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This CL adds support for ARM and ARM64 architectures when calculating

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exploitability ratings.

The stackwalker will now grab the instruction pointers for ARM and ARM64
architectures, so checking exploitability on ARM and ARM64 will no longer
return EXPLOITABILITY_ERR_PROCESSING.

R=ivanpe@chromium.org

Review URL: https://codereview.chromium.org/1216063004

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1466 4c0a9323-5329-0410-9bdc-e9ce6186880e
This commit is contained in:
Liu.andrew.x@gmail.com 2015-06-30 18:17:23 +00:00
parent cd744acecc
commit 440c1f79ef
1 changed files with 8 additions and 1 deletions
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9
src/processor/exploitability_linux.cc
View file

@ -106,8 +106,15 @@ ExploitabilityRating ExploitabilityLinux::CheckPlatformExploitability() {
case MD_CONTEXT_AMD64: case MD_CONTEXT_AMD64:
instruction_ptr = context->GetContextAMD64()->rip; instruction_ptr = context->GetContextAMD64()->rip;
break; break;
case MD_CONTEXT_ARM:
instruction_ptr =
context->GetContextARM()->iregs[MD_CONTEXT_ARM_REG_PC];
break;
case MD_CONTEXT_ARM64:
instruction_ptr =
context->GetContextARM64()->iregs[MD_CONTEXT_ARM64_REG_PC];
break;
default: default:
// TODO(liuandrew): Add support ARM and arm64 architectures.
BPLOG(INFO) << "Unsupported architecture."; BPLOG(INFO) << "Unsupported architecture.";
return EXPLOITABILITY_ERR_PROCESSING; return EXPLOITABILITY_ERR_PROCESSING;
} }