--- /dev/null
+""" Please make sure you read the README COMPLETELY BEFORE reading anything below.
+ It is very critical that you read coding guidelines in Section E in README file.
+"""
+
+from xnu import *
+from utils import *
+from string import *
+from socket import *
+
+import xnudefines
+from netdefines import *
+from routedefines import *
+
+def ShowNstatTUShadow(inshadow):
+ """ Display summary for an nstat_tu_shadow struct
+ params:
+ inshadow : cvalue object which points to 'struct nstat_tu_shadow *'
+ """
+ shad = Cast(inshadow, 'struct nstat_tu_shadow *')
+ procdetails = shad.shad_procdetails
+ out_string = ""
+ if shad :
+ format_string = "nstat_tu_shadow {0: <s}: next={1: <s} prev={2: <s} context (necp_client *)={3: <s} live={4: <d}"
+ out_string += format_string.format(hex(shad), hex(shad.shad_link.tqe_next), hex(shad.shad_link.tqe_prev), hex(shad.shad_provider_context),shad.shad_live)
+
+ magic = unsigned(shad.shad_magic)
+ if (magic != 0xfeedf00d) :
+ format_string = " INVALID shad magic {0: <s}"
+ out_string += format_string.format(hex(magic))
+
+ if (procdetails) :
+ format_string = " --> procdetails {0: <s}: pid={1: <d} name={2: <s} numflows={3: <d}"
+ out_string += format_string.format(hex(procdetails), procdetails.pdet_pid, procdetails.pdet_procname, procdetails.pdet_numflows)
+
+ procmagic = unsigned(procdetails.pdet_magic)
+ if (procmagic != 0xfeedc001) :
+ format_string = " INVALID proc magic {0: <s}"
+ out_string += format_string.format(hex(procmagic))
+
+ print out_string
+
+def GetNstatProcdetailsBrief(procdetails):
+ """ Display a brief summary for an nstat_procdetails struct
+ params:
+ procdetails : cvalue object which points to 'struct nstat_procdetails *'
+ returns:
+ str : A string describing various information for the nstat_procdetails structure
+ """
+ procdetails = Cast(procdetails, 'struct nstat_procdetails *')
+ out_string = ""
+ if (procdetails) :
+ format_string = " --> pid={0: <d} name={1: <s} numflows={2: <d}"
+ out_string += format_string.format(procdetails.pdet_pid, procdetails.pdet_procname, procdetails.pdet_numflows)
+
+ procmagic = unsigned(procdetails.pdet_magic)
+ if (procmagic != 0xfeedc001) :
+ format_string = " INVALID proc magic {0: <s}"
+ out_string += format_string.format(hex(procmagic))
+
+ return out_string
+
+def ShowNstatProcdetails(procdetails):
+ """ Display a summary for an nstat_procdetails struct
+ params:
+ procdetails : cvalue object which points to 'struct nstat_procdetails *'
+ """
+ procdetails = Cast(procdetails, 'struct nstat_procdetails *')
+ out_string = ""
+ if (procdetails) :
+ format_string = "nstat_procdetails: {0: <s} next={1: <s} prev={2: <s} "
+ out_string += format_string.format(hex(procdetails), hex(procdetails.pdet_link.tqe_next), hex(procdetails.pdet_link.tqe_prev))
+ out_string += GetNstatProcdetailsBrief(procdetails)
+
+ print out_string
+
+def GetNstatTUShadowBrief(shadow):
+ """ Display a summary for an nstat_tu_shadow struct
+ params:
+ shadow : cvalue object which points to 'struct nstat_tu_shadow *'
+ returns:
+ str : A string describing various information for the nstat_tu_shadow structure
+ """
+ out_string = ""
+ shad = Cast(shadow, 'struct nstat_tu_shadow *')
+ procdetails = shad.shad_procdetails
+ procdetails = Cast(procdetails, 'struct nstat_procdetails *')
+ out_string = ""
+ if shad :
+ format_string = " shadow {0: <s}: necp_client ={1: <s} live={2: <d}"
+ out_string += format_string.format(hex(shad),hex(shad.shad_provider_context),shad.shad_live)
+ magic = unsigned(shad.shad_magic)
+ if (magic != 0xfeedf00d) :
+ format_string = " INVALID shad magic {0: <s}"
+ out_string += format_string.format(hex(magic))
+ elif (procdetails) :
+ out_string += GetNstatProcdetailsBrief(procdetails)
+
+ return out_string
+
+def ShowNstatSrc(insrc):
+ """ Display summary for an nstat_src struct
+ params:
+ insrc : cvalue object which points to 'struct nstat_src *'
+ """
+ src = Cast(insrc, 'nstat_src *')
+ prov = src.provider
+ prov = Cast(prov, 'nstat_provider *')
+ prov_string = "?"
+ if (prov.nstat_provider_id == 2):
+ prov_string = "TCP k"
+ elif (prov.nstat_provider_id == 3):
+ prov_string = "TCP u"
+ elif (prov.nstat_provider_id == 4):
+ prov_string = "UDP k"
+ elif (prov.nstat_provider_id == 5):
+ prov_string = "UDP u"
+ elif (prov.nstat_provider_id == 1):
+ prov_string = "Route"
+ elif (prov.nstat_provider_id == 6):
+ prov_string = "ifnet"
+ elif (prov.nstat_provider_id == 7):
+ prov_string = "sysinfo"
+ else:
+ prov_string = "unknown-provider"
+
+ out_string = ""
+ if src :
+ format_string = " nstat_src {0: <s}: prov={1: <s} next={2: <s} prev={3: <s} ref={4: <d}"
+ out_string += format_string.format(hex(src), prov_string, hex(src.ns_control_link.tqe_next), hex(src.ns_control_link.tqe_prev), src.srcref)
+
+ if (prov.nstat_provider_id == 3):
+ out_string += GetNstatTUShadowBrief(src.cookie);
+
+ print out_string
+
+def ShowNstatCtrl(inctrl):
+ """ Display an nstat_control_state struct
+ params:
+ ctrl : value object representing an nstat_control_state in the kernel
+ """
+ ctrl = Cast(inctrl, 'nstat_control_state *')
+ out_string = ""
+ if ctrl :
+ format_string = "nstat_control_state {0: <s}: next={1: <s} src head={2: <s} tail={3: <s}"
+ out_string += format_string.format(hex(ctrl), hex(ctrl.ncs_next), hex(ctrl.ncs_src_queue.tqh_first), hex(ctrl.ncs_src_queue.tqh_last))
+
+ print out_string
+
+ for src in IterateTAILQ_HEAD(ctrl.ncs_src_queue, 'ns_control_link'):
+ ShowNstatSrc(src)
+
+# Macro: showallntstat
+
+@lldb_command('showallntstat')
+def ShowAllNtstat(cmd_args=None) :
+ """ Show the contents of various ntstat (network statistics) data structures
+ """
+ print "nstat_controls list:\n"
+ ctrl = kern.globals.nstat_controls
+ ctrl = cast(ctrl, 'nstat_control_state *')
+ while ctrl != 0:
+ ShowNstatCtrl(ctrl)
+ ctrl = cast(ctrl.ncs_next, 'nstat_control_state *')
+
+ print "\nnstat_userprot_shad list:\n"
+ shadows = kern.globals.nstat_userprot_shad_head
+ for shad in IterateTAILQ_HEAD(shadows, 'shad_link'):
+ ShowNstatTUShadow(shad)
+
+ print "\nnstat_procdetails list:\n"
+ procdetails_head = kern.globals.nstat_procdetails_head
+ for procdetails in IterateTAILQ_HEAD(procdetails_head, 'pdet_link'):
+ ShowNstatProcdetails(procdetails)
+
+# EndMacro: showallntstat
projects / apple / xnu.git / blobdiff