int l;
char cbuf[3];
- os= str= Tcl_GetStringFromObj(o,&l); assert(str);
- objfreeir(o);
+ if (o->typePtr == &ulong_type) {
+ uint32_t ul;
- if (l & 1) return staticerr(ip, "hbytes: conversion from hex:"
- " odd length in hex");
+ ul= htonl(*(const uint32_t*)&o->internalRep.longValue);
+ hbytes_array(OBJ_HBYTES(o), (const Byte*)&ul, 4);
- startbytes= bytes= hbytes_arrayspace(OBJ_HBYTES(o), l/2);
-
- cbuf[2]= 0;
- while (l>0) {
- cbuf[0]= *str++;
- cbuf[1]= *str++;
- *bytes++= strtoul(cbuf,&ep,16);
- if (ep != cbuf+2) {
- hbytes_free(OBJ_HBYTES(o));
- return staticerr(ip, "hbytes: conversion from hex:"
- " bad hex digit");
+ } else {
+
+ os= str= Tcl_GetStringFromObj(o,&l); assert(str);
+ objfreeir(o);
+
+ if (l & 1) return staticerr(ip, "hbytes: conversion from hex:"
+ " odd length in hex");
+
+ startbytes= bytes= hbytes_arrayspace(OBJ_HBYTES(o), l/2);
+
+ cbuf[2]= 0;
+ while (l>0) {
+ cbuf[0]= *str++;
+ cbuf[1]= *str++;
+ *bytes++= strtoul(cbuf,&ep,16);
+ if (ep != cbuf+2) {
+ hbytes_free(OBJ_HBYTES(o));
+ return staticerr(ip, "hbytes: conversion from hex:"
+ " bad hex digit");
+ }
+ l -= 2;
}
- l -= 2;
+
}
o->typePtr = &hbytes_type;
hbytes_array(result, data+start, size);
return TCL_OK;
}
-
+
+/* hbytes representing uint16_t's */
+
+int do_hbytes_h2ushort(ClientData cd, Tcl_Interp *ip,
+ HBytes_Value hex, long *result) {
+ const Byte *data;
+ int l;
+
+ l= hbytes_len(&hex);
+ if (l>2)
+ return staticerr(ip, "hbytes h2ushort input more than 4 hex digits");
+
+ data= hbytes_data(&hex);
+ *result= data[l-1] | (l>1 ? data[0]<<8 : 0);
+ return TCL_OK;
+}
+
+int do_hbytes_ushort2h(ClientData cd, Tcl_Interp *ip,
+ long input, HBytes_Value *result) {
+ uint16_t us;
+
+ if (input > 0x0ffff)
+ return staticerr(ip, "hbytes ushort2h input >2^16");
+
+ us= htons(input);
+ hbytes_array(result,(const Byte*)&us,2);
+ return TCL_OK;
+}
+
+/* toplevel functions */
+
int do_toplevel_hbytes(ClientData cd, Tcl_Interp *ip,
const HBytes_SubCommand *subcmd,
int objc, Tcl_Obj *const *objv) {