1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate * Copyright (c) 1999 by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate * All rights reserved.
25*0Sstevel@tonic-gate */
26*0Sstevel@tonic-gate
27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
28*0Sstevel@tonic-gate
29*0Sstevel@tonic-gate #include <stdio.h>
30*0Sstevel@tonic-gate #include <stdlib.h>
31*0Sstevel@tonic-gate #include <strings.h>
32*0Sstevel@tonic-gate
33*0Sstevel@tonic-gate #include <fcode/private.h>
34*0Sstevel@tonic-gate #include <fcode/log.h>
35*0Sstevel@tonic-gate
36*0Sstevel@tonic-gate #include <fcdriver/fcdriver.h>
37*0Sstevel@tonic-gate
38*0Sstevel@tonic-gate void
byte_loadfile(fcode_env_t * env)39*0Sstevel@tonic-gate byte_loadfile(fcode_env_t *env)
40*0Sstevel@tonic-gate {
41*0Sstevel@tonic-gate int len;
42*0Sstevel@tonic-gate
43*0Sstevel@tonic-gate load_file(env);
44*0Sstevel@tonic-gate len = (int) POP(DS);
45*0Sstevel@tonic-gate if (len) {
46*0Sstevel@tonic-gate void *ptr = (void *) TOS;
47*0Sstevel@tonic-gate PUSH(DS, 1);
48*0Sstevel@tonic-gate byte_load(env);
49*0Sstevel@tonic-gate FREE(ptr);
50*0Sstevel@tonic-gate } else {
51*0Sstevel@tonic-gate drop(env);
52*0Sstevel@tonic-gate }
53*0Sstevel@tonic-gate }
54*0Sstevel@tonic-gate
55*0Sstevel@tonic-gate void
define_hook(fcode_env_t * env,char * name,int len,char * fcimage)56*0Sstevel@tonic-gate define_hook(fcode_env_t *env, char *name, int len, char *fcimage)
57*0Sstevel@tonic-gate {
58*0Sstevel@tonic-gate static void (*byteload_ptr)(fcode_env_t *env) = byte_loadfile;
59*0Sstevel@tonic-gate
60*0Sstevel@tonic-gate header(env, name, len, 0);
61*0Sstevel@tonic-gate COMPILE_TOKEN(&do_colon);
62*0Sstevel@tonic-gate env->state |= 1;
63*0Sstevel@tonic-gate PUSH(DS, (fstack_t) fcimage);
64*0Sstevel@tonic-gate PUSH(DS, strlen(fcimage));
65*0Sstevel@tonic-gate compile_string(env);
66*0Sstevel@tonic-gate COMPILE_TOKEN(&byteload_ptr);
67*0Sstevel@tonic-gate semi(env);
68*0Sstevel@tonic-gate }
69*0Sstevel@tonic-gate
70*0Sstevel@tonic-gate /*
71*0Sstevel@tonic-gate * simple parser for builtin-driver matching.
72*0Sstevel@tonic-gate *
73*0Sstevel@tonic-gate * Consists of alias:target<CR>
74*0Sstevel@tonic-gate * where alias is:
75*0Sstevel@tonic-gate * <Key>[;<key>[;<key>]]
76*0Sstevel@tonic-gate *
77*0Sstevel@tonic-gate * and target is:
78*0Sstevel@tonic-gate * <path to fcode image>
79*0Sstevel@tonic-gate */
80*0Sstevel@tonic-gate
81*0Sstevel@tonic-gate #define PARSE_LINE 256
82*0Sstevel@tonic-gate
83*0Sstevel@tonic-gate static void
line_error(char * where,int line,char * msg)84*0Sstevel@tonic-gate line_error(char *where, int line, char *msg)
85*0Sstevel@tonic-gate {
86*0Sstevel@tonic-gate log_message(MSG_ERROR, "%s:%d: %s\n", where, line, msg);
87*0Sstevel@tonic-gate }
88*0Sstevel@tonic-gate
89*0Sstevel@tonic-gate void
make_builtin_hooks(fcode_env_t * env,char * where)90*0Sstevel@tonic-gate make_builtin_hooks(fcode_env_t *env, char *where)
91*0Sstevel@tonic-gate {
92*0Sstevel@tonic-gate FILE *fd;
93*0Sstevel@tonic-gate int lnum = 0, len;
94*0Sstevel@tonic-gate char *buffer, *line, *target, *next;
95*0Sstevel@tonic-gate
96*0Sstevel@tonic-gate if (where == NULL)
97*0Sstevel@tonic-gate where = "/fcode/aliases";
98*0Sstevel@tonic-gate
99*0Sstevel@tonic-gate if ((fd = fopen(where, "r")) == NULL) {
100*0Sstevel@tonic-gate return;
101*0Sstevel@tonic-gate }
102*0Sstevel@tonic-gate
103*0Sstevel@tonic-gate buffer = MALLOC(PARSE_LINE+1);
104*0Sstevel@tonic-gate
105*0Sstevel@tonic-gate while ((line = fgets(buffer, PARSE_LINE, fd)) != NULL) {
106*0Sstevel@tonic-gate lnum++;
107*0Sstevel@tonic-gate if ((next = strpbrk(line, " \t#\n")) != NULL)
108*0Sstevel@tonic-gate *next = '\0';
109*0Sstevel@tonic-gate if (strlen(line) == 0)
110*0Sstevel@tonic-gate continue;
111*0Sstevel@tonic-gate if ((target = strchr(line, ':')) == NULL) {
112*0Sstevel@tonic-gate line_error(where, lnum, "Badly formed line");
113*0Sstevel@tonic-gate continue;
114*0Sstevel@tonic-gate }
115*0Sstevel@tonic-gate *target++ = 0;
116*0Sstevel@tonic-gate if (strlen(line) == 0) {
117*0Sstevel@tonic-gate line_error(where, lnum, "Badly formed alias");
118*0Sstevel@tonic-gate continue;
119*0Sstevel@tonic-gate }
120*0Sstevel@tonic-gate if (strlen(target) == 0) {
121*0Sstevel@tonic-gate line_error(where, lnum, "Badly formed target");
122*0Sstevel@tonic-gate continue;
123*0Sstevel@tonic-gate }
124*0Sstevel@tonic-gate for (; line; line = next) {
125*0Sstevel@tonic-gate if ((next = strchr(line, ';')) != NULL)
126*0Sstevel@tonic-gate *next++ = '\0';
127*0Sstevel@tonic-gate if (strlen(line) == 0)
128*0Sstevel@tonic-gate line_error(where, lnum, "Null key in alias");
129*0Sstevel@tonic-gate else
130*0Sstevel@tonic-gate define_hook(env, line, strlen(line), target);
131*0Sstevel@tonic-gate }
132*0Sstevel@tonic-gate }
133*0Sstevel@tonic-gate FREE(buffer);
134*0Sstevel@tonic-gate fclose(fd);
135*0Sstevel@tonic-gate }
136