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extern "C" {
#include <sys/system_properties.h>
}
#include <android/log.h>
#include <dlfcn.h>
#include "NptLogging.h"
/*----------------------------------------------------------------------
| android_property_get
+---------------------------------------------------------------------*/
static int android_property_get(const char* name, char* value) {
static int (*__real_system_property_get)(const char*, char*) = NULL;
if (__real_system_property_get == NULL) {
void* handle = dlopen("libc.so", 0);
if (!handle) {
__android_log_print(ANDROID_LOG_DEBUG, "Neptune", "Cannot dlopen libc.so: %s", dlerror());
return 0;
}
__real_system_property_get = reinterpret_cast<int (*)(const char*, char*)>(
dlsym(handle, "__system_property_get"));
if (!__real_system_property_get) {
__android_log_print(ANDROID_LOG_DEBUG, "Neptune", "Cannot resolve __system_property_get(): %s", dlerror());
return 0;
}
}
return (*__real_system_property_get)(name, value);
}
/*----------------------------------------------------------------------
| NPT_GetSystemLogConfig
+---------------------------------------------------------------------*/
NPT_Result
NPT_GetSystemLogConfig(NPT_String& config)
{
char android_npt_config[PROP_VALUE_MAX];
android_npt_config[0] = 0;
int prop_len = android_property_get("persist.neptune_log_config",
android_npt_config);
if (prop_len > 0) {
config = android_npt_config;
return NPT_SUCCESS;
} else {
return NPT_ERROR_NO_SUCH_PROPERTY;
}
}
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