diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
new file mode 100644
index 0000000..7560416
--- /dev/null
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -0,0 +1,783 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <dirent.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <limits.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/capability.h>
+#include <sys/prctl.h>
+#include <sys/resource.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/wait.h>
+#include <unistd.h>
+
+#include <cutils/properties.h>
+
+#include "private/android_filesystem_config.h"
+
+#define LOG_TAG "dumpstate"
+#include <cutils/log.h>
+
+#include "dumpstate.h"
+
+/* read before root is shed */
+static char cmdline_buf[16384] = "(unknown)";
+static const char *dump_traces_path = NULL;
+
+static char screenshot_path[PATH_MAX] = "";
+
+#define PSTORE_LAST_KMSG "/sys/fs/pstore/console-ramoops"
+
+#define RAFT_DIR "/data/misc/raft/"
+#define TOMBSTONE_DIR "/data/tombstones"
+#define TOMBSTONE_FILE_PREFIX TOMBSTONE_DIR "/tombstone_"
+/* Can accomodate a tombstone number up to 9999. */
+#define TOMBSTONE_MAX_LEN (sizeof(TOMBSTONE_FILE_PREFIX) + 4)
+#define NUM_TOMBSTONES  10
+
+typedef struct {
+  char name[TOMBSTONE_MAX_LEN];
+  int fd;
+} tombstone_data_t;
+
+static tombstone_data_t tombstone_data[NUM_TOMBSTONES];
+
+/* Get the fds of any tombstone that was modified in the last half an hour. */
+static void get_tombstone_fds(tombstone_data_t data[NUM_TOMBSTONES]) {
+    time_t thirty_minutes_ago = time(NULL) - 60*30;
+    for (size_t i = 0; i < NUM_TOMBSTONES; i++) {
+        snprintf(data[i].name, sizeof(data[i].name), "%s%02zu", TOMBSTONE_FILE_PREFIX, i);
+        int fd = TEMP_FAILURE_RETRY(open(data[i].name,
+                                         O_RDONLY | O_CLOEXEC | O_NOFOLLOW | O_NONBLOCK));
+        struct stat st;
+        if (fstat(fd, &st) == 0 && S_ISREG(st.st_mode) &&
+                (time_t) st.st_mtime >= thirty_minutes_ago) {
+            data[i].fd = fd;
+        } else {
+            close(fd);
+            data[i].fd = -1;
+        }
+    }
+}
+
+static void dump_dev_files(const char *title, const char *driverpath, const char *filename)
+{
+    DIR *d;
+    struct dirent *de;
+    char path[PATH_MAX];
+
+    d = opendir(driverpath);
+    if (d == NULL) {
+        return;
+    }
+
+    while ((de = readdir(d))) {
+        if (de->d_type != DT_LNK) {
+            continue;
+        }
+        snprintf(path, sizeof(path), "%s/%s/%s", driverpath, de->d_name, filename);
+        dump_file(title, path);
+    }
+
+    closedir(d);
+}
+
+static bool skip_not_stat(const char *path) {
+    static const char stat[] = "/stat";
+    size_t len = strlen(path);
+    if (path[len - 1] == '/') { /* Directory? */
+        return false;
+    }
+    return strcmp(path + len - sizeof(stat) + 1, stat); /* .../stat? */
+}
+
+static const char mmcblk0[] = "/sys/block/mmcblk0/";
+unsigned long worst_write_perf = 20000; /* in KB/s */
+
+static int dump_stat_from_fd(const char *title __unused, const char *path, int fd) {
+    unsigned long fields[11], read_perf, write_perf;
+    bool z;
+    char *cp, *buffer = NULL;
+    size_t i = 0;
+    FILE *fp = fdopen(fd, "rb");
+    getline(&buffer, &i, fp);
+    fclose(fp);
+    if (!buffer) {
+        return -errno;
+    }
+    i = strlen(buffer);
+    while ((i > 0) && (buffer[i - 1] == '\n')) {
+        buffer[--i] = '\0';
+    }
+    if (!*buffer) {
+        free(buffer);
+        return 0;
+    }
+    z = true;
+    for (cp = buffer, i = 0; i < (sizeof(fields) / sizeof(fields[0])); ++i) {
+        fields[i] = strtol(cp, &cp, 0);
+        if (fields[i] != 0) {
+            z = false;
+        }
+    }
+    if (z) { /* never accessed */
+        free(buffer);
+        return 0;
+    }
+
+    if (!strncmp(path, mmcblk0, sizeof(mmcblk0) - 1)) {
+        path += sizeof(mmcblk0) - 1;
+    }
+
+    printf("%s: %s\n", path, buffer);
+    free(buffer);
+
+    read_perf = 0;
+    if (fields[3]) {
+        read_perf = 512 * fields[2] / fields[3];
+    }
+    write_perf = 0;
+    if (fields[7]) {
+        write_perf = 512 * fields[6] / fields[7];
+    }
+    printf("%s: read: %luKB/s write: %luKB/s\n", path, read_perf, write_perf);
+    if ((write_perf > 1) && (write_perf < worst_write_perf)) {
+        worst_write_perf = write_perf;
+    }
+    return 0;
+}
+
+/* Copied policy from system/core/logd/LogBuffer.cpp */
+
+#define LOG_BUFFER_SIZE (256 * 1024)
+#define LOG_BUFFER_MIN_SIZE (64 * 1024UL)
+#define LOG_BUFFER_MAX_SIZE (256 * 1024 * 1024UL)
+
+static bool valid_size(unsigned long value) {
+    if ((value < LOG_BUFFER_MIN_SIZE) || (LOG_BUFFER_MAX_SIZE < value)) {
+        return false;
+    }
+
+    long pages = sysconf(_SC_PHYS_PAGES);
+    if (pages < 1) {
+        return true;
+    }
+
+    long pagesize = sysconf(_SC_PAGESIZE);
+    if (pagesize <= 1) {
+        pagesize = PAGE_SIZE;
+    }
+
+    // maximum memory impact a somewhat arbitrary ~3%
+    pages = (pages + 31) / 32;
+    unsigned long maximum = pages * pagesize;
+
+    if ((maximum < LOG_BUFFER_MIN_SIZE) || (LOG_BUFFER_MAX_SIZE < maximum)) {
+        return true;
+    }
+
+    return value <= maximum;
+}
+
+static unsigned long property_get_size(const char *key) {
+    unsigned long value;
+    char *cp, property[PROPERTY_VALUE_MAX];
+
+    property_get(key, property, "");
+    value = strtoul(property, &cp, 10);
+
+    switch(*cp) {
+    case 'm':
+    case 'M':
+        value *= 1024;
+    /* FALLTHRU */
+    case 'k':
+    case 'K':
+        value *= 1024;
+    /* FALLTHRU */
+    case '\0':
+        break;
+
+    default:
+        value = 0;
+    }
+
+    if (!valid_size(value)) {
+        value = 0;
+    }
+
+    return value;
+}
+
+/* timeout in ms */
+static unsigned long logcat_timeout(const char *name) {
+    static const char global_tuneable[] = "persist.logd.size"; // Settings App
+    static const char global_default[] = "ro.logd.size";       // BoardConfig.mk
+    char key[PROP_NAME_MAX];
+    unsigned long property_size, default_size;
+
+    default_size = property_get_size(global_tuneable);
+    if (!default_size) {
+        default_size = property_get_size(global_default);
+    }
+
+    snprintf(key, sizeof(key), "%s.%s", global_tuneable, name);
+    property_size = property_get_size(key);
+
+    if (!property_size) {
+        snprintf(key, sizeof(key), "%s.%s", global_default, name);
+        property_size = property_get_size(key);
+    }
+
+    if (!property_size) {
+        property_size = default_size;
+    }
+
+    if (!property_size) {
+        property_size = LOG_BUFFER_SIZE;
+    }
+
+    /* Engineering margin is ten-fold our guess */
+    return 10 * (property_size + worst_write_perf) / worst_write_perf;
+}
+
+/* End copy from system/core/logd/LogBuffer.cpp */
+
+/* dumps the current system state to stdout */
+static void dumpstate() {
+    unsigned long timeout;
+    time_t now = time(NULL);
+    char build[PROPERTY_VALUE_MAX], fingerprint[PROPERTY_VALUE_MAX];
+    char radio[PROPERTY_VALUE_MAX], bootloader[PROPERTY_VALUE_MAX];
+    char network[PROPERTY_VALUE_MAX], date[80];
+    char build_type[PROPERTY_VALUE_MAX];
+
+    property_get("ro.build.display.id", build, "(unknown)");
+    property_get("ro.build.fingerprint", fingerprint, "(unknown)");
+    property_get("ro.build.type", build_type, "(unknown)");
+    property_get("ro.baseband", radio, "(unknown)");
+    property_get("ro.bootloader", bootloader, "(unknown)");
+    property_get("gsm.operator.alpha", network, "(unknown)");
+    strftime(date, sizeof(date), "%Y-%m-%d %H:%M:%S", localtime(&now));
+
+    printf("========================================================\n");
+    printf("== dumpstate: %s\n", date);
+    printf("========================================================\n");
+
+    printf("\n");
+    printf("Build: %s\n", build);
+    printf("Build fingerprint: '%s'\n", fingerprint); /* format is important for other tools */
+    printf("Bootloader: %s\n", bootloader);
+    printf("Radio: %s\n", radio);
+    printf("Network: %s\n", network);
+
+    printf("Kernel: ");
+    dump_file(NULL, "/proc/version");
+    printf("Command line: %s\n", strtok(cmdline_buf, "\n"));
+    printf("\n");
+
+    dump_dev_files("TRUSTY VERSION", "/sys/bus/platform/drivers/trusty", "trusty_version");
+    run_command("UPTIME", 10, "uptime", NULL);
+    dump_files("UPTIME MMC PERF", mmcblk0, skip_not_stat, dump_stat_from_fd);
+    dump_file("MEMORY INFO", "/proc/meminfo");
+    run_command("CPU INFO", 10, "top", "-n", "1", "-d", "1", "-m", "30", "-t", NULL);
+    run_command("PROCRANK", 20, SU_PATH, "root", "procrank", NULL);
+    dump_file("VIRTUAL MEMORY STATS", "/proc/vmstat");
+    dump_file("VMALLOC INFO", "/proc/vmallocinfo");
+    dump_file("SLAB INFO", "/proc/slabinfo");
+    dump_file("ZONEINFO", "/proc/zoneinfo");
+    dump_file("PAGETYPEINFO", "/proc/pagetypeinfo");
+    dump_file("BUDDYINFO", "/proc/buddyinfo");
+    dump_file("FRAGMENTATION INFO", "/d/extfrag/unusable_index");
+
+    dump_file("KERNEL WAKELOCKS", "/proc/wakelocks");
+    dump_file("KERNEL WAKE SOURCES", "/d/wakeup_sources");
+    dump_file("KERNEL CPUFREQ", "/sys/devices/system/cpu/cpu0/cpufreq/stats/time_in_state");
+    dump_file("KERNEL SYNC", "/d/sync");
+
+    run_command("PROCESSES AND THREADS", 10, "ps", "-Z", "-t", "-p", "-P", NULL);
+    run_command("LIBRANK", 10, "librank", NULL);
+
+    do_dmesg();
+
+    run_command("LIST OF OPEN FILES", 10, SU_PATH, "root", "lsof", NULL);
+    for_each_pid(do_showmap, "SMAPS OF ALL PROCESSES");
+    for_each_tid(show_wchan, "BLOCKED PROCESS WAIT-CHANNELS");
+
+    if (screenshot_path[0]) {
+        ALOGI("taking screenshot\n");
+        run_command(NULL, 10, "/system/bin/screencap", "-p", screenshot_path, NULL);
+        ALOGI("wrote screenshot: %s\n", screenshot_path);
+    }
+
+    // dump_file("EVENT LOG TAGS", "/etc/event-log-tags");
+    // calculate timeout
+    timeout = logcat_timeout("main") + logcat_timeout("system") + logcat_timeout("crash");
+    if (timeout < 20000) {
+        timeout = 20000;
+    }
+    run_command("SYSTEM LOG", timeout / 1000, "logcat", "-v", "threadtime",
+                                                        "-v", "printable",
+                                                        "-d",
+                                                        "*:v", NULL);
+    timeout = logcat_timeout("events");
+    if (timeout < 20000) {
+        timeout = 20000;
+    }
+    run_command("EVENT LOG", timeout / 1000, "logcat", "-b", "events",
+                                                       "-v", "threadtime",
+                                                       "-v", "printable",
+                                                       "-d",
+                                                       "*:v", NULL);
+    timeout = logcat_timeout("radio");
+    if (timeout < 20000) {
+        timeout = 20000;
+    }
+    run_command("RADIO LOG", timeout / 1000, "logcat", "-b", "radio",
+                                                       "-v", "threadtime",
+                                                       "-v", "printable",
+                                                       "-d",
+                                                       "*:v", NULL);
+
+    run_command("LOG STATISTICS", 10, "logcat", "-b", "all", "-S", NULL);
+
+    run_command("RAFT LOGS", 300, SU_PATH, "root", "logcompressor", "-r", RAFT_DIR, NULL);
+
+    /* show the traces we collected in main(), if that was done */
+    if (dump_traces_path != NULL) {
+        dump_file("VM TRACES JUST NOW", dump_traces_path);
+    }
+
+    /* only show ANR traces if they're less than 15 minutes old */
+    struct stat st;
+    char anr_traces_path[PATH_MAX];
+    property_get("dalvik.vm.stack-trace-file", anr_traces_path, "");
+    if (!anr_traces_path[0]) {
+        printf("*** NO VM TRACES FILE DEFINED (dalvik.vm.stack-trace-file)\n\n");
+    } else {
+      int fd = TEMP_FAILURE_RETRY(open(anr_traces_path,
+                                       O_RDONLY | O_CLOEXEC | O_NOFOLLOW | O_NONBLOCK));
+      if (fd < 0) {
+          printf("*** NO ANR VM TRACES FILE (%s): %s\n\n", anr_traces_path, strerror(errno));
+      } else {
+          dump_file_from_fd("VM TRACES AT LAST ANR", anr_traces_path, fd);
+      }
+    }
+
+    /* slow traces for slow operations */
+    if (anr_traces_path[0] != 0) {
+        int tail = strlen(anr_traces_path)-1;
+        while (tail > 0 && anr_traces_path[tail] != '/') {
+            tail--;
+        }
+        int i = 0;
+        while (1) {
+            sprintf(anr_traces_path+tail+1, "slow%02d.txt", i);
+            if (stat(anr_traces_path, &st)) {
+                // No traces file at this index, done with the files.
+                break;
+            }
+            dump_file("VM TRACES WHEN SLOW", anr_traces_path);
+            i++;
+        }
+    }
+
+    int dumped = 0;
+    for (size_t i = 0; i < NUM_TOMBSTONES; i++) {
+        if (tombstone_data[i].fd != -1) {
+            dumped = 1;
+            dump_file_from_fd("TOMBSTONE", tombstone_data[i].name, tombstone_data[i].fd);
+            tombstone_data[i].fd = -1;
+        }
+    }
+    if (!dumped) {
+        printf("*** NO TOMBSTONES to dump in %s\n\n", TOMBSTONE_DIR);
+    }
+
+    dump_file("NETWORK DEV INFO", "/proc/net/dev");
+    dump_file("QTAGUID NETWORK INTERFACES INFO", "/proc/net/xt_qtaguid/iface_stat_all");
+    dump_file("QTAGUID NETWORK INTERFACES INFO (xt)", "/proc/net/xt_qtaguid/iface_stat_fmt");
+    dump_file("QTAGUID CTRL INFO", "/proc/net/xt_qtaguid/ctrl");
+    dump_file("QTAGUID STATS INFO", "/proc/net/xt_qtaguid/stats");
+
+    if (!stat(PSTORE_LAST_KMSG, &st)) {
+        /* Also TODO: Make console-ramoops CAP_SYSLOG protected. */
+        dump_file("LAST KMSG", PSTORE_LAST_KMSG);
+    } else {
+        /* TODO: Make last_kmsg CAP_SYSLOG protected. b/5555691 */
+        dump_file("LAST KMSG", "/proc/last_kmsg");
+    }
+
+    /* kernels must set CONFIG_PSTORE_PMSG, slice up pstore with device tree */
+    run_command("LAST LOGCAT", 10, "logcat", "-L",
+                                             "-b", "all",
+                                             "-v", "threadtime",
+                                             "-v", "printable",
+                                             "-d",
+                                             "*:v", NULL);
+
+    /* The following have a tendency to get wedged when wifi drivers/fw goes belly-up. */
+
+    run_command("NETWORK INTERFACES", 10, "ip", "link", NULL);
+
+    run_command("IPv4 ADDRESSES", 10, "ip", "-4", "addr", "show", NULL);
+    run_command("IPv6 ADDRESSES", 10, "ip", "-6", "addr", "show", NULL);
+
+    run_command("IP RULES", 10, "ip", "rule", "show", NULL);
+    run_command("IP RULES v6", 10, "ip", "-6", "rule", "show", NULL);
+
+    dump_route_tables();
+
+    run_command("ARP CACHE", 10, "ip", "-4", "neigh", "show", NULL);
+    run_command("IPv6 ND CACHE", 10, "ip", "-6", "neigh", "show", NULL);
+
+    run_command("IPTABLES", 10, SU_PATH, "root", "iptables", "-L", "-nvx", NULL);
+    run_command("IP6TABLES", 10, SU_PATH, "root", "ip6tables", "-L", "-nvx", NULL);
+    run_command("IPTABLE NAT", 10, SU_PATH, "root", "iptables", "-t", "nat", "-L", "-nvx", NULL);
+    /* no ip6 nat */
+    run_command("IPTABLE RAW", 10, SU_PATH, "root", "iptables", "-t", "raw", "-L", "-nvx", NULL);
+    run_command("IP6TABLE RAW", 10, SU_PATH, "root", "ip6tables", "-t", "raw", "-L", "-nvx", NULL);
+
+    run_command("WIFI NETWORKS", 20,
+            SU_PATH, "root", "wpa_cli", "IFNAME=wlan0", "list_networks", NULL);
+
+#ifdef FWDUMP_bcmdhd
+    run_command("ND OFFLOAD TABLE", 5,
+            SU_PATH, "root", "wlutil", "nd_hostip", NULL);
+
+    run_command("DUMP WIFI INTERNAL COUNTERS (1)", 20,
+            SU_PATH, "root", "wlutil", "counters", NULL);
+
+    run_command("ND OFFLOAD STATUS (1)", 5,
+            SU_PATH, "root", "wlutil", "nd_status", NULL);
+
+#endif
+    dump_file("INTERRUPTS (1)", "/proc/interrupts");
+
+    run_command("NETWORK DIAGNOSTICS", 10, "dumpsys", "connectivity", "--diag", NULL);
+
+#ifdef FWDUMP_bcmdhd
+    run_command("DUMP WIFI STATUS", 20,
+            SU_PATH, "root", "dhdutil", "-i", "wlan0", "dump", NULL);
+
+    run_command("DUMP WIFI INTERNAL COUNTERS (2)", 20,
+            SU_PATH, "root", "wlutil", "counters", NULL);
+
+    run_command("ND OFFLOAD STATUS (2)", 5,
+            SU_PATH, "root", "wlutil", "nd_status", NULL);
+#endif
+    dump_file("INTERRUPTS (2)", "/proc/interrupts");
+
+    print_properties();
+
+    run_command("VOLD DUMP", 10, "vdc", "dump", NULL);
+    run_command("SECURE CONTAINERS", 10, "vdc", "asec", "list", NULL);
+
+    run_command("FILESYSTEMS & FREE SPACE", 10, "df", NULL);
+
+    run_command("LAST RADIO LOG", 10, "parse_radio_log", "/proc/last_radio_log", NULL);
+
+    printf("------ BACKLIGHTS ------\n");
+    printf("LCD brightness=");
+    dump_file(NULL, "/sys/class/leds/lcd-backlight/brightness");
+    printf("Button brightness=");
+    dump_file(NULL, "/sys/class/leds/button-backlight/brightness");
+    printf("Keyboard brightness=");
+    dump_file(NULL, "/sys/class/leds/keyboard-backlight/brightness");
+    printf("ALS mode=");
+    dump_file(NULL, "/sys/class/leds/lcd-backlight/als");
+    printf("LCD driver registers:\n");
+    dump_file(NULL, "/sys/class/leds/lcd-backlight/registers");
+    printf("\n");
+
+    /* Binder state is expensive to look at as it uses a lot of memory. */
+    dump_file("BINDER FAILED TRANSACTION LOG", "/sys/kernel/debug/binder/failed_transaction_log");
+    dump_file("BINDER TRANSACTION LOG", "/sys/kernel/debug/binder/transaction_log");
+    dump_file("BINDER TRANSACTIONS", "/sys/kernel/debug/binder/transactions");
+    dump_file("BINDER STATS", "/sys/kernel/debug/binder/stats");
+    dump_file("BINDER STATE", "/sys/kernel/debug/binder/state");
+
+    printf("========================================================\n");
+    printf("== Board\n");
+    printf("========================================================\n");
+
+    dumpstate_board();
+    printf("\n");
+
+    /* Migrate the ril_dumpstate to a dumpstate_board()? */
+    char ril_dumpstate_timeout[PROPERTY_VALUE_MAX] = {0};
+    property_get("ril.dumpstate.timeout", ril_dumpstate_timeout, "30");
+    if (strnlen(ril_dumpstate_timeout, PROPERTY_VALUE_MAX - 1) > 0) {
+        if (0 == strncmp(build_type, "user", PROPERTY_VALUE_MAX - 1)) {
+            // su does not exist on user builds, so try running without it.
+            // This way any implementations of vril-dump that do not require
+            // root can run on user builds.
+            run_command("DUMP VENDOR RIL LOGS", atoi(ril_dumpstate_timeout),
+                    "vril-dump", NULL);
+        } else {
+            run_command("DUMP VENDOR RIL LOGS", atoi(ril_dumpstate_timeout),
+                    SU_PATH, "root", "vril-dump", NULL);
+        }
+    }
+
+    printf("========================================================\n");
+    printf("== Android Framework Services\n");
+    printf("========================================================\n");
+
+    /* the full dumpsys is starting to take a long time, so we need
+       to increase its timeout.  we really need to do the timeouts in
+       dumpsys itself... */
+    run_command("DUMPSYS", 60, "dumpsys", NULL);
+
+    printf("========================================================\n");
+    printf("== Checkins\n");
+    printf("========================================================\n");
+
+    run_command("CHECKIN BATTERYSTATS", 30, "dumpsys", "batterystats", "-c", NULL);
+    run_command("CHECKIN MEMINFO", 30, "dumpsys", "meminfo", "--checkin", NULL);
+    run_command("CHECKIN NETSTATS", 30, "dumpsys", "netstats", "--checkin", NULL);
+    run_command("CHECKIN PROCSTATS", 30, "dumpsys", "procstats", "-c", NULL);
+    run_command("CHECKIN USAGESTATS", 30, "dumpsys", "usagestats", "-c", NULL);
+    run_command("CHECKIN PACKAGE", 30, "dumpsys", "package", "--checkin", NULL);
+
+    printf("========================================================\n");
+    printf("== Running Application Activities\n");
+    printf("========================================================\n");
+
+    run_command("APP ACTIVITIES", 30, "dumpsys", "activity", "all", NULL);
+
+    printf("========================================================\n");
+    printf("== Running Application Services\n");
+    printf("========================================================\n");
+
+    run_command("APP SERVICES", 30, "dumpsys", "activity", "service", "all", NULL);
+
+    printf("========================================================\n");
+    printf("== Running Application Providers\n");
+    printf("========================================================\n");
+
+    run_command("APP SERVICES", 30, "dumpsys", "activity", "provider", "all", NULL);
+
+
+    printf("========================================================\n");
+    printf("== dumpstate: done\n");
+    printf("========================================================\n");
+}
+
+static void usage() {
+    fprintf(stderr, "usage: dumpstate [-b soundfile] [-e soundfile] [-o file [-d] [-p] [-z]] [-s] [-q]\n"
+            "  -o: write to file (instead of stdout)\n"
+            "  -d: append date to filename (requires -o)\n"
+            "  -p: capture screenshot to filename.png (requires -o)\n"
+            "  -s: write output to control socket (for init)\n"
+            "  -b: play sound file instead of vibrate, at beginning of job\n"
+            "  -e: play sound file instead of vibrate, at end of job\n"
+            "  -q: disable vibrate\n"
+            "  -B: send broadcast when finished (requires -o and -p)\n"
+                );
+}
+
+static void sigpipe_handler(int n) {
+    // don't complain to stderr or stdout
+    _exit(EXIT_FAILURE);
+}
+
+static void vibrate(FILE* vibrator, int ms) {
+    fprintf(vibrator, "%d\n", ms);
+    fflush(vibrator);
+}
+
+int main(int argc, char *argv[]) {
+    struct sigaction sigact;
+    int do_add_date = 0;
+    int do_vibrate = 1;
+    char* use_outfile = 0;
+    int use_socket = 0;
+    int do_fb = 0;
+    int do_broadcast = 0;
+
+    if (getuid() != 0) {
+        // Old versions of the adb client would call the
+        // dumpstate command directly. Newer clients
+        // call /system/bin/bugreport instead. If we detect
+        // we're being called incorrectly, then exec the
+        // correct program.
+        return execl("/system/bin/bugreport", "/system/bin/bugreport", NULL);
+    }
+
+    ALOGI("begin\n");
+
+    /* clear SIGPIPE handler */
+    memset(&sigact, 0, sizeof(sigact));
+    sigact.sa_handler = sigpipe_handler;
+    sigaction(SIGPIPE, &sigact, NULL);
+
+    /* set as high priority, and protect from OOM killer */
+    setpriority(PRIO_PROCESS, 0, -20);
+    FILE *oom_adj = fopen("/proc/self/oom_adj", "we");
+    if (oom_adj) {
+        fputs("-17", oom_adj);
+        fclose(oom_adj);
+    }
+
+    /* parse arguments */
+    int c;
+    while ((c = getopt(argc, argv, "dho:svqzpB")) != -1) {
+        switch (c) {
+            case 'd': do_add_date = 1;       break;
+            case 'o': use_outfile = optarg;  break;
+            case 's': use_socket = 1;        break;
+            case 'v': break;  // compatibility no-op
+            case 'q': do_vibrate = 0;        break;
+            case 'p': do_fb = 1;             break;
+            case 'B': do_broadcast = 1;      break;
+            case '?': printf("\n");
+            case 'h':
+                usage();
+                exit(1);
+        }
+    }
+
+    // If we are going to use a socket, do it as early as possible
+    // to avoid timeouts from bugreport.
+    if (use_socket) {
+        redirect_to_socket(stdout, "dumpstate");
+    }
+
+    /* open the vibrator before dropping root */
+    FILE *vibrator = 0;
+    if (do_vibrate) {
+        vibrator = fopen("/sys/class/timed_output/vibrator/enable", "we");
+        if (vibrator) {
+            vibrate(vibrator, 150);
+        }
+    }
+
+    /* read /proc/cmdline before dropping root */
+    FILE *cmdline = fopen("/proc/cmdline", "re");
+    if (cmdline != NULL) {
+        fgets(cmdline_buf, sizeof(cmdline_buf), cmdline);
+        fclose(cmdline);
+    }
+
+    /* collect stack traces from Dalvik and native processes (needs root) */
+    dump_traces_path = dump_traces();
+
+    /* Get the tombstone fds here while we are running as root. */
+    get_tombstone_fds(tombstone_data);
+
+    /* ensure we will keep capabilities when we drop root */
+    if (prctl(PR_SET_KEEPCAPS, 1) < 0) {
+        ALOGE("prctl(PR_SET_KEEPCAPS) failed: %s\n", strerror(errno));
+        return -1;
+    }
+
+    /* switch to non-root user and group */
+    gid_t groups[] = { AID_LOG, AID_SDCARD_R, AID_SDCARD_RW,
+            AID_MOUNT, AID_INET, AID_NET_BW_STATS, AID_READPROC };
+    if (setgroups(sizeof(groups)/sizeof(groups[0]), groups) != 0) {
+        ALOGE("Unable to setgroups, aborting: %s\n", strerror(errno));
+        return -1;
+    }
+    if (setgid(AID_SHELL) != 0) {
+        ALOGE("Unable to setgid, aborting: %s\n", strerror(errno));
+        return -1;
+    }
+    if (setuid(AID_SHELL) != 0) {
+        ALOGE("Unable to setuid, aborting: %s\n", strerror(errno));
+        return -1;
+    }
+
+    struct __user_cap_header_struct capheader;
+    struct __user_cap_data_struct capdata[2];
+    memset(&capheader, 0, sizeof(capheader));
+    memset(&capdata, 0, sizeof(capdata));
+    capheader.version = _LINUX_CAPABILITY_VERSION_3;
+    capheader.pid = 0;
+
+    capdata[CAP_TO_INDEX(CAP_SYSLOG)].permitted = CAP_TO_MASK(CAP_SYSLOG);
+    capdata[CAP_TO_INDEX(CAP_SYSLOG)].effective = CAP_TO_MASK(CAP_SYSLOG);
+    capdata[0].inheritable = 0;
+    capdata[1].inheritable = 0;
+
+    if (capset(&capheader, &capdata[0]) < 0) {
+        ALOGE("capset failed: %s\n", strerror(errno));
+        return -1;
+    }
+
+    /* redirect output if needed */
+    char path[PATH_MAX], tmp_path[PATH_MAX];
+    pid_t gzip_pid = -1;
+
+    if (!use_socket && use_outfile) {
+        strlcpy(path, use_outfile, sizeof(path));
+        if (do_add_date) {
+            char date[80];
+            time_t now = time(NULL);
+            strftime(date, sizeof(date), "-%Y-%m-%d-%H-%M-%S", localtime(&now));
+            strlcat(path, date, sizeof(path));
+        }
+        if (do_fb) {
+            strlcpy(screenshot_path, path, sizeof(screenshot_path));
+            strlcat(screenshot_path, ".png", sizeof(screenshot_path));
+        }
+        strlcat(path, ".txt", sizeof(path));
+        strlcpy(tmp_path, path, sizeof(tmp_path));
+        strlcat(tmp_path, ".tmp", sizeof(tmp_path));
+        redirect_to_file(stdout, tmp_path);
+    }
+
+    dumpstate();
+
+    /* done */
+    if (vibrator) {
+        for (int i = 0; i < 3; i++) {
+            vibrate(vibrator, 75);
+            usleep((75 + 50) * 1000);
+        }
+        fclose(vibrator);
+    }
+
+    /* wait for gzip to finish, otherwise it might get killed when we exit */
+    if (gzip_pid > 0) {
+        fclose(stdout);
+        waitpid(gzip_pid, NULL, 0);
+    }
+
+    /* rename the (now complete) .tmp file to its final location */
+    if (use_outfile && rename(tmp_path, path)) {
+        fprintf(stderr, "rename(%s, %s): %s\n", tmp_path, path, strerror(errno));
+    }
+
+    /* tell activity manager we're done */
+    if (do_broadcast && use_outfile && do_fb) {
+        run_command(NULL, 5, "/system/bin/am", "broadcast", "--user", "0",
+                "-a", "android.intent.action.BUGREPORT_FINISHED",
+                "--es", "android.intent.extra.BUGREPORT", path,
+                "--es", "android.intent.extra.SCREENSHOT", screenshot_path,
+                "--receiver-permission", "android.permission.DUMP", NULL);
+    }
+
+    ALOGI("done\n");
+
+    return 0;
+}