version 1.6.2.6, 2002/03/08 17:04:42 |
version 1.7, 2000/12/19 23:17:55 |
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/* $OpenBSD$ */ |
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/* |
/* |
* Author: Tatu Ylonen <ylo@cs.hut.fi> |
* Author: Tatu Ylonen <ylo@cs.hut.fi> |
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
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* called by a name other than "ssh" or "Secure Shell". |
* called by a name other than "ssh" or "Secure Shell". |
*/ |
*/ |
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/* RCSID("$OpenBSD$"); */ |
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#ifndef BUFFER_H |
#ifndef BUFFER_H |
#define BUFFER_H |
#define BUFFER_H |
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typedef struct { |
typedef struct { |
u_char *buf; /* Buffer for data. */ |
char *buf; /* Buffer for data. */ |
u_int alloc; /* Number of bytes allocated for data. */ |
u_int alloc; /* Number of bytes allocated for data. */ |
u_int offset; /* Offset of first byte containing data. */ |
u_int offset; /* Offset of first byte containing data. */ |
u_int end; /* Offset of last byte containing data. */ |
u_int end; /* Offset of last byte containing data. */ |
} Buffer; |
} Buffer; |
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/* Initializes the buffer structure. */ |
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void buffer_init(Buffer * buffer); |
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void buffer_init(Buffer *); |
/* Frees any memory used for the buffer. */ |
void buffer_clear(Buffer *); |
void buffer_free(Buffer * buffer); |
void buffer_free(Buffer *); |
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u_int buffer_len(Buffer *); |
/* Clears any data from the buffer, making it empty. This does not actually |
void *buffer_ptr(Buffer *); |
zero the memory. */ |
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void buffer_clear(Buffer * buffer); |
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void buffer_append(Buffer *, const void *, u_int); |
/* Appends data to the buffer, expanding it if necessary. */ |
void *buffer_append_space(Buffer *, u_int); |
void buffer_append(Buffer * buffer, const char *data, u_int len); |
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void buffer_get(Buffer *, void *, u_int); |
/* |
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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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void buffer_consume(Buffer *, u_int); |
/* Returns the number of bytes of data in the buffer. */ |
void buffer_consume_end(Buffer *, u_int); |
u_int buffer_len(Buffer * buffer); |
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void buffer_dump(Buffer *); |
/* 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 */ |
#endif /* BUFFER_H */ |