48 static void init_context(android_log_context_internal* context, uint32_t tag) {  in init_context()  argument
49   context->tag = tag;  in init_context()
50   context->read_write_flag = kAndroidLoggerWrite;  in init_context()
52   if ((context->pos + needed) > MAX_EVENT_PAYLOAD) {  in init_context()
53     context->overflow = true;  in init_context()
56   context->storage[context->pos + 0] = EVENT_TYPE_LIST;  in init_context()
57   context->list[0] = context->pos + 1;  in init_context()
58   context->pos += needed;  in init_context()
61 static void init_parser_context(android_log_context_internal* context, const char* msg,  in init_parser_context()  argument
64   context->len = len;  in init_parser_context()
65   memcpy(context->storage, msg, len);  in init_parser_context()
66   context->read_write_flag = kAndroidLoggerRead;  in init_parser_context()
70   android_log_context_internal* context;  in create_android_logger()  local
72   context =  in create_android_logger()
74   if (!context) {  in create_android_logger()
77   init_context(context, tag);  in create_android_logger()
79   return (android_log_context)context;  in create_android_logger()
83   android_log_context_internal* context;  in create_android_log_parser()  local
85   context =  in create_android_log_parser()
87   if (!context) {  in create_android_log_parser()
90   init_parser_context(context, msg, len);  in create_android_log_parser()
92   return (android_log_context)context;  in create_android_log_parser()
96   android_log_context_internal* context;  in android_log_destroy()  local
98   context = (android_log_context_internal*)*ctx;  in android_log_destroy()
99   if (!context) {  in android_log_destroy()
102   memset(context, 0, sizeof(*context));  in android_log_destroy()
103   free(context);  in android_log_destroy()
108 int android_log_reset(android_log_context context) {  in android_log_reset()  argument
111   if (!context || (kAndroidLoggerWrite != context->read_write_flag)) {  in android_log_reset()
115   tag = context->tag;  in android_log_reset()
116   memset(context, 0, sizeof(*context));  in android_log_reset()
117   init_context(context, tag);  in android_log_reset()
122 int android_log_parser_reset(android_log_context context, const char* msg, size_t len) {  in android_log_parser_reset()  argument
123   if (!context || (kAndroidLoggerRead != context->read_write_flag)) {  in android_log_parser_reset()
127   memset(context, 0, sizeof(*context));  in android_log_parser_reset()
128   init_parser_context(context, msg, len);  in android_log_parser_reset()
133 int android_log_write_list_begin(android_log_context context) {  in android_log_write_list_begin()  argument
134   if (!context || (kAndroidLoggerWrite != context->read_write_flag)) {  in android_log_write_list_begin()
137   if (context->list_nest_depth > ANDROID_MAX_LIST_NEST_DEPTH) {  in android_log_write_list_begin()
138     context->overflow = true;  in android_log_write_list_begin()
142   if ((context->pos + needed) > MAX_EVENT_PAYLOAD) {  in android_log_write_list_begin()
143     context->overflow = true;  in android_log_write_list_begin()
146   context->count[context->list_nest_depth]++;  in android_log_write_list_begin()
147   context->list_nest_depth++;  in android_log_write_list_begin()
148   if (context->list_nest_depth > ANDROID_MAX_LIST_NEST_DEPTH) {  in android_log_write_list_begin()
149     context->overflow = true;  in android_log_write_list_begin()
152   if (context->overflow) {  in android_log_write_list_begin()
155   auto* event_list = reinterpret_cast<android_event_list_t*>(&context->storage[context->pos]);  in android_log_write_list_begin()
158   context->list[context->list_nest_depth] = context->pos + 1;  in android_log_write_list_begin()
159   context->count[context->list_nest_depth] = 0;  in android_log_write_list_begin()
160   context->pos += needed;  in android_log_write_list_begin()
164 int android_log_write_int32(android_log_context context, int32_t value) {  in android_log_write_int32()  argument
165   if (!context || (kAndroidLoggerWrite != context->read_write_flag)) {  in android_log_write_int32()
168   if (context->overflow) {  in android_log_write_int32()
172   if ((context->pos + needed) > MAX_EVENT_PAYLOAD) {  in android_log_write_int32()
173     context->overflow = true;  in android_log_write_int32()
176   context->count[context->list_nest_depth]++;  in android_log_write_int32()
177   auto* event_int = reinterpret_cast<android_event_int_t*>(&context->storage[context->pos]);  in android_log_write_int32()
180   context->pos += needed;  in android_log_write_int32()
184 int android_log_write_int64(android_log_context context, int64_t value) {  in android_log_write_int64()  argument
185   if (!context || (kAndroidLoggerWrite != context->read_write_flag)) {  in android_log_write_int64()
188   if (context->overflow) {  in android_log_write_int64()
192   if ((context->pos + needed) > MAX_EVENT_PAYLOAD) {  in android_log_write_int64()
193     context->overflow = true;  in android_log_write_int64()
196   context->count[context->list_nest_depth]++;  in android_log_write_int64()
197   auto* event_long = reinterpret_cast<android_event_long_t*>(&context->storage[context->pos]);  in android_log_write_int64()
200   context->pos += needed;  in android_log_write_int64()
204 int android_log_write_string8_len(android_log_context context, const char* value, size_t maxlen) {  in android_log_write_string8_len()  argument
205   if (!context || (kAndroidLoggerWrite != context->read_write_flag)) {  in android_log_write_string8_len()
208   if (context->overflow) {  in android_log_write_string8_len()
216   if ((context->pos + needed) > MAX_EVENT_PAYLOAD) {  in android_log_write_string8_len()
218     len = MAX_EVENT_PAYLOAD - context->pos - 1 - sizeof(int32_t);  in android_log_write_string8_len()
220       context->overflow = true;  in android_log_write_string8_len()
224   context->count[context->list_nest_depth]++;  in android_log_write_string8_len()
225   auto* event_string = reinterpret_cast<android_event_string_t*>(&context->storage[context->pos]);  in android_log_write_string8_len()
231   context->pos += needed;  in android_log_write_string8_len()
239 int android_log_write_float32(android_log_context context, float value) {  in android_log_write_float32()  argument
240   if (!context || (kAndroidLoggerWrite != context->read_write_flag)) {  in android_log_write_float32()
243   if (context->overflow) {  in android_log_write_float32()
247   if ((context->pos + needed) > MAX_EVENT_PAYLOAD) {  in android_log_write_float32()
248     context->overflow = true;  in android_log_write_float32()
251   context->count[context->list_nest_depth]++;  in android_log_write_float32()
252   auto* event_float = reinterpret_cast<android_event_float_t*>(&context->storage[context->pos]);  in android_log_write_float32()
255   context->pos += needed;  in android_log_write_float32()
259 int android_log_write_list_end(android_log_context context) {  in android_log_write_list_end()  argument
260   if (!context || (kAndroidLoggerWrite != context->read_write_flag)) {  in android_log_write_list_end()
263   if (context->list_nest_depth > ANDROID_MAX_LIST_NEST_DEPTH) {  in android_log_write_list_end()
264     context->overflow = true;  in android_log_write_list_end()
265     context->list_nest_depth--;  in android_log_write_list_end()
268   if (!context->list_nest_depth) {  in android_log_write_list_end()
269     context->overflow = true;  in android_log_write_list_end()
272   if (context->list[context->list_nest_depth] <= 0) {  in android_log_write_list_end()
273     context->list_nest_depth--;  in android_log_write_list_end()
274     context->overflow = true;  in android_log_write_list_end()
277   context->storage[context->list[context->list_nest_depth]] =  in android_log_write_list_end()
278       context->count[context->list_nest_depth];  in android_log_write_list_end()
279   context->list_nest_depth--;  in android_log_write_list_end()
286 int android_log_write_list(android_log_context context, log_id_t id) {  in android_log_write_list()  argument
294   if (!context || (kAndroidLoggerWrite != context->read_write_flag)) {  in android_log_write_list()
297   if (context->list_nest_depth) {  in android_log_write_list()
301   context->storage[1] = context->count[0];  in android_log_write_list()
302   len = context->len = context->pos;  in android_log_write_list()
303   msg = (const char*)context->storage;  in android_log_write_list()
305   if (context->count[0] <= 1) {  in android_log_write_list()
313              ? __android_log_bwrite(context->tag, msg, len)  in android_log_write_list()
314              : ((id == LOG_ID_STATS) ? __android_log_stats_bwrite(context->tag, msg, len)  in android_log_write_list()
315                                      : __android_log_security_bwrite(context->tag, msg, len));  in android_log_write_list()
318 int android_log_write_list_buffer(android_log_context context, const char** buffer) {  in android_log_write_list_buffer()  argument
322   if (!context || (kAndroidLoggerWrite != context->read_write_flag)) {  in android_log_write_list_buffer()
325   if (context->list_nest_depth) {  in android_log_write_list_buffer()
332   context->storage[1] = context->count[0];  in android_log_write_list_buffer()
333   len = context->len = context->pos;  in android_log_write_list_buffer()
334   msg = (const char*)context->storage;  in android_log_write_list_buffer()
336   if (context->count[0] <= 1) {  in android_log_write_list_buffer()
354 static android_log_list_element android_log_read_next_internal(android_log_context context,  in android_log_read_next_internal()  argument
362   if (!context || (kAndroidLoggerRead != context->read_write_flag) ||  in android_log_read_next_internal()
363       (context->list_nest_depth > ANDROID_MAX_LIST_NEST_DEPTH) ||  in android_log_read_next_internal()
364       (context->count[context->list_nest_depth] >=  in android_log_read_next_internal()
367     if (context &&  in android_log_read_next_internal()
368         (context->list_stop || ((context->list_nest_depth <= ANDROID_MAX_LIST_NEST_DEPTH) &&  in android_log_read_next_internal()
369                                 !context->count[context->list_nest_depth]))) {  in android_log_read_next_internal()
380   pos = context->pos;  in android_log_read_next_internal()
381   if (context->list_stop) {  in android_log_read_next_internal()
383     elem.complete = !context->count[0] && (!context->list_nest_depth ||  in android_log_read_next_internal()
384                                            ((context->list_nest_depth == 1) && !context->count[1]));  in android_log_read_next_internal()
387       if (context->storage[pos] == EVENT_TYPE_LIST_STOP) {  in android_log_read_next_internal()
388         context->pos = pos + 1;  in android_log_read_next_internal()
390       if (context->list_nest_depth) {  in android_log_read_next_internal()
391         --context->list_nest_depth;  in android_log_read_next_internal()
392         if (context->count[context->list_nest_depth]) {  in android_log_read_next_internal()
393           context->list_stop = false;  in android_log_read_next_internal()
396         context->list_stop = false;  in android_log_read_next_internal()
401   if ((pos + 1) > context->len) {  in android_log_read_next_internal()
407   elem.type = static_cast<AndroidEventLogType>(context->storage[pos]);  in android_log_read_next_internal()
414       if ((pos + sizeof(android_event_int_t)) > context->len) {  in android_log_read_next_internal()
419       auto* event_int = reinterpret_cast<android_event_int_t*>(&context->storage[pos]);  in android_log_read_next_internal()
423       elem.complete = !context->list_nest_depth && !context->count[0];  in android_log_read_next_internal()
425         if (!context->count[context->list_nest_depth] ||  in android_log_read_next_internal()
426             !--(context->count[context->list_nest_depth])) {  in android_log_read_next_internal()
427           context->list_stop = true;  in android_log_read_next_internal()
429         context->pos = pos;  in android_log_read_next_internal()
436       if ((pos + sizeof(android_event_long_t)) > context->len) {  in android_log_read_next_internal()
441       auto* event_long = reinterpret_cast<android_event_long_t*>(&context->storage[pos]);  in android_log_read_next_internal()
445       elem.complete = !context->list_nest_depth && !context->count[0];  in android_log_read_next_internal()
447         if (!context->count[context->list_nest_depth] ||  in android_log_read_next_internal()
448             !--(context->count[context->list_nest_depth])) {  in android_log_read_next_internal()
449           context->list_stop = true;  in android_log_read_next_internal()
451         context->pos = pos;  in android_log_read_next_internal()
457       if ((pos + sizeof(android_event_string_t)) > context->len) {  in android_log_read_next_internal()
462       auto* event_string = reinterpret_cast<android_event_string_t*>(&context->storage[pos]);  in android_log_read_next_internal()
470       if ((pos + elem.len) > context->len) {  in android_log_read_next_internal()
471         elem.len = context->len - pos; /* truncate string */  in android_log_read_next_internal()
481       elem.complete = !context->list_nest_depth && !context->count[0];  in android_log_read_next_internal()
483         if (!context->count[context->list_nest_depth] ||  in android_log_read_next_internal()
484             !--(context->count[context->list_nest_depth])) {  in android_log_read_next_internal()
485           context->list_stop = true;  in android_log_read_next_internal()
487         context->pos = pos;  in android_log_read_next_internal()
493       if ((pos + sizeof(android_event_list_t)) > context->len) {  in android_log_read_next_internal()
498       auto* event_list = reinterpret_cast<android_event_list_t*>(&context->storage[pos]);  in android_log_read_next_internal()
500       elem.complete = context->list_nest_depth >= ANDROID_MAX_LIST_NEST_DEPTH;  in android_log_read_next_internal()
504       if (context->count[context->list_nest_depth]) {  in android_log_read_next_internal()
505         context->count[context->list_nest_depth]--;  in android_log_read_next_internal()
507       context->list_stop = event_list->element_count == 0;  in android_log_read_next_internal()
508       context->list_nest_depth++;  in android_log_read_next_internal()
509       if (context->list_nest_depth <= ANDROID_MAX_LIST_NEST_DEPTH) {  in android_log_read_next_internal()
510         context->count[context->list_nest_depth] = event_list->element_count;  in android_log_read_next_internal()
512       context->pos = pos;  in android_log_read_next_internal()
519         context->pos = pos;  in android_log_read_next_internal()
522       elem.complete = !context->list_nest_depth;  in android_log_read_next_internal()
523       if (context->list_nest_depth > 0) {  in android_log_read_next_internal()
526           context->list_nest_depth--;  in android_log_read_next_internal()