commit a42736003129d28186aa3c4ef74ed13a32297deb
from: Omar Polo <op@omarpolo.com>
date: Sat Aug 07 20:47:35 2021 UTC

implement .qid field for Rattach messages

commit - c28153071384a25d2db06202d4b1435454654a1d
commit + a42736003129d28186aa3c4ef74ed13a32297deb
blob - 1d4314ab1041f15123d00ac0b3eb41bd90a2967a
blob + 4d9762f94fc09a0e83c6154c96089f4803043cec
--- script.c
+++ script.c
@@ -672,6 +672,7 @@ val_cast(struct value *a, int totype)
 int
 val_faccess(struct value *a, const char *field, struct value *ret)
 {
+	uint8_t	mtype;
 
 #define MSGTYPE(m) *(m.msg + 4)	/* skip the length */
 
@@ -690,6 +691,7 @@ val_faccess(struct value *a, const char *field, struct
 		break;
 
 	case V_MSG:
+		mtype = MSGTYPE(a->v.msg);
 		if (!strcmp(field, "type")) {
 			ret->type = V_U8;
 			ret->v.u8 = MSGTYPE(a->v.msg);
@@ -699,12 +701,15 @@ val_faccess(struct value *a, const char *field, struct
                         memcpy(&ret->v.u16, &a->v.msg.msg[5], 2);
 			ret->v.u16 = le16toh(ret->v.u16);
 			return EVAL_OK;
-		} else if (!strcmp(field, "msize") &&
-		    MSGTYPE(a->v.msg) == Rversion) {
+		} else if (!strcmp(field, "msize") && mtype == Rversion) {
 			ret->type = V_U32;
 			memcpy(&ret->v.u32, &a->v.msg.msg[7], 4);
 			ret->v.u32 = le32toh(ret->v.u32);
 			return EVAL_OK;
+		} else if (!strcmp(field, "qid") && mtype == Rattach) {
+			ret->type = V_QID;
+			memcpy(&ret->v.qid, &a->v.msg.msg[7], QIDSIZE);
+			return EVAL_OK;
 		}
 		break;