status_t
__find_directory(directory_which which, dev_t device, bool createIt,
char *returnedPath, int32 _pathLength)
{
if (_pathLength <= 0)
return E2BIG;
size_t pathLength = _pathLength;
status_t err = B_OK;
dev_t bootDevice = -1;
struct fs_info fsInfo;
struct stat st;
const char *templatePath = NULL;
/* as with the R5 version, no on-stack buffer */
char *buffer = (char*)malloc(pathLength);
if (buffer == NULL)
return B_NO_MEMORY;
MemoryDeleter bufferDeleter(buffer);
memset(buffer, 0, pathLength);
/* fiddle with non-boot volume for items that need it */
switch (which) {
case B_DESKTOP_DIRECTORY:
case B_TRASH_DIRECTORY:
bootDevice = dev_for_path("/boot");
if (device <= 0)
device = bootDevice;
if (fs_stat_dev(device, &fsInfo) != B_OK)
return ENODEV;
if (device != bootDevice) {
#ifdef _KERNEL_MODE
err = _user_entry_ref_to_path(device, fsInfo.root, /*"."*/
NULL, buffer, pathLength);
#else
err = _kern_entry_ref_to_path(device, fsInfo.root, /*"."*/
NULL, buffer, pathLength);
#endif
if (err != B_OK)
return err;
} else {
/* use the user id to find the home folder */
/* done later */
strlcat(buffer, "/boot", pathLength);
}
break;
case B_PACKAGE_LINKS_DIRECTORY:
// this is a directory living in rootfs
break;
default:
strlcat(buffer, "/boot", pathLength);
break;
}
switch ((int)which) {
/* Per volume directories */
case B_DESKTOP_DIRECTORY:
if (device == bootDevice || !strcmp(fsInfo.fsh_name, "bfs"))
templatePath = "$h/Desktop";
break;
case B_TRASH_DIRECTORY:
// TODO: eventually put that into the file system API?
if (device == bootDevice || !strcmp(fsInfo.fsh_name, "bfs"))
templatePath = "trash"; // TODO: add suffix for current user
else if (!strcmp(fsInfo.fsh_name, "fat"))
templatePath = "RECYCLED/_BEOS_";
break;
/* Haiku system directories */
case B_SYSTEM_DIRECTORY:
case B_BEOS_SYSTEM_DIRECTORY:
case B_SYSTEM_ADDONS_DIRECTORY:
case B_SYSTEM_BOOT_DIRECTORY:
case B_SYSTEM_FONTS_DIRECTORY:
case B_SYSTEM_LIB_DIRECTORY:
case B_SYSTEM_SERVERS_DIRECTORY:
case B_SYSTEM_APPS_DIRECTORY:
case B_SYSTEM_BIN_DIRECTORY:
case B_BEOS_ETC_DIRECTORY:
case B_SYSTEM_DOCUMENTATION_DIRECTORY:
case B_SYSTEM_PREFERENCES_DIRECTORY:
case B_SYSTEM_TRANSLATORS_DIRECTORY:
case B_SYSTEM_MEDIA_NODES_DIRECTORY:
case B_SYSTEM_SOUNDS_DIRECTORY:
case B_SYSTEM_DATA_DIRECTORY:
case B_SYSTEM_DEVELOP_DIRECTORY:
case B_SYSTEM_PACKAGES_DIRECTORY:
case B_SYSTEM_HEADERS_DIRECTORY:
templatePath = kSystemDirectories[which - B_SYSTEM_DIRECTORY];
break;
/* Obsolete common directories and writable system directories */
case B_COMMON_DIRECTORY:
case B_COMMON_SYSTEM_DIRECTORY:
case B_COMMON_ADDONS_DIRECTORY:
case B_COMMON_BOOT_DIRECTORY:
case B_COMMON_FONTS_DIRECTORY:
case B_COMMON_LIB_DIRECTORY:
case B_COMMON_SERVERS_DIRECTORY:
case B_COMMON_BIN_DIRECTORY:
case B_SYSTEM_ETC_DIRECTORY:
case B_COMMON_DOCUMENTATION_DIRECTORY:
case B_SYSTEM_SETTINGS_DIRECTORY:
case B_COMMON_DEVELOP_DIRECTORY:
case B_SYSTEM_LOG_DIRECTORY:
case B_SYSTEM_SPOOL_DIRECTORY:
case B_SYSTEM_TEMP_DIRECTORY:
case B_SYSTEM_VAR_DIRECTORY:
case B_COMMON_TRANSLATORS_DIRECTORY:
case B_COMMON_MEDIA_NODES_DIRECTORY:
case B_COMMON_SOUNDS_DIRECTORY:
case B_COMMON_DATA_DIRECTORY:
case B_SYSTEM_CACHE_DIRECTORY:
case B_COMMON_PACKAGES_DIRECTORY:
case B_COMMON_HEADERS_DIRECTORY:
case B_SYSTEM_NONPACKAGED_DIRECTORY:
case B_SYSTEM_NONPACKAGED_ADDONS_DIRECTORY:
case B_SYSTEM_NONPACKAGED_TRANSLATORS_DIRECTORY:
case B_SYSTEM_NONPACKAGED_MEDIA_NODES_DIRECTORY:
case B_SYSTEM_NONPACKAGED_BIN_DIRECTORY:
case B_SYSTEM_NONPACKAGED_DATA_DIRECTORY:
case B_SYSTEM_NONPACKAGED_FONTS_DIRECTORY:
case B_SYSTEM_NONPACKAGED_SOUNDS_DIRECTORY:
case B_SYSTEM_NONPACKAGED_DOCUMENTATION_DIRECTORY:
case B_SYSTEM_NONPACKAGED_LIB_DIRECTORY:
case B_SYSTEM_NONPACKAGED_HEADERS_DIRECTORY:
case B_SYSTEM_NONPACKAGED_DEVELOP_DIRECTORY:
templatePath = kCommonDirectories[which - B_COMMON_DIRECTORY];
break;
/* User directories */
case B_USER_DIRECTORY:
case B_USER_CONFIG_DIRECTORY:
case B_USER_ADDONS_DIRECTORY:
case B_USER_BOOT_DIRECTORY:
case B_USER_FONTS_DIRECTORY:
case B_USER_LIB_DIRECTORY:
case B_USER_SETTINGS_DIRECTORY:
case B_USER_DESKBAR_DIRECTORY:
case B_USER_PRINTERS_DIRECTORY:
case B_USER_TRANSLATORS_DIRECTORY:
case B_USER_MEDIA_NODES_DIRECTORY:
case B_USER_SOUNDS_DIRECTORY:
case B_USER_DATA_DIRECTORY:
case B_USER_CACHE_DIRECTORY:
case B_USER_PACKAGES_DIRECTORY:
case B_USER_HEADERS_DIRECTORY:
case B_USER_DEVELOP_DIRECTORY:
case B_USER_DOCUMENTATION_DIRECTORY:
case B_USER_NONPACKAGED_DIRECTORY:
case B_USER_NONPACKAGED_ADDONS_DIRECTORY:
case B_USER_NONPACKAGED_TRANSLATORS_DIRECTORY:
case B_USER_NONPACKAGED_MEDIA_NODES_DIRECTORY:
case B_USER_NONPACKAGED_BIN_DIRECTORY:
case B_USER_NONPACKAGED_DATA_DIRECTORY:
case B_USER_NONPACKAGED_FONTS_DIRECTORY:
case B_USER_NONPACKAGED_SOUNDS_DIRECTORY:
case B_USER_NONPACKAGED_DOCUMENTATION_DIRECTORY:
case B_USER_NONPACKAGED_LIB_DIRECTORY:
case B_USER_NONPACKAGED_HEADERS_DIRECTORY:
case B_USER_NONPACKAGED_DEVELOP_DIRECTORY:
case B_USER_SERVERS_DIRECTORY:
case B_USER_APPS_DIRECTORY:
case B_USER_BIN_DIRECTORY:
case B_USER_PREFERENCES_DIRECTORY:
case B_USER_ETC_DIRECTORY:
case B_USER_LOG_DIRECTORY:
case B_USER_SPOOL_DIRECTORY:
case B_USER_VAR_DIRECTORY:
templatePath = kUserDirectories[which - B_USER_DIRECTORY];
break;
/* Global directories */
case B_APPS_DIRECTORY:
case B_UTILITIES_DIRECTORY:
templatePath = SYSTEM "/apps";
break;
case B_PREFERENCES_DIRECTORY:
templatePath = SYSTEM "/preferences";
break;
case B_PACKAGE_LINKS_DIRECTORY:
templatePath = "packages";
break;
default:
return EINVAL;
}
if (templatePath == NULL)
return ENOENT;
PathBuffer pathBuffer(buffer, pathLength, strlen(buffer));
// resolve "$h" placeholder to the user's home directory
if (!strncmp(templatePath, "$h", 2)) {
if (bootDevice > -1 && device != bootDevice) {
pathBuffer.Append("/home");
} else {
size_t length = get_user_home_path(buffer, pathLength);
if (length >= pathLength)
return E2BIG;
pathBuffer.SetTo(buffer, pathLength, length);
}
templatePath += 2;
} else if (templatePath[0] != '\0')
pathBuffer.Append('/');
// resolve "$a" placeholder to the architecture subdirectory, if not
// primary
if (char* dollar = strchr(templatePath, '$')) {
if (dollar[1] == 'a') {
pathBuffer.Append(templatePath, dollar - templatePath);
#ifndef _KERNEL_MODE
const char* architecture = __get_architecture();
if (strcmp(architecture, __get_primary_architecture()) != 0) {
pathBuffer.Append('/');
pathBuffer.Append(architecture);
}
#endif
templatePath = dollar + 2;
}
}
// append (remainder of) template path
pathBuffer.Append(templatePath);
if (pathBuffer.Length() >= pathLength)
return E2BIG;
if (createIt && stat(buffer, &st) < 0) {
err = create_path(buffer, 0755);
if (err != B_OK)
return err;
}
strlcpy(returnedPath, buffer, pathLength);
return B_OK;
}
status_t
find_directory(directory_which which, dev_t device, bool createIt,
char *returnedPath, int32 pathLength)
{
status_t err = B_OK;
dev_t bootDevice = -1;
struct fs_info fsInfo;
struct stat st;
char *buffer = NULL;
const char *home = NULL;
const char *templatePath = NULL;
/* as with the R5 version, no on-stack buffer */
buffer = (char *)malloc(pathLength);
memset(buffer, 0, pathLength);
/* fiddle with non-boot volume for items that need it */
switch (which) {
case B_DESKTOP_DIRECTORY:
case B_TRASH_DIRECTORY:
bootDevice = dev_for_path("/boot");
if (device <= 0)
device = bootDevice;
if (fs_stat_dev(device, &fsInfo) < B_OK) {
free(buffer);
return ENODEV;
}
if (device != bootDevice) {
#ifdef _KERNEL_MODE
err = _user_entry_ref_to_path(device, fsInfo.root, /*"."*/
NULL, buffer, pathLength);
#else
err = _kern_entry_ref_to_path(device, fsInfo.root, /*"."*/
NULL, buffer, pathLength);
#endif
} else {
/* use the user id to find the home folder */
/* done later */
strlcat(buffer, "/boot", pathLength);
}
break;
case B_PACKAGE_LINKS_DIRECTORY:
// this is a directory living in rootfs
break;
default:
strlcat(buffer, "/boot", pathLength);
break;
}
if (err < B_OK) {
free(buffer);
return err;
}
switch (which) {
/* Per volume directories */
case B_DESKTOP_DIRECTORY:
if (device == bootDevice || !strcmp(fsInfo.fsh_name, "bfs"))
templatePath = "$h/Desktop";
break;
case B_TRASH_DIRECTORY:
// TODO: eventually put that into the file system API?
if (device == bootDevice || !strcmp(fsInfo.fsh_name, "bfs"))
templatePath = "trash"; // TODO: add suffix for current user
else if (!strcmp(fsInfo.fsh_name, "fat"))
templatePath = "RECYCLED/_BEOS_";
break;
/* Haiku system directories */
case B_SYSTEM_DIRECTORY:
case B_BEOS_SYSTEM_DIRECTORY:
case B_SYSTEM_ADDONS_DIRECTORY:
case B_SYSTEM_BOOT_DIRECTORY:
case B_SYSTEM_FONTS_DIRECTORY:
case B_SYSTEM_LIB_DIRECTORY:
case B_SYSTEM_SERVERS_DIRECTORY:
case B_SYSTEM_APPS_DIRECTORY:
case B_SYSTEM_BIN_DIRECTORY:
case B_BEOS_ETC_DIRECTORY:
case B_SYSTEM_DOCUMENTATION_DIRECTORY:
case B_SYSTEM_PREFERENCES_DIRECTORY:
case B_SYSTEM_TRANSLATORS_DIRECTORY:
case B_SYSTEM_MEDIA_NODES_DIRECTORY:
case B_SYSTEM_SOUNDS_DIRECTORY:
case B_SYSTEM_DATA_DIRECTORY:
case B_SYSTEM_DEVELOP_DIRECTORY:
case B_SYSTEM_PACKAGES_DIRECTORY:
case B_SYSTEM_HEADERS_DIRECTORY:
templatePath = kSystemDirectories[which - B_SYSTEM_DIRECTORY];
break;
/* Common directories, shared among users */
case B_COMMON_DIRECTORY:
case B_COMMON_SYSTEM_DIRECTORY:
case B_COMMON_ADDONS_DIRECTORY:
case B_COMMON_BOOT_DIRECTORY:
case B_COMMON_FONTS_DIRECTORY:
case B_COMMON_LIB_DIRECTORY:
case B_COMMON_SERVERS_DIRECTORY:
case B_COMMON_BIN_DIRECTORY:
case B_COMMON_ETC_DIRECTORY:
case B_COMMON_DOCUMENTATION_DIRECTORY:
case B_COMMON_SETTINGS_DIRECTORY:
case B_COMMON_DEVELOP_DIRECTORY:
case B_COMMON_LOG_DIRECTORY:
case B_COMMON_SPOOL_DIRECTORY:
case B_COMMON_TEMP_DIRECTORY:
case B_COMMON_VAR_DIRECTORY:
case B_COMMON_TRANSLATORS_DIRECTORY:
case B_COMMON_MEDIA_NODES_DIRECTORY:
case B_COMMON_SOUNDS_DIRECTORY:
case B_COMMON_DATA_DIRECTORY:
case B_COMMON_CACHE_DIRECTORY:
case B_COMMON_PACKAGES_DIRECTORY:
case B_COMMON_HEADERS_DIRECTORY:
case B_COMMON_NONPACKAGED_DIRECTORY:
case B_COMMON_NONPACKAGED_ADDONS_DIRECTORY:
case B_COMMON_NONPACKAGED_TRANSLATORS_DIRECTORY:
case B_COMMON_NONPACKAGED_MEDIA_NODES_DIRECTORY:
case B_COMMON_NONPACKAGED_BIN_DIRECTORY:
case B_COMMON_NONPACKAGED_DATA_DIRECTORY:
case B_COMMON_NONPACKAGED_FONTS_DIRECTORY:
case B_COMMON_NONPACKAGED_SOUNDS_DIRECTORY:
case B_COMMON_NONPACKAGED_DOCUMENTATION_DIRECTORY:
case B_COMMON_NONPACKAGED_LIB_DIRECTORY:
case B_COMMON_NONPACKAGED_HEADERS_DIRECTORY:
templatePath = kCommonDirectories[which - B_COMMON_DIRECTORY];
break;
/* User directories */
case B_USER_DIRECTORY:
case B_USER_CONFIG_DIRECTORY:
case B_USER_ADDONS_DIRECTORY:
case B_USER_BOOT_DIRECTORY:
case B_USER_FONTS_DIRECTORY:
case B_USER_LIB_DIRECTORY:
case B_USER_SETTINGS_DIRECTORY:
case B_USER_DESKBAR_DIRECTORY:
case B_USER_PRINTERS_DIRECTORY:
case B_USER_TRANSLATORS_DIRECTORY:
case B_USER_MEDIA_NODES_DIRECTORY:
case B_USER_SOUNDS_DIRECTORY:
case B_USER_DATA_DIRECTORY:
case B_USER_CACHE_DIRECTORY:
case B_USER_PACKAGES_DIRECTORY:
case B_USER_HEADERS_DIRECTORY:
case B_USER_NONPACKAGED_DIRECTORY:
case B_USER_NONPACKAGED_ADDONS_DIRECTORY:
case B_USER_NONPACKAGED_TRANSLATORS_DIRECTORY:
case B_USER_NONPACKAGED_MEDIA_NODES_DIRECTORY:
case B_USER_NONPACKAGED_BIN_DIRECTORY:
case B_USER_NONPACKAGED_DATA_DIRECTORY:
case B_USER_NONPACKAGED_FONTS_DIRECTORY:
case B_USER_NONPACKAGED_SOUNDS_DIRECTORY:
case B_USER_NONPACKAGED_DOCUMENTATION_DIRECTORY:
case B_USER_NONPACKAGED_LIB_DIRECTORY:
case B_USER_NONPACKAGED_HEADERS_DIRECTORY:
templatePath = kUserDirectories[which - B_USER_DIRECTORY];
break;
/* Global directories */
case B_APPS_DIRECTORY:
templatePath = "apps";
break;
case B_PREFERENCES_DIRECTORY:
templatePath = "preferences";
break;
case B_UTILITIES_DIRECTORY:
templatePath = "utilities";
break;
case B_PACKAGE_LINKS_DIRECTORY:
templatePath = "packages";
break;
default:
free(buffer);
return EINVAL;
}
err = B_OK;
if (templatePath) {
if (!strncmp(templatePath, "$h", 2)) {
if (bootDevice > -1 && device != bootDevice) {
int l = pathLength - strlen(buffer);
if (l > 5)
strncat(buffer, "/home", 5);
} else {
#ifndef _KERNEL_MODE
#ifdef USE_PWENTS
struct passwd pwBuffer;
char pwStringBuffer[MAX_PASSWD_BUFFER_SIZE];
struct passwd *pw;
if (getpwuid_r(geteuid(), &pwBuffer, pwStringBuffer,
sizeof(pwStringBuffer), &pw) == 0) {
home = pw->pw_dir;
}
#endif // USE_PWENTS
if (!home) {
/* use env var */
home = getenv("HOME");
}
#endif // !_KERNEL_MODE
if (!home)
home = kUserDirectory;
strncpy(buffer, home, pathLength);
}
templatePath += 2;
} else
strlcat(buffer, "/", pathLength);
if (!err && strlen(buffer) + 2 + strlen(templatePath)
< (uint32)pathLength) {
strcat(buffer, templatePath);
} else
err = err ? err : E2BIG;
} else
err = err ? err : ENOENT;
if (!err && createIt && stat(buffer, &st) < 0)
err = create_path(buffer, 0755);
if (!err)
strlcpy(returnedPath, buffer, pathLength);
free(buffer);
return err;
}
