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[PATCH net-next v4 07/10] tools/net/ynl: add indexed-array scalar support to ynl-gen-c

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Extend ynl-gen-c.py with support for indexed-array that has a scalar
sub-type.

Signed-off-by: Donald Hunter <donald.hunter@xxxxxxxxx>
Acked-by: Jakub Kicinski <kuba@xxxxxxxxxx>
---
 tools/net/ynl/pyynl/ynl_gen_c.py | 24 ++++++++++++++++++------
 1 file changed, 18 insertions(+), 6 deletions(-)

diff --git a/tools/net/ynl/pyynl/ynl_gen_c.py b/tools/net/ynl/pyynl/ynl_gen_c.py
index 62a6d8c93765..a1427c537030 100755
--- a/tools/net/ynl/pyynl/ynl_gen_c.py
+++ b/tools/net/ynl/pyynl/ynl_gen_c.py
@@ -688,7 +688,10 @@ class TypeArrayNest(Type):
             raise Exception(f"Sub-type {self.attr['sub-type']} not supported yet")
 
     def _attr_typol(self):
-        return f'.type = YNL_PT_NEST, .nest = &{self.nested_render_name}_nest, '
+        if self.attr['sub-type'] in scalars:
+            return f'.type = YNL_PT_U{c_upper(self.sub_type[1:])}, '
+        else:
+            return f'.type = YNL_PT_NEST, .nest = &{self.nested_render_name}_nest, '
 
     def _attr_get(self, ri, var):
         local_vars = ['const struct nlattr *attr2;']
@@ -890,7 +893,7 @@ class AttrSet(SpecAttrSet):
         elif elem['type'] == 'nest':
             t = TypeNest(self.family, self, elem, value)
         elif elem['type'] == 'indexed-array' and 'sub-type' in elem:
-            if elem["sub-type"] == 'nest':
+            if elem["sub-type"] in ['nest', 'u32']:
                 t = TypeArrayNest(self.family, self, elem, value)
             else:
                 raise Exception(f'new_attr: unsupported sub-type {elem["sub-type"]}')
@@ -1674,6 +1677,9 @@ def _multi_parse(ri, struct, init_lines, local_vars):
             if aspec["sub-type"] == 'nest':
                 local_vars.append(f'const struct nlattr *attr_{aspec.c_name};')
                 array_nests.add(arg)
+            elif aspec['sub-type'] in scalars:
+                local_vars.append(f'const struct nlattr *attr_{aspec.c_name};')
+                array_nests.add(arg)
             else:
                 raise Exception(f'Not supported sub-type {aspec["sub-type"]}')
         if 'multi-attr' in aspec:
@@ -1729,11 +1735,17 @@ def _multi_parse(ri, struct, init_lines, local_vars):
         ri.cw.p(f"dst->{aspec.c_name} = calloc(n_{aspec.c_name}, sizeof(*dst->{aspec.c_name}));")
         ri.cw.p(f"dst->n_{aspec.c_name} = n_{aspec.c_name};")
         ri.cw.p('i = 0;')
-        ri.cw.p(f"parg.rsp_policy = &{aspec.nested_render_name}_nest;")
+        if 'nested-attributes' in aspec:
+            ri.cw.p(f"parg.rsp_policy = &{aspec.nested_render_name}_nest;")
         ri.cw.block_start(line=f"ynl_attr_for_each_nested(attr, attr_{aspec.c_name})")
-        ri.cw.p(f"parg.data = &dst->{aspec.c_name}[i];")
-        ri.cw.p(f"if ({aspec.nested_render_name}_parse(&parg, attr, ynl_attr_type(attr)))")
-        ri.cw.p('return YNL_PARSE_CB_ERROR;')
+        if 'nested-attributes' in aspec:
+            ri.cw.p(f"parg.data = &dst->{aspec.c_name}[i];")
+            ri.cw.p(f"if ({aspec.nested_render_name}_parse(&parg, attr, ynl_attr_type(attr)))")
+            ri.cw.p('return YNL_PARSE_CB_ERROR;')
+        elif aspec.sub_type in scalars:
+            ri.cw.p(f"dst->{aspec.c_name}[i] = ynl_attr_get_{aspec.sub_type}(attr);")
+        else:
+            raise Exception(f"Nest parsing type not supported in {aspec['name']}")
         ri.cw.p('i++;')
         ri.cw.block_end()
         ri.cw.block_end()
-- 
2.48.1





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