mapinfo *init_mapinfo(int pid)
{
mapinfo *head = NULL, *prev, *t;
char data[1024];
FILE *fp;
sprintf(data, "/proc/%d/maps", pid);
// strcpy(data, "/proc/28037/maps");
fp = fopen(data, "r");
if(fp) {
while(fgets(data, sizeof(data), fp)) {
t = parse_maps_line(data);
if(t){
head = t;
break;
}
}
if(!head)
return NULL;
prev = head;
while(fgets(data, sizeof(data), fp)) {
mapinfo *mi = parse_maps_line(data);
if(mi) {
prev->next = mi;
prev = mi;
}
}
fclose(fp);
}
__android_log_print(ANDROID_LOG_INFO, LOG_TAG,"init_mapinfo head=%x\n", head);
return head;
}
void dump_crash_report(int tfd, unsigned pid, unsigned tid, bool at_fault)
{
char data[1024];
FILE *fp;
mapinfo *milist = 0;
unsigned int sp_list[STACK_CONTENT_DEPTH];
int stack_depth;
int frame0_pc_sane = 1;
if (!at_fault) {
_LOG(tfd, true,
"--- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---\n");
_LOG(tfd, true, "pid: %d, tid: %d\n", pid, tid);
}
dump_registers(tfd, tid, at_fault);
/* Clear stack pointer records */
memset(sp_list, 0, sizeof(sp_list));
sprintf(data, "/proc/%d/maps", pid);
fp = fopen(data, "r");
if(fp) {
while(fgets(data, 1024, fp)) {
mapinfo *mi = parse_maps_line(data);
if(mi) {
mi->next = milist;
milist = mi;
}
}
fclose(fp);
}
parse_exidx_info(milist, tid);
/* If stack unwinder fails, use the default solution to dump the stack
* content.
*/
stack_depth = unwind_backtrace_with_ptrace(tfd, tid, milist, sp_list,
&frame0_pc_sane, at_fault);
/* The stack unwinder should at least unwind two levels of stack. If less
* level is seen we make sure at lease pc and lr are dumped.
*/
if (stack_depth < 2) {
dump_pc_and_lr(tfd, tid, milist, stack_depth, at_fault);
}
dump_stack_and_code(tfd, tid, milist, stack_depth, sp_list, frame0_pc_sane,
at_fault);
while(milist) {
mapinfo *next = milist->next;
free(milist);
milist = next;
}
}
__LIBC_HIDDEN__ mapinfo_t* mapinfo_create(pid_t pid) {
struct mapinfo_t* milist = NULL;
char data[1024]; // Used to read lines as well as to construct the filename.
snprintf(data, sizeof(data), "/proc/%d/maps", pid);
FILE* fp = fopen(data, "r");
if (fp != NULL) {
while (fgets(data, sizeof(data), fp) != NULL) {
mapinfo_t* mi = parse_maps_line(data);
if (mi) {
mi->next = milist;
milist = mi;
}
}
fclose(fp);
}
return milist;
}
__LIBC_HIDDEN__
mapinfo *init_mapinfo(int pid)
{
struct mapinfo *milist = NULL;
char data[1024];
sprintf(data, "/proc/%d/maps", pid);
FILE *fp = fopen(data, "r");
if(fp) {
while(fgets(data, sizeof(data), fp)) {
mapinfo *mi = parse_maps_line(data);
if(mi) {
mi->next = milist;
milist = mi;
}
}
fclose(fp);
}
return milist;
}
map_info_t* load_map_info_list(pid_t tid) {
char path[PATH_MAX];
char line[1024];
FILE* fp;
map_info_t* milist = NULL;
snprintf(path, PATH_MAX, "/proc/%d/maps", tid);
fp = fopen(path, "r");
if (fp) {
while(fgets(line, sizeof(line), fp)) {
map_info_t* mi = parse_maps_line(line);
if (mi) {
mi->next = milist;
milist = mi;
}
}
fclose(fp);
}
return milist;
}
mapinfo *get_process_mapinfo()
{
char data[1024];
mapinfo *milist = 0;
FILE *fp;
sprintf(data, "/proc/%d/maps", getpid());
fp = fopen(data, "r");
if(fp) {
while(fgets(data, 1024, fp)) {
mapinfo *mi = parse_maps_line(data);
if(mi) {
mi->next = milist;
milist = mi;
}
}
fclose(fp);
}
return milist;
}
mapinfo* getMapInfoList() {
Mutex::Autolock _l(mLock);
if (milist == 0) {
char data[1024];
FILE *fp;
sprintf(data, "/proc/%d/maps", getpid());
fp = fopen(data, "r");
if (fp) {
while(fgets(data, 1024, fp)) {
mapinfo *mi = parse_maps_line(data);
if(mi) {
mi->next = milist;
milist = mi;
}
}
fclose(fp);
}
}
return milist;
}
