move dnet to the correct place so that we use this --HG-- rename : ext/dnet/dnet/addr.h => ext/dnet/addr.h rename : ext/dnet/dnet/arp.h => ext/dnet/arp.h rename : ext/dnet/dnet/blob.h => ext/dnet/blob.h rename : ext/dnet/dnet/eth.h => ext/dnet/eth.h rename : ext/dnet/dnet/fw.h => ext/dnet/fw.h rename : ext/dnet/dnet/icmp.h => ext/dnet/icmp.h rename : ext/dnet/dnet/intf.h => ext/dnet/intf.h rename : ext/dnet/dnet/ip.h => ext/dnet/ip.h rename : ext/dnet/dnet/ip6.h => ext/dnet/ip6.h rename : ext/dnet/dnet/os.h => ext/dnet/os.h rename : ext/dnet/dnet/rand.h => ext/dnet/rand.h rename : ext/dnet/dnet/route.h => ext/dnet/route.h rename : ext/dnet/dnet/tcp.h => ext/dnet/tcp.h rename : ext/dnet/dnet/udp.h => ext/dnet/udp.h
56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
/*
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* blob.h
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*
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* Binary blob handling.
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*
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* Copyright (c) 2002 Dug Song <dugsong@monkey.org>
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*
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* $Id: blob.h,v 1.2 2002/04/05 03:06:44 dugsong Exp $
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*/
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#ifndef DNET_BLOB_H
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#define DNET_BLOB_H
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typedef struct blob {
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u_char *base; /* start of data */
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int off; /* offset into data */
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int end; /* end of data */
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int size; /* size of allocation */
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} blob_t;
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__BEGIN_DECLS
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blob_t *blob_new(void);
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int blob_read(blob_t *b, void *buf, int len);
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int blob_write(blob_t *b, const void *buf, int len);
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int blob_seek(blob_t *b, int off, int whence);
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#define blob_skip(b, l) blob_seek(b, l, SEEK_CUR)
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#define blob_rewind(b) blob_seek(b, 0, SEEK_SET)
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#define blob_offset(b) ((b)->off)
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#define blob_left(b) ((b)->end - (b)->off)
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int blob_index(blob_t *b, const void *buf, int len);
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int blob_rindex(blob_t *b, const void *buf, int len);
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int blob_pack(blob_t *b, const char *fmt, ...);
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int blob_unpack(blob_t *b, const char *fmt, ...);
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int blob_insert(blob_t *b, const void *buf, int len);
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int blob_delete(blob_t *b, void *buf, int len);
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int blob_print(blob_t *b, char *style, int len);
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blob_t *blob_free(blob_t *b);
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int blob_register_alloc(size_t size, void *(*bmalloc)(size_t),
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void (*bfree)(void *), void *(*brealloc)(void *, size_t));
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#ifdef va_start
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typedef int (*blob_fmt_cb)(int pack, int len, blob_t *b, va_list *arg);
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int blob_register_pack(char c, blob_fmt_cb fmt_cb);
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#endif
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__END_DECLS
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#endif /* DNET_BLOB_H */
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