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scanner: enforce frozen attribute

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Signed-off-by: Isaac Freund <mail@isaacfreund.com>
This commit is contained in:
Isaac Freund 2026-02-24 12:51:02 +01:00 • committed by Simon Ser
parent a58bcd7481
commit c0a6e73606
1 changed files with 17 additions and 0 deletions
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17
src/scanner.c
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@ -736,6 +736,7 @@ start_element(void *data, const char *element_name, const char **atts)
const char *allow_null = NULL;
const char *enumeration_name = NULL;
const char *bitfield = NULL;
const char *frozen = NULL;
int i, version = 0;
ctx->loc.line_number = XML_GetCurrentLineNumber(ctx->parser);
@ -765,6 +766,8 @@ start_element(void *data, const char *element_name, const char **atts)
enumeration_name = atts[i + 1];
if (strcmp(atts[i], "bitfield") == 0)
bitfield = atts[i + 1];
if (strcmp(atts[i], "frozen") == 0)
frozen = atts[i + 1];
}
ctx->character_data_length = 0;
@ -784,6 +787,20 @@ start_element(void *data, const char *element_name, const char **atts)
if (version == 0)
fail(&ctx->loc, "no interface version given");
if (frozen) {
if (strcmp(frozen, "true") == 0) {
if (version != 1) {
fail(&ctx->loc,
"frozen interface must have version 1");
}
} else if (strcmp(frozen, "false") != 0) {
fail(&ctx->loc,
"invalid value (%s) frozen attribute "
"(only true/false are accepted)",
frozen);
}
}
validate_identifier(&ctx->loc, name, STANDALONE_IDENT);
interface = create_interface(ctx->loc, name, version);
ctx->interface = interface;