static int process_config(VolumeManager *vm) {
FILE *fp;
int n = 0;
char line[255];
Volume *vol = 0;
if ((fp = fopen("/proc/cmdline", "r"))) {
while (fscanf(fp, "%s", line) > 0) {
if (!strncmp(line, "SDCARD=", 7)) {
const char *sdcard = line + 7;
if (*sdcard) {
// FIXME: should not hardcode the label and mount_point
if ((vol = new AutoVolume(vm, "sdcard", "/mnt/sdcard", sdcard))) {
vm->addVolume(vol);
break;
}
}
}
}
fclose(fp);
}
if (!(fp = fopen("/etc/vold.fstab", "r"))) {
// no volume added yet, create a AutoVolume object
// to mount USB/MMC/SD automatically
if (!vol) {
// FIXME: should not hardcode the label and mount_point
vol = new AutoVolume(vm, "sdcard", "/mnt/sdcard");
if (vol)
vm->addVolume(vol);
}
return vol ? 0 : -ENOMEM;
}
while(fgets(line, sizeof(line), fp)) {
const char *delim = " \t";
char *save_ptr;
char *type, *label, *mount_point, *mount_flags, *sysfs_path;
int flags;
n++;
line[strlen(line)-1] = '\0';
if (line[0] == '#' || line[0] == '\0')
continue;
if (!(type = strtok_r(line, delim, &save_ptr))) {
SLOGE("Error parsing type");
goto out_syntax;
}
if (!(label = strtok_r(NULL, delim, &save_ptr))) {
SLOGE("Error parsing label");
goto out_syntax;
}
if (!(mount_point = strtok_r(NULL, delim, &save_ptr))) {
SLOGE("Error parsing mount point");
goto out_syntax;
}
if (!strcmp(type, "dev_mount")) {
DirectVolume *dv = NULL;
char *part;
if (!(part = strtok_r(NULL, delim, &save_ptr))) {
SLOGE("Error parsing partition");
goto out_syntax;
}
if (strcmp(part, "auto") && atoi(part) == 0) {
SLOGE("Partition must either be 'auto' or 1 based index instead of '%s'", part);
goto out_syntax;
}
const char *sdcard = 0;
while ((sysfs_path = strtok_r(NULL, delim, &save_ptr))) {
if ((sdcard = strncmp(sysfs_path, "SDCARD=", 7) ? 0 : sysfs_path + 7))
break;
if (!dv) {
if (!strcmp(part, "auto")) {
dv = new DirectVolume(vm, label, mount_point, -1);
} else {
dv = new DirectVolume(vm, label, mount_point, atoi(part));
}
}
if (*sysfs_path != '/') {
/* If the first character is not a '/', it must be flags */
break;
}
if (dv->addPath(sysfs_path)) {
SLOGE("Failed to add devpath %s to volume %s", sysfs_path,
label);
goto out_fail;
}
}
if (!dv) {
dv = new AutoVolume(vm, label, mount_point, sdcard);
}
/* If sysfs_path is non-null at this point, then it contains
* the optional flags for this volume
*/
if (sysfs_path)
flags = parse_mount_flags(sysfs_path);
else
flags = 0;
dv->setFlags(flags);
vm->addVolume(dv);
} else if (!strcmp(type, "map_mount")) {
} else {
SLOGE("Unknown type '%s'", type);
goto out_syntax;
}
}
fclose(fp);
return 0;
out_syntax:
SLOGE("Syntax error on config line %d", n);
errno = -EINVAL;
out_fail:
fclose(fp);
return -1;
}
static int process_config(VolumeManager *vm) {
FILE *fp;
int n = 0;
char line[255];
if (!(fp = fopen("/etc/vold.fstab", "r"))) {
return -1;
}
while(fgets(line, sizeof(line), fp)) {
const char *delim = " \t";
char *save_ptr;
char *type, *label, *mount_point, *mount_flags, *sysfs_path;
int flags;
n++;
line[strlen(line)-1] = '\0';
if (line[0] == '#' || line[0] == '\0')
continue;
if (!(type = strtok_r(line, delim, &save_ptr))) {
SLOGE("Error parsing type");
goto out_syntax;
}
if (!(label = strtok_r(NULL, delim, &save_ptr))) {
SLOGE("Error parsing label");
goto out_syntax;
}
if (!(mount_point = strtok_r(NULL, delim, &save_ptr))) {
SLOGE("Error parsing mount point");
goto out_syntax;
}
if (!strcmp(type, "dev_mount")) {
DirectVolume *dv = NULL;
char *part;
if (!(part = strtok_r(NULL, delim, &save_ptr))) {
SLOGE("Error parsing partition");
goto out_syntax;
}
if (strcmp(part, "auto") && atoi(part) == 0) {
SLOGE("Partition must either be 'auto' or 1 based index instead of '%s'", part);
goto out_syntax;
}
if (!strcmp(part, "auto")) {
dv = new DirectVolume(vm, label, mount_point, -1);
} else {
dv = new DirectVolume(vm, label, mount_point, atoi(part));
}
while ((sysfs_path = strtok_r(NULL, delim, &save_ptr))) {
if (*sysfs_path != '/') {
/* If the first character is not a '/', it must be flags */
break;
}
if (dv->addPath(sysfs_path)) {
SLOGE("Failed to add devpath %s to volume %s", sysfs_path,
label);
goto out_fail;
}
}
/* If sysfs_path is non-null at this point, then it contains
* the optional flags for this volume
*/
if (sysfs_path)
flags = parse_mount_flags(sysfs_path);
else
flags = 0;
dv->setFlags(flags);
vm->addVolume(dv);
} else if (!strcmp(type, "map_mount")) {
} else {
SLOGE("Unknown type '%s'", type);
goto out_syntax;
}
}
fclose(fp);
return 0;
out_syntax:
SLOGE("Syntax error on config line %d", n);
errno = -EINVAL;
out_fail:
fclose(fp);
return -1;
}