721     int i = 0, j = -1, v, vlen, k, klen;  in mod_extforward_Forwarded()  local
752         vlen = i - v;              /* might be 0 */  in mod_extforward_Forwarded()
763         offsets[j+4] = vlen;  in mod_extforward_Forwarded()
790         vlen = v + offsets[j+3];  in mod_extforward_Forwarded()
791         while (vlen > v && (s[vlen-1] == ' ' || s[vlen-1] == '\t')) --vlen;  in mod_extforward_Forwarded()
792         if (vlen > v+1 && s[v] == '"' && s[vlen-1] == '"') {  in mod_extforward_Forwarded()
794             --vlen;  in mod_extforward_Forwarded()
799                 do { --vlen; } while (vlen > v && s[vlen] != ']');  in mod_extforward_Forwarded()
800                 if (v == vlen) {  in mod_extforward_Forwarded()
807                 for (klen=vlen, vlen=v; vlen < klen && s[vlen] != ':'; ++vlen) ;  in mod_extforward_Forwarded()
811         offsets[j+3] = vlen - v;  in mod_extforward_Forwarded()
820         if (v != vlen) {  in mod_extforward_Forwarded()
821             int trusted = is_proxy_trusted(p, s+v, vlen-v);  in mod_extforward_Forwarded()
824                 && (7 != (vlen - v) || 0 != memcmp(s+v, "unknown", 7))) {  in mod_extforward_Forwarded()
894         vlen = v + offsets[oproto+3];  in mod_extforward_Forwarded()
895         while (vlen > v && (s[vlen-1] == ' ' || s[vlen-1] == '\t')) --vlen;  in mod_extforward_Forwarded()
896         if (vlen > v+1 && s[v] == '"' && s[vlen-1] == '"') { ++v; --vlen; }  in mod_extforward_Forwarded()
897         mod_extforward_set_proto(r, s+v, vlen-v);  in mod_extforward_Forwarded()
939             vlen = v + offsets[ohost+3];  in mod_extforward_Forwarded()
940             while (vlen > v && (s[vlen-1] == ' ' || s[vlen-1] == '\t')) --vlen;  in mod_extforward_Forwarded()
941             if (vlen > v+1 && s[v] == '"' && s[vlen-1] == '"') {  in mod_extforward_Forwarded()
942                 ++v; --vlen;  in mod_extforward_Forwarded()
943                 buffer_copy_string_len_lc(r->http_host, s+v, vlen-v);  in mod_extforward_Forwarded()
950                 buffer_copy_string_len_lc(r->http_host, s+v, vlen-v);  in mod_extforward_Forwarded()
979             vlen = v + offsets[oremote_user+3];  in mod_extforward_Forwarded()
980             while (vlen > v && (s[vlen-1] == ' ' || s[vlen-1] == '\t')) --vlen;  in mod_extforward_Forwarded()
981             if (vlen > v+1 && s[v] == '"' && s[vlen-1] == '"') {  in mod_extforward_Forwarded()
983                 ++v; --vlen;  in mod_extforward_Forwarded()
985                                     CONST_STR_LEN("REMOTE_USER"), s+v, vlen-v);  in mod_extforward_Forwarded()
995                                     CONST_STR_LEN("REMOTE_USER"), s+v, vlen-v);  in mod_extforward_Forwarded()
1016                 vlen = offsets[j+3];  in mod_extforward_Forwarded()
1017                 buffer_append_string_len(xff, s+v, vlen);  in mod_extforward_Forwarded()
1020                       memchr(xff->ptr + buffer_clen(xff) - vlen, '\\', vlen);  in mod_extforward_Forwarded()