* hbytes raw2h BINARY => hex
* hbytes h2raw HEX => binary
*
+ * hbytes length VALUE => count
* hbytes prepend VAR [VALUE ...] = set VAR [concat VALUE ... $VAR]
* hbytes append VAR [VALUE ...] = set VAR [concat $VAR VALUE ...]
* hbytes concat VAR [VALUE ...] = set VAR [concat VALUE ...]
* hbytes chopto VAR NEWVARLENGTH => suffix (removed from VAR)
* (too short? error)
*
+ * hbytes range VALUE START SIZE => substring (or error)
+ * hbytes overwrite VAR START VALUE
+ * hbytes trimleft VALUE removes any leading 0 octets
+ * hbytes repeat VALUE COUNT => COUNT copies of VALUE
+ *
+ * hbytes h2ulong HEX => ulong (HEX len must be 4)
+ * hbytes ulong2h UL => hex
+ *
+ * ulong ul2bitfields VALUE [SIZE TYPE [TYPE-ARG...] ...] => 0/1
+ * ulong bitfields2ul BASE [SIZE TYPE [TYPE-ARG...] ...] => ULONG
+ * goes from left (MSbit) to right (LSbit) where
+ * SIZE is size in bits
+ * TYPE [TYPE-ARGS...] is as below
+ * zero
+ * ignore
+ * fixed ULONG-VALUE
+ * uint VARNAME/VALUE (VARNAME if ul2bitfields;
+ * ulong VARNAME/VALUE VALUE if bitfields2ul)
+ *
+ * ulong ul2int ULONG => INT can fail if >INT_MAX
+ * ulong int2ul INT => ULONG can fail if <0
+ *
+ * hbytes shift l|r ULONG BITS fails if BITS >32
+ * hbytes mask A B => A & B
+ *
+ * hbytes compare A B
+ * => -2 A is lexically earlier than B and not a prefix of B (A<B)
+ * -1 A is prefix of B but not equal (A<B)
+ * 0 A == B
+ * +1 A is B plus a nonempty suffix (ie, A has B as a prefix)
+ * +2 A is lexically later than B and does not have B as a prefix
+ *
* hbytes pkcs5 pa|ua VAR ALG => worked? (always 1 for p)
* hbytes pkcs5 pn|un VAR BLOCKSIZE => worked? (always 1 for p)
- * hbytes blockcipher d|e VAR ALG MODE [IV] => IV
+ * hbytes blockcipher d|e VAR ALG KEY MODE [IV] => IV
*
* hbytes hash ALG MESSAGE => hash
* hbytes hmac ALG MESSAGE KEY [MACLENGTH] => mac
#include <assert.h>
#include <stdlib.h>
+#include <errno.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/socket.h>
+#include <sys/uio.h>
+#include <sys/un.h>
+#include <arpa/inet.h>
#include <tcl.h>
/* from hbytes.c */
+int Hbytes_Init(Tcl_Interp *ip); /* called by Tcl's "load" */
+
/* Internal representation details: */
#define HBYTES_ISEMPTY(hb) (!(hb)->begin_complex && !(hb)->end_0)
#define HBYTES_ISSENTINEL(hb) (!(hb)->begin_complex && (hb)->end_0)
void hbytes_sentinel(HBytes_Value *returns);
void hbytes_array(HBytes_Value *returns, const Byte *array, int l);
Byte *hbytes_arrayspace(HBytes_Value *returns, int l);
-void hbytes_free(HBytes_Value *frees);
+void hbytes_free(const HBytes_Value *frees);
/* _empty, _sentinel and _array do not free or read the old value;
* _free it first if needed. _free leaves it garbage, so you
* have to call _empty to reuse it. _arrayspace doesn't fill
/* The value made by hbytes_sentinel should not be passed to
* anything except HBYTES_IS..., and hbytes_free. */
+/* from sockaddr.c */
+
+typedef struct {
+ Byte *begin, *end;
+} SockAddr_Value;
+
+extern Tcl_ObjType sockaddr_type;
+
+void sockaddr_clear(SockAddr_Value*);
+void sockaddr_create(SockAddr_Value*, const struct sockaddr *addr, int len);
+int sockaddr_len(const SockAddr_Value*);
+const struct sockaddr *sockaddr_addr(const SockAddr_Value*);
+void sockaddr_free(const SockAddr_Value*);
+
+/* from dgram.c */
+
+extern Tcl_ObjType dgramsockid_type;
+typedef struct DgramSocket *DgramSockID;
+
/* from hook.c */
int staticerr(Tcl_Interp *ip, const char *m);
+int posixerr(Tcl_Interp *ip, int errnoval, const char *m);
void objfreeir(Tcl_Obj *o);
+int get_urandom(Tcl_Interp *ip, Byte *buffer, int l);
+
+void obj_updatestr_array(Tcl_Obj *o, const Byte *array, int l);
+void obj_updatestr_array_prefix(Tcl_Obj *o, const Byte *byte,
+ int l, const char *prefix);
+
+void obj_updatestr_vstringls(Tcl_Obj *o, ...);
+ /* const char*, int, const char*, int, ..., (const char*)0 */
+void obj_updatestr_string_len(Tcl_Obj *o, const char *str, int l);
+void obj_updatestr_string(Tcl_Obj *o, const char *str);
/* from parse.c */
void fini_hbv(Tcl_Interp *ip, int rc, HBytes_Var *agg);
/* from chop.c */
+ /* only do_... functions declared in tables.h */
+
+/* from ulong.c */
+
+Tcl_ObjType ulong_type;
/* from enum.c */
const char *what);
#define enum_lookup_cached(ip,o,table,what) \
(enum_lookup_cached_func((ip),(o), \
- sizeof((table)[0]),&(table)[0], \
+ &(table)[0],sizeof((table)[0]), \
(what)))
/* table should be a pointer to an array of structs of size
* entrysize, the first member of which should be a const char*.
void memxor(Byte *dest, const Byte *src, int l);
-/* from hash.c */
+typedef struct {
+ const char *name;
+ int pad, use_algname;
+} PadMethod;
+
+extern Tcl_ObjType blockcipherkey_type;
+
+/* from algtables.c */
typedef struct {
- int blocksize, hashsize;
+ const char *name;
+ int hashsize, blocksize, statesize;
+ void (*init)(void *state);
+ void (*update)(void *state, const Byte *data, int len);
+ void (*final)(void *state, Byte *digest);
+ void (*oneshot)(Byte *digest, const Byte *data, int len);
} HashAlgInfo;
-/* from blockciph.c */
+extern const HashAlgInfo hashalginfos[];
typedef struct {
void (*make_schedule)(void *schedule, const Byte *key, int keylen);
extern const BlockCipherModeInfo blockciphermodeinfos[];
+/* from misc.c */
+
+int setnonblock(int fd, int isnonblock);
+
/* useful macros */
#define OBJ_HBYTES(o) ((HBytes_Value*)&(o)->internalRep.twoPtrValue)
+#define OBJ_SOCKADDR(o) ((SockAddr_Value*)&(o)->internalRep.twoPtrValue)
#define TALLOC(s) ((void*)Tcl_Alloc((s)))
#define TFREE(f) (Tcl_Free((void*)(f)))