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authorMatt Johnston <matt@ucc.asn.au>2004-06-01 02:46:09 +0000
committerMatt Johnston <matt@ucc.asn.au>2004-06-01 02:46:09 +0000
commit674a60748884dc55ee7091b7c23a41240e75f73c (patch)
tree3b5a173c356f867b94df3873b57ff36d33129ea7 /buffer.h
Makefile.in contains updated files required
--HG-- extra : convert_revision : cc8a8c49dc70e632c352853a39801089b08149be
Diffstat (limited to 'buffer.h')
-rw-r--r--buffer.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/buffer.h b/buffer.h
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+/*
+ * Dropbear - a SSH2 server
+ *
+ * Copyright (c) 2002,2003 Matt Johnston
+ * All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE. */
+
+#ifndef _BUFFER_H_
+
+#define _BUFFER_H_
+
+#include "includes.h"
+
+struct buf {
+
+ unsigned char * data;
+ unsigned int len; /* the used size */
+ unsigned int pos;
+ unsigned int size; /* the memory size */
+
+};
+
+typedef struct buf buffer;
+
+buffer * buf_new(unsigned int size);
+void buf_resize(buffer *buf, unsigned int newsize);
+void buf_free(buffer* buf);
+void buf_burn(buffer* buf);
+buffer* buf_newcopy(buffer* buf);
+void buf_setlen(buffer* buf, unsigned int len);
+void buf_incrlen(buffer* buf, unsigned int incr);
+void buf_setpos(buffer* buf, unsigned int pos);
+void buf_incrpos(buffer* buf, int incr); /* -ve is ok, to go backwards */
+void buf_incrwritepos(buffer* buf, unsigned int incr);
+unsigned char buf_getbyte(buffer* buf);
+void buf_putbyte(buffer* buf, unsigned char val);
+unsigned char* buf_getptr(buffer* buf, unsigned int len);
+unsigned char* buf_getwriteptr(buffer* buf, unsigned int len);
+unsigned char* buf_getstring(buffer* buf, unsigned int *retlen);
+void buf_eatstring(buffer *buf);
+void buf_putint(buffer* buf, unsigned int val);
+void buf_putstring(buffer* buf, const unsigned char* str, unsigned int len);
+void buf_putbytes(buffer *buf, const unsigned char *bytes, unsigned int len);
+void buf_putmpint(buffer* buf, mp_int * mp);
+int buf_getmpint(buffer* buf, mp_int* mp);
+unsigned int buf_getint(buffer* buf);
+
+#endif /* _BUFFER_H_ */