From e6f7f95d3493b47514a6104e11d206a455a6433e Mon Sep 17 00:00:00 2001 From: Tao Bao Date: Wed, 4 Oct 2017 09:33:01 -0700 Subject: edify: Export the header and move to Soong. Also make matching changes to applypatch modules which include edify/expr.h. Test: mmma bootable/recovery Change-Id: Ia72be3caa010d7f56a70add2da345e631b306378 --- edify/Android.bp | 45 +++++++++++++ edify/Android.mk | 53 --------------- edify/expr.cpp | 2 +- edify/expr.h | 161 --------------------------------------------- edify/include/edify/expr.h | 161 +++++++++++++++++++++++++++++++++++++++++++++ edify/lexer.ll | 2 +- edify/parser.yy | 2 +- 7 files changed, 209 insertions(+), 217 deletions(-) create mode 100644 edify/Android.bp delete mode 100644 edify/Android.mk delete mode 100644 edify/expr.h create mode 100644 edify/include/edify/expr.h (limited to 'edify') diff --git a/edify/Android.bp b/edify/Android.bp new file mode 100644 index 000000000..42947eb4e --- /dev/null +++ b/edify/Android.bp @@ -0,0 +1,45 @@ +// 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. + +cc_library_static { + name: "libedify", + + host_supported: true, + + srcs: [ + "expr.cpp", + "lexer.ll", + "parser.yy", + ], + + cflags: [ + "-Wall", + "-Werror", + "-Wno-deprecated-register", + "-Wno-unused-parameter", + ], + + export_include_dirs: [ + "include", + ], + + local_include_dirs: [ + "include", + ], + + static_libs: [ + "libbase", + "libotautil", + ], +} diff --git a/edify/Android.mk b/edify/Android.mk deleted file mode 100644 index 527698e68..000000000 --- a/edify/Android.mk +++ /dev/null @@ -1,53 +0,0 @@ -# Copyright 2009 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. - -LOCAL_PATH := $(call my-dir) - -edify_src_files := \ - lexer.ll \ - parser.yy \ - expr.cpp - -# -# Build the device-side library (static library) -# -include $(CLEAR_VARS) - -LOCAL_SRC_FILES := $(edify_src_files) - -LOCAL_CFLAGS := -Wall -Werror -LOCAL_CPPFLAGS := -Wno-unused-parameter -LOCAL_CPPFLAGS += -Wno-deprecated-register -LOCAL_MODULE := libedify -LOCAL_STATIC_LIBRARIES += \ - libotautil \ - libbase - -include $(BUILD_STATIC_LIBRARY) - -# -# Build the host-side library (static library) -# -include $(CLEAR_VARS) - -LOCAL_SRC_FILES := $(edify_src_files) - -LOCAL_CFLAGS := -Wall -Werror -LOCAL_CPPFLAGS := -Wno-unused-parameter -LOCAL_CPPFLAGS += -Wno-deprecated-register -LOCAL_MODULE := libedify -LOCAL_C_INCLUDES += $(LOCAL_PATH)/.. -LOCAL_STATIC_LIBRARIES += libbase - -include $(BUILD_HOST_STATIC_LIBRARY) diff --git a/edify/expr.cpp b/edify/expr.cpp index 104c0fd90..1b8623f03 100644 --- a/edify/expr.cpp +++ b/edify/expr.cpp @@ -14,7 +14,7 @@ * limitations under the License. */ -#include "expr.h" +#include "edify/expr.h" #include #include diff --git a/edify/expr.h b/edify/expr.h deleted file mode 100644 index 770d1cf0d..000000000 --- a/edify/expr.h +++ /dev/null @@ -1,161 +0,0 @@ -/* - * Copyright (C) 2009 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. - */ - -#ifndef _EXPRESSION_H -#define _EXPRESSION_H - -#include - -#include -#include -#include - -// Forward declaration to avoid including "otautil/error_code.h". -enum ErrorCode : int; -enum CauseCode : int; - -struct State { - State(const std::string& script, void* cookie); - - // The source of the original script. - const std::string& script; - - // Optional pointer to app-specific data; the core of edify never - // uses this value. - void* cookie; - - // The error message (if any) returned if the evaluation aborts. - // Should be empty initially, will be either empty or a string that - // Evaluate() returns. - std::string errmsg; - - // error code indicates the type of failure (e.g. failure to update system image) - // during the OTA process. - ErrorCode error_code; - - // cause code provides more detailed reason of an OTA failure (e.g. fsync error) - // in addition to the error code. - CauseCode cause_code; - - bool is_retry = false; -}; - -enum ValueType { - VAL_INVALID = -1, - VAL_STRING = 1, - VAL_BLOB = 2, -}; - -struct Value { - ValueType type; - std::string data; - - Value(ValueType type, const std::string& str) : - type(type), - data(str) {} -}; - -struct Expr; - -using Function = Value* (*)(const char* name, State* state, - const std::vector>& argv); - -struct Expr { - Function fn; - std::string name; - std::vector> argv; - int start, end; - - Expr(Function fn, const std::string& name, int start, int end) : - fn(fn), - name(name), - start(start), - end(end) {} -}; - -// Evaluate the input expr, return the resulting Value. -Value* EvaluateValue(State* state, const std::unique_ptr& expr); - -// Evaluate the input expr, assert that it is a string, and update the result parameter. This -// function returns true if the evaluation succeeds. This is a convenience function for older -// functions that want to deal only with strings. -bool Evaluate(State* state, const std::unique_ptr& expr, std::string* result); - -// Glue to make an Expr out of a literal. -Value* Literal(const char* name, State* state, const std::vector>& argv); - -// Functions corresponding to various syntactic sugar operators. -// ("concat" is also available as a builtin function, to concatenate -// more than two strings.) -Value* ConcatFn(const char* name, State* state, const std::vector>& argv); -Value* LogicalAndFn(const char* name, State* state, const std::vector>& argv); -Value* LogicalOrFn(const char* name, State* state, const std::vector>& argv); -Value* LogicalNotFn(const char* name, State* state, const std::vector>& argv); -Value* SubstringFn(const char* name, State* state, const std::vector>& argv); -Value* EqualityFn(const char* name, State* state, const std::vector>& argv); -Value* InequalityFn(const char* name, State* state, const std::vector>& argv); -Value* SequenceFn(const char* name, State* state, const std::vector>& argv); - -// Global builtins, registered by RegisterBuiltins(). -Value* IfElseFn(const char* name, State* state, const std::vector>& argv); -Value* AssertFn(const char* name, State* state, const std::vector>& argv); -Value* AbortFn(const char* name, State* state, const std::vector>& argv); - -// Register a new function. The same Function may be registered under -// multiple names, but a given name should only be used once. -void RegisterFunction(const std::string& name, Function fn); - -// Register all the builtins. -void RegisterBuiltins(); - -// Find the Function for a given name; return NULL if no such function -// exists. -Function FindFunction(const std::string& name); - -// --- convenience functions for use in functions --- - -// Evaluate the expressions in argv, and put the results of strings in args. If any expression -// evaluates to nullptr, return false. Return true on success. -bool ReadArgs(State* state, const std::vector>& argv, - std::vector* args); -bool ReadArgs(State* state, const std::vector>& argv, - std::vector* args, size_t start, size_t len); - -// Evaluate the expressions in argv, and put the results of Value* in args. If any -// expression evaluate to nullptr, return false. Return true on success. -bool ReadValueArgs(State* state, const std::vector>& argv, - std::vector>* args); -bool ReadValueArgs(State* state, const std::vector>& argv, - std::vector>* args, size_t start, size_t len); - -// Use printf-style arguments to compose an error message to put into -// *state. Returns NULL. -Value* ErrorAbort(State* state, const char* format, ...) - __attribute__((format(printf, 2, 3), deprecated)); - -// ErrorAbort has an optional (but recommended) argument 'cause_code'. If the cause code -// is set, it will be logged into last_install and provides reason of OTA failures. -Value* ErrorAbort(State* state, CauseCode cause_code, const char* format, ...) - __attribute__((format(printf, 3, 4))); - -// Copying the string into a Value. -Value* StringValue(const char* str); - -Value* StringValue(const std::string& str); - -int parse_string(const char* str, std::unique_ptr* root, int* error_count); - -#endif // _EXPRESSION_H diff --git a/edify/include/edify/expr.h b/edify/include/edify/expr.h new file mode 100644 index 000000000..770d1cf0d --- /dev/null +++ b/edify/include/edify/expr.h @@ -0,0 +1,161 @@ +/* + * Copyright (C) 2009 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. + */ + +#ifndef _EXPRESSION_H +#define _EXPRESSION_H + +#include + +#include +#include +#include + +// Forward declaration to avoid including "otautil/error_code.h". +enum ErrorCode : int; +enum CauseCode : int; + +struct State { + State(const std::string& script, void* cookie); + + // The source of the original script. + const std::string& script; + + // Optional pointer to app-specific data; the core of edify never + // uses this value. + void* cookie; + + // The error message (if any) returned if the evaluation aborts. + // Should be empty initially, will be either empty or a string that + // Evaluate() returns. + std::string errmsg; + + // error code indicates the type of failure (e.g. failure to update system image) + // during the OTA process. + ErrorCode error_code; + + // cause code provides more detailed reason of an OTA failure (e.g. fsync error) + // in addition to the error code. + CauseCode cause_code; + + bool is_retry = false; +}; + +enum ValueType { + VAL_INVALID = -1, + VAL_STRING = 1, + VAL_BLOB = 2, +}; + +struct Value { + ValueType type; + std::string data; + + Value(ValueType type, const std::string& str) : + type(type), + data(str) {} +}; + +struct Expr; + +using Function = Value* (*)(const char* name, State* state, + const std::vector>& argv); + +struct Expr { + Function fn; + std::string name; + std::vector> argv; + int start, end; + + Expr(Function fn, const std::string& name, int start, int end) : + fn(fn), + name(name), + start(start), + end(end) {} +}; + +// Evaluate the input expr, return the resulting Value. +Value* EvaluateValue(State* state, const std::unique_ptr& expr); + +// Evaluate the input expr, assert that it is a string, and update the result parameter. This +// function returns true if the evaluation succeeds. This is a convenience function for older +// functions that want to deal only with strings. +bool Evaluate(State* state, const std::unique_ptr& expr, std::string* result); + +// Glue to make an Expr out of a literal. +Value* Literal(const char* name, State* state, const std::vector>& argv); + +// Functions corresponding to various syntactic sugar operators. +// ("concat" is also available as a builtin function, to concatenate +// more than two strings.) +Value* ConcatFn(const char* name, State* state, const std::vector>& argv); +Value* LogicalAndFn(const char* name, State* state, const std::vector>& argv); +Value* LogicalOrFn(const char* name, State* state, const std::vector>& argv); +Value* LogicalNotFn(const char* name, State* state, const std::vector>& argv); +Value* SubstringFn(const char* name, State* state, const std::vector>& argv); +Value* EqualityFn(const char* name, State* state, const std::vector>& argv); +Value* InequalityFn(const char* name, State* state, const std::vector>& argv); +Value* SequenceFn(const char* name, State* state, const std::vector>& argv); + +// Global builtins, registered by RegisterBuiltins(). +Value* IfElseFn(const char* name, State* state, const std::vector>& argv); +Value* AssertFn(const char* name, State* state, const std::vector>& argv); +Value* AbortFn(const char* name, State* state, const std::vector>& argv); + +// Register a new function. The same Function may be registered under +// multiple names, but a given name should only be used once. +void RegisterFunction(const std::string& name, Function fn); + +// Register all the builtins. +void RegisterBuiltins(); + +// Find the Function for a given name; return NULL if no such function +// exists. +Function FindFunction(const std::string& name); + +// --- convenience functions for use in functions --- + +// Evaluate the expressions in argv, and put the results of strings in args. If any expression +// evaluates to nullptr, return false. Return true on success. +bool ReadArgs(State* state, const std::vector>& argv, + std::vector* args); +bool ReadArgs(State* state, const std::vector>& argv, + std::vector* args, size_t start, size_t len); + +// Evaluate the expressions in argv, and put the results of Value* in args. If any +// expression evaluate to nullptr, return false. Return true on success. +bool ReadValueArgs(State* state, const std::vector>& argv, + std::vector>* args); +bool ReadValueArgs(State* state, const std::vector>& argv, + std::vector>* args, size_t start, size_t len); + +// Use printf-style arguments to compose an error message to put into +// *state. Returns NULL. +Value* ErrorAbort(State* state, const char* format, ...) + __attribute__((format(printf, 2, 3), deprecated)); + +// ErrorAbort has an optional (but recommended) argument 'cause_code'. If the cause code +// is set, it will be logged into last_install and provides reason of OTA failures. +Value* ErrorAbort(State* state, CauseCode cause_code, const char* format, ...) + __attribute__((format(printf, 3, 4))); + +// Copying the string into a Value. +Value* StringValue(const char* str); + +Value* StringValue(const std::string& str); + +int parse_string(const char* str, std::unique_ptr* root, int* error_count); + +#endif // _EXPRESSION_H diff --git a/edify/lexer.ll b/edify/lexer.ll index cb4594371..4e04003b1 100644 --- a/edify/lexer.ll +++ b/edify/lexer.ll @@ -18,7 +18,7 @@ #include #include -#include "expr.h" +#include "edify/expr.h" #include "yydefs.h" #include "parser.h" diff --git a/edify/parser.yy b/edify/parser.yy index b1685eb1f..bd2e0105f 100644 --- a/edify/parser.yy +++ b/edify/parser.yy @@ -25,7 +25,7 @@ #include -#include "expr.h" +#include "edify/expr.h" #include "yydefs.h" #include "parser.h" -- cgit v1.2.3