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-rw-r--r--src/debug/ntapi_tt_debug_execution_flow.c95
-rw-r--r--src/internal/ntapi.c1
-rw-r--r--src/internal/ntapi_fnapi.h1
3 files changed, 97 insertions, 0 deletions
diff --git a/src/debug/ntapi_tt_debug_execution_flow.c b/src/debug/ntapi_tt_debug_execution_flow.c
new file mode 100644
index 0000000..5bf4e6c
--- /dev/null
+++ b/src/debug/ntapi_tt_debug_execution_flow.c
@@ -0,0 +1,95 @@
+#include <psxtypes/psxtypes.h>
+#include <ntapi/nt_object.h>
+#include <ntapi/nt_debug.h>
+#include <ntapi/nt_guid.h>
+#include <ntapi/nt_acl.h>
+#include <ntapi/nt_tty.h>
+#include "ntapi_impl.h"
+
+static int32_t __log_exception_to_server(
+ nt_dbg_wait_state_change * dbgstate,
+ void * hserver)
+{
+ int32_t status;
+ nt_tty_log_msg msg;
+
+ if (!hserver)
+ return NT_STATUS_SUCCESS;
+
+ __ntapi->tt_aligned_block_memset(
+ &msg,0,sizeof(msg));
+
+ msg.header.msg_type = NT_LPC_NEW_MESSAGE;
+ msg.header.data_size = sizeof(msg.data);
+ msg.header.msg_size = sizeof(msg);
+ msg.data.ttyinfo.opcode = NT_TTY_LOG_ENTRY;
+ msg.data.loginfo.type = NT_TTY_LOG_INFO_EXCEPTION_RECORD;
+ msg.data.loginfo.reserved = 0;
+ msg.data.loginfo.cid.process_id = dbgstate->cid.process_id;
+ msg.data.loginfo.cid.thread_id = dbgstate->cid.thread_id;
+
+ __ntapi->tt_generic_memcpy(
+ &msg.data.loginfo.data,
+ &dbgstate->_u.exception_info.exception_record,
+ sizeof(nt_exception_record));
+
+ if ((status = __ntapi->zw_request_wait_reply_port(hserver,&msg,&msg)))
+ return status;
+ else if (msg.data.ttyinfo.status)
+ return msg.data.ttyinfo.status;
+
+ return NT_STATUS_SUCCESS;
+}
+
+int32_t __stdcall __ntapi_tt_debug_execution_flow(
+ __in void * hdbgobj,
+ __in void * hserver,
+ __in void * hlogfile,
+ __in uint32_t evtmask,
+ __in uint64_t * nevents)
+{
+ int32_t status;
+ int32_t response;
+ int floop;
+ uint64_t nevts;
+ uint64_t necap;
+ nt_dbg_wait_state_change dbgstate;
+
+ (void)hlogfile;
+
+ necap = (nevents && *nevents) ? *nevents : (uint64_t)(-1);
+
+ for (nevts=0, floop=1; floop && (nevts < necap); nevts++) {
+ if ((status = __ntapi->zw_wait_for_debug_event(
+ hdbgobj,
+ NT_SYNC_NON_ALERTABLE,
+ 0,&dbgstate)))
+ return status;
+
+ switch (dbgstate.state) {
+ case NT_DBG_STATE_EXCEPTION:
+ if (evtmask & NT_DBG_FLOW_MASK_EXCEPTION) {
+ __log_exception_to_server(&dbgstate,hserver);
+ }
+
+ response = NT_DBG_EXCEPTION_NOT_HANDLED;
+ break;
+
+ case NT_DBG_STATE_EXIT_PROCESS:
+ response = NT_DBG_CONTINUE;
+ floop = 0;
+ break;
+
+ default:
+ response = NT_DBG_CONTINUE;
+ break;
+ }
+
+ __ntapi->zw_debug_continue(
+ hdbgobj,
+ &dbgstate.cid,
+ response);
+ }
+
+ return NT_STATUS_SUCCESS;
+}
diff --git a/src/internal/ntapi.c b/src/internal/ntapi.c
index 2bd5299..5122305 100644
--- a/src/internal/ntapi.c
+++ b/src/internal/ntapi.c
@@ -446,6 +446,7 @@ static int32_t __fastcall __ntapi_init_once(ntapi_vtbl ** pvtbl)
/* nt_debug.h */
__ntapi->tt_create_debug_object = __ntapi_tt_create_debug_object;
__ntapi->tt_create_attach_debug_object = __ntapi_tt_create_attach_debug_object;
+ __ntapi->tt_debug_execution_flow = __ntapi_tt_debug_execution_flow;
/* OS version dependent functions */
diff --git a/src/internal/ntapi_fnapi.h b/src/internal/ntapi_fnapi.h
index 1ee52ed..6c20fbf 100644
--- a/src/internal/ntapi_fnapi.h
+++ b/src/internal/ntapi_fnapi.h
@@ -337,6 +337,7 @@ NTAPI_UFN(log_msg);
/* debug */
NTAPI_UFN(tt_create_debug_object);
NTAPI_UFN(tt_create_attach_debug_object);
+NTAPI_UFN(tt_debug_execution_flow);
/* csrss */
NTAPI_VFN(tt_get_csr_port_handle_addr_by_logic,i386);