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From Alexander Stein via https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6175 : 

The attached patch adds the method reported_length_remaining to tvb.

svn path=/trunk/; revision=38464
This commit is contained in:
Jeff Morriss 2011-08-11 00:49:43 +00:00
parent a56ba84933
commit fa4d32113c
1 changed files with 17 additions and 0 deletions
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17
epan/wslua/wslua_tvb.c
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@ -478,6 +478,22 @@ WSLUA_METHOD Tvb_len(lua_State* L) {
WSLUA_RETURN(1); /* The length of the Tvb. */
}
WSLUA_METHOD Tvb_reported_length_remaining(lua_State* L) {
/* Obtain the reported length of packet data to end of a TVB */
#define Tvb_reported_length_remaining_OFFSET 2 /* offset */
Tvb tvb = checkTvb(L,1);
int offset = luaL_optint(L, Tvb_reported_length_remaining_OFFSET, 0);
if (!tvb) return 0;
if (tvb->expired) {
luaL_error(L,"expired tvb");
return 0;
}
lua_pushnumber(L,tvb_reported_length_remaining(tvb->ws_tvb, offset));
WSLUA_RETURN(1); /* The length of the Tvb. */
}
WSLUA_METHOD Tvb_offset(lua_State* L) {
/* Returns the raw offset (from the beginning of the source Tvb) of a sub Tvb. */
Tvb tvb = checkTvb(L,1);
@ -578,6 +594,7 @@ static const luaL_reg Tvb_methods[] = {
{"len", Tvb_len},
{"offset", Tvb_offset},
{"reported_len", Tvb_reported_len},
{"reported_length_remaining", Tvb_reported_length_remaining},
{ NULL, NULL }
};