diff options
Diffstat (limited to 'llvm/lib/Support/TarWriter.cpp')
| -rw-r--r-- | llvm/lib/Support/TarWriter.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/llvm/lib/Support/TarWriter.cpp b/llvm/lib/Support/TarWriter.cpp index b56770e5e4c..5fc17d27637 100644 --- a/llvm/lib/Support/TarWriter.cpp +++ b/llvm/lib/Support/TarWriter.cpp @@ -87,7 +87,7 @@ static void computeChecksum(UstarHeader &Hdr) { unsigned Chksum = 0; for (size_t I = 0; I < sizeof(Hdr); ++I) Chksum += reinterpret_cast<uint8_t *>(&Hdr)[I]; - sprintf(Hdr.Checksum, "%06o", Chksum); + snprintf(Hdr.Checksum, sizeof(Hdr.Checksum), "%06o", Chksum); } // Create a tar header and write it to a given output stream. @@ -98,7 +98,7 @@ static void writePaxHeader(raw_fd_ostream &OS, StringRef Path) { // Create a 512-byte header. UstarHeader Hdr = {}; - sprintf(Hdr.Size, "%011lo", PaxAttr.size()); + snprintf(Hdr.Size, sizeof(Hdr.Size), "%011zo", PaxAttr.size()); Hdr.TypeFlag = 'x'; // PAX magic memcpy(Hdr.Magic, "ustar", 6); // Ustar magic computeChecksum(Hdr); @@ -114,8 +114,8 @@ static void writePaxHeader(raw_fd_ostream &OS, StringRef Path) { static void writeUstarHeader(raw_fd_ostream &OS, StringRef Path, size_t Size) { UstarHeader Hdr = {}; memcpy(Hdr.Name, Path.data(), Path.size()); - strcpy(Hdr.Mode, "0000664"); - sprintf(Hdr.Size, "%011lo", Size); + memcpy(Hdr.Mode, "0000664", 8); + snprintf(Hdr.Size, sizeof(Hdr.Size), "%011zo", Size); memcpy(Hdr.Magic, "ustar", 6); computeChecksum(Hdr); OS << StringRef(reinterpret_cast<char *>(&Hdr), sizeof(Hdr)); |
