_warn(EC_LIB_YANG_DATA_TRUNCATED,
"%s: value was truncated [xpath %s]", __func__,
xpath);
}
/*
* Primitive type: binary.
*/
struct yang_data *yang_data_new_binary(const char *xpath, const char *value,
size_t len)
{
char *value_str;
struct base64_encodestate s;
int cnt;
char *c;
struct yang_data *data;
value_str = (char *)malloc(len * 2);
base64_init_encodestate(&s);
cnt = base64_encode_block(value, len, value_str, &s);
c = value_str + cnt;
cnt = base64_encode_blockend(c, &s);
c += cnt;
*c = 0;
data = yang_data_new(xpath, value_str);
free(value_str);
return data;
}
size_t yang_dnode_get_binary_buf(char *buf, size_t size,
const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
const char *canon;
size_t cannon_len;
size_t decode_len;
size_t ret_len;
size_t cnt;
char *value_str;
struct base64_decodestate s;
canon = YANG_DNODE_XPATH_GET_CANON(dnode, xpath_fmt);
cannon_len = strlen(canon);
decode_len = cannon_len + 1;
value_str = (char *)malloc(decode_len);
base64_init_decodestate(&s);
cnt = base64_decode_block(canon, cannon_len, value_str, &s);
ret_len = size > cnt ? cnt : size;
memcpy(buf, value_str, ret_len);
if (size < cnt) {
char xpath[XPATH_MAXLEN];
yang_dnode_get_path(dnode, xpath, sizeof(xpath));
flog_warn(EC_LIB_YANG_DATA_TRUNCATED,
"%s: value was truncated [xpath %s]", __func__,
xpath);
}
free(value_str);
return ret_len;
}
/*
* Primitive type: empty.
*/
struct yang_data *yang_data_new_empty(const char *xpath)
{
return yang_data_new(xpath, NULL);
}
bool yang_dnode_get_empty(const struct lyd_node *dnode, const char *xpath_fmt,
...)
{
va_list ap;
char xpath[XPATH_MAXLEN];
const struct lyd_node_term *dleaf;
assert(dnode);
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
dnode = yang_dnode_get(dnode, xpath);
if (dnode) {
dleaf = (const struct lyd_node_term *)dnode;
if (dleaf->value.realtype->basetype == LY_TYPE_EMPTY)
return true;
}
return false;
}
/*
* Derived type: IP prefix.
*/
void yang_str2prefix(const char *value, union prefixptr prefix)
{
(void)str2prefix(value, prefix.p);
apply_mask(prefix.p);
}
struct yang_data *yang_data_new_prefix(const char *xpath,
union prefixconstptr prefix)
{
char value_str[PREFIX2STR_BUFFER];
(void)prefix2str(prefix.p, value_str, sizeof(value_str));
return yang_data_new(xpath, value_str);
}
void yang_dnode_get_prefix(struct prefix *prefix, const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
const char *canon;
/*
* Initialize prefix to avoid static analyzer complaints about
* uninitialized memory.
*/
memset(prefix, 0, sizeof(*prefix));
/* XXX ip_prefix is a native type now in ly2, leverage? */
canon = YANG_DNODE_XPATH_GET_CANON(dnode, xpath_fmt);
(void)str2prefix(canon, prefix);
}
void yang_get_default_prefix(union prefixptr var, const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
yang_str2prefix(value, var);
}
/*
* Derived type: ipv4.
*/
void yang_str2ipv4(const char *value, struct in_addr *addr)
{
(void)inet_pton(AF_INET, value, addr);
}
struct yang_data *yang_data_new_ipv4(const char *xpath,
const struct in_addr *addr)
{
char value_str[INET_ADDRSTRLEN];
(void)inet_ntop(AF_INET, addr, value_str, sizeof(value_str));
return yang_data_new(xpath, value_str);
}
void yang_dnode_get_ipv4(struct in_addr *addr, const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
/* XXX libyang2 IPv4 address is a native type now in ly2 */
const char *canon = YANG_DNODE_XPATH_GET_CANON(dnode, xpath_fmt);
(void)inet_pton(AF_INET, canon, addr);
}
void yang_get_default_ipv4(struct in_addr *var, const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
yang_str2ipv4(value, var);
}
/*
* Derived type: ipv4p.
*/
void yang_str2ipv4p(const char *value, union prefixptr prefix)
{
struct prefix_ipv4 *prefix4 = prefix.p4;
(void)str2prefix_ipv4(value, prefix4);
apply_mask_ipv4(prefix4);
}
struct yang_data *yang_data_new_ipv4p(const char *xpath,
union prefixconstptr prefix)
{
char value_str[PREFIX2STR_BUFFER];
(void)prefix2str(prefix.p, value_str, sizeof(value_str));
return yang_data_new(xpath, value_str);
}
void yang_dnode_get_ipv4p(union prefixptr prefix, const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
struct prefix_ipv4 *prefix4 = prefix.p4;
/* XXX libyang2: ipv4/6 address is a native type now in ly2 */
const char *canon = YANG_DNODE_XPATH_GET_CANON(dnode, xpath_fmt);
(void)str2prefix_ipv4(canon, prefix4);
}
void yang_get_default_ipv4p(union prefixptr var, const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
yang_str2ipv4p(value, var);
}
/*
* Derived type: ipv6.
*/
void yang_str2ipv6(const char *value, struct in6_addr *addr)
{
(void)inet_pton(AF_INET6, value, addr);
}
struct yang_data *yang_data_new_ipv6(const char *xpath,
const struct in6_addr *addr)
{
char value_str[INET6_ADDRSTRLEN];
(void)inet_ntop(AF_INET6, addr, value_str, sizeof(value_str));
return yang_data_new(xpath, value_str);
}
void yang_dnode_get_ipv6(struct in6_addr *addr, const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
/* XXX libyang2: IPv6 address is a native type now, leverage. */
const char *canon = YANG_DNODE_XPATH_GET_CANON(dnode, xpath_fmt);
(void)inet_pton(AF_INET6, canon, addr);
}
void yang_get_default_ipv6(struct in6_addr *var, const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
yang_str2ipv6(value, var);
}
/*
* Derived type: ipv6p.
*/
void yang_str2ipv6p(const char *value, union prefixptr prefix)
{
struct prefix_ipv6 *prefix6 = prefix.p6;
(void)str2prefix_ipv6(value, prefix6);
apply_mask_ipv6(prefix6);
}
struct yang_data *yang_data_new_ipv6p(const char *xpath,
union prefixconstptr prefix)
{
char value_str[PREFIX2STR_BUFFER];
(void)prefix2str(prefix.p, value_str, sizeof(value_str));
return yang_data_new(xpath, value_str);
}
void yang_dnode_get_ipv6p(union prefixptr prefix, const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
struct prefix_ipv6 *prefix6 = prefix.p6;
/* XXX IPv6 address is a native type now in ly2 -- can we leverage? */
const char *canon = YANG_DNODE_XPATH_GET_CANON(dnode, xpath_fmt);
(void)str2prefix_ipv6(canon, prefix6);
}
void yang_get_default_ipv6p(union prefixptr var, const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
yang_str2ipv6p(value, var);
}
/*
* Derived type: ip.
*/
void yang_str2ip(const char *value, struct ipaddr *ip)
{
(void)str2ipaddr(value, ip);
}
struct yang_data *yang_data_new_ip(const char *xpath, const struct ipaddr *addr)
{
size_t sz = IS_IPADDR_V4(addr) ? INET_ADDRSTRLEN : INET6_ADDRSTRLEN;
char value_str[sz];
ipaddr2str(addr, value_str, sizeof(value_str));
return yang_data_new(xpath, value_str);
}
void yang_dnode_get_ip(struct ipaddr *addr, const struct lyd_node *dnode,
const char *xpath_fmt, ...)
{
/* XXX IPv4 address could be a plugin type now in ly2, leverage? */
const char *canon = YANG_DNODE_XPATH_GET_CANON(dnode, xpath_fmt);
(void)str2ipaddr(canon, addr);
}
void yang_get_default_ip(struct ipaddr *var, const char *xpath_fmt, ...)
{
char xpath[XPATH_MAXLEN];
const char *value;
va_list ap;
va_start(ap, xpath_fmt);
vsnprintf(xpath, sizeof(xpath), xpath_fmt, ap);
va_end(ap);
value = yang_get_default_value(xpath);
yang_str2ip(value, var);
}
struct yang_data *yang_data_new_mac(const char *xpath,
const struct ethaddr *mac)
{
char value_str[ETHER_ADDR_STRLEN];
prefix_mac2str(mac, value_str, sizeof(value_str));
return yang_data_new(xpath, value_str);
}
void yang_str2mac(const char *value, struct ethaddr *mac)
{
(void)prefix_str2mac(value, mac);
}
struct yang_data *yang_data_new_date_and_time(const char *xpath, time_t time)
{
struct tm tm;
char timebuf[MONOTIME_STRLEN];
struct timeval _time, time_real;
char *ts_dot;
uint16_t buflen;
_time.tv_sec = time;
_time.tv_usec = 0;
monotime_to_realtime(&_time, &time_real);
gmtime_r(&time_real.tv_sec, &tm);
/* rfc-3339 format */
strftime(timebuf, sizeof(timebuf), "%Y-%m-%dT%H:%M:%S", &tm);
buflen = strlen(timebuf);
ts_dot = timebuf + buflen;
/* microseconds and appends Z */
snprintfrr(ts_dot, sizeof(timebuf) - buflen, ".%06luZ",
(unsigned long)time_real.tv_usec);
return yang_data_new(xpath, timebuf);
}
const char *yang_nexthop_type2str(uint32_t ntype)
{
switch (ntype) {
case NEXTHOP_TYPE_IFINDEX:
return "ifindex";
break;
case NEXTHOP_TYPE_IPV4:
return "ip4";
break;
case NEXTHOP_TYPE_IPV4_IFINDEX:
return "ip4-ifindex";
break;
case NEXTHOP_TYPE_IPV6:
return "ip6";
break;
case NEXTHOP_TYPE_IPV6_IFINDEX:
return "ip6-ifindex";
break;
case NEXTHOP_TYPE_BLACKHOLE:
return "blackhole";
break;
default:
return "unknown";
break;
}
}
const char *yang_afi_safi_value2identity(afi_t afi, safi_t safi)
{
if (afi == AFI_IP && safi == SAFI_UNICAST)
return "frr-routing:ipv4-unicast";
if (afi == AFI_IP6 && safi == SAFI_UNICAST)
return "frr-routing:ipv6-unicast";
if (afi == AFI_IP && safi == SAFI_MULTICAST)
return "frr-routing:ipv4-multicast";
if (afi == AFI_IP6 && safi == SAFI_MULTICAST)
return "frr-routing:ipv6-multicast";
if (afi == AFI_IP && safi == SAFI_MPLS_VPN)
return "frr-routing:l3vpn-ipv4-unicast";
if (afi == AFI_IP6 && safi == SAFI_MPLS_VPN)
return "frr-routing:l3vpn-ipv6-unicast";
if (afi == AFI_L2VPN && safi == SAFI_EVPN)
return "frr-routing:l2vpn-evpn";
if (afi == AFI_IP && safi == SAFI_LABELED_UNICAST)
return "frr-routing:ipv4-labeled-unicast";
if (afi == AFI_IP6 && safi == SAFI_LABELED_UNICAST)
return "frr-routing:ipv6-labeled-unicast";
if (afi == AFI_IP && safi == SAFI_FLOWSPEC)
return "frr-routing:ipv4-flowspec";
if (afi == AFI_IP6 && safi == SAFI_FLOWSPEC)
return "frr-routing:ipv6-flowspec";
return NULL;
}
void yang_afi_safi_identity2value(const char *key, afi_t *afi, safi_t *safi)
{
if (strmatch(key, "frr-routing:ipv4-unicast")) {
*afi = AFI_IP;
*safi = SAFI_UNICAST;
} else if (strmatch(key, "frr-routing:ipv6-unicast")) {
*afi = AFI_IP6;
*safi = SAFI_UNICAST;
} else if (strmatch(key, "frr-routing:ipv4-multicast")) {
*afi = AFI_IP;
*safi = SAFI_MULTICAST;
} else if (strmatch(key, "frr-routing:ipv6-multicast")) {
*afi = AFI_IP6;
*safi = SAFI_MULTICAST;
} else if (strmatch(key, "frr-routing:l3vpn-ipv4-unicast")) {
*afi = AFI_IP;
*safi = SAFI_MPLS_VPN;
} else if (strmatch(key, "frr-routing:l3vpn-ipv6-unicast")) {
*afi = AFI_IP6;
*safi = SAFI_MPLS_VPN;
} else if (strmatch(key, "frr-routing:ipv4-labeled-unicast")) {
*afi = AFI_IP;
*safi = SAFI_LABELED_UNICAST;
} else if (strmatch(key, "frr-routing:ipv6-labeled-unicast")) {
*afi = AFI_IP6;
*safi = SAFI_LABELED_UNICAST;
} else if (strmatch(key, "frr-routing:l2vpn-evpn")) {
*afi = AFI_L2VPN;
*safi = SAFI_EVPN;
} else if (strmatch(key, "frr-routing:ipv4-flowspec")) {
*afi = AFI_IP;
*safi = SAFI_FLOWSPEC;
} else if (strmatch(key, "frr-routing:ipv6-flowspec")) {
*afi = AFI_IP6;
*safi = SAFI_FLOWSPEC;
} else {
*afi = AFI_UNSPEC;
*safi = SAFI_UNSPEC;
}
}
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