101 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			101 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| // Copyright (c) 2012 Google Inc.
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| // All rights reserved.
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| //
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| // Redistribution and use in source and binary forms, with or without
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| // modification, are permitted provided that the following conditions are
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| // met:
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| //
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| //     * Redistributions of source code must retain the above copyright
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| // notice, this list of conditions and the following disclaimer.
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| //     * Redistributions in binary form must reproduce the above
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| // copyright notice, this list of conditions and the following disclaimer
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| // in the documentation and/or other materials provided with the
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| // distribution.
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| //     * Neither the name of Google Inc. nor the names of its
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| // contributors may be used to endorse or promote products derived from
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| // this software without specific prior written permission.
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| //
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| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 
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| #ifndef CLIENT_LINUX_HANDLER_MINIDUMP_DESCRIPTOR_H_
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| #define CLIENT_LINUX_HANDLER_MINIDUMP_DESCRIPTOR_H_
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| 
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| #include <assert.h>
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| #include <sys/types.h>
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| 
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| #include <string>
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| 
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| #include "common/using_std_string.h"
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| 
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| // The MinidumpDescriptor describes how to access a minidump: it can contain
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| // either a file descriptor or a path.
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| // Note that when using files, it is created with the path to a directory.
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| // The actual path where the minidump is generated is created by this class.
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| namespace google_breakpad {
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| 
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| class MinidumpDescriptor {
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|  public:
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|   MinidumpDescriptor() : fd_(-1), size_limit_(-1) {}
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| 
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|   explicit MinidumpDescriptor(const string& directory)
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|       : fd_(-1),
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|         directory_(directory),
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|         c_path_(NULL),
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|         size_limit_(-1) {
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|     assert(!directory.empty());
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|   }
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| 
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|   explicit MinidumpDescriptor(int fd)
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|       : fd_(fd),
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|         c_path_(NULL),
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|         size_limit_(-1) {
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|     assert(fd != -1);
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|   }
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| 
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|   explicit MinidumpDescriptor(const MinidumpDescriptor& descriptor);
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|   MinidumpDescriptor& operator=(const MinidumpDescriptor& descriptor);
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| 
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|   bool IsFD() const { return fd_ != -1; }
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| 
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|   int fd() const { return fd_; }
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| 
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|   string directory() const { return directory_; }
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| 
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|   const char* path() const { return c_path_; }
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| 
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|   // Updates the path so it is unique.
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|   // Should be called from a normal context: this methods uses the heap.
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|   void UpdatePath();
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| 
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|   off_t size_limit() const { return size_limit_; }
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|   void set_size_limit(off_t limit) { size_limit_ = limit; }
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| 
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|  private:
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|   // The file descriptor where the minidump is generated.
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|   int fd_;
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| 
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|   // The directory where the minidump should be generated.
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|   string directory_;
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|   // The full path to the generated minidump.
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|   string path_;
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|   // The C string of |path_|. Precomputed so it can be access from a compromised
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|   // context.
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|   const char* c_path_;
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| 
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|   off_t size_limit_;
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| };
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| 
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| }  // namespace google_breakpad
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| 
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| #endif  // CLIENT_LINUX_HANDLER_MINIDUMP_DESCRIPTOR_H_
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