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api-impl: use liblog for android.util.Log; use Log.v for debugging prints and Log.w for stub tracing

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This commit is contained in:
Mis012
2023-09-06 17:42:24 +02:00
parent 49861ce4dd
commit 90cb1c925a
11 changed files with 181 additions and 54 deletions
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50
src/api-impl-jni/util.c
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@@ -1,3 +1,6 @@
#include <dlfcn.h>
#include <pthread.h>
#include "util.h"
struct handle_cache handle_cache = {0};
@@ -140,3 +143,50 @@ void extract_from_apk(const char *path, const char *target) {
JNIEnv *env = get_jni_env();
(*env)->CallStaticObjectMethod(env, handle_cache.asset_manager.class, handle_cache.asset_manager.extractFromAPK, _JSTRING(path), _JSTRING(target));
}
/* logging with fallback to stderr */
typedef int __android_log_vprint_type(int prio, const char *tag, const char *fmt, va_list ap);
static int fallback_verbose_log(int prio, const char *tag, const char *fmt, va_list ap)
{
int ret;
static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
pthread_mutex_lock(&mutex);
static char buf[1024];
ret = vsnprintf(buf, sizeof(buf), fmt, ap);
fprintf(stderr, "%lu: %s\n", pthread_self(), buf);
pthread_mutex_unlock(&mutex);
return ret;
}
static int android_log_vprintf(int prio, const char *tag, const char *fmt, va_list ap)
{
static __android_log_vprint_type *_android_log_vprintf = NULL;
if(!_android_log_vprintf) {
_android_log_vprintf = dlsym(RTLD_DEFAULT, "__android_log_vprint");
if(!_android_log_vprintf) {
_android_log_vprintf = &fallback_verbose_log;
}
}
return _android_log_vprintf(prio, tag, fmt, ap);
}
int android_log_printf(android_LogPriority prio, const char *tag, const char *fmt, ...)
{
int ret;
va_list ap;
va_start(ap, fmt);
ret = android_log_vprintf(prio, tag, fmt, ap);
va_end(ap);
return ret;
}