hc.c revision 9dd0f810214fdc8e1af881a9a5c4b6927629ff9e
1N/A/*
1N/A *
1N/A * CDDL HEADER START
1N/A *
1N/A * The contents of this file are subject to the terms of the
1N/A * Common Development and Distribution License (the "License").
1N/A * You may not use this file except in compliance with the License.
1N/A *
1N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
1N/A * or http://www.opensolaris.org/os/licensing.
1N/A * See the License for the specific language governing permissions
1N/A * and limitations under the License.
1N/A *
1N/A * When distributing Covered Code, include this CDDL HEADER in each
1N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
1N/A * If applicable, add the following below this CDDL HEADER, with the
1N/A * fields enclosed by brackets "[]" replaced with your own identifying
1N/A * information: Portions Copyright [yyyy] [name of copyright owner]
1N/A *
1N/A * CDDL HEADER END
1N/A */
1N/A
1N/A/*
1N/A * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
1N/A * Use is subject to license terms.
1N/A */
1N/A
1N/A#pragma ident "%Z%%M% %I% %E% SMI"
1N/A
1N/A#include <stdio.h>
1N/A#include <stdlib.h>
1N/A#include <string.h>
1N/A#include <errno.h>
1N/A#include <ctype.h>
1N/A#include <alloca.h>
1N/A#include <limits.h>
1N/A#include <fm/topo_mod.h>
1N/A#include <fm/topo_hc.h>
1N/A#include <sys/param.h>
1N/A#include <sys/systeminfo.h>
1N/A#include <sys/fm/protocol.h>
1N/A#include <sys/stat.h>
1N/A#include <sys/systeminfo.h>
1N/A#include <sys/utsname.h>
1N/A
1N/A#include <topo_method.h>
1N/A#include <topo_subr.h>
1N/A#include <hc.h>
1N/A
1N/Astatic int hc_enum(topo_mod_t *, tnode_t *, const char *, topo_instance_t,
1N/A topo_instance_t, void *, void *);
1N/Astatic void hc_release(topo_mod_t *, tnode_t *);
1N/Astatic int hc_fmri_nvl2str(topo_mod_t *, tnode_t *, topo_version_t,
1N/A nvlist_t *, nvlist_t **);
1N/Astatic int hc_fmri_str2nvl(topo_mod_t *, tnode_t *, topo_version_t,
1N/A nvlist_t *, nvlist_t **);
1N/Astatic int hc_compare(topo_mod_t *, tnode_t *, topo_version_t, nvlist_t *,
1N/A nvlist_t **);
1N/Astatic int hc_fmri_create_meth(topo_mod_t *, tnode_t *, topo_version_t,
1N/A nvlist_t *, nvlist_t **);
1N/A
1N/Astatic nvlist_t *hc_fmri_create(topo_mod_t *, nvlist_t *, int, const char *,
1N/A topo_instance_t inst, const nvlist_t *, const char *, const char *,
1N/A const char *);
1N/A
1N/Aconst topo_method_t hc_methods[] = {
1N/A { TOPO_METH_NVL2STR, TOPO_METH_NVL2STR_DESC, TOPO_METH_NVL2STR_VERSION,
1N/A TOPO_STABILITY_INTERNAL, hc_fmri_nvl2str },
1N/A { TOPO_METH_STR2NVL, TOPO_METH_STR2NVL_DESC, TOPO_METH_STR2NVL_VERSION,
1N/A TOPO_STABILITY_INTERNAL, hc_fmri_str2nvl },
1N/A { TOPO_METH_COMPARE, TOPO_METH_COMPARE_DESC, TOPO_METH_COMPARE_VERSION,
1N/A TOPO_STABILITY_INTERNAL, hc_compare },
1N/A { TOPO_METH_FMRI, TOPO_METH_FMRI_DESC, TOPO_METH_FMRI_VERSION,
1N/A TOPO_STABILITY_INTERNAL, hc_fmri_create_meth },
1N/A { NULL }
1N/A};
1N/A
1N/Astatic const topo_modops_t hc_ops =
1N/A { hc_enum, hc_release };
1N/Astatic const topo_modinfo_t hc_info =
1N/A { HC, FM_FMRI_SCHEME_HC, HC_VERSION, &hc_ops };
1N/A
1N/Astatic const hcc_t hc_canon[] = {
1N/A { CMP, TOPO_STABILITY_PRIVATE },
1N/A { CENTERPLANE, TOPO_STABILITY_PRIVATE },
1N/A { CHASSIS, TOPO_STABILITY_PRIVATE },
1N/A { CHIP, TOPO_STABILITY_PRIVATE },
1N/A { CHIP_SELECT, TOPO_STABILITY_PRIVATE },
1N/A { CPU, TOPO_STABILITY_PRIVATE },
1N/A { DIMM, TOPO_STABILITY_PRIVATE },
1N/A { DISK, TOPO_STABILITY_PRIVATE },
1N/A { DRAMCHANNEL, TOPO_STABILITY_PRIVATE },
1N/A { HOSTBRIDGE, TOPO_STABILITY_PRIVATE },
1N/A { INTERCONNECT, TOPO_STABILITY_PRIVATE },
1N/A { IOBOARD, TOPO_STABILITY_PRIVATE },
1N/A { MEMORYCONTROL, TOPO_STABILITY_PRIVATE },
1N/A { MOTHERBOARD, TOPO_STABILITY_PRIVATE },
1N/A { PCI_BUS, TOPO_STABILITY_PRIVATE },
1N/A { PCI_DEVICE, TOPO_STABILITY_PRIVATE },
1N/A { PCI_FUNCTION, TOPO_STABILITY_PRIVATE },
1N/A { PCIEX_BUS, TOPO_STABILITY_PRIVATE },
1N/A { PCIEX_DEVICE, TOPO_STABILITY_PRIVATE },
1N/A { PCIEX_FUNCTION, TOPO_STABILITY_PRIVATE },
1N/A { PCIEX_ROOT, TOPO_STABILITY_PRIVATE },
1N/A { PCIEX_SWUP, TOPO_STABILITY_PRIVATE },
1N/A { PCIEX_SWDWN, TOPO_STABILITY_PRIVATE },
1N/A { RANK, TOPO_STABILITY_PRIVATE },
1N/A { SATA_PORT, TOPO_STABILITY_PRIVATE },
1N/A { SYSTEMBOARD, TOPO_STABILITY_PRIVATE }
1N/A};
1N/A
1N/Astatic int hc_ncanon = sizeof (hc_canon) / sizeof (hcc_t);
1N/A
1N/Aint
1N/Ahc_init(topo_mod_t *mod, topo_version_t version)
1N/A{
1N/A /*
1N/A * Turn on module debugging output
1N/A */
1N/A if (getenv("TOPOHCDEBUG"))
1N/A topo_mod_setdebug(mod);
1N/A
1N/A topo_mod_dprintf(mod, "initializing hc builtin\n");
1N/A
1N/A if (version != HC_VERSION)
1N/A return (topo_mod_seterrno(mod, EMOD_VER_NEW));
1N/A
1N/A if (topo_mod_register(mod, &hc_info, TOPO_VERSION) != 0) {
1N/A topo_mod_dprintf(mod, "failed to register hc: "
1N/A "%s\n", topo_mod_errmsg(mod));
1N/A return (-1); /* mod errno already set */
1N/A }
1N/A
1N/A return (0);
1N/A}
1N/A
1N/Avoid
1N/Ahc_fini(topo_mod_t *mod)
1N/A{
1N/A topo_mod_unregister(mod);
1N/A}
1N/A
1N/A
1N/Astatic const topo_pgroup_info_t sys_pgroup = {
1N/A TOPO_PGROUP_SYSTEM,
1N/A TOPO_STABILITY_PRIVATE,
1N/A TOPO_STABILITY_PRIVATE,
1N/A 1
1N/A};
1N/A
1N/Astatic const topo_pgroup_info_t auth_pgroup = {
1N/A FM_FMRI_AUTHORITY,
1N/A TOPO_STABILITY_PRIVATE,
1N/A TOPO_STABILITY_PRIVATE,
1N/A 1
1N/A};
1N/A
1N/Astatic void
1N/Ahc_prop_set(tnode_t *node, nvlist_t *auth)
1N/A{
1N/A int err;
1N/A char isa[MAXNAMELEN];
1N/A struct utsname uts;
1N/A char *prod, *csn, *server;
1N/A
1N/A if (auth == NULL)
1N/A return;
1N/A
1N/A if (topo_pgroup_create(node, &auth_pgroup, &err) != 0) {
1N/A if (err != ETOPO_PROP_DEFD)
1N/A return;
1N/A }
1N/A
1N/A /*
1N/A * Inherit if we can, it saves memory
1N/A */
1N/A if (topo_prop_inherit(node, FM_FMRI_AUTHORITY, FM_FMRI_AUTH_PRODUCT,
1N/A &err) != 0) {
1N/A if (nvlist_lookup_string(auth, FM_FMRI_AUTH_PRODUCT, &prod)
1N/A == 0)
1N/A (void) topo_prop_set_string(node, FM_FMRI_AUTHORITY,
1N/A FM_FMRI_AUTH_PRODUCT, TOPO_PROP_IMMUTABLE, prod,
1N/A &err);
1N/A }
1N/A if (topo_prop_inherit(node, FM_FMRI_AUTHORITY, FM_FMRI_AUTH_CHASSIS,
1N/A &err) != 0) {
1N/A if (nvlist_lookup_string(auth, FM_FMRI_AUTH_CHASSIS, &csn) == 0)
1N/A (void) topo_prop_set_string(node, FM_FMRI_AUTHORITY,
1N/A FM_FMRI_AUTH_CHASSIS, TOPO_PROP_IMMUTABLE, csn,
1N/A &err);
1N/A }
1N/A if (topo_prop_inherit(node, FM_FMRI_AUTHORITY, FM_FMRI_AUTH_SERVER,
1N/A &err) != 0) {
1N/A if (nvlist_lookup_string(auth, FM_FMRI_AUTH_SERVER, &server)
1N/A == 0)
1N/A (void) topo_prop_set_string(node, FM_FMRI_AUTHORITY,
1N/A FM_FMRI_AUTH_SERVER, TOPO_PROP_IMMUTABLE, server,
1N/A &err);
1N/A }
1N/A
1N/A if (topo_pgroup_create(node, &sys_pgroup, &err) != 0)
1N/A return;
1N/A
1N/A isa[0] = '\0';
1N/A (void) sysinfo(SI_ARCHITECTURE, isa, sizeof (isa));
1N/A (void) uname(&uts);
1N/A (void) topo_prop_set_string(node, TOPO_PGROUP_SYSTEM, TOPO_PROP_ISA,
1N/A TOPO_PROP_IMMUTABLE, isa, &err);
1N/A (void) topo_prop_set_string(node, TOPO_PGROUP_SYSTEM, TOPO_PROP_MACHINE,
1N/A TOPO_PROP_IMMUTABLE, uts.machine, &err);
1N/A}
1N/A
1N/A/*ARGSUSED*/
1N/Aint
1N/Ahc_enum(topo_mod_t *mod, tnode_t *pnode, const char *name, topo_instance_t min,
1N/A topo_instance_t max, void *notused1, void *notused2)
1N/A{
1N/A nvlist_t *pfmri = NULL;
1N/A nvlist_t *nvl;
1N/A nvlist_t *auth;
1N/A tnode_t *node;
1N/A int err;
1N/A /*
1N/A * Register root node methods
1N/A */
1N/A if (strcmp(name, HC) == 0) {
1N/A (void) topo_method_register(mod, pnode, hc_methods);
1N/A return (0);
1N/A }
1N/A if (min != max) {
1N/A topo_mod_dprintf(mod,
1N/A "Request to enumerate %s component with an "
1N/A "ambiguous instance number, min (%d) != max (%d).\n",
1N/A HC, min, max);
1N/A return (topo_mod_seterrno(mod, EINVAL));
1N/A }
1N/A
1N/A (void) topo_node_resource(pnode, &pfmri, &err);
1N/A auth = topo_mod_auth(mod, pnode);
1N/A nvl = hc_fmri_create(mod, pfmri, FM_HC_SCHEME_VERSION, name, min,
1N/A auth, NULL, NULL, NULL);
1N/A nvlist_free(pfmri); /* callee ignores NULLs */
1N/A if (nvl == NULL) {
1N/A nvlist_free(auth);
1N/A return (-1);
1N/A }
1N/A
1N/A if ((node = topo_node_bind(mod, pnode, name, min, nvl)) == NULL) {
1N/A topo_mod_dprintf(mod, "topo_node_bind failed: %s\n",
1N/A topo_strerror(topo_mod_errno(mod)));
1N/A nvlist_free(auth);
1N/A nvlist_free(nvl);
1N/A return (-1);
1N/A }
1N/A
1N/A hc_prop_set(node, auth);
1N/A nvlist_free(nvl);
1N/A nvlist_free(auth);
1N/A
1N/A return (0);
1N/A}
1N/A
1N/A/*ARGSUSED*/
1N/Astatic void
1N/Ahc_release(topo_mod_t *mp, tnode_t *node)
1N/A{
1N/A topo_method_unregister_all(mp, node);
1N/A}
1N/A
1N/A/*ARGSUSED*/
1N/Astatic int
1N/Ahc_compare(topo_mod_t *mod, tnode_t *node, topo_version_t version,
1N/A nvlist_t *in, nvlist_t **out)
1N/A{
1N/A uint8_t v1, v2;
1N/A nvlist_t *nv1, *nv2;
1N/A nvlist_t **hcp1, **hcp2;
1N/A int err, i;
1N/A uint_t nhcp1, nhcp2;
1N/A
1N/A if (version > TOPO_METH_COMPARE_VERSION)
1N/A return (topo_mod_seterrno(mod, EMOD_VER_NEW));
1N/A
1N/A if (nvlist_lookup_nvlist(in, "nv1", &nv1) != 0 ||
1N/A nvlist_lookup_nvlist(in, "nv2", &nv2) != 0)
1N/A return (topo_mod_seterrno(mod, EMOD_METHOD_INVAL));
1N/A
1N/A if (nvlist_lookup_uint8(nv1, FM_VERSION, &v1) != 0 ||
1N/A nvlist_lookup_uint8(nv2, FM_VERSION, &v2) != 0 ||
1N/A v1 > FM_HC_SCHEME_VERSION || v2 > FM_HC_SCHEME_VERSION)
1N/A return (topo_mod_seterrno(mod, EMOD_FMRI_VERSION));
1N/A
1N/A err = nvlist_lookup_nvlist_array(nv1, FM_FMRI_HC_LIST, &hcp1, &nhcp1);
1N/A err |= nvlist_lookup_nvlist_array(nv2, FM_FMRI_HC_LIST, &hcp2, &nhcp2);
1N/A if (err != 0)
1N/A return (topo_mod_seterrno(mod, EMOD_FMRI_NVL));
1N/A
1N/A if (nhcp1 != nhcp2)
1N/A return (0);
1N/A
1N/A for (i = 0; i < nhcp1; i++) {
1N/A char *nm1 = NULL;
1N/A char *nm2 = NULL;
1N/A char *id1 = NULL;
1N/A char *id2 = NULL;
1N/A
1N/A (void) nvlist_lookup_string(hcp1[i], FM_FMRI_HC_NAME, &nm1);
1N/A (void) nvlist_lookup_string(hcp2[i], FM_FMRI_HC_NAME, &nm2);
1N/A (void) nvlist_lookup_string(hcp1[i], FM_FMRI_HC_ID, &id1);
1N/A (void) nvlist_lookup_string(hcp2[i], FM_FMRI_HC_ID, &id2);
1N/A if (nm1 == NULL || nm2 == NULL || id1 == NULL || id2 == NULL)
1N/A return (topo_mod_seterrno(mod, EMOD_FMRI_NVL));
1N/A
1N/A if (strcmp(nm1, nm2) == 0 && strcmp(id1, id2) == 0)
1N/A continue;
1N/A
1N/A return (0);
1N/A }
1N/A
1N/A return (1);
1N/A}
1N/A
1N/Astatic ssize_t
1N/Afmri_nvl2str(nvlist_t *nvl, char *buf, size_t buflen)
1N/A{
1N/A nvlist_t **hcprs = NULL;
1N/A nvlist_t *anvl = NULL;
1N/A uint8_t version;
1N/A ssize_t size = 0;
1N/A uint_t hcnprs;
1N/A char *achas = NULL;
1N/A char *adom = NULL;
1N/A char *aprod = NULL;
1N/A char *asrvr = NULL;
1N/A char *ahost = NULL;
1N/A char *serial = NULL;
1N/A char *part = NULL;
1N/A char *root = NULL;
1N/A char *rev = NULL;
1N/A int more_auth = 0;
1N/A int err, i;
1N/A
1N/A if (nvlist_lookup_uint8(nvl, FM_VERSION, &version) != 0 ||
1N/A version > FM_HC_SCHEME_VERSION)
1N/A return (-1);
1N/A
1N/A /* Get authority, if present */
1N/A err = nvlist_lookup_nvlist(nvl, FM_FMRI_AUTHORITY, &anvl);
1N/A if (err != 0 && err != ENOENT)
1N/A return (-1);
1N/A
1N/A if ((err = nvlist_lookup_string(nvl, FM_FMRI_HC_ROOT, &root)) != 0)
1N/A return (-1);
1N/A
1N/A err = nvlist_lookup_nvlist_array(nvl, FM_FMRI_HC_LIST, &hcprs, &hcnprs);
1N/A if (err != 0 || hcprs == NULL)
1N/A return (-1);
1N/A
1N/A if (anvl != NULL) {
1N/A (void) nvlist_lookup_string(anvl,
1N/A FM_FMRI_AUTH_PRODUCT, &aprod);
1N/A (void) nvlist_lookup_string(anvl,
1N/A FM_FMRI_AUTH_CHASSIS, &achas);
1N/A (void) nvlist_lookup_string(anvl,
1N/A FM_FMRI_AUTH_DOMAIN, &adom);
1N/A (void) nvlist_lookup_string(anvl,
1N/A FM_FMRI_AUTH_SERVER, &asrvr);
1N/A (void) nvlist_lookup_string(anvl,
1N/A FM_FMRI_AUTH_HOST, &ahost);
1N/A if (aprod != NULL)
1N/A more_auth++;
1N/A if (achas != NULL)
1N/A more_auth++;
1N/A if (adom != NULL)
1N/A more_auth++;
1N/A if (asrvr != NULL)
1N/A more_auth++;
1N/A if (ahost != NULL)
1N/A more_auth++;
1N/A }
1N/A
1N/A (void) nvlist_lookup_string(nvl, FM_FMRI_HC_SERIAL_ID, &serial);
1N/A (void) nvlist_lookup_string(nvl, FM_FMRI_HC_PART, &part);
1N/A (void) nvlist_lookup_string(nvl, FM_FMRI_HC_REVISION, &rev);
1N/A
1N/A /* hc:// */
1N/A topo_fmristr_build(&size, buf, buflen, FM_FMRI_SCHEME_HC, NULL, "://");
1N/A
1N/A /* authority, if any */
1N/A if (aprod != NULL)
1N/A topo_fmristr_build(&size,
1N/A buf, buflen, aprod, ":" FM_FMRI_AUTH_PRODUCT "=", NULL);
1N/A if (achas != NULL)
1N/A topo_fmristr_build(&size,
1N/A buf, buflen, achas, ":" FM_FMRI_AUTH_CHASSIS "=", NULL);
1N/A if (adom != NULL)
1N/A topo_fmristr_build(&size,
1N/A buf, buflen, adom, ":" FM_FMRI_AUTH_DOMAIN "=", NULL);
1N/A if (asrvr != NULL)
1N/A topo_fmristr_build(&size,
1N/A buf, buflen, asrvr, ":" FM_FMRI_AUTH_SERVER "=", NULL);
1N/A if (ahost != NULL)
1N/A topo_fmristr_build(&size,
1N/A buf, buflen, ahost, ":" FM_FMRI_AUTH_HOST "=", NULL);
1N/A
1N/A /* hardware-id part */
1N/A topo_fmristr_build(&size,
1N/A buf, buflen, serial, ":" FM_FMRI_HC_SERIAL_ID "=", NULL);
1N/A topo_fmristr_build(&size,
1N/A buf, buflen, part, ":" FM_FMRI_HC_PART "=", NULL);
1N/A topo_fmristr_build(&size,
1N/A buf, buflen, rev, ":" FM_FMRI_HC_REVISION "=", NULL);
1N/A
1N/A /* separating slash */
1N/A topo_fmristr_build(&size, buf, buflen, "/", NULL, NULL);
1N/A
1N/A /* hc-root */
1N/A topo_fmristr_build(&size, buf, buflen, root, NULL, NULL);
1N/A
1N/A /* all the pairs */
1N/A for (i = 0; i < hcnprs; i++) {
1N/A char *nm = NULL;
1N/A char *id = NULL;
1N/A
1N/A if (i > 0)
1N/A topo_fmristr_build(&size,
1N/A buf, buflen, "/", NULL, NULL);
1N/A (void) nvlist_lookup_string(hcprs[i], FM_FMRI_HC_NAME, &nm);
1N/A (void) nvlist_lookup_string(hcprs[i], FM_FMRI_HC_ID, &id);
1N/A if (nm == NULL || id == NULL)
1N/A return (0);
1N/A topo_fmristr_build(&size, buf, buflen, nm, NULL, "=");
1N/A topo_fmristr_build(&size, buf, buflen, id, NULL, NULL);
1N/A }
1N/A
1N/A return (size);
1N/A}
1N/A
1N/A/*ARGSUSED*/
1N/Astatic int
1N/Ahc_fmri_nvl2str(topo_mod_t *mod, tnode_t *node, topo_version_t version,
1N/A nvlist_t *nvl, nvlist_t **out)
1N/A{
1N/A ssize_t len;
1N/A char *name = NULL;
1N/A nvlist_t *fmristr;
1N/A
1N/A if (version > TOPO_METH_NVL2STR_VERSION)
1N/A return (topo_mod_seterrno(mod, EMOD_VER_NEW));
1N/A
1N/A if ((len = fmri_nvl2str(nvl, NULL, 0)) == 0 ||
1N/A (name = topo_mod_alloc(mod, len + 1)) == NULL ||
1N/A fmri_nvl2str(nvl, name, len + 1) == 0) {
1N/A if (name != NULL)
1N/A topo_mod_free(mod, name, len + 1);
1N/A return (topo_mod_seterrno(mod, EMOD_FMRI_NVL));
1N/A }
1N/A
1N/A if (topo_mod_nvalloc(mod, &fmristr, NV_UNIQUE_NAME) != 0)
1N/A return (topo_mod_seterrno(mod, EMOD_FMRI_NVL));
1N/A if (nvlist_add_string(fmristr, "fmri-string", name) != 0) {
1N/A topo_mod_free(mod, name, len + 1);
1N/A nvlist_free(fmristr);
1N/A return (topo_mod_seterrno(mod, EMOD_FMRI_NVL));
1N/A }
1N/A topo_mod_free(mod, name, len + 1);
1N/A *out = fmristr;
1N/A
1N/A return (0);
1N/A}
1N/A
1N/Astatic nvlist_t *
1N/Ahc_base_fmri_create(topo_mod_t *mod, const nvlist_t *auth, const char *part,
1N/A const char *rev, const char *serial)
1N/A{
1N/A nvlist_t *fmri;
1N/A int err = 0;
1N/A
1N/A /*
* Create base HC nvlist
*/
if (topo_mod_nvalloc(mod, &fmri, NV_UNIQUE_NAME) != 0)
return (NULL);
err = nvlist_add_uint8(fmri, FM_VERSION, FM_HC_SCHEME_VERSION);
err |= nvlist_add_string(fmri, FM_FMRI_SCHEME, FM_FMRI_SCHEME_HC);
err |= nvlist_add_string(fmri, FM_FMRI_HC_ROOT, "");
if (err != 0) {
nvlist_free(fmri);
return (NULL);
}
/*
* Add optional payload members
*/
if (serial != NULL)
(void) nvlist_add_string(fmri, FM_FMRI_HC_SERIAL_ID, serial);
if (part != NULL)
(void) nvlist_add_string(fmri, FM_FMRI_HC_PART, part);
if (rev != NULL)
(void) nvlist_add_string(fmri, FM_FMRI_HC_REVISION, rev);
if (auth != NULL)
(void) nvlist_add_nvlist(fmri, FM_FMRI_AUTHORITY,
(nvlist_t *)auth);
return (fmri);
}
static nvlist_t **
make_hc_pairs(topo_mod_t *mod, char *fmri, int *num)
{
nvlist_t **pa;
char *hc, *fromstr;
char *starti, *startn, *endi, *endi2;
char *ne, *ns;
char *cname;
char *find;
char *cid;
int nslashes = 0;
int npairs = 0;
int i, e;
if ((hc = topo_mod_strdup(mod, fmri + 5)) == NULL)
return (NULL);
/*
* Count equal signs and slashes to determine how many
* hc-pairs will be present in the final FMRI. There should
* be at least as many slashes as equal signs. There can be
* more, though if the string after an = includes them.
*/
if ((fromstr = strchr(hc, '/')) == NULL)
return (NULL);
find = fromstr;
while ((ne = strchr(find, '=')) != NULL) {
find = ne + 1;
npairs++;
}
find = fromstr;
while ((ns = strchr(find, '/')) != NULL) {
find = ns + 1;
nslashes++;
}
/*
* Do we appear to have a well-formed string version of the FMRI?
*/
if (nslashes < npairs || npairs == 0) {
topo_mod_strfree(mod, hc);
return (NULL);
}
*num = npairs;
find = fromstr;
pa = topo_mod_alloc(mod, npairs * sizeof (nvlist_t *));
/*
* We go through a pretty complicated procedure to find the
* name and id for each pair. That's because, unfortunately,
* we have some ids that can have slashes within them. So
* we can't just search for the next slash after the equal sign
* and decide that starts a new pair. Instead we have to find
* an equal sign for the next pair and work our way back to the
* slash from there.
*/
for (i = 0; i < npairs; i++) {
pa[i] = NULL;
startn = strchr(find, '/');
if (startn == NULL)
break;
startn++;
starti = strchr(find, '=');
if (starti == NULL)
break;
*starti = '\0';
cname = topo_mod_strdup(mod, startn);
*starti++ = '=';
endi = strchr(starti, '=');
if (endi != NULL) {
*endi = '\0';
endi2 = strrchr(starti, '/');
if (endi2 == NULL)
break;
*endi = '=';
*endi2 = '\0';
cid = topo_mod_strdup(mod, starti);
*endi2 = '/';
find = endi2;
} else {
cid = topo_mod_strdup(mod, starti);
find = starti + strlen(starti);
}
if ((e = topo_mod_nvalloc(mod, &pa[i], NV_UNIQUE_NAME)) != 0) {
topo_mod_strfree(mod, cname);
topo_mod_strfree(mod, cid);
break;
}
e = nvlist_add_string(pa[i], FM_FMRI_HC_NAME, cname);
e |= nvlist_add_string(pa[i], FM_FMRI_HC_ID, cid);
topo_mod_strfree(mod, cname);
topo_mod_strfree(mod, cid);
if (e != 0) {
break;
}
}
if (i < npairs) {
while (i >= 0)
if (pa[i--] != NULL)
nvlist_free(pa[i + 1]);
topo_mod_free(mod, pa, npairs * sizeof (nvlist_t *));
topo_mod_strfree(mod, hc);
return (NULL);
}
topo_mod_strfree(mod, hc);
return (pa);
}
void
make_hc_auth(topo_mod_t *mod, char *fmri, char **serial, char **part,
char **rev, nvlist_t **auth)
{
char *starti, *startn, *endi, *copy;
char *aname, *aid, *fs;
nvlist_t *na = NULL;
size_t len;
if ((copy = topo_mod_strdup(mod, fmri + 5)) == NULL)
return;
len = strlen(copy);
/*
* Make sure there are a valid authority members
*/
startn = strchr(copy, ':');
fs = strchr(copy, '/');
if (startn == NULL || fs == NULL) {
topo_mod_strfree(mod, copy);
return;
}
/*
* The first colon we encounter must occur before the
* first slash
*/
if (startn > fs)
return;
do {
if (++startn >= copy + len)
break;
if ((starti = strchr(startn, '=')) == NULL)
break;
*starti = '\0';
if (++starti > copy + len)
break;
if ((aname = topo_mod_strdup(mod, startn)) == NULL)
break;
startn = endi = strchr(starti, ':');
if (endi == NULL)
if ((endi = strchr(starti, '/')) == NULL)
break;
*endi = '\0';
if ((aid = topo_mod_strdup(mod, starti)) == NULL) {
topo_mod_strfree(mod, aname);
break;
}
/*
* Return possible serial, part and revision
*/
if (strcmp(aname, FM_FMRI_HC_SERIAL_ID) == 0) {
*serial = aid;
} else if (strcmp(aname, FM_FMRI_HC_PART) == 0) {
*part = aid;
} else if (strcmp(aname, FM_FMRI_HC_REVISION) == 0) {
*rev = aid;
} else {
if (na == NULL) {
if (topo_mod_nvalloc(mod, &na,
NV_UNIQUE_NAME) == 0) {
nvlist_add_string(na, aname, aid);
}
} else {
(void) nvlist_add_string(na, aname, aid);
}
}
topo_mod_strfree(mod, aname);
topo_mod_strfree(mod, aid);
} while (startn != NULL);
*auth = na;
topo_mod_free(mod, copy, len + 1);
}
/*ARGSUSED*/
static int
hc_fmri_str2nvl(topo_mod_t *mod, tnode_t *node, topo_version_t version,
nvlist_t *in, nvlist_t **out)
{
nvlist_t **pa = NULL;
nvlist_t *nf = NULL;
nvlist_t *auth = NULL;
char *str;
char *serial = NULL, *part = NULL, *rev = NULL;
int npairs;
int i, e;
if (version > TOPO_METH_STR2NVL_VERSION)
return (topo_mod_seterrno(mod, EMOD_VER_NEW));
if (nvlist_lookup_string(in, "fmri-string", &str) != 0)
return (topo_mod_seterrno(mod, EMOD_METHOD_INVAL));
/* We're expecting a string version of an hc scheme FMRI */
if (strncmp(str, "hc://", 5) != 0)
return (topo_mod_seterrno(mod, EMOD_FMRI_MALFORM));
if ((pa = make_hc_pairs(mod, str, &npairs)) == NULL)
return (topo_mod_seterrno(mod, EMOD_FMRI_MALFORM));
make_hc_auth(mod, str, &serial, &part, &rev, &auth);
if ((nf = hc_base_fmri_create(mod, auth, part, rev, serial)) == NULL)
goto hcfmbail;
if ((e = nvlist_add_uint32(nf, FM_FMRI_HC_LIST_SZ, npairs)) == 0)
e = nvlist_add_nvlist_array(nf, FM_FMRI_HC_LIST, pa, npairs);
if (e != 0) {
topo_mod_dprintf(mod, "construction of new hc nvl failed");
goto hcfmbail;
}
for (i = 0; i < npairs; i++)
nvlist_free(pa[i]);
topo_mod_free(mod, pa, npairs * sizeof (nvlist_t *));
if (serial != NULL)
topo_mod_strfree(mod, serial);
if (part != NULL)
topo_mod_strfree(mod, part);
if (rev != NULL)
topo_mod_strfree(mod, rev);
nvlist_free(auth);
*out = nf;
return (0);
hcfmbail:
if (nf != NULL)
nvlist_free(nf);
for (i = 0; i < npairs; i++)
nvlist_free(pa[i]);
topo_mod_free(mod, pa, npairs * sizeof (nvlist_t *));
if (serial != NULL)
topo_mod_strfree(mod, serial);
if (part != NULL)
topo_mod_strfree(mod, part);
if (rev != NULL)
topo_mod_strfree(mod, rev);
nvlist_free(auth);
return (topo_mod_seterrno(mod, EMOD_FMRI_MALFORM));
}
static nvlist_t *
hc_list_create(topo_mod_t *mod, const char *name, char *inst)
{
int err;
nvlist_t *hc;
if (topo_mod_nvalloc(mod, &hc, NV_UNIQUE_NAME) != 0)
return (NULL);
err = nvlist_add_string(hc, FM_FMRI_HC_NAME, name);
err |= nvlist_add_string(hc, FM_FMRI_HC_ID, inst);
if (err != 0) {
nvlist_free(hc);
return (NULL);
}
return (hc);
}
static nvlist_t *
hc_create_seterror(topo_mod_t *mod, nvlist_t **hcl, int n, nvlist_t *fmri,
int err)
{
int i;
if (hcl != NULL) {
for (i = 0; i < n + 1; ++i)
nvlist_free(hcl[i]);
topo_mod_free(mod, hcl, sizeof (nvlist_t *) * (n + 1));
}
nvlist_free(fmri);
(void) topo_mod_seterrno(mod, err);
topo_mod_dprintf(mod, "unable to create hc FMRI: %s\n",
topo_mod_errmsg(mod));
return (NULL);
}
static int
hc_name_canonical(topo_mod_t *mod, const char *name)
{
int i;
if (getenv("NOHCCHECK") != NULL)
return (1);
/*
* Only enumerate elements with correct canonical names
*/
for (i = 0; i < hc_ncanon; i++) {
if (strcmp(name, hc_canon[i].hcc_name) == 0)
break;
}
if (i >= hc_ncanon) {
topo_mod_dprintf(mod, "non-canonical name %s\n",
name);
return (0);
} else {
return (1);
}
}
static nvlist_t *
hc_fmri_create(topo_mod_t *mod, nvlist_t *pfmri, int version, const char *name,
topo_instance_t inst, const nvlist_t *auth, const char *part,
const char *rev, const char *serial)
{
int i;
char str[21]; /* sizeof (UINT64_MAX) + '\0' */
uint_t pelems = 0;
nvlist_t **phcl = NULL;
nvlist_t **hcl = NULL;
nvlist_t *fmri = NULL;
if (version > FM_HC_SCHEME_VERSION)
return (hc_create_seterror(mod,
hcl, pelems, fmri, EMOD_VER_OLD));
else if (version < FM_HC_SCHEME_VERSION)
return (hc_create_seterror(mod,
hcl, pelems, fmri, EMOD_VER_NEW));
/*
* Check that the requested name is in our canonical list
*/
if (hc_name_canonical(mod, name) == 0)
return (hc_create_seterror(mod,
hcl, pelems, fmri, EMOD_NONCANON));
/*
* Copy the parent's HC_LIST
*/
if (pfmri != NULL) {
if (nvlist_lookup_nvlist_array(pfmri, FM_FMRI_HC_LIST,
&phcl, &pelems) != 0)
return (hc_create_seterror(mod,
hcl, pelems, fmri, EMOD_FMRI_MALFORM));
}
hcl = topo_mod_zalloc(mod, sizeof (nvlist_t *) * (pelems + 1));
if (hcl == NULL)
return (hc_create_seterror(mod, hcl, pelems, fmri,
EMOD_NOMEM));
for (i = 0; i < pelems; ++i)
if (topo_mod_nvdup(mod, phcl[i], &hcl[i]) != 0)
return (hc_create_seterror(mod,
hcl, pelems, fmri, EMOD_FMRI_NVL));
(void) snprintf(str, sizeof (str), "%d", inst);
if ((hcl[i] = hc_list_create(mod, name, str)) == NULL)
return (hc_create_seterror(mod,
hcl, pelems, fmri, EMOD_FMRI_NVL));
if ((fmri = hc_base_fmri_create(mod, auth, part, rev, serial)) == NULL)
return (hc_create_seterror(mod,
hcl, pelems, fmri, EMOD_FMRI_NVL));
if (nvlist_add_nvlist_array(fmri, FM_FMRI_HC_LIST, hcl, pelems + 1)
!= 0)
return (hc_create_seterror(mod,
hcl, pelems, fmri, EMOD_FMRI_NVL));
if (hcl != NULL) {
for (i = 0; i < pelems + 1; ++i) {
if (hcl[i] != NULL)
nvlist_free(hcl[i]);
}
topo_mod_free(mod, hcl, sizeof (nvlist_t *) * (pelems + 1));
}
return (fmri);
}
/*ARGSUSED*/
static int
hc_fmri_create_meth(topo_mod_t *mod, tnode_t *node, topo_version_t version,
nvlist_t *in, nvlist_t **out)
{
int ret;
nvlist_t *args, *pfmri = NULL;
nvlist_t *auth;
uint32_t inst;
char *name, *serial, *rev, *part;
if (version > TOPO_METH_FMRI_VERSION)
return (topo_mod_seterrno(mod, EMOD_VER_NEW));
/* First the must-have fields */
if (nvlist_lookup_string(in, TOPO_METH_FMRI_ARG_NAME, &name) != 0)
return (topo_mod_seterrno(mod, EMOD_METHOD_INVAL));
if (nvlist_lookup_uint32(in, TOPO_METH_FMRI_ARG_INST, &inst) != 0)
return (topo_mod_seterrno(mod, EMOD_METHOD_INVAL));
/*
* args is optional
*/
pfmri = NULL;
auth = NULL;
serial = rev = part = NULL;
if ((ret = nvlist_lookup_nvlist(in, TOPO_METH_FMRI_ARG_NVL, &args))
!= 0) {
if (ret != ENOENT)
return (topo_mod_seterrno(mod, EMOD_METHOD_INVAL));
} else {
/* And then optional arguments */
(void) nvlist_lookup_nvlist(args, TOPO_METH_FMRI_ARG_PARENT,
&pfmri);
(void) nvlist_lookup_nvlist(args, TOPO_METH_FMRI_ARG_AUTH,
&auth);
(void) nvlist_lookup_string(args, TOPO_METH_FMRI_ARG_PART,
&part);
(void) nvlist_lookup_string(args, TOPO_METH_FMRI_ARG_REV, &rev);
(void) nvlist_lookup_string(args, TOPO_METH_FMRI_ARG_SER,
&serial);
}
*out = hc_fmri_create(mod, pfmri, version, name, inst, auth, part,
rev, serial);
if (*out == NULL)
return (-1);
return (0);
}