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Code Issues Releases Activity

#788 ReseedFromZIPFile added

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This commit is contained in:
orignal 2017-01-30 19:31:01 -05:00
parent bdcbaa031d
commit 3523047243
2 changed files with 28 additions and 4 deletions
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28
Reseed.cpp
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@ -83,10 +83,24 @@ namespace data
} }
} }
int Reseeder::ProcessZIPFile (const char * filename)
{
std::ifstream s(filename, std::ifstream::binary);
if (s.is_open ())
{
s.seekg (0, std::ios::end);
auto len = s.tellg ();
s.seekg (0, std::ios::beg);
return ProcessZIPStream (s, len);
}
else
{
LogPrint (eLogError, "Reseed: Can't open file ", filename);
return 0;
}
}
const char SU3_MAGIC_NUMBER[]="I2Psu3"; const char SU3_MAGIC_NUMBER[]="I2Psu3";
const uint32_t ZIP_HEADER_SIGNATURE = 0x04034B50;
const uint32_t ZIP_CENTRAL_DIRECTORY_HEADER_SIGNATURE = 0x02014B50;
const uint16_t ZIP_BIT_FLAG_DATA_DESCRIPTOR = 0x0008;
int Reseeder::ProcessSU3Stream (std::istream& s) int Reseeder::ProcessSU3Stream (std::istream& s)
{ {
char magicNumber[7]; char magicNumber[7];
@ -194,6 +208,14 @@ namespace data
} }
// handle content // handle content
return ProcessZIPStream (s, contentLength);
}
const uint32_t ZIP_HEADER_SIGNATURE = 0x04034B50;
const uint32_t ZIP_CENTRAL_DIRECTORY_HEADER_SIGNATURE = 0x02014B50;
const uint16_t ZIP_BIT_FLAG_DATA_DESCRIPTOR = 0x0008;
int Reseeder::ProcessZIPStream (std::istream& s, uint64_t contentLength)
{
int numFiles = 0; int numFiles = 0;
size_t contentPos = s.tellg (); size_t contentPos = s.tellg ();
while (!s.eof ()) while (!s.eof ())

2
Reseed.h
View File

@ -31,7 +31,9 @@ namespace data
int ReseedFromSU3 (const std::string& url); int ReseedFromSU3 (const std::string& url);
int ProcessSU3File (const char * filename); int ProcessSU3File (const char * filename);
int ProcessZIPFile (const char * filename);
int ProcessSU3Stream (std::istream& s); int ProcessSU3Stream (std::istream& s);
int ProcessZIPStream (std::istream& s, uint64_t contentLength);
bool FindZipDataDescriptor (std::istream& s); bool FindZipDataDescriptor (std::istream& s);