diff options
Diffstat (limited to 'scripts/gendwarfksyms/kabi.c')
| -rw-r--r-- | scripts/gendwarfksyms/kabi.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/scripts/gendwarfksyms/kabi.c b/scripts/gendwarfksyms/kabi.c index badf8d46b154..61620ff647bd 100644 --- a/scripts/gendwarfksyms/kabi.c +++ b/scripts/gendwarfksyms/kabi.c @@ -54,11 +54,19 @@ */ #define KABI_RULE_TAG_ENUMERATOR_VALUE "enumerator_value" +/* + * Rule: byte_size + * - For the fqn_field in the target field, set the byte_size + * attribute to the value in the value field. + */ +#define KABI_RULE_TAG_BYTE_SIZE "byte_size" + enum kabi_rule_type { KABI_RULE_TYPE_UNKNOWN, KABI_RULE_TYPE_DECLONLY, KABI_RULE_TYPE_ENUMERATOR_IGNORE, KABI_RULE_TYPE_ENUMERATOR_VALUE, + KABI_RULE_TYPE_BYTE_SIZE, }; #define RULE_HASH_BITS 7 @@ -127,6 +135,10 @@ void kabi_read_rules(int fd) .type = KABI_RULE_TYPE_ENUMERATOR_VALUE, .tag = KABI_RULE_TAG_ENUMERATOR_VALUE, }, + { + .type = KABI_RULE_TYPE_BYTE_SIZE, + .tag = KABI_RULE_TAG_BYTE_SIZE, + }, }; if (!stable) @@ -308,6 +320,19 @@ bool kabi_get_enumerator_value(const char *fqn, const char *field, return false; } +bool kabi_get_byte_size(const char *fqn, unsigned long *value) +{ + struct rule *rule; + + rule = find_rule(KABI_RULE_TYPE_BYTE_SIZE, fqn); + if (rule) { + *value = get_ulong_value(rule->value); + return true; + } + + return false; +} + void kabi_free(void) { struct hlist_node *tmp; |