C++ (Cpp) brcmf_create_iovar Examples

Example #1

File: fwil.c Project: CenturyGlorion/linux

s32
brcmf_fil_iovar_data_get(struct brcmf_if *ifp, char *name, void *data,
			 u32 len)
{
	struct brcmf_pub *drvr = ifp->drvr;
	s32 err;
	u32 buflen;

	mutex_lock(&drvr->proto_block);

	buflen = brcmf_create_iovar(name, data, len, drvr->proto_buf,
				    sizeof(drvr->proto_buf));
	if (buflen) {
		err = brcmf_fil_cmd_data(ifp, BRCMF_C_GET_VAR, drvr->proto_buf,
					 buflen, false);
		if (err == 0)
			memcpy(data, drvr->proto_buf, len);
	} else {
		err = -EPERM;
		brcmf_err("Creating iovar failed\n");
	}

	brcmf_dbg(FIL, "name=%s, len=%d\n", name, len);
	brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data,
			   min_t(uint, len, MAX_HEX_DUMP_LEN), "data\n");

	mutex_unlock(&drvr->proto_block);
	return err;
}

Example #2

File: fwil.c Project: grate-driver/linux

s32
brcmf_fil_iovar_data_set(struct brcmf_if *ifp, char *name, const void *data,
			 u32 len)
{
	struct brcmf_pub *drvr = ifp->drvr;
	s32 err;
	u32 buflen;

	mutex_lock(&drvr->proto_block);

	brcmf_dbg(FIL, "ifidx=%d, name=%s, len=%d\n", ifp->ifidx, name, len);
	brcmf_dbg_hex_dump(BRCMF_FIL_ON(), data,
			   min_t(uint, len, MAX_HEX_DUMP_LEN), "data\n");

	buflen = brcmf_create_iovar(name, data, len, drvr->proto_buf,
				    sizeof(drvr->proto_buf));
	if (buflen) {
		err = brcmf_fil_cmd_data(ifp, BRCMF_C_SET_VAR, drvr->proto_buf,
					 buflen, true);
	} else {
		err = -EPERM;
		bphy_err(drvr, "Creating iovar failed\n");
	}

	mutex_unlock(&drvr->proto_block);
	return err;
}

Example #3

File: fwil.c Project: CenturyGlorion/linux

static u32
brcmf_create_bsscfg(s32 bssidx, char *name, char *data, u32 datalen, char *buf,
		    u32 buflen)
{
	const s8 *prefix = "bsscfg:";
	s8 *p;
	u32 prefixlen;
	u32 namelen;
	u32 iolen;
	__le32 bssidx_le;

	if (bssidx == 0)
		return brcmf_create_iovar(name, data, datalen, buf, buflen);

	prefixlen = strlen(prefix);
	namelen = strlen(name) + 1; /* lengh of iovar  name + null */
	iolen = prefixlen + namelen + sizeof(bssidx_le) + datalen;

	if (buflen < iolen) {
		brcmf_err("buffer is too short\n");
		return 0;
	}

	p = buf;

	/* copy prefix, no null */
	memcpy(p, prefix, prefixlen);
	p += prefixlen;

	/* copy iovar name including null */
	memcpy(p, name, namelen);
	p += namelen;

	/* bss config index as first data */
	bssidx_le = cpu_to_le32(bssidx);
	memcpy(p, &bssidx_le, sizeof(bssidx_le));
	p += sizeof(bssidx_le);

	/* parameter buffer follows */
	if (datalen)
		memcpy(p, data, datalen);

	return iolen;
}