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Add application version compatibility check.

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This commit is contained in:
cslashm 2019-03-07 23:34:53 +01:00
parent 6cadbdcd2d
commit 241f6080cc
2 changed files with 23 additions and 1 deletions
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10
src/device/device_ledger.cpp
View file

@ -304,6 +304,16 @@ namespace hw {
this->buffer_send[4] = offset-5;
this->length_send = offset;
this->exchange();
ASSERT_X(this->length_recv>=3, "Communication error, less than three bytes received. Check your application version.");
unsigned int device_version = 0;
device_version = VERSION(this->buffer_recv[0], this->buffer_recv[1], this->buffer_recv[2]);
ASSERT_X (device_version >= MINIMAL_APP_VERSION,
"Unsupported device application version: " << VERSION_MAJOR(device_version)<<"."<<VERSION_MINOR(device_version)<<"."<<VERSION_MICRO(device_version) <<
" At least " << MINIMAL_APP_VERSION_MAJOR<<"."<<MINIMAL_APP_VERSION_MINOR<<"."<<MINIMAL_APP_VERSION_MICRO<<" is required.");
return true;
}

12
src/device/device_ledger.hpp
View file

@ -41,6 +41,18 @@ namespace hw {
namespace ledger {
/* Minimal supported version */
#define MINIMAL_APP_VERSION_MAJOR 1
#define MINIMAL_APP_VERSION_MINOR 3
#define MINIMAL_APP_VERSION_MICRO 0
#define VERSION(M,m,u) ((M)<<16|(m)<<8|(u))
#define VERSION_MAJOR(v) (((v)>>16)&0xFF)
#define VERSION_MINOR(v) (((v)>>8)&0xFF)
#define VERSION_MICRO(v) (((v)>>0)&0xFF)
#define MINIMAL_APP_VERSION VERSION(MINIMAL_APP_VERSION_MAJOR, MINIMAL_APP_VERSION_MINOR, MINIMAL_APP_VERSION_MICRO)
void register_all(std::map<std::string, std::unique_ptr<device>> &registry);
#ifdef WITH_DEVICE_LEDGER