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fix abi interface

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This commit is contained in:
awe
2026-04-13 18:01:49 +03:00
parent 25ac280617
commit 392709127f
1 changed files with 29 additions and 2 deletions
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31
adc_pin_probe.cpp
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@ -369,7 +369,25 @@ Fn load_symbol(ModuleHandle module, const char* name) {
#endif
}
template <typename Fn>
Fn load_symbol_optional(ModuleHandle module, const char* name) {
#ifdef _WIN32
const auto addr = GetProcAddress(module, name);
return (addr != nullptr) ? reinterpret_cast<Fn>(addr) : nullptr;
#else
dlerror();
void* addr = dlsym(module, name);
const char* error = dlerror();
if ((addr == nullptr) || (error != nullptr)) {
return nullptr;
}
return reinterpret_cast<Fn>(addr);
#endif
}
struct Api {
using GetDevInfoFn = int32_t (*)(t_x502_hnd, t_x502_info*);
ModuleHandle x502_module = nullptr;
ModuleHandle e502_module = nullptr;
@ -377,6 +395,7 @@ struct Api {
decltype(&X502_Free) Free = nullptr;
decltype(&X502_Close) Close = nullptr;
decltype(&X502_GetErrorString) GetErrorString = nullptr;
GetDevInfoFn GetDevInfo = nullptr;
decltype(&X502_GetDevInfo2) GetDevInfo2 = nullptr;
decltype(&X502_SetMode) SetMode = nullptr;
decltype(&X502_StreamsStop) StreamsStop = nullptr;
@ -416,7 +435,11 @@ struct Api {
Free = load_symbol<decltype(Free)>(x502_module, "X502_Free");
Close = load_symbol<decltype(Close)>(x502_module, "X502_Close");
GetErrorString = load_symbol<decltype(GetErrorString)>(x502_module, "X502_GetErrorString");
GetDevInfo2 = load_symbol<decltype(GetDevInfo2)>(x502_module, "X502_GetDevInfo2");
GetDevInfo = load_symbol_optional<GetDevInfoFn>(x502_module, "X502_GetDevInfo");
GetDevInfo2 = load_symbol_optional<decltype(GetDevInfo2)>(x502_module, "X502_GetDevInfo2");
if ((GetDevInfo == nullptr) && (GetDevInfo2 == nullptr)) {
fail("Neither X502_GetDevInfo2 nor X502_GetDevInfo is available in x502 API library");
}
SetMode = load_symbol<decltype(SetMode)>(x502_module, "X502_SetMode");
StreamsStop = load_symbol<decltype(StreamsStop)>(x502_module, "X502_StreamsStop");
StreamsDisable = load_symbol<decltype(StreamsDisable)>(x502_module, "X502_StreamsDisable");
@ -669,7 +692,11 @@ int run(const Config& cfg) {
device.opened = true;
t_x502_info info{};
err = api.GetDevInfo2(device.hnd, &info, sizeof(info));
if (api.GetDevInfo2 != nullptr) {
err = api.GetDevInfo2(device.hnd, &info, sizeof(info));
} else {
err = api.GetDevInfo(device.hnd, &info);
}
expect_ok(api, err, "Get device info");
print_device_info(info);