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Diffstat (limited to 'gnuradio-runtime/lib/circular_file.h')
-rw-r--r--gnuradio-runtime/lib/circular_file.h44
1 files changed, 22 insertions, 22 deletions
diff --git a/gnuradio-runtime/lib/circular_file.h b/gnuradio-runtime/lib/circular_file.h
index 1dc431d69a..69cb82c81c 100644
--- a/gnuradio-runtime/lib/circular_file.h
+++ b/gnuradio-runtime/lib/circular_file.h
@@ -27,38 +27,38 @@
namespace gr {
- /*
- * writes input data into a circular buffer on disk.
- *
- * the file contains a fixed header:
- * 0x0000: int32 magic (0xEB021026)
- * 0x0004: int32 size in bytes of header (constant 4096)
- * 0x0008: int32 size in bytes of circular buffer (not including header)
- * 0x000C: int32 file offset to beginning of circular buffer
- * 0x0010: int32 byte offset from beginning of circular buffer to
- * current start of data
- */
- class GR_RUNTIME_API circular_file
- {
- private:
- int d_fd;
- int *d_header;
- unsigned char *d_buffer;
+/*
+ * writes input data into a circular buffer on disk.
+ *
+ * the file contains a fixed header:
+ * 0x0000: int32 magic (0xEB021026)
+ * 0x0004: int32 size in bytes of header (constant 4096)
+ * 0x0008: int32 size in bytes of circular buffer (not including header)
+ * 0x000C: int32 file offset to beginning of circular buffer
+ * 0x0010: int32 byte offset from beginning of circular buffer to
+ * current start of data
+ */
+class GR_RUNTIME_API circular_file
+{
+private:
+ int d_fd;
+ int* d_header;
+ unsigned char* d_buffer;
int d_mapped_size;
int d_bytes_read;
- public:
- circular_file(const char *filename, bool writable = false, int size = 0);
+public:
+ circular_file(const char* filename, bool writable = false, int size = 0);
~circular_file();
- bool write(void *data, int nbytes);
+ bool write(void* data, int nbytes);
// returns # of bytes actually read or 0 if end of buffer, or -1 on error.
- int read(void *data, int nbytes);
+ int read(void* data, int nbytes);
// reset read pointer to beginning of buffer.
void reset_read_pointer();
- };
+};
} /* namespace gr */