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support dmmap for bbfdm_get_reference_linker

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Xiaofeng Meng 2025-10-23 04:08:32 +00:00 • committed by IOPSYS Dev
parent 21f4b19cda
commit 165deef400
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1 changed files with 54 additions and 4 deletions
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58
libbbfdm-api/legacy/dmapi.c
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@ -455,9 +455,11 @@ int bbfdm_get_references(struct dmctx *ctx, int match_action, const char *base_p
char *external_reference = NULL; char *external_reference = NULL;
if (ctx->bbfdm_api_version == BBFDM_API_V1) // Try dmmap first
external_reference = bbfdm_resolve_external_reference_via_dmmap(ctx, base_path, key_name, key_value); external_reference = bbfdm_resolve_external_reference_via_dmmap(ctx, base_path, key_name, key_value);
else
// Fall back to JSON if dmmap failed
if (external_reference == NULL)
external_reference = bbfdm_resolve_external_reference_via_json(ctx, param_path, key_value); external_reference = bbfdm_resolve_external_reference_via_json(ctx, param_path, key_value);
if (external_reference != NULL) { if (external_reference != NULL) {
@ -504,10 +506,36 @@ static json_object *get_node(json_object *root, const char *path)
break; break;
} }
} }
return curr; return curr;
} }
static char *construct_section_name_from_path(char **parts, int count)
{
char section_name[256] = {0};
int offset = 0;
int i;
// Start from index 2 (skip "Device" and top-level like "IP")
// Build section name: Type_Instance pairs
// Example: Device.IP.Interface.1.IPv4Address.2 -> Interface_1IPv4Address_2
for (i = 2; i < count; i++) {
if (isdigit_str(parts[i])) {
// This is an instance number, append it with underscore
offset += snprintf(section_name + offset, sizeof(section_name) - offset, "_%s", parts[i]);
} else {
// This is an object type, only append if followed by an index number
if (i + 1 < count && isdigit_str(parts[i + 1])) {
offset += snprintf(section_name + offset, sizeof(section_name) - offset, "%s", parts[i]);
}
}
}
if (offset > 0)
return dmstrdup(section_name);
return NULL;
}
int bbfdm_get_reference_linker(struct dmctx *ctx, char *reference_path, struct dm_reference *reference_args) int bbfdm_get_reference_linker(struct dmctx *ctx, char *reference_path, struct dm_reference *reference_args)
{ {
char file_path[256] = {0}; char file_path[256] = {0};
@ -525,6 +553,28 @@ int bbfdm_get_reference_linker(struct dmctx *ctx, char *reference_path, struct d
if (count < 2) if (count < 2)
return -1; return -1;
// Try to resolve from dmmap first (UCI)
char *section_name = construct_section_name_from_path(parts, count);
if (section_name) {
// Package name is the second level in the path (e.g., "IP" in Device.IP.Interface.1)
const char *package_name = parts[1];
char *name_value = NULL;
// Get the Name option value directly using package name and section name
int ret = dmuci_get_option_value_string_bbfdm(package_name, section_name, "Name", &name_value);
if (ret == 0 && DM_STRLEN(name_value) > 0) {
reference_args->value = dmstrdup(name_value);
reference_args->is_valid_path = true;
dmfree(section_name);
return 0;
}
dmfree(section_name);
}
// Fallback to JSON resolution
snprintf(file_path, sizeof(file_path), "%s/%s.json", DATA_MODEL_DB_PATH, parts[1]); snprintf(file_path, sizeof(file_path), "%s/%s.json", DATA_MODEL_DB_PATH, parts[1]);
if (strlen(file_path) == 0) if (strlen(file_path) == 0)
return -1; return -1;