Honestly the error output is pretty good... (Closes #2)

SciresM · SciresM · commit 14471a8c3ac0 · 2018-02-07T00:31:25.000-08:00
diff --git a/nca.c b/nca.c
@@ -365,7 +365,7 @@ void nca_save(nca_ctx_t *ctx) {
 void nca_process(nca_ctx_t *ctx) {
     /* First things first, decrypt header. */
     if (!nca_decrypt_header(ctx)) {
-        fprintf(stderr, "Invalid NCA header!\n");
+        fprintf(stderr, "Invalid NCA header! Are keys correct?\n");
         return;
     }
 

Original file line number	Diff line number	Diff line change
`@@ -365,7 +365,7 @@ void nca_save(nca_ctx_t *ctx) {`
`365`	`365`	`void nca_process(nca_ctx_t *ctx) {`
`366`	`366`	`/* First things first, decrypt header. */`
`367`	`367`	`if (!nca_decrypt_header(ctx)) {`
`368`		`- fprintf(stderr, "Invalid NCA header!\n");`
	`368`	`+ fprintf(stderr, "Invalid NCA header! Are keys correct?\n");`
`369`	`369`	`return;`
`370`	`370`	`}`
`371`	`371`