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-rw-r--r--kms++/src/card.cpp14
1 files changed, 14 insertions, 0 deletions
diff --git a/kms++/src/card.cpp b/kms++/src/card.cpp
index 5b3d69e..062645a 100644
--- a/kms++/src/card.cpp
+++ b/kms++/src/card.cpp
@@ -148,6 +148,20 @@ Card::Card(const std::string& driver, uint32_t idx)
setup();
}
+Card::Card(int fd, bool take_ownership)
+{
+ if (take_ownership) {
+ m_fd = fd;
+ } else {
+ m_fd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
+
+ if (m_fd < 0)
+ throw invalid_argument(string(strerror(errno)) + " duplicating fd");
+ }
+
+ setup();
+}
+
void Card::setup()
{
drmVersionPtr ver = drmGetVersion(m_fd);