upload android base code part6
This commit is contained in:
August
parent
421e214c7d
commit
4e516ec6ed
35396 changed files with 9188716 additions and 0 deletions
413
android/system/libvintf/parse_string.cpp
Normal file
413
android/system/libvintf/parse_string.cpp
Normal file
|
|
@ -0,0 +1,413 @@
|
|||
/*
|
||||
* Copyright (C) 2017 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.
|
||||
*/
|
||||
|
||||
// Convert objects from and to strings.
|
||||
|
||||
#include "parse_string.h"
|
||||
#include <android-base/parseint.h>
|
||||
|
||||
namespace android {
|
||||
using base::ParseUint;
|
||||
|
||||
namespace vintf {
|
||||
|
||||
static const std::string kRequired("required");
|
||||
static const std::string kOptional("optional");
|
||||
static const std::string kConfigPrefix("CONFIG_");
|
||||
|
||||
std::vector<std::string> SplitString(const std::string &s, char c) {
|
||||
std::vector<std::string> components;
|
||||
|
||||
size_t startPos = 0;
|
||||
size_t matchPos;
|
||||
while ((matchPos = s.find(c, startPos)) != std::string::npos) {
|
||||
components.push_back(s.substr(startPos, matchPos - startPos));
|
||||
startPos = matchPos + 1;
|
||||
}
|
||||
|
||||
if (startPos <= s.length()) {
|
||||
components.push_back(s.substr(startPos));
|
||||
}
|
||||
return components;
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
std::ostream &operator<<(std::ostream &os, const std::vector<T> objs) {
|
||||
bool first = true;
|
||||
for (const T &v : objs) {
|
||||
if (!first) {
|
||||
os << ",";
|
||||
}
|
||||
os << v;
|
||||
first = false;
|
||||
}
|
||||
return os;
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
bool parse(const std::string &s, std::vector<T> *objs) {
|
||||
std::vector<std::string> v = SplitString(s, ',');
|
||||
objs->resize(v.size());
|
||||
size_t idx = 0;
|
||||
for (const auto &item : v) {
|
||||
T ver;
|
||||
if (!parse(item, &ver)) {
|
||||
return false;
|
||||
}
|
||||
objs->at(idx++) = ver;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
template<typename E, typename Array>
|
||||
bool parseEnum(const std::string &s, E *e, const Array &strings) {
|
||||
for (size_t i = 0; i < strings.size(); ++i) {
|
||||
if (s == strings.at(i)) {
|
||||
*e = static_cast<E>(i);
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
#define DEFINE_PARSE_STREAMIN_FOR_ENUM(ENUM) \
|
||||
bool parse(const std::string &s, ENUM *hf) { \
|
||||
return parseEnum(s, hf, g##ENUM##Strings); \
|
||||
} \
|
||||
std::ostream &operator<<(std::ostream &os, ENUM hf) { \
|
||||
return os << g##ENUM##Strings.at(static_cast<size_t>(hf)); \
|
||||
} \
|
||||
|
||||
DEFINE_PARSE_STREAMIN_FOR_ENUM(HalFormat);
|
||||
DEFINE_PARSE_STREAMIN_FOR_ENUM(Transport);
|
||||
DEFINE_PARSE_STREAMIN_FOR_ENUM(Arch);
|
||||
DEFINE_PARSE_STREAMIN_FOR_ENUM(KernelConfigType);
|
||||
DEFINE_PARSE_STREAMIN_FOR_ENUM(Tristate);
|
||||
DEFINE_PARSE_STREAMIN_FOR_ENUM(SchemaType);
|
||||
DEFINE_PARSE_STREAMIN_FOR_ENUM(XmlSchemaFormat);
|
||||
|
||||
std::ostream &operator<<(std::ostream &os, const KernelConfigTypedValue &kctv) {
|
||||
switch (kctv.mType) {
|
||||
case KernelConfigType::STRING:
|
||||
return os << kctv.mStringValue;
|
||||
case KernelConfigType::INTEGER:
|
||||
return os << to_string(kctv.mIntegerValue);
|
||||
case KernelConfigType::RANGE:
|
||||
return os << to_string(kctv.mRangeValue.first) << "-"
|
||||
<< to_string(kctv.mRangeValue.second);
|
||||
case KernelConfigType::TRISTATE:
|
||||
return os << to_string(kctv.mTristateValue);
|
||||
}
|
||||
}
|
||||
|
||||
// Notice that strtoull is used even though KernelConfigIntValue is signed int64_t,
|
||||
// because strtoull can accept negative values as well.
|
||||
// Notice that according to man strtoul, strtoull can actually accept
|
||||
// -2^64 + 1 to 2^64 - 1, with the 65th bit truncated.
|
||||
// ParseInt / ParseUint are not used because they do not handle signed hex very well.
|
||||
template <typename T>
|
||||
bool parseKernelConfigIntHelper(const std::string &s, T *i) {
|
||||
char *end;
|
||||
errno = 0;
|
||||
unsigned long long int ulli = strtoull(s.c_str(), &end, 0 /* base */);
|
||||
// It is implementation defined that what value will be returned by strtoull
|
||||
// in the error case, so we are checking errno directly here.
|
||||
if (errno == 0 && s.c_str() != end && *end == '\0') {
|
||||
*i = static_cast<T>(ulli);
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
bool parseKernelConfigInt(const std::string &s, int64_t *i) {
|
||||
return parseKernelConfigIntHelper(s, i);
|
||||
}
|
||||
|
||||
bool parseKernelConfigInt(const std::string &s, uint64_t *i) {
|
||||
return parseKernelConfigIntHelper(s, i);
|
||||
}
|
||||
|
||||
bool parseRange(const std::string &s, KernelConfigRangeValue *range) {
|
||||
auto pos = s.find('-');
|
||||
if (pos == std::string::npos) {
|
||||
return false;
|
||||
}
|
||||
return parseKernelConfigInt(s.substr(0, pos), &range->first)
|
||||
&& parseKernelConfigInt(s.substr(pos + 1), &range->second);
|
||||
}
|
||||
|
||||
bool parse(const std::string &s, KernelConfigKey *key) {
|
||||
*key = s;
|
||||
return true;
|
||||
}
|
||||
|
||||
bool parseKernelConfigValue(const std::string &s, KernelConfigTypedValue *kctv) {
|
||||
switch (kctv->mType) {
|
||||
case KernelConfigType::STRING:
|
||||
kctv->mStringValue = s;
|
||||
return true;
|
||||
case KernelConfigType::INTEGER:
|
||||
return parseKernelConfigInt(s, &kctv->mIntegerValue);
|
||||
case KernelConfigType::RANGE:
|
||||
return parseRange(s, &kctv->mRangeValue);
|
||||
case KernelConfigType::TRISTATE:
|
||||
return parse(s, &kctv->mTristateValue);
|
||||
}
|
||||
}
|
||||
|
||||
bool parseKernelConfigTypedValue(const std::string& s, KernelConfigTypedValue* kctv) {
|
||||
if (parseKernelConfigInt(s, &kctv->mIntegerValue)) {
|
||||
kctv->mType = KernelConfigType::INTEGER;
|
||||
return true;
|
||||
}
|
||||
if (parse(s, &kctv->mTristateValue)) {
|
||||
kctv->mType = KernelConfigType::TRISTATE;
|
||||
return true;
|
||||
}
|
||||
// Do not test for KernelConfigType::RANGE.
|
||||
kctv->mType = KernelConfigType::STRING;
|
||||
kctv->mStringValue = s;
|
||||
return true;
|
||||
}
|
||||
|
||||
bool parse(const std::string &s, Version *ver) {
|
||||
std::vector<std::string> v = SplitString(s, '.');
|
||||
if (v.size() != 2) {
|
||||
return false;
|
||||
}
|
||||
size_t major, minor;
|
||||
if (!ParseUint(v[0], &major)) {
|
||||
return false;
|
||||
}
|
||||
if (!ParseUint(v[1], &minor)) {
|
||||
return false;
|
||||
}
|
||||
*ver = Version(major, minor);
|
||||
return true;
|
||||
}
|
||||
|
||||
std::ostream &operator<<(std::ostream &os, const Version &ver) {
|
||||
return os << ver.majorVer << "." << ver.minorVer;
|
||||
}
|
||||
|
||||
bool parse(const std::string &s, VersionRange *vr) {
|
||||
std::vector<std::string> v = SplitString(s, '-');
|
||||
if (v.size() != 1 && v.size() != 2) {
|
||||
return false;
|
||||
}
|
||||
Version minVer;
|
||||
if (!parse(v[0], &minVer)) {
|
||||
return false;
|
||||
}
|
||||
if (v.size() == 1) {
|
||||
*vr = VersionRange(minVer.majorVer, minVer.minorVer);
|
||||
} else {
|
||||
size_t maxMinor;
|
||||
if (!ParseUint(v[1], &maxMinor)) {
|
||||
return false;
|
||||
}
|
||||
*vr = VersionRange(minVer.majorVer, minVer.minorVer, maxMinor);
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
std::ostream &operator<<(std::ostream &os, const VersionRange &vr) {
|
||||
if (vr.isSingleVersion()) {
|
||||
return os << vr.minVer();
|
||||
}
|
||||
return os << vr.minVer() << "-" << vr.maxMinor;
|
||||
}
|
||||
|
||||
bool parse(const std::string &s, VndkVersionRange *vr) {
|
||||
std::vector<std::string> v = SplitString(s, '-');
|
||||
if (v.size() != 1 && v.size() != 2) {
|
||||
return false;
|
||||
}
|
||||
std::vector<std::string> minVector = SplitString(v[0], '.');
|
||||
if (minVector.size() != 3) {
|
||||
return false;
|
||||
}
|
||||
if (!ParseUint(minVector[0], &vr->sdk) ||
|
||||
!ParseUint(minVector[1], &vr->vndk) ||
|
||||
!ParseUint(minVector[2], &vr->patchMin)) {
|
||||
return false;
|
||||
}
|
||||
if (v.size() == 1) {
|
||||
vr->patchMax = vr->patchMin;
|
||||
return true;
|
||||
} else {
|
||||
return ParseUint(v[1], &vr->patchMax);
|
||||
}
|
||||
}
|
||||
|
||||
std::ostream &operator<<(std::ostream &os, const VndkVersionRange &vr) {
|
||||
os << vr.sdk << "." << vr.vndk << "." << vr.patchMin;
|
||||
if (!vr.isSingleVersion()) {
|
||||
os << "-" << vr.patchMax;
|
||||
}
|
||||
return os;
|
||||
}
|
||||
|
||||
bool parse(const std::string &s, KernelVersion *kernelVersion) {
|
||||
std::vector<std::string> v = SplitString(s, '.');
|
||||
if (v.size() != 3) {
|
||||
return false;
|
||||
}
|
||||
size_t version, major, minor;
|
||||
if (!ParseUint(v[0], &version)) {
|
||||
return false;
|
||||
}
|
||||
if (!ParseUint(v[1], &major)) {
|
||||
return false;
|
||||
}
|
||||
if (!ParseUint(v[2], &minor)) {
|
||||
return false;
|
||||
}
|
||||
*kernelVersion = KernelVersion(version, major, minor);
|
||||
return true;
|
||||
}
|
||||
|
||||
std::ostream &operator<<(std::ostream &os, const TransportArch &ta) {
|
||||
return os << to_string(ta.transport) << to_string(ta.arch);
|
||||
}
|
||||
|
||||
bool parse(const std::string &s, TransportArch *ta) {
|
||||
bool transportSet = false;
|
||||
bool archSet = false;
|
||||
for (size_t i = 0; i < gTransportStrings.size(); ++i) {
|
||||
if (s.find(gTransportStrings.at(i)) != std::string::npos) {
|
||||
ta->transport = static_cast<Transport>(i);
|
||||
transportSet = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (!transportSet) {
|
||||
return false;
|
||||
}
|
||||
for (size_t i = 0; i < gArchStrings.size(); ++i) {
|
||||
if (s.find(gArchStrings.at(i)) != std::string::npos) {
|
||||
ta->arch = static_cast<Arch>(i);
|
||||
archSet = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (!archSet) {
|
||||
return false;
|
||||
}
|
||||
return ta->isValid();
|
||||
}
|
||||
|
||||
std::ostream &operator<<(std::ostream &os, const KernelVersion &ver) {
|
||||
return os << ver.version << "." << ver.majorRev << "." << ver.minorRev;
|
||||
}
|
||||
|
||||
bool parse(const std::string &s, ManifestHal *hal) {
|
||||
std::vector<std::string> v = SplitString(s, '/');
|
||||
if (v.size() != 4) {
|
||||
return false;
|
||||
}
|
||||
if (!parse(v[0], &hal->format)) {
|
||||
return false;
|
||||
}
|
||||
hal->name = v[1];
|
||||
if (!parse(v[2], &hal->transportArch)) {
|
||||
return false;
|
||||
}
|
||||
if (!parse(v[3], &hal->versions)) {
|
||||
return false;
|
||||
}
|
||||
return hal->isValid();
|
||||
}
|
||||
|
||||
std::ostream &operator<<(std::ostream &os, const ManifestHal &hal) {
|
||||
return os << hal.format << "/"
|
||||
<< hal.name << "/"
|
||||
<< hal.transportArch << "/"
|
||||
<< hal.versions;
|
||||
}
|
||||
|
||||
bool parse(const std::string &s, MatrixHal *req) {
|
||||
std::vector<std::string> v = SplitString(s, '/');
|
||||
if (v.size() != 4) {
|
||||
return false;
|
||||
}
|
||||
if (!parse(v[0], &req->format)) {
|
||||
return false;
|
||||
}
|
||||
req->name = v[1];
|
||||
if (!parse(v[2], &req->versionRanges)) {
|
||||
return false;
|
||||
}
|
||||
if (v[3] != kRequired || v[3] != kOptional) {
|
||||
return false;
|
||||
}
|
||||
req->optional = (v[3] == kOptional);
|
||||
return true;
|
||||
}
|
||||
|
||||
std::ostream &operator<<(std::ostream &os, const MatrixHal &req) {
|
||||
return os << req.format << "/"
|
||||
<< req.name << "/"
|
||||
<< req.versionRanges << "/"
|
||||
<< (req.optional ? kOptional : kRequired);
|
||||
}
|
||||
|
||||
|
||||
std::ostream &operator<<(std::ostream &os, KernelSepolicyVersion ksv){
|
||||
return os << ksv.value;
|
||||
}
|
||||
|
||||
bool parse(const std::string &s, KernelSepolicyVersion *ksv){
|
||||
return ParseUint(s, &ksv->value);
|
||||
}
|
||||
|
||||
std::string dump(const HalManifest &vm) {
|
||||
std::ostringstream oss;
|
||||
bool first = true;
|
||||
for (const auto &hal : vm.getHals()) {
|
||||
if (!first) {
|
||||
oss << ":";
|
||||
}
|
||||
oss << hal;
|
||||
first = false;
|
||||
}
|
||||
return oss.str();
|
||||
}
|
||||
|
||||
std::string dump(const RuntimeInfo &ki) {
|
||||
std::ostringstream oss;
|
||||
|
||||
oss << "kernel = "
|
||||
<< ki.osName() << "/"
|
||||
<< ki.nodeName() << "/"
|
||||
<< ki.osRelease() << "/"
|
||||
<< ki.osVersion() << "/"
|
||||
<< ki.hardwareId() << ";"
|
||||
<< ki.mBootAvbVersion << "/"
|
||||
<< ki.mBootVbmetaAvbVersion << ";"
|
||||
<< "kernelSepolicyVersion = " << ki.kernelSepolicyVersion()
|
||||
<< ";\n\ncpu info:\n"
|
||||
<< ki.cpuInfo()
|
||||
<< "\n#CONFIG's loaded = " << ki.mKernelConfigs.size() << ";\n";
|
||||
for (const auto &pair : ki.mKernelConfigs) {
|
||||
oss << pair.first << "=" << pair.second << "\n";
|
||||
}
|
||||
|
||||
return oss.str();
|
||||
}
|
||||
|
||||
} // namespace vintf
|
||||
} // namespace android
|
||||
Loading…
Add table
Add a link
Reference in a new issue