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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [net/] [tcpip/] [v2_0/] [doc/] [getproto.man] - Blame information for rev 365

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NAME
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       getprotobyname,  getprotobynumber - get protocol entry
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SYNOPSIS
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       #include <network.h>
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       struct protoent *getprotobyname(const char *name);
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       struct protoent *getprotobynumber(int proto);
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DESCRIPTION
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       The getprotobyname() function returns a protoent structure
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       for the line from /etc/protocols that matches the protocol
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       name name.
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       The  getprotobynumber() function returns a protoent struc�
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       ture for the line that matches the protocol number number.
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       The protoent structure is defined in <netdb.h> as follows:
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              struct protoent {
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                      char    *p_name;        /* official protocol name */
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                      char    **p_aliases;    /* alias list */
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                      int     p_proto;        /* protocol number */
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              }
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       The members of the protoent structure are:
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       p_name The official name of the protocol.
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       p_aliases
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              A zero terminated list of alternative names for the
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              protocol.
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       p_proto
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              The protocol number.
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RETURN VALUE
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       The getprotobyname() and getprotobynumber()
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       functions return the protoent structure, or a NULL pointer
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       if an error occurs.
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