[EXAMPLE] fix buffer overrun in the gRPC sample project #3304
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Building the sample on Windows, the gRPC sample server/client app fails to function correctly. The propagated trace context is corrupted, containing garbage characters after the trace parent string. The string buffer from gRPC cannot be safely treated as a null-terminated C-string. To ensure safe copying, we must use its length property instead.
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ThomsonTan
approved these changes
Mar 20, 2025
Codecov ReportAll modified and coverable lines are covered by tests ✅
Additional details and impacted files@@ Coverage Diff @@
## main #3304 +/- ##
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- Coverage 89.52% 89.50% -0.01%
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Files 210 210
Lines 6522 6522
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- Hits 5838 5837 -1
- Misses 684 685 +1 🚀 New features to boost your workflow:
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Building the sample on Windows, the gRPC sample server/client app fails to function correctly. The propagated trace context is corrupted, containing garbage characters after the trace parent string.
The string buffer from gRPC cannot be safely treated as a null-terminated C-string. To ensure safe copying, we must use its length property instead.