libansilove

commit 97c7e29a7efe0daf21818492605da2f00be1b3c4
parent 399df7968ed63077e4762e3a06e314717c916f2e
Author: Frederic Cambus <fred@statdns.com>
Date:   Wed, 24 Oct 2018 19:10:57 +0200

Add format validation check for the Tundra loader

Diffstat:
M
src/loaders/tundra.c
 | 
5
+++++

1 file changed, 5 insertions(+), 0 deletions(-)
diff --git a/src/loaders/tundra.c b/src/loaders/tundra.c
@@ -29,6 +29,11 @@ int ansilove_tundra(struct ansilove_ctx *ctx, struct ansilove_options *options)
 		return -1;
 	}
 
+	if (ctx->length < TUNDRA_HEADER_LENGTH) {
+		ctx->error = ANSILOVE_FORMAT_ERROR;
+		return -1;
+	}
+
 	// some type declarations
 	struct fontStruct fontData;
 	char tundra_version;