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root/i-scream/projects/libstatgrab/src/libstatgrab/tools.c

Comparing projects/libstatgrab/src/libstatgrab/tools.c (file contents):
Revision 1.13 by ats, Mon Nov 10 22:46:32 2003 UTC vs.
Revision 1.14 by pajs, Thu Nov 13 17:02:46 2003 UTC

#	Line 37 | Line 37
37
38		#include "tools.h"
39
40	+	#ifdef SOLARIS
41	+	#include <libdevinfo.h>
42	+	#include <kstat.h>
43	+	#include <unistd.h>
44	+	#include <ctype.h>
45	+	#include <sys/types.h>
46	+	#include <sys/dkio.h>
47	+	#include <sys/stat.h>
48	+	#include <fcntl.h>
49	+	#include <sys/fcntl.h>
50	+	#include <dirent.h>
51	+	#endif
52	+
53	+	#ifdef SOLARIS
54	+	struct map{
55	+	char *bsd;
56	+	char *svr;
57	+
58	+	struct map *next;
59	+	};
60	+	typedef struct map mapping_t;
61	+
62	+	static mapping_t *mapping = NULL;
63	+
64	+	char *get_svr_from_bsd(char *bsd){
65	+	mapping_t *map_ptr;
66	+	for(map_ptr = mapping; map_ptr != NULL; map_ptr = map_ptr->next)
67	+	if(!strcmp(map_ptr->bsd, bsd)) return map_ptr->svr;
68	+
69	+	return bsd;
70	+	}
71	+
72	+	void add_mapping(char *bsd, char *svr){
73	+	mapping_t *map_ptr;
74	+	mapping_t *map_end_ptr;
75	+
76	+	bsd = strdup(bsd);
77	+	svr = strdup(svr);
78	+
79	+	if (mapping == NULL){
80	+	printf("New malloc\n");
81	+	mapping = malloc(sizeof(mapping_t));
82	+	if (mapping == NULL) return;
83	+	map_ptr = mapping;
84	+	}else{
85	+	/* See if its already been added */
86	+	for(map_ptr = mapping; map_ptr != NULL; map_ptr = map_ptr->next){
87	+	if( (!strcmp(map_ptr->bsd, bsd)) || (!strcmp(map_ptr->svr, svr)) ){
88	+	printf("%s matches %s\n", map_ptr->bsd, bsd);
89	+	return;
90	+	}
91	+	map_end_ptr = map_ptr;
92	+	}
93	+
94	+	/* We've reached end of list and not found the entry.. So we need to malloc
95	+	* new mapping_t
96	+	*/
97	+	map_end_ptr->next = malloc(sizeof(mapping_t));
98	+	printf("Second malloc\n");
99	+	if (map_end_ptr->next == NULL) return;
100	+	map_ptr = map_end_ptr->next;
101	+	}
102	+
103	+	printf("Adding %s\n", bsd);
104	+	map_ptr->next = NULL;
105	+	map_ptr->bsd = bsd;
106	+	map_ptr->svr = svr;
107	+
108	+	return;
109	+	}
110	+
111	+	char *read_dir(char *disk_path){
112	+	DIR *dirp;
113	+	struct dirent *dp;
114	+	struct stat stbuf;
115	+	char *svr_name;
116	+	char current_dir[MAXPATHLEN];
117	+	char file_name[MAXPATHLEN];
118	+	char temp_name[MAXPATHLEN];
119	+	char dir_dname[MAXPATHLEN];
120	+	char *dsk_dir;
121	+	int x;
122	+
123	+	dsk_dir = "/dev/osa/dev/dsk";
124	+	strncpy(current_dir, dsk_dir, sizeof current_dir);
125	+	if ((dirp = opendir(current_dir)) == NULL){
126	+	dsk_dir = "/dev/dsk";
127	+	snprintf(current_dir, sizeof current_dir, "%s", dsk_dir);
128	+	if ((dirp = opendir(current_dir)) == NULL){
129	+	return NULL;
130	+	}
131	+	}
132	+
133	+	while ((dp = readdir(dirp)) != NULL){
134	+	snprintf(temp_name, sizeof temp_name, "../..%s", disk_path);
135	+	snprintf(dir_dname, sizeof dir_dname, "%s/%s", dsk_dir, dp->d_name);
136	+	stat(dir_dname,&stbuf);
137	+
138	+	if (S_ISBLK(stbuf.st_mode)){
139	+	x = readlink(dir_dname, file_name, sizeof(file_name));
140	+	file_name[x] = '\0';
141	+	if (strcmp(file_name, temp_name) == 0) {
142	+	svr_name = strdup(dp->d_name);
143	+	closedir(dirp);
144	+	return svr_name;
145	+	}
146	+	}
147	+	closedir(dirp);
148	+	}
149	+	return NULL;
150	+	}
151	+
152	+
153	+
154	+	int get_alias(char *alias){
155	+	char file[MAXPATHLEN];
156	+	di_node_t root_node;
157	+	di_node_t node;
158	+	di_minor_t minor = DI_MINOR_NIL;
159	+	char tmpnode[MAXPATHLEN];
160	+	char *phys_path;
161	+	char *minor_name;
162	+	char *value;
163	+	int instance;
164	+	if ((root_node = di_init("/", DINFOCPYALL)) == DI_NODE_NIL) {
165	+	fprintf(stderr, "di_init() failed\n");
166	+	exit(1);
167	+	}
168	+	node = di_drv_first_node(alias, root_node);
169	+	while (node != DI_NODE_NIL) {
170	+	if ((minor = di_minor_next(node, DI_MINOR_NIL)) != DI_MINOR_NIL) {
171	+	instance = di_instance(node);
172	+	phys_path = di_devfs_path(node);
173	+	minor_name = di_minor_name(minor);
174	+	strcpy(tmpnode, alias);
175	+	sprintf(tmpnode, "%s%d", tmpnode, instance);
176	+	strcpy(file, "/devices");
177	+	strcat(file, phys_path);
178	+	strcat(file, ":");
179	+	strcat(file, minor_name);
180	+	value = read_dir(file);
181	+	if (value != NULL){
182	+	add_mapping(tmpnode, value);
183	+	}
184	+	di_devfs_path_free(phys_path);
185	+	node = di_drv_next_node(node);
186	+	}else{
187	+	node = di_drv_next_node(node);
188	+	}
189	+	}                           /* End of the while loop */
190	+	di_fini(root_node);
191	+	return (-1);
192	+	}
193	+
194	+	void build_mapping(){
195	+	char device_name[512];
196	+	int x;
197	+	kstat_ctl_t *kc;
198	+	kstat_t *ksp;
199	+	kstat_io_t kios;
200	+
201	+	if ((kc = kstat_open()) == NULL) {
202	+	return NULL;
203	+	}
204	+
205	+	for (ksp = kc->kc_chain; ksp; ksp = ksp->ks_next) {
206	+	if (!strcmp(ksp->ks_class, "disk")) {
207	+
208	+	if(ksp->ks_type != KSTAT_TYPE_IO) continue;
209	+	/* We dont want metadevices appearins as num_diskio */
210	+	if(strcmp(ksp->ks_module, "md")==0) continue;
211	+	if((kstat_read(kc, ksp, &kios))==-1) continue;
212	+	strncpy(device_name, ksp->ks_name, sizeof device_name);
213	+	for(x=0;x<(sizeof device_name);x++){
214	+	if( isdigit((int)device_name[x]) ) break;
215	+	}
216	+	if(x == sizeof device_name) x--;
217	+	device_name[x] = '\0';
218	+	get_alias(device_name);
219	+	}
220	+	}
221	+
222	+	return;
223	+	}
224	+
225	+	#endif
226	+
227	+
228	+
229		char *f_read_line(FILE *f, const char *string){
230		/* Max line length. 8k should be more than enough */
231		static char line[8192];
#	Line 60 | Line 249 | char *get_string_match(char *line, regmatch_t *match){
249		return match_string;
250		}
251
252	+
253	+
254		#ifndef HAVE_ATOLL
255		static long long atoll(const char *s) {
256		long long value = 0;
#	Line 144 | Line 335 | int statgrab_init(){
335		struct uvmexp *uvm = get_uvmexp();
336		if (uvm == NULL) return 1;
337		}
338	+	#endif
339	+	#ifdef SOLARIS
340	+	build_mapping();
341		#endif
342		return 0;
343		}

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