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210d6c0847
Nmap's changes have been moved from the NMAP_MODIFICATIONS file to the Github repo at https://github.com/nmap/libdnet The NMAP_MODIFICATIONS file instead will document only the changes made to strip unused parts of the libdnet source prior to inclusion in Nmap.
57 lines
1.4 KiB
C
57 lines
1.4 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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* $Id$
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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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