import RT-Thread@9217865c without bsp, libcpu and components/net
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commit
e2376a3709
1414 changed files with 390370 additions and 0 deletions
172
components/dfs/dfs_v1/filesystems/nfs/nfs_auth.c
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172
components/dfs/dfs_v1/filesystems/nfs/nfs_auth.c
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/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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*/
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#include <rpc/types.h>
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#include <rpc/xdr.h>
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#include <rpc/auth.h>
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#define MAX_MARSHEL_SIZE 64
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struct nfs_credentia
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{
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rt_uint32_t stamp;
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char *name;
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rt_uint32_t uid;
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rt_uint32_t gid;
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rt_uint32_t *auxi;
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rt_uint32_t auxi_count;
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};
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static void authnone_verf(AUTH *);
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static bool_t authnone_validate(AUTH *, struct opaque_auth *);
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static bool_t authnone_refresh(AUTH *);
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static void authnone_destroy(AUTH *);
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static bool_t authnone_marshal(AUTH *client, XDR *xdrs);
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static struct nfs_credentia _credentia = {
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.stamp = 0,
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.name = "rt-thread",
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.uid = 0,
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.gid = 0,
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.auxi = NULL,
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.auxi_count = 0,
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};
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struct opaque_auth _null_auth;
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static struct auth_ops ops =
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{
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authnone_verf,
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authnone_marshal,
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authnone_validate,
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authnone_refresh,
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authnone_destroy
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};
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static struct authnone_private
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{
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AUTH no_client;
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char marshalled_client[MAX_MARSHEL_SIZE];
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unsigned int mcnt;
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} *authnone_private;
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AUTH *authnone_create(void)
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{
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register struct authnone_private *ap = authnone_private;
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XDR xdr_stream;
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register XDR *xdrs;
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extern bool_t xdr_opaque_auth(XDR * xdrs, struct opaque_auth * ap);
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struct opaque_auth auth;
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rt_uint32_t *auth_buf, *auth_base;
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int buf_len = 0, str_len = 0;
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if (_credentia.name)
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{
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str_len = strlen(_credentia.name);
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}
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if (str_len == 0)
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{
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_credentia.name = "unknown";
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str_len = strlen(_credentia.name);
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}
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buf_len = ((str_len) + (sizeof(rt_uint32_t)) - 1) & ~((sizeof(rt_uint32_t)) - 1);
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buf_len += sizeof(struct nfs_credentia);
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if (_credentia.auxi && _credentia.auxi_count)
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{
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buf_len += sizeof(rt_uint32_t) * _credentia.auxi_count;
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}
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auth_buf = auth_base = rt_malloc(buf_len);
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if (auth_buf == NULL)
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{
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return NULL;
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}
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memset(auth_buf, 0, buf_len);
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*auth_buf++ = htonl(rt_tick_get());
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*auth_buf++ = htonl(str_len);
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memcpy(auth_buf, _credentia.name, str_len);
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auth_buf += (str_len + sizeof(rt_uint32_t) - 1) >> 2;
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*auth_buf++ = htonl(_credentia.uid);
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*auth_buf++ = htonl(_credentia.gid);
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if (_credentia.auxi && _credentia.auxi_count)
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{
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rt_uint32_t tmp_cnt = 0;
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*auth_buf++ = htonl(_credentia.auxi_count);
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while (tmp_cnt < _credentia.auxi_count)
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{
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*auth_buf++ = htonl(_credentia.auxi[tmp_cnt]);
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}
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}
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else
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{
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*auth_buf++ = htonl(0);
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}
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if (ap == 0)
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{
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ap = (struct authnone_private *) rt_malloc(sizeof(*ap));
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if (ap == 0)
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{
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rt_free(auth_base);
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return NULL;
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}
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memset(ap, 0, sizeof(*ap));
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authnone_private = ap;
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}
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if (!ap->mcnt)
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{
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memset(&auth, 0, sizeof(auth));
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auth.oa_flavor = 1;
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auth.oa_base = (char *)auth_base;
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auth.oa_length = (auth_buf - auth_base) * sizeof(rt_uint32_t);
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ap->no_client.ah_cred = auth;
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ap->no_client.ah_verf = _null_auth;
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ap->no_client.ah_ops = &ops;
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xdrs = &xdr_stream;
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xdrmem_create(xdrs, ap->marshalled_client,
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(unsigned int) MAX_MARSHEL_SIZE, XDR_ENCODE);
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(void) xdr_opaque_auth(xdrs, &ap->no_client.ah_cred);
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(void) xdr_opaque_auth(xdrs, &ap->no_client.ah_verf);
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ap->mcnt = XDR_GETPOS(xdrs);
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XDR_DESTROY(xdrs);
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}
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rt_free(auth_base);
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return (&ap->no_client);
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}
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/*ARGSUSED*/
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static bool_t authnone_marshal(AUTH *client, XDR *xdrs)
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{
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register struct authnone_private *ap = authnone_private;
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if (ap == 0)
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return (0);
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return ((*xdrs->x_ops->x_putbytes)(xdrs,
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ap->marshalled_client, ap->mcnt));
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}
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static void authnone_verf(AUTH *x)
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{
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}
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static bool_t authnone_validate(AUTH *x, struct opaque_auth *x1)
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{
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return (TRUE);
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}
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static bool_t authnone_refresh(AUTH *x)
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{
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return (FALSE);
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}
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static void authnone_destroy(AUTH *x)
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{
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}
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