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AaptAssets.cpp
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2689 lines (2364 loc) · 77.3 KB
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//
// Copyright 2006 The Android Open Source Project
//
#include "AaptAssets.h"
#include "ResourceFilter.h"
#include "Main.h"
#include <utils/misc.h>
#include <utils/SortedVector.h>
#include <ctype.h>
#include <dirent.h>
#include <errno.h>
static const char* kDefaultLocale = "default";
static const char* kWildcardName = "any";
static const char* kAssetDir = "assets";
static const char* kResourceDir = "res";
static const char* kValuesDir = "values";
static const char* kMipmapDir = "mipmap";
static const char* kInvalidChars = "/\\:";
static const size_t kMaxAssetFileName = 100;
static const String8 kResString(kResourceDir);
/*
* Names of asset files must meet the following criteria:
*
* - the filename length must be less than kMaxAssetFileName bytes long
* (and can't be empty)
* - all characters must be 7-bit printable ASCII
* - none of { '/' '\\' ':' }
*
* Pass in just the filename, not the full path.
*/
static bool validateFileName(const char* fileName)
{
const char* cp = fileName;
size_t len = 0;
while (*cp != '\0') {
if ((*cp & 0x80) != 0)
return false; // reject high ASCII
if (*cp < 0x20 || *cp >= 0x7f)
return false; // reject control chars and 0x7f
if (strchr(kInvalidChars, *cp) != NULL)
return false; // reject path sep chars
cp++;
len++;
}
if (len < 1 || len > kMaxAssetFileName)
return false; // reject empty or too long
return true;
}
// The default to use if no other ignore pattern is defined.
const char * const gDefaultIgnoreAssets =
"!.svn:!.git:!.ds_store:!*.scc:.*:<dir>_*:!CVS:!thumbs.db:!picasa.ini:!*~";
// The ignore pattern that can be passed via --ignore-assets in Main.cpp
const char * gUserIgnoreAssets = NULL;
static bool isHidden(const char *root, const char *path)
{
// Patterns syntax:
// - Delimiter is :
// - Entry can start with the flag ! to avoid printing a warning
// about the file being ignored.
// - Entry can have the flag "<dir>" to match only directories
// or <file> to match only files. Default is to match both.
// - Entry can be a simplified glob "<prefix>*" or "*<suffix>"
// where prefix/suffix must have at least 1 character (so that
// we don't match a '*' catch-all pattern.)
// - The special filenames "." and ".." are always ignored.
// - Otherwise the full string is matched.
// - match is not case-sensitive.
if (strcmp(path, ".") == 0 || strcmp(path, "..") == 0) {
return true;
}
const char *delim = ":";
const char *p = gUserIgnoreAssets;
if (!p || !p[0]) {
p = getenv("ANDROID_AAPT_IGNORE");
}
if (!p || !p[0]) {
p = gDefaultIgnoreAssets;
}
char *patterns = strdup(p);
bool ignore = false;
bool chatty = true;
char *matchedPattern = NULL;
String8 fullPath(root);
fullPath.appendPath(path);
FileType type = getFileType(fullPath);
int plen = strlen(path);
// Note: we don't have strtok_r under mingw.
for(char *token = strtok(patterns, delim);
!ignore && token != NULL;
token = strtok(NULL, delim)) {
chatty = token[0] != '!';
if (!chatty) token++; // skip !
if (strncasecmp(token, "<dir>" , 5) == 0) {
if (type != kFileTypeDirectory) continue;
token += 5;
}
if (strncasecmp(token, "<file>", 6) == 0) {
if (type != kFileTypeRegular) continue;
token += 6;
}
matchedPattern = token;
int n = strlen(token);
if (token[0] == '*') {
// Match *suffix
token++;
n--;
if (n <= plen) {
ignore = strncasecmp(token, path + plen - n, n) == 0;
}
} else if (n > 1 && token[n - 1] == '*') {
// Match prefix*
ignore = strncasecmp(token, path, n - 1) == 0;
} else {
ignore = strcasecmp(token, path) == 0;
}
}
if (ignore && chatty) {
fprintf(stderr, " (skipping %s '%s' due to ANDROID_AAPT_IGNORE pattern '%s')\n",
type == kFileTypeDirectory ? "dir" : "file",
path,
matchedPattern ? matchedPattern : "");
}
free(patterns);
return ignore;
}
// =========================================================================
// =========================================================================
// =========================================================================
status_t
AaptGroupEntry::parseNamePart(const String8& part, int* axis, uint32_t* value)
{
ResTable_config config;
// IMSI - MCC
if (getMccName(part.string(), &config)) {
*axis = AXIS_MCC;
*value = config.mcc;
return 0;
}
// IMSI - MNC
if (getMncName(part.string(), &config)) {
*axis = AXIS_MNC;
*value = config.mnc;
return 0;
}
// locale - language
if (part.length() == 2 && isalpha(part[0]) && isalpha(part[1])) {
*axis = AXIS_LANGUAGE;
*value = part[1] << 8 | part[0];
return 0;
}
// locale - language_REGION
if (part.length() == 5 && isalpha(part[0]) && isalpha(part[1])
&& part[2] == '_' && isalpha(part[3]) && isalpha(part[4])) {
*axis = AXIS_LANGUAGE;
*value = (part[4] << 24) | (part[3] << 16) | (part[1] << 8) | (part[0]);
return 0;
}
// layout direction
if (getLayoutDirectionName(part.string(), &config)) {
*axis = AXIS_LAYOUTDIR;
*value = (config.screenLayout&ResTable_config::MASK_LAYOUTDIR);
return 0;
}
// smallest screen dp width
if (getSmallestScreenWidthDpName(part.string(), &config)) {
*axis = AXIS_SMALLESTSCREENWIDTHDP;
*value = config.smallestScreenWidthDp;
return 0;
}
// screen dp width
if (getScreenWidthDpName(part.string(), &config)) {
*axis = AXIS_SCREENWIDTHDP;
*value = config.screenWidthDp;
return 0;
}
// screen dp height
if (getScreenHeightDpName(part.string(), &config)) {
*axis = AXIS_SCREENHEIGHTDP;
*value = config.screenHeightDp;
return 0;
}
// screen layout size
if (getScreenLayoutSizeName(part.string(), &config)) {
*axis = AXIS_SCREENLAYOUTSIZE;
*value = (config.screenLayout&ResTable_config::MASK_SCREENSIZE);
return 0;
}
// screen layout long
if (getScreenLayoutLongName(part.string(), &config)) {
*axis = AXIS_SCREENLAYOUTLONG;
*value = (config.screenLayout&ResTable_config::MASK_SCREENLONG);
return 0;
}
// orientation
if (getOrientationName(part.string(), &config)) {
*axis = AXIS_ORIENTATION;
*value = config.orientation;
return 0;
}
// ui mode type
if (getUiModeTypeName(part.string(), &config)) {
*axis = AXIS_UIMODETYPE;
*value = (config.uiMode&ResTable_config::MASK_UI_MODE_TYPE);
return 0;
}
// ui mode night
if (getUiModeNightName(part.string(), &config)) {
*axis = AXIS_UIMODENIGHT;
*value = (config.uiMode&ResTable_config::MASK_UI_MODE_NIGHT);
return 0;
}
// density
if (getDensityName(part.string(), &config)) {
*axis = AXIS_DENSITY;
*value = config.density;
return 0;
}
// touchscreen
if (getTouchscreenName(part.string(), &config)) {
*axis = AXIS_TOUCHSCREEN;
*value = config.touchscreen;
return 0;
}
// keyboard hidden
if (getKeysHiddenName(part.string(), &config)) {
*axis = AXIS_KEYSHIDDEN;
*value = config.inputFlags;
return 0;
}
// keyboard
if (getKeyboardName(part.string(), &config)) {
*axis = AXIS_KEYBOARD;
*value = config.keyboard;
return 0;
}
// navigation hidden
if (getNavHiddenName(part.string(), &config)) {
*axis = AXIS_NAVHIDDEN;
*value = config.inputFlags;
return 0;
}
// navigation
if (getNavigationName(part.string(), &config)) {
*axis = AXIS_NAVIGATION;
*value = config.navigation;
return 0;
}
// screen size
if (getScreenSizeName(part.string(), &config)) {
*axis = AXIS_SCREENSIZE;
*value = config.screenSize;
return 0;
}
// version
if (getVersionName(part.string(), &config)) {
*axis = AXIS_VERSION;
*value = config.version;
return 0;
}
return 1;
}
uint32_t
AaptGroupEntry::getConfigValueForAxis(const ResTable_config& config, int axis)
{
switch (axis) {
case AXIS_MCC:
return config.mcc;
case AXIS_MNC:
return config.mnc;
case AXIS_LANGUAGE:
return (((uint32_t)config.country[1]) << 24) | (((uint32_t)config.country[0]) << 16)
| (((uint32_t)config.language[1]) << 8) | (config.language[0]);
case AXIS_LAYOUTDIR:
return config.screenLayout&ResTable_config::MASK_LAYOUTDIR;
case AXIS_SCREENLAYOUTSIZE:
return config.screenLayout&ResTable_config::MASK_SCREENSIZE;
case AXIS_ORIENTATION:
return config.orientation;
case AXIS_UIMODETYPE:
return (config.uiMode&ResTable_config::MASK_UI_MODE_TYPE);
case AXIS_UIMODENIGHT:
return (config.uiMode&ResTable_config::MASK_UI_MODE_NIGHT);
case AXIS_DENSITY:
return config.density;
case AXIS_TOUCHSCREEN:
return config.touchscreen;
case AXIS_KEYSHIDDEN:
return config.inputFlags;
case AXIS_KEYBOARD:
return config.keyboard;
case AXIS_NAVIGATION:
return config.navigation;
case AXIS_SCREENSIZE:
return config.screenSize;
case AXIS_SMALLESTSCREENWIDTHDP:
return config.smallestScreenWidthDp;
case AXIS_SCREENWIDTHDP:
return config.screenWidthDp;
case AXIS_SCREENHEIGHTDP:
return config.screenHeightDp;
case AXIS_VERSION:
return config.version;
}
return 0;
}
bool
AaptGroupEntry::configSameExcept(const ResTable_config& config,
const ResTable_config& otherConfig, int axis)
{
for (int i=AXIS_START; i<=AXIS_END; i++) {
if (i == axis) {
continue;
}
if (getConfigValueForAxis(config, i) != getConfigValueForAxis(otherConfig, i)) {
return false;
}
}
return true;
}
bool
AaptGroupEntry::initFromDirName(const char* dir, String8* resType)
{
mParamsChanged = true;
Vector<String8> parts;
String8 mcc, mnc, loc, layoutsize, layoutlong, orient, den;
String8 touch, key, keysHidden, nav, navHidden, size, layoutDir, vers;
String8 uiModeType, uiModeNight, smallestwidthdp, widthdp, heightdp;
const char *p = dir;
const char *q;
while (NULL != (q = strchr(p, '-'))) {
String8 val(p, q-p);
val.toLower();
parts.add(val);
//printf("part: %s\n", parts[parts.size()-1].string());
p = q+1;
}
String8 val(p);
val.toLower();
parts.add(val);
//printf("part: %s\n", parts[parts.size()-1].string());
const int N = parts.size();
int index = 0;
String8 part = parts[index];
// resource type
if (!isValidResourceType(part)) {
return false;
}
*resType = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
// imsi - mcc
if (getMccName(part.string())) {
mcc = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not mcc: %s\n", part.string());
}
// imsi - mnc
if (getMncName(part.string())) {
mnc = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not mcc: %s\n", part.string());
}
// locale - language
if (part.length() == 2 && isalpha(part[0]) && isalpha(part[1])) {
loc = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not language: %s\n", part.string());
}
// locale - region
if (loc.length() > 0
&& part.length() == 3 && part[0] == 'r' && part[0] && part[1]) {
loc += "-";
part.toUpper();
loc += part.string() + 1;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not region: %s\n", part.string());
}
if (getLayoutDirectionName(part.string())) {
layoutDir = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not layout direction: %s\n", part.string());
}
if (getSmallestScreenWidthDpName(part.string())) {
smallestwidthdp = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not smallest screen width dp: %s\n", part.string());
}
if (getScreenWidthDpName(part.string())) {
widthdp = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not screen width dp: %s\n", part.string());
}
if (getScreenHeightDpName(part.string())) {
heightdp = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not screen height dp: %s\n", part.string());
}
if (getScreenLayoutSizeName(part.string())) {
layoutsize = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not screen layout size: %s\n", part.string());
}
if (getScreenLayoutLongName(part.string())) {
layoutlong = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not screen layout long: %s\n", part.string());
}
// orientation
if (getOrientationName(part.string())) {
orient = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not orientation: %s\n", part.string());
}
// ui mode type
if (getUiModeTypeName(part.string())) {
uiModeType = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not ui mode type: %s\n", part.string());
}
// ui mode night
if (getUiModeNightName(part.string())) {
uiModeNight = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not ui mode night: %s\n", part.string());
}
// density
if (getDensityName(part.string())) {
den = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not density: %s\n", part.string());
}
// touchscreen
if (getTouchscreenName(part.string())) {
touch = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not touchscreen: %s\n", part.string());
}
// keyboard hidden
if (getKeysHiddenName(part.string())) {
keysHidden = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not keysHidden: %s\n", part.string());
}
// keyboard
if (getKeyboardName(part.string())) {
key = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not keyboard: %s\n", part.string());
}
// navigation hidden
if (getNavHiddenName(part.string())) {
navHidden = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not navHidden: %s\n", part.string());
}
if (getNavigationName(part.string())) {
nav = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not navigation: %s\n", part.string());
}
if (getScreenSizeName(part.string())) {
size = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not screen size: %s\n", part.string());
}
if (getVersionName(part.string())) {
vers = part;
index++;
if (index == N) {
goto success;
}
part = parts[index];
} else {
//printf("not version: %s\n", part.string());
}
// if there are extra parts, it doesn't match
return false;
success:
this->mcc = mcc;
this->mnc = mnc;
this->locale = loc;
this->screenLayoutSize = layoutsize;
this->screenLayoutLong = layoutlong;
this->smallestScreenWidthDp = smallestwidthdp;
this->screenWidthDp = widthdp;
this->screenHeightDp = heightdp;
this->orientation = orient;
this->uiModeType = uiModeType;
this->uiModeNight = uiModeNight;
this->density = den;
this->touchscreen = touch;
this->keysHidden = keysHidden;
this->keyboard = key;
this->navHidden = navHidden;
this->navigation = nav;
this->screenSize = size;
this->layoutDirection = layoutDir;
this->version = vers;
// what is this anyway?
this->vendor = "";
return true;
}
String8
AaptGroupEntry::toString() const
{
String8 s = this->mcc;
s += ",";
s += this->mnc;
s += ",";
s += this->locale;
s += ",";
s += layoutDirection;
s += ",";
s += smallestScreenWidthDp;
s += ",";
s += screenWidthDp;
s += ",";
s += screenHeightDp;
s += ",";
s += screenLayoutSize;
s += ",";
s += screenLayoutLong;
s += ",";
s += this->orientation;
s += ",";
s += uiModeType;
s += ",";
s += uiModeNight;
s += ",";
s += density;
s += ",";
s += touchscreen;
s += ",";
s += keysHidden;
s += ",";
s += keyboard;
s += ",";
s += navHidden;
s += ",";
s += navigation;
s += ",";
s += screenSize;
s += ",";
s += version;
return s;
}
String8
AaptGroupEntry::toDirName(const String8& resType) const
{
String8 s = resType;
if (this->mcc != "") {
if (s.length() > 0) {
s += "-";
}
s += mcc;
}
if (this->mnc != "") {
if (s.length() > 0) {
s += "-";
}
s += mnc;
}
if (this->locale != "") {
if (s.length() > 0) {
s += "-";
}
s += locale;
}
if (this->layoutDirection != "") {
if (s.length() > 0) {
s += "-";
}
s += layoutDirection;
}
if (this->smallestScreenWidthDp != "") {
if (s.length() > 0) {
s += "-";
}
s += smallestScreenWidthDp;
}
if (this->screenWidthDp != "") {
if (s.length() > 0) {
s += "-";
}
s += screenWidthDp;
}
if (this->screenHeightDp != "") {
if (s.length() > 0) {
s += "-";
}
s += screenHeightDp;
}
if (this->screenLayoutSize != "") {
if (s.length() > 0) {
s += "-";
}
s += screenLayoutSize;
}
if (this->screenLayoutLong != "") {
if (s.length() > 0) {
s += "-";
}
s += screenLayoutLong;
}
if (this->orientation != "") {
if (s.length() > 0) {
s += "-";
}
s += orientation;
}
if (this->uiModeType != "") {
if (s.length() > 0) {
s += "-";
}
s += uiModeType;
}
if (this->uiModeNight != "") {
if (s.length() > 0) {
s += "-";
}
s += uiModeNight;
}
if (this->density != "") {
if (s.length() > 0) {
s += "-";
}
s += density;
}
if (this->touchscreen != "") {
if (s.length() > 0) {
s += "-";
}
s += touchscreen;
}
if (this->keysHidden != "") {
if (s.length() > 0) {
s += "-";
}
s += keysHidden;
}
if (this->keyboard != "") {
if (s.length() > 0) {
s += "-";
}
s += keyboard;
}
if (this->navHidden != "") {
if (s.length() > 0) {
s += "-";
}
s += navHidden;
}
if (this->navigation != "") {
if (s.length() > 0) {
s += "-";
}
s += navigation;
}
if (this->screenSize != "") {
if (s.length() > 0) {
s += "-";
}
s += screenSize;
}
if (this->version != "") {
if (s.length() > 0) {
s += "-";
}
s += version;
}
return s;
}
bool AaptGroupEntry::getMccName(const char* name,
ResTable_config* out)
{
if (strcmp(name, kWildcardName) == 0) {
if (out) out->mcc = 0;
return true;
}
const char* c = name;
if (tolower(*c) != 'm') return false;
c++;
if (tolower(*c) != 'c') return false;
c++;
if (tolower(*c) != 'c') return false;
c++;
const char* val = c;
while (*c >= '0' && *c <= '9') {
c++;
}
if (*c != 0) return false;
if (c-val != 3) return false;
int d = atoi(val);
if (d != 0) {
if (out) out->mcc = d;
return true;
}
return false;
}
bool AaptGroupEntry::getMncName(const char* name,
ResTable_config* out)
{
if (strcmp(name, kWildcardName) == 0) {
if (out) out->mcc = 0;
return true;
}
const char* c = name;
if (tolower(*c) != 'm') return false;
c++;
if (tolower(*c) != 'n') return false;
c++;
if (tolower(*c) != 'c') return false;
c++;
const char* val = c;
while (*c >= '0' && *c <= '9') {
c++;
}
if (*c != 0) return false;
if (c-val == 0 || c-val > 3) return false;
if (out) {
out->mnc = atoi(val);
if (out->mnc == 0) {
out->mnc = ACONFIGURATION_MNC_ZERO;
}
}
return true;
}
/*
* Does this directory name fit the pattern of a locale dir ("en-rUS" or
* "default")?
*
* TODO: Should insist that the first two letters are lower case, and the
* second two are upper.
*/
bool AaptGroupEntry::getLocaleName(const char* fileName,
ResTable_config* out)
{
if (strcmp(fileName, kWildcardName) == 0
|| strcmp(fileName, kDefaultLocale) == 0) {
if (out) {
out->language[0] = 0;
out->language[1] = 0;
out->country[0] = 0;
out->country[1] = 0;
}
return true;
}
if (strlen(fileName) == 2 && isalpha(fileName[0]) && isalpha(fileName[1])) {
if (out) {
out->language[0] = fileName[0];
out->language[1] = fileName[1];
out->country[0] = 0;
out->country[1] = 0;
}
return true;
}
if (strlen(fileName) == 5 &&
isalpha(fileName[0]) &&
isalpha(fileName[1]) &&
fileName[2] == '-' &&
isalpha(fileName[3]) &&
isalpha(fileName[4])) {
if (out) {
out->language[0] = fileName[0];
out->language[1] = fileName[1];
out->country[0] = fileName[3];
out->country[1] = fileName[4];
}
return true;
}
return false;
}
bool AaptGroupEntry::getLayoutDirectionName(const char* name, ResTable_config* out)
{
if (strcmp(name, kWildcardName) == 0) {
if (out) out->screenLayout =
(out->screenLayout&~ResTable_config::MASK_LAYOUTDIR)
| ResTable_config::LAYOUTDIR_ANY;
return true;