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cffi: allows to usage of libyang v5
Adapt CFFI bindings for libyang v5 (soversion 5.0.0+) Update cdefs.h, source.c, and Python call sites to match the libyang 4.2.2 -> 5.0.0 API changes: - parent field type changed from lyd_node_inner* to lyd_node* across all node structs - lyd_any_value_str gained a LYD_FORMAT parameter - lys_find_child signature was reworked - lyd_node_any lost the union lyd_any_value/LYD_ANYDATA_VALUETYPE fields - LYD_NEW_VAL_BIN / LYS_GETNEXT_WITHSCHEMAMOUNT removed Signed-off-by: Antonio Prcela <antonio.prcela@gmail.com>
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4 files changed

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‎cffi/cdefs.h‎

Lines changed: 11 additions & 30 deletions
Original file line numberDiff line numberDiff line change
@@ -262,7 +262,7 @@ struct lyd_node {
262262
uint32_t hash;
263263
uint32_t flags;
264264
const struct lysc_node *schema;
265-
struct lyd_node_inner *parent;
265+
struct lyd_node *parent;
266266
struct lyd_node *next;
267267
struct lyd_node *prev;
268268
struct lyd_meta *meta;
@@ -273,7 +273,6 @@ LY_ERR lys_set_implemented(struct lys_module *, const char **);
273273

274274
#define LYD_NEW_VAL_OUTPUT ...
275275
#define LYD_NEW_VAL_STORE_ONLY ...
276-
#define LYD_NEW_VAL_BIN ...
277276
#define LYD_NEW_VAL_CANON ...
278277
#define LYD_NEW_META_CLEAR_DFLT ...
279278
#define LYD_NEW_PATH_UPDATE ...
@@ -876,9 +875,8 @@ struct lysc_ext {
876875
#define LYS_GETNEXT_WITHCASE ...
877876
#define LYS_GETNEXT_INTONPCONT ...
878877
#define LYS_GETNEXT_OUTPUT ...
879-
#define LYS_GETNEXT_WITHSCHEMAMOUNT ...
880878

881-
const struct lysc_node* lys_find_child(const struct lysc_node *, const struct lys_module *, const char *, size_t, uint16_t, uint32_t);
879+
const struct lysc_node* lys_find_child(const struct ly_ctx *, const struct lysc_node *, const struct lys_module *, const char *, uint32_t, const char *, uint32_t, uint32_t);
882880
const struct lysc_node* lysc_node_child(const struct lysc_node *);
883881
const struct lysc_node_action* lysc_node_actions(const struct lysc_node *);
884882
const struct lysc_node_notif* lysc_node_notifs(const struct lysc_node *);
@@ -902,7 +900,7 @@ struct lyd_node_inner {
902900
uint32_t hash;
903901
uint32_t flags;
904902
const struct lysc_node *schema;
905-
struct lyd_node_inner *parent;
903+
struct lyd_node *parent;
906904
struct lyd_node *next;
907905
struct lyd_node *prev;
908906
struct lyd_meta *meta;
@@ -924,7 +922,7 @@ struct lyd_node_term {
924922
uint32_t hash;
925923
uint32_t flags;
926924
const struct lysc_node *schema;
927-
struct lyd_node_inner *parent;
925+
struct lyd_node *parent;
928926
struct lyd_node *next;
929927
struct lyd_node *prev;
930928
struct lyd_meta *meta;
@@ -984,9 +982,6 @@ struct lysc_must {
984982
struct lysc_ext_instance *exts;
985983
};
986984

987-
struct pcre2_real_code;
988-
typedef struct pcre2_real_code pcre2_code;
989-
990985
struct lysc_pattern {
991986
const char *expr;
992987
const char *dsc;
@@ -1161,39 +1156,25 @@ struct lyd_meta {
11611156
struct lyd_value value;
11621157
};
11631158

1164-
typedef enum {
1165-
LYD_ANYDATA_DATATREE,
1166-
LYD_ANYDATA_STRING,
1167-
LYD_ANYDATA_XML,
1168-
LYD_ANYDATA_JSON
1169-
} LYD_ANYDATA_VALUETYPE;
1170-
1171-
union lyd_any_value {
1172-
struct lyd_node *tree;
1173-
const char *str;
1174-
const char *xml;
1175-
const char *json;
1176-
};
1177-
11781159
struct lyd_node_any {
11791160
union {
11801161
struct lyd_node node;
11811162
struct {
11821163
uint32_t hash;
11831164
uint32_t flags;
11841165
const struct lysc_node *schema;
1185-
struct lyd_node_inner *parent;
1166+
struct lyd_node *parent;
11861167
struct lyd_node *next;
11871168
struct lyd_node *prev;
11881169
struct lyd_meta *meta;
11891170
void *priv;
11901171
};
11911172
};
1192-
union lyd_any_value value;
1193-
LYD_ANYDATA_VALUETYPE value_type;
1173+
struct lyd_node *child;
1174+
...;
11941175
};
11951176

1196-
LY_ERR lyd_any_value_str(const struct lyd_node *, char **);
1177+
LY_ERR lyd_any_value_str(const struct lyd_node *, LYD_FORMAT, char **);
11971178

11981179
#define LYD_MERGE_DEFAULTS ...
11991180
#define LYD_MERGE_DESTRUCT ...
@@ -1212,8 +1193,8 @@ LY_ERR lyd_diff_apply_all(struct lyd_node **, const struct lyd_node *);
12121193
#define LYD_DUP_WITH_FLAGS ...
12131194
#define LYD_DUP_WITH_PARENTS ...
12141195

1215-
LY_ERR lyd_dup_siblings(const struct lyd_node *, struct lyd_node_inner *, uint32_t, struct lyd_node **);
1216-
LY_ERR lyd_dup_single(const struct lyd_node *, struct lyd_node_inner *, uint32_t, struct lyd_node **);
1196+
LY_ERR lyd_dup_siblings(const struct lyd_node *, struct lyd_node *, uint32_t, struct lyd_node **);
1197+
LY_ERR lyd_dup_single(const struct lyd_node *, struct lyd_node *, uint32_t, struct lyd_node **);
12171198
void lyd_free_meta_single(struct lyd_meta *);
12181199

12191200
struct lysp_tpdf {
@@ -1291,7 +1272,7 @@ struct lyd_node_opaq {
12911272
uint32_t hash;
12921273
uint32_t flags;
12931274
const struct lysc_node *schema;
1294-
struct lyd_node_inner *parent;
1275+
struct lyd_node *parent;
12951276
struct lyd_node *next;
12961277
struct lyd_node *prev;
12971278
struct lyd_meta *meta;

‎cffi/source.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -6,6 +6,6 @@
66
#include <libyang/libyang.h>
77
#include <libyang/version.h>
88

9-
#if LY_VERSION_MAJOR * 10000 + LY_VERSION_MINOR * 100 + LY_VERSION_MICRO < 40202
10-
#error "This version of libyang bindings only works with libyang soversion 4.2.2+"
9+
#if LY_VERSION_MAJOR * 10000 + LY_VERSION_MINOR * 100 + LY_VERSION_MICRO < 50000
10+
#error "This version of libyang bindings only works with libyang soversion 5.0.0+"
1111
#endif

‎libyang/data.py‎

Lines changed: 2 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -94,8 +94,6 @@ def newval_flags(
9494
flags |= lib.LYD_NEW_VAL_OUTPUT
9595
if store_only:
9696
flags |= lib.LYD_NEW_VAL_STORE_ONLY
97-
if bin_value:
98-
flags |= lib.LYD_NEW_VAL_BIN
9997
if canon_value:
10098
flags |= lib.LYD_NEW_VAL_CANON
10199
if meta_clear_default:
@@ -1174,7 +1172,7 @@ class DNotif(DContainer):
11741172
class DAnyxml(DNode):
11751173
def value(self, fmt: str = "xml"):
11761174
anystr = ffi.new("char **", ffi.NULL)
1177-
ret = lib.lyd_any_value_str(self.cdata, anystr)
1175+
ret = lib.lyd_any_value_str(self.cdata, data_format(fmt), anystr)
11781176
if ret != lib.LY_SUCCESS:
11791177
raise self.context.error("cannot get data")
11801178
return c2str(anystr[0])
@@ -1185,7 +1183,7 @@ def value(self, fmt: str = "xml"):
11851183
class DAnydata(DNode):
11861184
def value(self, fmt: str = "xml"):
11871185
anystr = ffi.new("char **", ffi.NULL)
1188-
ret = lib.lyd_any_value_str(self.cdata, anystr)
1186+
ret = lib.lyd_any_value_str(self.cdata, data_format(fmt), anystr)
11891187
if ret != lib.LY_SUCCESS:
11901188
raise self.context.error("cannot get data")
11911189
return c2str(anystr[0])

‎libyang/schema.py‎

Lines changed: 0 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1885,8 +1885,6 @@ def iter_children_options(
18851885
options |= lib.LYS_GETNEXT_INTONPCONT
18861886
if output:
18871887
options |= lib.LYS_GETNEXT_OUTPUT
1888-
if with_schema_mount:
1889-
options |= lib.LYS_GETNEXT_WITHSCHEMAMOUNT
18901888
return options
18911889

18921890

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