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31 lines
997 B
C
31 lines
997 B
C
#ifndef GRUB_NETBUFF_HEADER
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#define GRUB_NETBUFF_HEADER
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#include <grub/misc.h>
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#define NETBUFF_ALIGN 2048
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#define NETBUFFMINLEN 64
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struct grub_net_buff
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{
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/* Pointer to the start of the buffer. */
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grub_uint8_t *head;
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/* Pointer to the data. */
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grub_uint8_t *data;
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/* Pointer to the tail. */
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grub_uint8_t *tail;
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/* Pointer to the end of the buffer. */
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grub_uint8_t *end;
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};
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grub_err_t grub_netbuff_put (struct grub_net_buff *net_buff ,grub_size_t len);
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grub_err_t grub_netbuff_unput (struct grub_net_buff *net_buff ,grub_size_t len);
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grub_err_t grub_netbuff_push (struct grub_net_buff *net_buff ,grub_size_t len);
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grub_err_t grub_netbuff_pull (struct grub_net_buff *net_buff ,grub_size_t len);
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grub_err_t grub_netbuff_reserve (struct grub_net_buff *net_buff ,grub_size_t len);
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grub_err_t grub_netbuff_clear (struct grub_net_buff *net_buff);
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struct grub_net_buff * grub_netbuff_alloc ( grub_size_t len );
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grub_err_t grub_netbuff_free (struct grub_net_buff *net_buff);
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#endif
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