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Allow Minidump class to be instantiated with stream instead of file. r=mark at http://breakpad.appspot.com/46001

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git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@438 4c0a9323-5329-0410-9bdc-e9ce6186880e
This commit is contained in:
ted.mielczarek 2009-12-09 01:24:37 +00:00
parent d95a88c3f1
commit 0cbd50c975
5 changed files with 266 additions and 32 deletions
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15
src/google_breakpad/processor/minidump.h
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@ -81,6 +81,7 @@
#include <unistd.h>
#include <iostream>
#include <map>
#include <string>
#include <vector>
@ -796,9 +797,14 @@ class Minidump {
public:
// path is the pathname of a file containing the minidump.
explicit Minidump(const string& path);
// input is an istream wrapping minidump data. Minidump holds a
// weak pointer to input, and the caller must ensure that the stream
// is valid as long as the Minidump object is.
explicit Minidump(std::istream& input);
virtual ~Minidump();
// path may be empty if the minidump was not opened from a file
virtual string path() const {
return path_;
}
@ -854,7 +860,7 @@ class Minidump {
bool SeekSet(off_t offset);
// Returns the current position of the minidump file.
off_t Tell() { return valid_ ? lseek(fd_, 0, SEEK_CUR) : (off_t)-1; }
off_t Tell();
// The next 2 methods are medium-level I/O routines.
@ -925,11 +931,12 @@ class Minidump {
MinidumpStreamMap* stream_map_;
// The pathname of the minidump file to process, set in the constructor.
// This may be empty if the minidump was opened directly from a stream.
const string path_;
// The file descriptor for all file I/O. Used by ReadBytes and SeekSet.
// Set based on the |path_| member by Open, which is called by Read.
int fd_;
// The stream for all file I/O. Used by ReadBytes and SeekSet.
// Set based on the path in Open, or directly in the constructor.
std::istream* stream_;
// swap_ is true if the minidump file should be byte-swapped. If the
// minidump was produced by a CPU that is other-endian than the CPU