m32r « arch - litmus-rt.git - The LITMUS^RT kernel.

The LITMUS^RT kernel.

Bjoern Brandenburg

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Mode	Name	Size
-rw-r--r--	Kconfig	9508	log stats plain blame
-rw-r--r--	Kconfig.debug	1147	log stats plain blame
-rw-r--r--	Makefile	1344	log stats plain blame
d---------	boot	108	log stats plain
-rw-r--r--	defconfig	13937	log stats plain blame
d---------	kernel	1382	log stats plain
d---------	lib	339	log stats plain
d---------	m32104ut	46	log stats plain
d---------	m32700ut	252	log stats plain
d---------	mappi	251	log stats plain
d---------	mappi2	88	log stats plain
d---------	mappi3	80	log stats plain
d---------	mm	404	log stats plain
d---------	oaks32r	88	log stats plain
d---------	oprofile	105	log stats plain
d---------	opsput	83	log stats plain

static int is_ip(const char *name) { int rc; struct sockaddr_in sin_server; struct sockaddr_in6 sin_server6; rc = cifs_inet_pton(AF_INET, name, &sin_server.sin_addr.s_addr); if (rc <= 0) { /* not ipv4 address, try ipv6 */ rc = cifs_inet_pton(AF_INET6, name, &sin_server6.sin6_addr.in6_u); if (rc > 0) return 1; } else { return 1; } /* we failed translating address */ return 0; } /* Resolves server name to ip address. * input: * unc - server UNC * output: * *ip_addr - pointer to server ip, caller responcible for freeing it. * return 0 on success */ int dns_resolve_server_name_to_ip(const char *unc, char **ip_addr) { int rc = -EAGAIN; struct key *rkey = ERR_PTR(-EAGAIN); char *name; char *data = NULL; int len; if (!ip_addr || !unc) return -EINVAL; /* search for server name delimiter */ len = strlen(unc); if (len < 3) { cFYI(1, ("%s: unc is too short: %s", __func__, unc)); return -EINVAL; } len -= 2; name = memchr(unc+2, '\\', len); if (!name) { cFYI(1, ("%s: probably server name is whole unc: %s", __func__, unc)); } else { len = (name - unc) - 2/* leading // */; } name = kmalloc(len+1, GFP_KERNEL); if (!name) { rc = -ENOMEM; return rc; } memcpy(name, unc+2, len); name[len] = 0; if (is_ip(name)) { cFYI(1, ("%s: it is IP, skipping dns upcall: %s", __func__, name)); data = name; goto skip_upcall; } rkey = request_key(&key_type_dns_resolver, name, ""); if (!IS_ERR(rkey)) { data = rkey->payload.data; } else { cERROR(1, ("%s: unable to resolve: %s", __func__, name)); goto out; } skip_upcall: if (data) { len = strlen(data); *ip_addr = kmalloc(len+1, GFP_KERNEL); if (*ip_addr) { memcpy(*ip_addr, data, len); (*ip_addr)[len] = '\0'; if (!IS_ERR(rkey)) cFYI(1, ("%s: resolved: %s to %s", __func__, name, *ip_addr )); rc = 0; } else { rc = -ENOMEM; } if (!IS_ERR(rkey)) key_put(rkey); } out: kfree(name); return rc; }