cmdline.c (96916090f488986a4ebb8e9ffa6a3b50881d5ccd) cmdline.c (f4ed2877b16e8146427306aea8819adac5c88374)
1/* -*- linux-c -*- ------------------------------------------------------- *
2 *
3 * Copyright (C) 1991, 1992 Linus Torvalds
4 * Copyright 2007 rPath, Inc. - All Rights Reserved
5 *
6 * This file is part of the Linux kernel, and is made available under
7 * the terms of the GNU General Public License version 2.
8 *

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22/*
23 * Find a non-boolean option, that is, "option=argument". In accordance
24 * with standard Linux practice, if this option is repeated, this returns
25 * the last instance on the command line.
26 *
27 * Returns the length of the argument (regardless of if it was
28 * truncated to fit in the buffer), or -1 on not found.
29 */
1/* -*- linux-c -*- ------------------------------------------------------- *
2 *
3 * Copyright (C) 1991, 1992 Linus Torvalds
4 * Copyright 2007 rPath, Inc. - All Rights Reserved
5 *
6 * This file is part of the Linux kernel, and is made available under
7 * the terms of the GNU General Public License version 2.
8 *

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22/*
23 * Find a non-boolean option, that is, "option=argument". In accordance
24 * with standard Linux practice, if this option is repeated, this returns
25 * the last instance on the command line.
26 *
27 * Returns the length of the argument (regardless of if it was
28 * truncated to fit in the buffer), or -1 on not found.
29 */
30int cmdline_find_option(const char *option, char *buffer, int bufsize)
30int __cmdline_find_option(u32 cmdline_ptr, const char *option, char *buffer, int bufsize)
31{
31{
32 u32 cmdline_ptr = boot_params.hdr.cmd_line_ptr;
33 addr_t cptr;
34 char c;
35 int len = -1;
36 const char *opptr = NULL;
37 char *bufptr = buffer;
38 enum {
39 st_wordstart, /* Start of word/after whitespace */
40 st_wordcmp, /* Comparing this word */

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95}
96
97/*
98 * Find a boolean option (like quiet,noapic,nosmp....)
99 *
100 * Returns the position of that option (starts counting with 1)
101 * or 0 on not found
102 */
32 addr_t cptr;
33 char c;
34 int len = -1;
35 const char *opptr = NULL;
36 char *bufptr = buffer;
37 enum {
38 st_wordstart, /* Start of word/after whitespace */
39 st_wordcmp, /* Comparing this word */

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94}
95
96/*
97 * Find a boolean option (like quiet,noapic,nosmp....)
98 *
99 * Returns the position of that option (starts counting with 1)
100 * or 0 on not found
101 */
103int cmdline_find_option_bool(const char *option)
102int __cmdline_find_option_bool(u32 cmdline_ptr, const char *option)
104{
103{
105 u32 cmdline_ptr = boot_params.hdr.cmd_line_ptr;
106 addr_t cptr;
107 char c;
108 int pos = 0, wstart = 0;
109 const char *opptr = NULL;
110 enum {
111 st_wordstart, /* Start of word/after whitespace */
112 st_wordcmp, /* Comparing this word */
113 st_wordskip, /* Miscompare, skip */

--- 47 unchanged lines hidden --- 		104 addr_t cptr;
105 char c;
106 int pos = 0, wstart = 0;
107 const char *opptr = NULL;
108 enum {
109 st_wordstart, /* Start of word/after whitespace */
110 st_wordcmp, /* Comparing this word */
111 st_wordskip, /* Miscompare, skip */

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