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-rw-r--r--include/libcamera/internal/ipa_data_serializer.h40
-rw-r--r--include/libcamera/internal/ipc_pipe.h10
-rw-r--r--src/libcamera/ipa_data_serializer.cpp95
-rw-r--r--src/libcamera/ipc_pipe.cpp12
-rw-r--r--test/serialization/ipa_data_serializer_test.cpp12
-rw-r--r--utils/ipc/generators/libcamera_templates/module_ipa_proxy.cpp.tmpl2
-rw-r--r--utils/ipc/generators/libcamera_templates/module_ipa_proxy.h.tmpl2
-rw-r--r--utils/ipc/generators/libcamera_templates/proxy_functions.tmpl2
-rw-r--r--utils/ipc/generators/libcamera_templates/serializer.tmpl26
9 files changed, 108 insertions, 93 deletions
diff --git a/include/libcamera/internal/ipa_data_serializer.h b/include/libcamera/internal/ipa_data_serializer.h
index 519093bd..4353e07b 100644
--- a/include/libcamera/internal/ipa_data_serializer.h
+++ b/include/libcamera/internal/ipa_data_serializer.h
@@ -66,7 +66,7 @@ template<typename T>
class IPADataSerializer
{
public:
- static std::tuple<std::vector<uint8_t>, std::vector<int32_t>>
+ static std::tuple<std::vector<uint8_t>, std::vector<FileDescriptor>>
serialize(const T &data, ControlSerializer *cs = nullptr);
static T deserialize(const std::vector<uint8_t> &data,
@@ -76,12 +76,12 @@ public:
ControlSerializer *cs = nullptr);
static T deserialize(const std::vector<uint8_t> &data,
- const std::vector<int32_t> &fds,
+ const std::vector<FileDescriptor> &fds,
ControlSerializer *cs = nullptr);
static T deserialize(std::vector<uint8_t>::const_iterator dataBegin,
std::vector<uint8_t>::const_iterator dataEnd,
- std::vector<int32_t>::const_iterator fdsBegin,
- std::vector<int32_t>::const_iterator fdsEnd,
+ std::vector<FileDescriptor>::const_iterator fdsBegin,
+ std::vector<FileDescriptor>::const_iterator fdsEnd,
ControlSerializer *cs = nullptr);
};
@@ -104,11 +104,11 @@ template<typename V>
class IPADataSerializer<std::vector<V>>
{
public:
- static std::tuple<std::vector<uint8_t>, std::vector<int32_t>>
+ static std::tuple<std::vector<uint8_t>, std::vector<FileDescriptor>>
serialize(const std::vector<V> &data, ControlSerializer *cs = nullptr)
{
std::vector<uint8_t> dataVec;
- std::vector<int32_t> fdsVec;
+ std::vector<FileDescriptor> fdsVec;
/* Serialize the length. */
uint32_t vecLen = data.size();
@@ -117,7 +117,7 @@ public:
/* Serialize the members. */
for (auto const &it : data) {
std::vector<uint8_t> dvec;
- std::vector<int32_t> fvec;
+ std::vector<FileDescriptor> fvec;
std::tie(dvec, fvec) =
IPADataSerializer<V>::serialize(it, cs);
@@ -141,11 +141,11 @@ public:
std::vector<uint8_t>::const_iterator dataEnd,
ControlSerializer *cs = nullptr)
{
- std::vector<int32_t> fds;
+ std::vector<FileDescriptor> fds;
return deserialize(dataBegin, dataEnd, fds.cbegin(), fds.end(), cs);
}
- static std::vector<V> deserialize(std::vector<uint8_t> &data, std::vector<int32_t> &fds,
+ static std::vector<V> deserialize(std::vector<uint8_t> &data, std::vector<FileDescriptor> &fds,
ControlSerializer *cs = nullptr)
{
return deserialize(data.cbegin(), data.end(), fds.cbegin(), fds.end(), cs);
@@ -153,15 +153,15 @@ public:
static std::vector<V> deserialize(std::vector<uint8_t>::const_iterator dataBegin,
std::vector<uint8_t>::const_iterator dataEnd,
- std::vector<int32_t>::const_iterator fdsBegin,
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsEnd,
+ std::vector<FileDescriptor>::const_iterator fdsBegin,
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsEnd,
ControlSerializer *cs = nullptr)
{
uint32_t vecLen = readPOD<uint32_t>(dataBegin, 0, dataEnd);
std::vector<V> ret(vecLen);
std::vector<uint8_t>::const_iterator dataIter = dataBegin + 4;
- std::vector<int32_t>::const_iterator fdIter = fdsBegin;
+ std::vector<FileDescriptor>::const_iterator fdIter = fdsBegin;
for (uint32_t i = 0; i < vecLen; i++) {
uint32_t sizeofData = readPOD<uint32_t>(dataIter, 0, dataEnd);
uint32_t sizeofFds = readPOD<uint32_t>(dataIter, 4, dataEnd);
@@ -201,11 +201,11 @@ template<typename K, typename V>
class IPADataSerializer<std::map<K, V>>
{
public:
- static std::tuple<std::vector<uint8_t>, std::vector<int32_t>>
+ static std::tuple<std::vector<uint8_t>, std::vector<FileDescriptor>>
serialize(const std::map<K, V> &data, ControlSerializer *cs = nullptr)
{
std::vector<uint8_t> dataVec;
- std::vector<int32_t> fdsVec;
+ std::vector<FileDescriptor> fdsVec;
/* Serialize the length. */
uint32_t mapLen = data.size();
@@ -214,7 +214,7 @@ public:
/* Serialize the members. */
for (auto const &it : data) {
std::vector<uint8_t> dvec;
- std::vector<int32_t> fvec;
+ std::vector<FileDescriptor> fvec;
std::tie(dvec, fvec) =
IPADataSerializer<K>::serialize(it.first, cs);
@@ -247,11 +247,11 @@ public:
std::vector<uint8_t>::const_iterator dataEnd,
ControlSerializer *cs = nullptr)
{
- std::vector<int32_t> fds;
+ std::vector<FileDescriptor> fds;
return deserialize(dataBegin, dataEnd, fds.cbegin(), fds.end(), cs);
}
- static std::map<K, V> deserialize(std::vector<uint8_t> &data, std::vector<int32_t> &fds,
+ static std::map<K, V> deserialize(std::vector<uint8_t> &data, std::vector<FileDescriptor> &fds,
ControlSerializer *cs = nullptr)
{
return deserialize(data.cbegin(), data.end(), fds.cbegin(), fds.end(), cs);
@@ -259,8 +259,8 @@ public:
static std::map<K, V> deserialize(std::vector<uint8_t>::const_iterator dataBegin,
std::vector<uint8_t>::const_iterator dataEnd,
- std::vector<int32_t>::const_iterator fdsBegin,
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsEnd,
+ std::vector<FileDescriptor>::const_iterator fdsBegin,
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsEnd,
ControlSerializer *cs = nullptr)
{
std::map<K, V> ret;
@@ -268,7 +268,7 @@ public:
uint32_t mapLen = readPOD<uint32_t>(dataBegin, 0, dataEnd);
std::vector<uint8_t>::const_iterator dataIter = dataBegin + 4;
- std::vector<int32_t>::const_iterator fdIter = fdsBegin;
+ std::vector<FileDescriptor>::const_iterator fdIter = fdsBegin;
for (uint32_t i = 0; i < mapLen; i++) {
uint32_t sizeofData = readPOD<uint32_t>(dataIter, 0, dataEnd);
uint32_t sizeofFds = readPOD<uint32_t>(dataIter, 4, dataEnd);
diff --git a/include/libcamera/internal/ipc_pipe.h b/include/libcamera/internal/ipc_pipe.h
index e58de340..52cc8fa3 100644
--- a/include/libcamera/internal/ipc_pipe.h
+++ b/include/libcamera/internal/ipc_pipe.h
@@ -11,6 +11,8 @@
#include <libcamera/base/signal.h>
+#include <libcamera/file_descriptor.h>
+
#include "libcamera/internal/ipc_unixsocket.h"
namespace libcamera {
@@ -26,23 +28,23 @@ public:
IPCMessage();
IPCMessage(uint32_t cmd);
IPCMessage(const Header &header);
- IPCMessage(const IPCUnixSocket::Payload &payload);
+ IPCMessage(IPCUnixSocket::Payload &payload);
IPCUnixSocket::Payload payload() const;
Header &header() { return header_; }
std::vector<uint8_t> &data() { return data_; }
- std::vector<int32_t> &fds() { return fds_; }
+ std::vector<FileDescriptor> &fds() { return fds_; }
const Header &header() const { return header_; }
const std::vector<uint8_t> &data() const { return data_; }
- const std::vector<int32_t> &fds() const { return fds_; }
+ const std::vector<FileDescriptor> &fds() const { return fds_; }
private:
Header header_;
std::vector<uint8_t> data_;
- std::vector<int32_t> fds_;
+ std::vector<FileDescriptor> fds_;
};
class IPCPipe
diff --git a/src/libcamera/ipa_data_serializer.cpp b/src/libcamera/ipa_data_serializer.cpp
index fb941e6b..5b183c70 100644
--- a/src/libcamera/ipa_data_serializer.cpp
+++ b/src/libcamera/ipa_data_serializer.cpp
@@ -7,6 +7,8 @@
#include "libcamera/internal/ipa_data_serializer.h"
+#include <unistd.h>
+
#include <libcamera/base/log.h>
/**
@@ -141,7 +143,7 @@ namespace {
/**
* \fn template<typename T> IPADataSerializer<T>::deserialize(
* const std::vector<uint8_t> &data,
- * const std::vector<int32_t> &fds,
+ * const std::vector<FileDescriptor> &fds,
* ControlSerializer *cs = nullptr)
* \brief Deserialize byte vector and fd vector into an object
* \tparam T Type of object to deserialize to
@@ -162,8 +164,8 @@ namespace {
* \fn template<typename T> IPADataSerializer::deserialize(
* std::vector<uint8_t>::const_iterator dataBegin,
* std::vector<uint8_t>::const_iterator dataEnd,
- * std::vector<int32_t>::const_iterator fdsBegin,
- * std::vector<int32_t>::const_iterator fdsEnd,
+ * std::vector<FileDescriptor>::const_iterator fdsBegin,
+ * std::vector<FileDescriptor>::const_iterator fdsEnd,
* ControlSerializer *cs = nullptr)
* \brief Deserialize byte vector and fd vector into an object
* \tparam T Type of object to deserialize to
@@ -187,7 +189,7 @@ namespace {
#define DEFINE_POD_SERIALIZER(type) \
\
template<> \
-std::tuple<std::vector<uint8_t>, std::vector<int32_t>> \
+std::tuple<std::vector<uint8_t>, std::vector<FileDescriptor>> \
IPADataSerializer<type>::serialize(const type &data, \
[[maybe_unused]] ControlSerializer *cs) \
{ \
@@ -215,7 +217,7 @@ type IPADataSerializer<type>::deserialize(const std::vector<uint8_t> &data, \
\
template<> \
type IPADataSerializer<type>::deserialize(const std::vector<uint8_t> &data, \
- [[maybe_unused]] const std::vector<int32_t> &fds, \
+ [[maybe_unused]] const std::vector<FileDescriptor> &fds, \
ControlSerializer *cs) \
{ \
return deserialize(data.cbegin(), data.end(), cs); \
@@ -224,8 +226,8 @@ type IPADataSerializer<type>::deserialize(const std::vector<uint8_t> &data, \
template<> \
type IPADataSerializer<type>::deserialize(std::vector<uint8_t>::const_iterator dataBegin, \
std::vector<uint8_t>::const_iterator dataEnd, \
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsBegin, \
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsEnd, \
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsBegin, \
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsEnd, \
ControlSerializer *cs) \
{ \
return deserialize(dataBegin, dataEnd, cs); \
@@ -249,7 +251,7 @@ DEFINE_POD_SERIALIZER(double)
* function parameter serdes).
*/
template<>
-std::tuple<std::vector<uint8_t>, std::vector<int32_t>>
+std::tuple<std::vector<uint8_t>, std::vector<FileDescriptor>>
IPADataSerializer<std::string>::serialize(const std::string &data,
[[maybe_unused]] ControlSerializer *cs)
{
@@ -276,7 +278,7 @@ IPADataSerializer<std::string>::deserialize(std::vector<uint8_t>::const_iterator
template<>
std::string
IPADataSerializer<std::string>::deserialize(const std::vector<uint8_t> &data,
- [[maybe_unused]] const std::vector<int32_t> &fds,
+ [[maybe_unused]] const std::vector<FileDescriptor> &fds,
[[maybe_unused]] ControlSerializer *cs)
{
return { data.cbegin(), data.cend() };
@@ -286,8 +288,8 @@ template<>
std::string
IPADataSerializer<std::string>::deserialize(std::vector<uint8_t>::const_iterator dataBegin,
std::vector<uint8_t>::const_iterator dataEnd,
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsBegin,
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsEnd,
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsBegin,
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsEnd,
[[maybe_unused]] ControlSerializer *cs)
{
return { dataBegin, dataEnd };
@@ -305,7 +307,7 @@ IPADataSerializer<std::string>::deserialize(std::vector<uint8_t>::const_iterator
* be used. The serialized ControlInfoMap will have zero length.
*/
template<>
-std::tuple<std::vector<uint8_t>, std::vector<int32_t>>
+std::tuple<std::vector<uint8_t>, std::vector<FileDescriptor>>
IPADataSerializer<ControlList>::serialize(const ControlList &data, ControlSerializer *cs)
{
if (!cs)
@@ -405,7 +407,7 @@ IPADataSerializer<ControlList>::deserialize(const std::vector<uint8_t> &data,
template<>
ControlList
IPADataSerializer<ControlList>::deserialize(const std::vector<uint8_t> &data,
- [[maybe_unused]] const std::vector<int32_t> &fds,
+ [[maybe_unused]] const std::vector<FileDescriptor> &fds,
ControlSerializer *cs)
{
return deserialize(data.cbegin(), data.end(), cs);
@@ -415,8 +417,8 @@ template<>
ControlList
IPADataSerializer<ControlList>::deserialize(std::vector<uint8_t>::const_iterator dataBegin,
std::vector<uint8_t>::const_iterator dataEnd,
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsBegin,
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsEnd,
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsBegin,
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsEnd,
ControlSerializer *cs)
{
return deserialize(dataBegin, dataEnd, cs);
@@ -429,7 +431,7 @@ IPADataSerializer<ControlList>::deserialize(std::vector<uint8_t>::const_iterator
* X bytes - Serialized ControlInfoMap (using ControlSerializer)
*/
template<>
-std::tuple<std::vector<uint8_t>, std::vector<int32_t>>
+std::tuple<std::vector<uint8_t>, std::vector<FileDescriptor>>
IPADataSerializer<ControlInfoMap>::serialize(const ControlInfoMap &map,
ControlSerializer *cs)
{
@@ -491,7 +493,7 @@ IPADataSerializer<ControlInfoMap>::deserialize(const std::vector<uint8_t> &data,
template<>
ControlInfoMap
IPADataSerializer<ControlInfoMap>::deserialize(const std::vector<uint8_t> &data,
- [[maybe_unused]] const std::vector<int32_t> &fds,
+ [[maybe_unused]] const std::vector<FileDescriptor> &fds,
ControlSerializer *cs)
{
return deserialize(data.cbegin(), data.end(), cs);
@@ -501,15 +503,15 @@ template<>
ControlInfoMap
IPADataSerializer<ControlInfoMap>::deserialize(std::vector<uint8_t>::const_iterator dataBegin,
std::vector<uint8_t>::const_iterator dataEnd,
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsBegin,
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsEnd,
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsBegin,
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsEnd,
ControlSerializer *cs)
{
return deserialize(dataBegin, dataEnd, cs);
}
/*
- * FileDescriptors are serialized into a single byte that tells if the
+ * FileDescriptors are serialized into four bytes that tells if the
* FileDescriptor is valid or not. If it is valid, then for serialization
* the fd will be written to the fd vector, or for deserialization the
* fd vector const_iterator will be valid.
@@ -517,42 +519,47 @@ IPADataSerializer<ControlInfoMap>::deserialize(std::vector<uint8_t>::const_itera
* This validity is necessary so that we don't send -1 fd over sendmsg(). It
* also allows us to simply send the entire fd vector into the deserializer
* and it will be recursively consumed as necessary.
- *
- * \todo Consider serializing the FileDescriptor in 4 bytes to ensure
- * 32-bit alignment of all serialized data
*/
template<>
-std::tuple<std::vector<uint8_t>, std::vector<int32_t>>
+std::tuple<std::vector<uint8_t>, std::vector<FileDescriptor>>
IPADataSerializer<FileDescriptor>::serialize(const FileDescriptor &data,
[[maybe_unused]] ControlSerializer *cs)
{
- std::vector<uint8_t> dataVec = { data.isValid() };
- std::vector<int32_t> fdVec;
+ std::vector<uint8_t> dataVec;
+ std::vector<FileDescriptor> fdVec;
+
+ /*
+ * Store as uint32_t to prepare for conversion from validity flag
+ * to index, and for alignment.
+ */
+ appendPOD<uint32_t>(dataVec, data.isValid());
+
if (data.isValid())
- fdVec.push_back(data.fd());
+ fdVec.push_back(data);
+
return { dataVec, fdVec };
}
template<>
-FileDescriptor IPADataSerializer<FileDescriptor>::deserialize(std::vector<uint8_t>::const_iterator dataBegin,
- std::vector<uint8_t>::const_iterator dataEnd,
- std::vector<int32_t>::const_iterator fdsBegin,
- std::vector<int32_t>::const_iterator fdsEnd,
+FileDescriptor IPADataSerializer<FileDescriptor>::deserialize([[maybe_unused]] std::vector<uint8_t>::const_iterator dataBegin,
+ [[maybe_unused]] std::vector<uint8_t>::const_iterator dataEnd,
+ std::vector<FileDescriptor>::const_iterator fdsBegin,
+ std::vector<FileDescriptor>::const_iterator fdsEnd,
[[maybe_unused]] ControlSerializer *cs)
{
- ASSERT(std::distance(dataBegin, dataEnd) >= 1);
+ ASSERT(std::distance(dataBegin, dataEnd) >= 4);
- bool valid = !!(*dataBegin);
+ uint32_t valid = readPOD<uint32_t>(dataBegin, 0, dataEnd);
ASSERT(!(valid && std::distance(fdsBegin, fdsEnd) < 1));
- return valid ? FileDescriptor(*fdsBegin) : FileDescriptor();
+ return valid ? *fdsBegin : FileDescriptor();
}
template<>
FileDescriptor IPADataSerializer<FileDescriptor>::deserialize(const std::vector<uint8_t> &data,
- const std::vector<int32_t> &fds,
+ const std::vector<FileDescriptor> &fds,
[[maybe_unused]] ControlSerializer *cs)
{
return deserialize(data.cbegin(), data.end(), fds.cbegin(), fds.end());
@@ -561,19 +568,19 @@ FileDescriptor IPADataSerializer<FileDescriptor>::deserialize(const std::vector<
/*
* FrameBuffer::Plane is serialized as:
*
- * 1 byte - FileDescriptor
+ * 4 byte - FileDescriptor
* 4 bytes - uint32_t Length
*/
template<>
-std::tuple<std::vector<uint8_t>, std::vector<int32_t>>
+std::tuple<std::vector<uint8_t>, std::vector<FileDescriptor>>
IPADataSerializer<FrameBuffer::Plane>::serialize(const FrameBuffer::Plane &data,
[[maybe_unused]] ControlSerializer *cs)
{
std::vector<uint8_t> dataVec;
- std::vector<int32_t> fdsVec;
+ std::vector<FileDescriptor> fdsVec;
std::vector<uint8_t> fdBuf;
- std::vector<int32_t> fdFds;
+ std::vector<FileDescriptor> fdFds;
std::tie(fdBuf, fdFds) =
IPADataSerializer<FileDescriptor>::serialize(data.fd);
dataVec.insert(dataVec.end(), fdBuf.begin(), fdBuf.end());
@@ -588,15 +595,15 @@ template<>
FrameBuffer::Plane
IPADataSerializer<FrameBuffer::Plane>::deserialize(std::vector<uint8_t>::const_iterator dataBegin,
std::vector<uint8_t>::const_iterator dataEnd,
- std::vector<int32_t>::const_iterator fdsBegin,
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsEnd,
+ std::vector<FileDescriptor>::const_iterator fdsBegin,
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsEnd,
[[maybe_unused]] ControlSerializer *cs)
{
FrameBuffer::Plane ret;
- ret.fd = IPADataSerializer<FileDescriptor>::deserialize(dataBegin, dataBegin + 1,
+ ret.fd = IPADataSerializer<FileDescriptor>::deserialize(dataBegin, dataBegin + 4,
fdsBegin, fdsBegin + 1);
- ret.length = readPOD<uint32_t>(dataBegin, 1, dataEnd);
+ ret.length = readPOD<uint32_t>(dataBegin, 4, dataEnd);
return ret;
}
@@ -604,7 +611,7 @@ IPADataSerializer<FrameBuffer::Plane>::deserialize(std::vector<uint8_t>::const_i
template<>
FrameBuffer::Plane
IPADataSerializer<FrameBuffer::Plane>::deserialize(const std::vector<uint8_t> &data,
- const std::vector<int32_t> &fds,
+ const std::vector<FileDescriptor> &fds,
ControlSerializer *cs)
{
return deserialize(data.cbegin(), data.end(), fds.cbegin(), fds.end(), cs);
diff --git a/src/libcamera/ipc_pipe.cpp b/src/libcamera/ipc_pipe.cpp
index 28e20e03..84136a82 100644
--- a/src/libcamera/ipc_pipe.cpp
+++ b/src/libcamera/ipc_pipe.cpp
@@ -77,13 +77,17 @@ IPCMessage::IPCMessage(const Header &header)
*
* This essentially converts an IPCUnixSocket payload into an IPCMessage.
* The header is extracted from the payload into the IPCMessage's header field.
+ *
+ * If the IPCUnixSocket payload had any valid file descriptors, then they will
+ * all be invalidated.
*/
-IPCMessage::IPCMessage(const IPCUnixSocket::Payload &payload)
+IPCMessage::IPCMessage(IPCUnixSocket::Payload &payload)
{
memcpy(&header_, payload.data.data(), sizeof(header_));
data_ = std::vector<uint8_t>(payload.data.begin() + sizeof(header_),
payload.data.end());
- fds_ = payload.fds;
+ for (int32_t &fd : payload.fds)
+ fds_.push_back(FileDescriptor(std::move(fd)));
}
/**
@@ -104,7 +108,9 @@ IPCUnixSocket::Payload IPCMessage::payload() const
/* \todo Make this work without copy */
memcpy(payload.data.data() + sizeof(Header), data_.data(), data_.size());
- payload.fds = fds_;
+
+ for (const FileDescriptor &fd : fds_)
+ payload.fds.push_back(fd.fd());
return payload;
}
diff --git a/test/serialization/ipa_data_serializer_test.cpp b/test/serialization/ipa_data_serializer_test.cpp
index bf7e34e2..eca19a66 100644
--- a/test/serialization/ipa_data_serializer_test.cpp
+++ b/test/serialization/ipa_data_serializer_test.cpp
@@ -53,7 +53,7 @@ template<typename T>
int testPodSerdes(T in)
{
std::vector<uint8_t> buf;
- std::vector<int32_t> fds;
+ std::vector<FileDescriptor> fds;
std::tie(buf, fds) = IPADataSerializer<T>::serialize(in);
T out = IPADataSerializer<T>::deserialize(buf, fds);
@@ -72,7 +72,7 @@ int testVectorSerdes(const std::vector<T> &in,
ControlSerializer *cs = nullptr)
{
std::vector<uint8_t> buf;
- std::vector<int32_t> fds;
+ std::vector<FileDescriptor> fds;
std::tie(buf, fds) = IPADataSerializer<std::vector<T>>::serialize(in, cs);
std::vector<T> out = IPADataSerializer<std::vector<T>>::deserialize(buf, fds, cs);
@@ -92,7 +92,7 @@ int testMapSerdes(const std::map<K, V> &in,
ControlSerializer *cs = nullptr)
{
std::vector<uint8_t> buf;
- std::vector<int32_t> fds;
+ std::vector<FileDescriptor> fds;
std::tie(buf, fds) = IPADataSerializer<std::map<K, V>>::serialize(in, cs);
std::map<K, V> out = IPADataSerializer<std::map<K, V>>::deserialize(buf, fds, cs);
@@ -219,7 +219,7 @@ private:
};
std::vector<uint8_t> buf;
- std::vector<int32_t> fds;
+ std::vector<FileDescriptor> fds;
if (testVectorSerdes(vecUint8) != TestPass)
return TestFail;
@@ -291,7 +291,7 @@ private:
{ { "a", { 1, 2, 3 } }, { "b", { 4, 5, 6 } }, { "c", { 7, 8, 9 } } };
std::vector<uint8_t> buf;
- std::vector<int32_t> fds;
+ std::vector<FileDescriptor> fds;
if (testMapSerdes(mapUintStr) != TestPass)
return TestFail;
@@ -359,7 +359,7 @@ private:
std::string strEmpty = "";
std::vector<uint8_t> buf;
- std::vector<int32_t> fds;
+ std::vector<FileDescriptor> fds;
if (testPodSerdes(u32min) != TestPass)
return TestFail;
diff --git a/utils/ipc/generators/libcamera_templates/module_ipa_proxy.cpp.tmpl b/utils/ipc/generators/libcamera_templates/module_ipa_proxy.cpp.tmpl
index a4e008c7..aab1fffb 100644
--- a/utils/ipc/generators/libcamera_templates/module_ipa_proxy.cpp.tmpl
+++ b/utils/ipc/generators/libcamera_templates/module_ipa_proxy.cpp.tmpl
@@ -236,7 +236,7 @@ void {{proxy_name}}::recvMessage(const IPCMessage &data)
void {{proxy_name}}::{{method.mojom_name}}IPC(
std::vector<uint8_t>::const_iterator data,
size_t dataSize,
- [[maybe_unused]] const std::vector<int32_t> &fds)
+ [[maybe_unused]] const std::vector<FileDescriptor> &fds)
{
{%- for param in method.parameters %}
{{param|name}} {{param.mojom_name}};
diff --git a/utils/ipc/generators/libcamera_templates/module_ipa_proxy.h.tmpl b/utils/ipc/generators/libcamera_templates/module_ipa_proxy.h.tmpl
index c222f5f2..1979e68f 100644
--- a/utils/ipc/generators/libcamera_templates/module_ipa_proxy.h.tmpl
+++ b/utils/ipc/generators/libcamera_templates/module_ipa_proxy.h.tmpl
@@ -65,7 +65,7 @@ private:
void {{method.mojom_name}}IPC(
std::vector<uint8_t>::const_iterator data,
size_t dataSize,
- const std::vector<int32_t> &fds);
+ const std::vector<FileDescriptor> &fds);
{% endfor %}
/* Helper class to invoke async functions in another thread. */
diff --git a/utils/ipc/generators/libcamera_templates/proxy_functions.tmpl b/utils/ipc/generators/libcamera_templates/proxy_functions.tmpl
index ea9cc86b..ebcd2aaa 100644
--- a/utils/ipc/generators/libcamera_templates/proxy_functions.tmpl
+++ b/utils/ipc/generators/libcamera_templates/proxy_functions.tmpl
@@ -54,7 +54,7 @@
{%- for param in params %}
std::vector<uint8_t> {{param.mojom_name}}Buf;
{%- if param|has_fd %}
- std::vector<int32_t> {{param.mojom_name}}Fds;
+ std::vector<FileDescriptor> {{param.mojom_name}}Fds;
std::tie({{param.mojom_name}}Buf, {{param.mojom_name}}Fds) =
{%- else %}
std::tie({{param.mojom_name}}Buf, std::ignore) =
diff --git a/utils/ipc/generators/libcamera_templates/serializer.tmpl b/utils/ipc/generators/libcamera_templates/serializer.tmpl
index d8d55807..b8ef8e7b 100644
--- a/utils/ipc/generators/libcamera_templates/serializer.tmpl
+++ b/utils/ipc/generators/libcamera_templates/serializer.tmpl
@@ -40,7 +40,7 @@
retData.insert(retData.end(), {{field.mojom_name}}.begin(), {{field.mojom_name}}.end());
{%- elif field|is_fd %}
std::vector<uint8_t> {{field.mojom_name}};
- std::vector<int32_t> {{field.mojom_name}}Fds;
+ std::vector<FileDescriptor> {{field.mojom_name}}Fds;
std::tie({{field.mojom_name}}, {{field.mojom_name}}Fds) =
IPADataSerializer<{{field|name}}>::serialize(data.{{field.mojom_name}});
retData.insert(retData.end(), {{field.mojom_name}}.begin(), {{field.mojom_name}}.end());
@@ -58,7 +58,7 @@
{%- elif field|is_plain_struct or field|is_array or field|is_map or field|is_str %}
std::vector<uint8_t> {{field.mojom_name}};
{%- if field|has_fd %}
- std::vector<int32_t> {{field.mojom_name}}Fds;
+ std::vector<FileDescriptor> {{field.mojom_name}}Fds;
std::tie({{field.mojom_name}}, {{field.mojom_name}}Fds) =
{%- else %}
std::tie({{field.mojom_name}}, std::ignore) =
@@ -104,9 +104,9 @@
dataSize -= {{field_size}};
{%- endif %}
{% elif field|is_fd %}
- {%- set field_size = 1 %}
+ {%- set field_size = 4 %}
{{- check_data_size(field_size, 'dataSize', field.mojom_name, 'data')}}
- ret.{{field.mojom_name}} = IPADataSerializer<{{field|name}}>::deserialize(m, m + 1, n, n + 1, cs);
+ ret.{{field.mojom_name}} = IPADataSerializer<{{field|name}}>::deserialize(m, m + {{field_size}}, n, n + 1, cs);
{%- if not loop.last %}
m += {{field_size}};
dataSize -= {{field_size}};
@@ -177,7 +177,7 @@
# \a struct.
#}
{%- macro serializer(struct, namespace) %}
- static std::tuple<std::vector<uint8_t>, std::vector<int32_t>>
+ static std::tuple<std::vector<uint8_t>, std::vector<FileDescriptor>>
serialize(const {{struct|name_full}} &data,
{%- if struct|needs_control_serializer %}
ControlSerializer *cs)
@@ -187,7 +187,7 @@
{
std::vector<uint8_t> retData;
{%- if struct|has_fd %}
- std::vector<int32_t> retFds;
+ std::vector<FileDescriptor> retFds;
{%- endif %}
{%- for field in struct.fields %}
{{serializer_field(field, namespace, loop)}}
@@ -210,7 +210,7 @@
{%- macro deserializer_fd(struct, namespace) %}
static {{struct|name_full}}
deserialize(std::vector<uint8_t> &data,
- std::vector<int32_t> &fds,
+ std::vector<FileDescriptor> &fds,
{%- if struct|needs_control_serializer %}
ControlSerializer *cs)
{%- else %}
@@ -224,8 +224,8 @@
static {{struct|name_full}}
deserialize(std::vector<uint8_t>::const_iterator dataBegin,
std::vector<uint8_t>::const_iterator dataEnd,
- std::vector<int32_t>::const_iterator fdsBegin,
- std::vector<int32_t>::const_iterator fdsEnd,
+ std::vector<FileDescriptor>::const_iterator fdsBegin,
+ std::vector<FileDescriptor>::const_iterator fdsEnd,
{%- if struct|needs_control_serializer %}
ControlSerializer *cs)
{%- else %}
@@ -234,7 +234,7 @@
{
{{struct|name_full}} ret;
std::vector<uint8_t>::const_iterator m = dataBegin;
- std::vector<int32_t>::const_iterator n = fdsBegin;
+ std::vector<FileDescriptor>::const_iterator n = fdsBegin;
size_t dataSize = std::distance(dataBegin, dataEnd);
[[maybe_unused]] size_t fdsSize = std::distance(fdsBegin, fdsEnd);
@@ -255,7 +255,7 @@
{%- macro deserializer_fd_simple(struct, namespace) %}
static {{struct|name_full}}
deserialize(std::vector<uint8_t> &data,
- [[maybe_unused]] std::vector<int32_t> &fds,
+ [[maybe_unused]] std::vector<FileDescriptor> &fds,
ControlSerializer *cs = nullptr)
{
return IPADataSerializer<{{struct|name_full}}>::deserialize(data.cbegin(), data.cend(), cs);
@@ -264,8 +264,8 @@
static {{struct|name_full}}
deserialize(std::vector<uint8_t>::const_iterator dataBegin,
std::vector<uint8_t>::const_iterator dataEnd,
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsBegin,
- [[maybe_unused]] std::vector<int32_t>::const_iterator fdsEnd,
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsBegin,
+ [[maybe_unused]] std::vector<FileDescriptor>::const_iterator fdsEnd,
ControlSerializer *cs = nullptr)
{
return IPADataSerializer<{{struct|name_full}}>::deserialize(dataBegin, dataEnd, cs);
generated by cgit v1.2.1 (git 2.18.0) at 2024-05-17 11:46:04 +0000