From 16a880e1356959f2c5747ecb09dd1da60ef7b665 Mon Sep 17 00:00:00 2001 From: "chrisha@chromium.org" Date: Fri, 23 Aug 2013 19:41:36 +0000 Subject: Create StackFrame::FRAME_TRUST_PREWALKED trust type. This creates a new frame trust type for prewalked stack frames, as suggested in the review of https://breakpad.appspot.com/620002/. R=ted.mielczarek@gmail.com, mark@chromium.org Review URL: https://breakpad.appspot.com/621002/ git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1208 4c0a9323-5329-0410-9bdc-e9ce6186880e --- src/google_breakpad/processor/stack_frame.h | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) (limited to 'src/google_breakpad') diff --git a/src/google_breakpad/processor/stack_frame.h b/src/google_breakpad/processor/stack_frame.h index 23e69bb4..b55eb9c7 100644 --- a/src/google_breakpad/processor/stack_frame.h +++ b/src/google_breakpad/processor/stack_frame.h @@ -45,12 +45,13 @@ struct StackFrame { // stack scanning, it can wind up with dubious frames. // In rough order of "trust metric". enum FrameTrust { - FRAME_TRUST_NONE, // Unknown - FRAME_TRUST_SCAN, // Scanned the stack, found this - FRAME_TRUST_CFI_SCAN, // Scanned the stack using call frame info, found this - FRAME_TRUST_FP, // Derived from frame pointer - FRAME_TRUST_CFI, // Derived from call frame info - FRAME_TRUST_CONTEXT // Given as instruction pointer in a context + FRAME_TRUST_NONE, // Unknown + FRAME_TRUST_SCAN, // Scanned the stack, found this + FRAME_TRUST_CFI_SCAN, // Found while scanning stack using call frame info + FRAME_TRUST_FP, // Derived from frame pointer + FRAME_TRUST_CFI, // Derived from call frame info + FRAME_TRUST_PREWALKED, // Explicitly provided by some external stack walker. + FRAME_TRUST_CONTEXT // Given as instruction pointer in a context }; StackFrame() @@ -70,6 +71,8 @@ struct StackFrame { switch (trust) { case StackFrame::FRAME_TRUST_CONTEXT: return "given as instruction pointer in context"; + case StackFrame::FRAME_TRUST_PREWALKED: + return "recovered by external stack walker"; case StackFrame::FRAME_TRUST_CFI: return "call frame info"; case StackFrame::FRAME_TRUST_CFI_SCAN: -- cgit v1.2.1