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Convenience functions.

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This commit is contained in:
Moritz Bunkus 2005-09-04 14:56:29 +00:00
parent d6d5f2c604
commit 852b960389
1 changed files with 21 additions and 0 deletions
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21
src/common/mm_io.h
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@ -20,6 +20,7 @@
#include <string> #include <string>
#include <stack> #include <stack>
#include <vector>
#include <ebml/IOCallback.h> #include <ebml/IOCallback.h>
@ -67,6 +68,13 @@ public:
virtual bool setFilePointer2(int64 offset, seek_mode mode = seek_beginning); virtual bool setFilePointer2(int64 offset, seek_mode mode = seek_beginning);
virtual uint32 read(void *buffer, size_t size) = 0; virtual uint32 read(void *buffer, size_t size) = 0;
virtual uint32_t read(string &buffer, size_t size); virtual uint32_t read(string &buffer, size_t size);
virtual uint32_t read(vector<unsigned char> &buffer, size_t size) {
int i;
for (i = 0; i < size; ++i)
buffer.push_back(read_uint8());
return size;
}
virtual unsigned char read_uint8(); virtual unsigned char read_uint8();
virtual uint16_t read_uint16_le(); virtual uint16_t read_uint16_le();
virtual uint32_t read_uint24_le(); virtual uint32_t read_uint24_le();
@ -85,6 +93,13 @@ public:
virtual int write_uint64_be(uint64_t value); virtual int write_uint64_be(uint64_t value);
virtual void skip(int64 numbytes); virtual void skip(int64 numbytes);
virtual size_t write(const void *buffer, size_t size) = 0; virtual size_t write(const void *buffer, size_t size) = 0;
virtual uint32_t write(const vector<unsigned char> &buffer) {
int i;
for (i = 0; buffer.size() > i; ++i)
write_uint8(buffer[i]);
return buffer.size();
}
virtual bool eof() = 0; virtual bool eof() = 0;
virtual void flush() { virtual void flush() {
} }
@ -211,7 +226,13 @@ public:
virtual uint64 getFilePointer(); virtual uint64 getFilePointer();
virtual void setFilePointer(int64 offset, seek_mode mode = seek_beginning); virtual void setFilePointer(int64 offset, seek_mode mode = seek_beginning);
virtual uint32 read(void *buffer, size_t size); virtual uint32 read(void *buffer, size_t size);
virtual uint32_t read(vector<unsigned char> &buffer, size_t size) {
return mm_io_c::read(buffer, size);
}
virtual size_t write(const void *buffer, size_t size); virtual size_t write(const void *buffer, size_t size);
virtual uint32_t write(const vector<unsigned char> &buffer) {
return mm_io_c::write(buffer);
}
virtual void close(); virtual void close();
virtual bool eof(); virtual bool eof();
virtual string get_file_name() const { virtual string get_file_name() const {