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46c162204b
And I think I have all the bits right from the OpenBSD tree. 20001222 - Updated RCSID for pty.c - (bal) OpenBSD CVS Updates: - markus@cvs.openbsd.org 2000/12/21 15:10:16 [auth-rh-rsa.c hostfile.c hostfile.h sshconnect.c] print keyfile:line for changed hostkeys, for deraadt@, ok deraadt@ - markus@cvs.openbsd.org 2000/12/20 19:26:56 [authfile.c] allow ssh -i userkey for root - markus@cvs.openbsd.org 2000/12/20 19:37:21 [authfd.c authfd.h kex.c sshconnect2.c sshd.c uidswap.c uidswap.h] fix prototypes; from stevesk@pobox.com - markus@cvs.openbsd.org 2000/12/20 19:32:08 [sshd.c] init pointer to NULL; report from Jan.Ivan@cern.ch - markus@cvs.openbsd.org 2000/12/19 23:17:54 [auth-krb4.c auth-options.c auth-options.h auth-rhosts.c auth-rsa.c auth1.c auth2-skey.c auth2.c authfd.c authfd.h authfile.c bufaux.c bufaux.h buffer.c canohost.c channels.c clientloop.c compress.c crc32.c deattack.c getput.h hmac.c hmac.h hostfile.c kex.c kex.h key.c key.h log.c login.c match.c match.h mpaux.c mpaux.h packet.c packet.h radix.c readconf.c rsa.c scp.c servconf.c servconf.h serverloop.c session.c sftp-server.c ssh-agent.c ssh-dss.c ssh-dss.h ssh-keygen.c ssh-keyscan.c ssh-rsa.c ssh-rsa.h ssh.c ssh.h uuencode.c uuencode.h sshconnect1.c sshconnect2.c sshd.c tildexpand.c] replace 'unsigned bla' with 'u_bla' everywhere. also replace 'char unsigned' with u_char.
67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
/*
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* Author: Tatu Ylonen <ylo@cs.hut.fi>
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* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
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* All rights reserved
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* Code for manipulating FIFO buffers.
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*
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* As far as I am concerned, the code I have written for this software
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* can be used freely for any purpose. Any derived versions of this
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* software must be clearly marked as such, and if the derived work is
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* incompatible with the protocol description in the RFC file, it must be
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* called by a name other than "ssh" or "Secure Shell".
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*/
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/* RCSID("$OpenBSD: buffer.h,v 1.7 2000/12/19 23:17:55 markus Exp $"); */
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#ifndef BUFFER_H
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#define BUFFER_H
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typedef struct {
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char *buf; /* Buffer for data. */
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u_int alloc; /* Number of bytes allocated for data. */
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u_int offset; /* Offset of first byte containing data. */
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u_int end; /* Offset of last byte containing data. */
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} Buffer;
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/* Initializes the buffer structure. */
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void buffer_init(Buffer * buffer);
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/* Frees any memory used for the buffer. */
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void buffer_free(Buffer * buffer);
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/* Clears any data from the buffer, making it empty. This does not actually
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zero the memory. */
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void buffer_clear(Buffer * buffer);
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/* Appends data to the buffer, expanding it if necessary. */
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void buffer_append(Buffer * buffer, const char *data, u_int len);
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/*
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* Appends space to the buffer, expanding the buffer if necessary. This does
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* not actually copy the data into the buffer, but instead returns a pointer
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* to the allocated region.
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*/
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void buffer_append_space(Buffer * buffer, char **datap, u_int len);
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/* Returns the number of bytes of data in the buffer. */
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u_int buffer_len(Buffer * buffer);
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/* Gets data from the beginning of the buffer. */
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void buffer_get(Buffer * buffer, char *buf, u_int len);
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/* Consumes the given number of bytes from the beginning of the buffer. */
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void buffer_consume(Buffer * buffer, u_int bytes);
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/* Consumes the given number of bytes from the end of the buffer. */
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void buffer_consume_end(Buffer * buffer, u_int bytes);
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/* Returns a pointer to the first used byte in the buffer. */
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char *buffer_ptr(Buffer * buffer);
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/*
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* Dumps the contents of the buffer to stderr in hex. This intended for
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* debugging purposes only.
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*/
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void buffer_dump(Buffer * buffer);
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#endif /* BUFFER_H */
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