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Commit ec331b1e authored by Nick Kralevich's avatar Nick Kralevich Committed by Gerrit Code Review
Browse files

Merge "adb: set O_CLOEXEC on lots of file descriptors"

parents 02c7113d 9866a66d

adb/adb_auth_client.c

+3 −2
Original line number Diff line number Diff line
@@ -57,7 +57,7 @@ static void read_keys(const char *file, struct listnode *list) 
    char *sep;

    int ret;



    f = fopen(file, "r");

    f = fopen(file, "re");

    if (!f) {

        D("Can't open '%s'\n", file);

        return;
@@ -126,7 +126,7 @@ int adb_auth_generate_token(void *token, size_t token_size) 
    FILE *f;

    int ret;



    f = fopen("/dev/urandom", "r");

    f = fopen("/dev/urandom", "re");

    if (!f)

        return 0;
@@ -257,6 +257,7 @@ void adb_auth_init(void) 
        D("Failed to get adbd socket\n");

        return;

    }

    fcntl(fd, F_SETFD, FD_CLOEXEC);



    ret = listen(fd, 4);

    if (ret < 0) {

adb/file_sync_service.c

+4 −4
Original line number Diff line number Diff line
@@ -178,18 +178,18 @@ static int handle_send_file(int s, char *path, uid_t uid, 
    unsigned int timestamp = 0;

    int fd;



    fd = adb_open_mode(path, O_WRONLY | O_CREAT | O_EXCL, mode);

    fd = adb_open_mode(path, O_WRONLY | O_CREAT | O_EXCL | O_CLOEXEC, mode);

    if(fd < 0 && errno == ENOENT) {

        if(mkdirs(path) != 0) {

            if(fail_errno(s))

                return -1;

            fd = -1;

        } else {

            fd = adb_open_mode(path, O_WRONLY | O_CREAT | O_EXCL, mode);

            fd = adb_open_mode(path, O_WRONLY | O_CREAT | O_EXCL | O_CLOEXEC, mode);

        }

    }

    if(fd < 0 && errno == EEXIST) {

        fd = adb_open_mode(path, O_WRONLY, mode);

        fd = adb_open_mode(path, O_WRONLY | O_CLOEXEC, mode);

    }

    if(fd < 0) {

        if(fail_errno(s))
@@ -383,7 +383,7 @@ static int do_recv(int s, const char *path, char *buffer) 
    syncmsg msg;

    int fd, r;



    fd = adb_open(path, O_RDONLY);

    fd = adb_open(path, O_RDONLY | O_CLOEXEC);

    if(fd < 0) {

        if(fail_errno(s)) return -1;

        return 0;

adb/remount_service.c

+2 −2
Original line number Diff line number Diff line
@@ -39,7 +39,7 @@ static char *find_mount(const char *dir) 
    const char delims[] = "\n";

    char buf[4096];



    fd = unix_open("/proc/mounts", O_RDONLY);

    fd = unix_open("/proc/mounts", O_RDONLY | O_CLOEXEC);

    if (fd < 0)

        return NULL;
@@ -83,7 +83,7 @@ static int remount_system() 
    if (!dev)

        return -1;



    fd = unix_open(dev, O_RDONLY);

    fd = unix_open(dev, O_RDONLY | O_CLOEXEC);

    if (fd < 0)

        return -1;

adb/services.c

+4 −5
Original line number Diff line number Diff line
@@ -190,7 +190,7 @@ static void init_subproc_child() 
    setsid();



    // Set OOM score adjustment to prevent killing

    int fd = adb_open("/proc/self/oom_score_adj", O_WRONLY);

    int fd = adb_open("/proc/self/oom_score_adj", O_WRONLY | O_CLOEXEC);

    if (fd >= 0) {

        adb_write(fd, "0", 1);

        adb_close(fd);
@@ -209,12 +209,11 @@ static int create_subproc_pty(const char *cmd, const char *arg0, const char *arg 
    char *devname;

    int ptm;



    ptm = unix_open("/dev/ptmx", O_RDWR); // | O_NOCTTY);

    ptm = unix_open("/dev/ptmx", O_RDWR | O_CLOEXEC); // | O_NOCTTY);

    if(ptm < 0){

        printf("[ cannot open /dev/ptmx - %s ]\n",strerror(errno));

        return -1;

    }

    fcntl(ptm, F_SETFD, FD_CLOEXEC);



    if(grantpt(ptm) || unlockpt(ptm) ||

       ((devname = (char*) ptsname(ptm)) == 0)){
@@ -233,7 +232,7 @@ static int create_subproc_pty(const char *cmd, const char *arg0, const char *arg 
    if (*pid == 0) {

        init_subproc_child();



        int pts = unix_open(devname, O_RDWR);

        int pts = unix_open(devname, O_RDWR | O_CLOEXEC);

        if (pts < 0) {

            fprintf(stderr, "child failed to open pseudo-term slave: %s\n", devname);

            exit(-1);
@@ -417,7 +416,7 @@ int service_to_fd(const char *name) 
#endif

#if !ADB_HOST

    } else if(!strncmp("dev:", name, 4)) {

        ret = unix_open(name + 4, O_RDWR);

        ret = unix_open(name + 4, O_RDWR | O_CLOEXEC);

    } else if(!strncmp(name, "framebuffer:", 12)) {

        ret = create_service_thread(framebuffer_service, 0);

    } else if (!strncmp(name, "jdwp:", 5)) {

adb/usb_linux.c

+3 −3
Original line number Diff line number Diff line
@@ -170,7 +170,7 @@ static void find_usb_device(const char *base, 
            }



//            DBGX("[ scanning %s ]\n", devname);

            if((fd = unix_open(devname, O_RDONLY)) < 0) {

            if((fd = unix_open(devname, O_RDONLY | O_CLOEXEC)) < 0) {

                continue;

            }
@@ -597,10 +597,10 @@ static void register_device(const char *dev_name, const char *devpath, 
    usb->mark = 1;

    usb->reaper_thread = 0;



    usb->desc = unix_open(usb->fname, O_RDWR);

    usb->desc = unix_open(usb->fname, O_RDWR | O_CLOEXEC);

    if(usb->desc < 0) {

        /* if we fail, see if have read-only access */

        usb->desc = unix_open(usb->fname, O_RDONLY);

        usb->desc = unix_open(usb->fname, O_RDONLY | O_CLOEXEC);

        if(usb->desc < 0) goto fail;

        usb->writeable = 0;

        D("[ usb open read-only %s fd = %d]\n", usb->fname, usb->desc);