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![Eric Pouech](/assets/img/avatar_default.png)
Signed-off-by: Eric Pouech <eric.pouech@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
1979 lines
60 KiB
C
1979 lines
60 KiB
C
/*
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* INF file parsing
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*
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* Copyright 2002 Alexandre Julliard for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <assert.h>
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#include <limits.h>
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#include <stdarg.h>
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#include <string.h>
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#include <stdlib.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "winnls.h"
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#include "winreg.h"
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#include "winternl.h"
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#include "winerror.h"
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#include "setupapi.h"
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#include "setupapi_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(setupapi);
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#define CONTROL_Z '\x1a'
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#define MAX_SECTION_NAME_LEN 255
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#define MAX_FIELD_LEN 511 /* larger fields get silently truncated */
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/* actual string limit is MAX_INF_STRING_LENGTH+1 (plus terminating null) under Windows */
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#define MAX_STRING_LEN (MAX_INF_STRING_LENGTH+1)
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/* inf file structure definitions */
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struct field
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{
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const WCHAR *text; /* field text */
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};
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struct line
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{
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int first_field; /* index of first field in field array */
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int nb_fields; /* number of fields in line */
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int key_field; /* index of field for key or -1 if no key */
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};
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struct section
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{
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const WCHAR *name; /* section name */
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unsigned int nb_lines; /* number of used lines */
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unsigned int alloc_lines; /* total number of allocated lines in array below */
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struct line lines[16]; /* lines information (grown dynamically, 16 is initial size) */
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};
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struct inf_file
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{
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struct inf_file *next; /* next appended file */
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WCHAR *strings; /* buffer for string data (section names and field values) */
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WCHAR *string_pos; /* position of next available string in buffer */
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unsigned int nb_sections; /* number of used sections */
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unsigned int alloc_sections; /* total number of allocated section pointers */
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struct section **sections; /* section pointers array */
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unsigned int nb_fields;
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unsigned int alloc_fields;
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struct field *fields;
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int strings_section; /* index of [Strings] section or -1 if none */
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WCHAR *filename; /* filename of the INF */
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};
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/* parser definitions */
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enum parser_state
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{
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LINE_START, /* at beginning of a line */
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SECTION_NAME, /* parsing a section name */
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KEY_NAME, /* parsing a key name */
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VALUE_NAME, /* parsing a value name */
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EOL_BACKSLASH, /* backslash at end of line */
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QUOTES, /* inside quotes */
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LEADING_SPACES, /* leading spaces */
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TRAILING_SPACES, /* trailing spaces */
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COMMENT, /* inside a comment */
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NB_PARSER_STATES
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};
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struct parser
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{
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const WCHAR *start; /* start position of item being parsed */
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const WCHAR *end; /* end of buffer */
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struct inf_file *file; /* file being built */
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enum parser_state state; /* current parser state */
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enum parser_state stack[4]; /* state stack */
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int stack_pos; /* current pos in stack */
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int cur_section; /* index of section being parsed*/
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struct line *line; /* current line */
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unsigned int line_pos; /* current line position in file */
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unsigned int broken_line; /* first line containing invalid data (if any) */
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unsigned int error; /* error code */
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unsigned int token_len; /* current token len */
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WCHAR token[MAX_FIELD_LEN+1]; /* current token */
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};
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typedef const WCHAR * (*parser_state_func)( struct parser *parser, const WCHAR *pos );
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/* parser state machine functions */
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static const WCHAR *line_start_state( struct parser *parser, const WCHAR *pos );
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static const WCHAR *section_name_state( struct parser *parser, const WCHAR *pos );
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static const WCHAR *key_name_state( struct parser *parser, const WCHAR *pos );
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static const WCHAR *value_name_state( struct parser *parser, const WCHAR *pos );
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static const WCHAR *eol_backslash_state( struct parser *parser, const WCHAR *pos );
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static const WCHAR *quotes_state( struct parser *parser, const WCHAR *pos );
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static const WCHAR *leading_spaces_state( struct parser *parser, const WCHAR *pos );
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static const WCHAR *trailing_spaces_state( struct parser *parser, const WCHAR *pos );
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static const WCHAR *comment_state( struct parser *parser, const WCHAR *pos );
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static const parser_state_func parser_funcs[NB_PARSER_STATES] =
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{
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line_start_state, /* LINE_START */
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section_name_state, /* SECTION_NAME */
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key_name_state, /* KEY_NAME */
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value_name_state, /* VALUE_NAME */
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eol_backslash_state, /* EOL_BACKSLASH */
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quotes_state, /* QUOTES */
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leading_spaces_state, /* LEADING_SPACES */
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trailing_spaces_state, /* TRAILING_SPACES */
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comment_state /* COMMENT */
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};
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/* Unicode string constants */
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static const WCHAR Version[] = {'V','e','r','s','i','o','n',0};
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static const WCHAR Signature[] = {'S','i','g','n','a','t','u','r','e',0};
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static const WCHAR Chicago[] = {'$','C','h','i','c','a','g','o','$',0};
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static const WCHAR WindowsNT[] = {'$','W','i','n','d','o','w','s',' ','N','T','$',0};
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static const WCHAR Windows95[] = {'$','W','i','n','d','o','w','s',' ','9','5','$',0};
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static const WCHAR LayoutFile[] = {'L','a','y','o','u','t','F','i','l','e',0};
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/* extend an array, allocating more memory if necessary */
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static void *grow_array( void *array, unsigned int *count, size_t elem )
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{
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void *new_array;
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unsigned int new_count = *count + *count / 2;
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if (new_count < 32) new_count = 32;
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if (array)
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new_array = HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, array, new_count * elem );
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else
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new_array = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, new_count * elem );
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if (new_array)
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*count = new_count;
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else
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HeapFree( GetProcessHeap(), 0, array );
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return new_array;
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}
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/* get the directory of the inf file (as counted string, not null-terminated) */
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static const WCHAR *get_inf_dir( const struct inf_file *file, unsigned int *len )
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{
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const WCHAR *p = wcsrchr( file->filename, '\\' );
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*len = p ? (p + 1 - file->filename) : 0;
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return file->filename;
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}
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/* find a section by name */
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static int find_section( const struct inf_file *file, const WCHAR *name )
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{
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unsigned int i;
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for (i = 0; i < file->nb_sections; i++)
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if (!wcsicmp( name, file->sections[i]->name )) return i;
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return -1;
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}
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/* find a line by name */
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static struct line *find_line( struct inf_file *file, int section_index, const WCHAR *name )
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{
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struct section *section;
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struct line *line;
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unsigned int i;
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if (section_index < 0 || section_index >= file->nb_sections) return NULL;
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section = file->sections[section_index];
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for (i = 0, line = section->lines; i < section->nb_lines; i++, line++)
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{
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if (line->key_field == -1) continue;
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if (!wcsicmp( name, file->fields[line->key_field].text )) return line;
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}
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return NULL;
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}
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/* add a section to the file and return the section index */
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static int add_section( struct inf_file *file, const WCHAR *name )
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{
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struct section *section;
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if (file->nb_sections >= file->alloc_sections)
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{
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if (!(file->sections = grow_array( file->sections, &file->alloc_sections,
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sizeof(file->sections[0]) ))) return -1;
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}
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if (!(section = HeapAlloc( GetProcessHeap(), 0, sizeof(*section) ))) return -1;
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section->name = name;
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section->nb_lines = 0;
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section->alloc_lines = ARRAY_SIZE( section->lines );
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file->sections[file->nb_sections] = section;
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return file->nb_sections++;
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}
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/* add a line to a given section */
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static struct line *add_line( struct inf_file *file, int section_index )
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{
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struct section *section;
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struct line *line;
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assert( section_index >= 0 && section_index < file->nb_sections );
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section = file->sections[section_index];
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if (section->nb_lines == section->alloc_lines) /* need to grow the section */
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{
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int size = sizeof(*section) - sizeof(section->lines) + 2*section->alloc_lines*sizeof(*line);
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if (!(section = HeapReAlloc( GetProcessHeap(), 0, section, size ))) return NULL;
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section->alloc_lines *= 2;
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file->sections[section_index] = section;
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}
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line = §ion->lines[section->nb_lines++];
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line->first_field = file->nb_fields;
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line->nb_fields = 0;
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line->key_field = -1;
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return line;
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}
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/* retrieve a given line from section/line index */
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static inline struct line *get_line( struct inf_file *file, unsigned int section_index,
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unsigned int line_index )
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{
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struct section *section;
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if (section_index >= file->nb_sections) return NULL;
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section = file->sections[section_index];
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if (line_index >= section->nb_lines) return NULL;
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return §ion->lines[line_index];
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}
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/* retrieve a given field from section/line/field index */
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static struct field *get_field( struct inf_file *file, int section_index, int line_index,
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int field_index )
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{
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struct line *line = get_line( file, section_index, line_index );
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if (!line) return NULL;
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if (!field_index) /* get the key */
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{
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if (line->key_field == -1) return NULL;
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return &file->fields[line->key_field];
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}
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field_index--;
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if (field_index >= line->nb_fields) return NULL;
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return &file->fields[line->first_field + field_index];
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}
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/* allocate a new field, growing the array if necessary */
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static struct field *add_field( struct inf_file *file, const WCHAR *text )
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{
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struct field *field;
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if (file->nb_fields >= file->alloc_fields)
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{
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if (!(file->fields = grow_array( file->fields, &file->alloc_fields,
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sizeof(file->fields[0]) ))) return NULL;
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}
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field = &file->fields[file->nb_fields++];
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field->text = text;
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return field;
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}
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/* retrieve the string substitution for a directory id */
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static const WCHAR *get_dirid_subst( const struct inf_file *file, int dirid, unsigned int *len )
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{
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const WCHAR *ret;
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if (dirid == DIRID_SRCPATH) return get_inf_dir( file, len );
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ret = DIRID_get_string( dirid );
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if (ret) *len = lstrlenW(ret);
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return ret;
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}
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/* retrieve the string substitution for a given string, or NULL if not found */
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/* if found, len is set to the substitution length */
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static const WCHAR *get_string_subst( const struct inf_file *file, const WCHAR *str, unsigned int *len,
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BOOL no_trailing_slash )
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{
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static const WCHAR percent = '%';
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struct section *strings_section;
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struct line *line;
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struct field *field;
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unsigned int i;
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int dirid;
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WCHAR *dirid_str, *end;
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const WCHAR *ret = NULL;
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if (!*len) /* empty string (%%) is replaced by single percent */
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{
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*len = 1;
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return &percent;
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}
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if (file->strings_section == -1) goto not_found;
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strings_section = file->sections[file->strings_section];
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for (i = 0, line = strings_section->lines; i < strings_section->nb_lines; i++, line++)
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{
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if (line->key_field == -1) continue;
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if (wcsnicmp( str, file->fields[line->key_field].text, *len )) continue;
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if (!file->fields[line->key_field].text[*len]) break;
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}
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if (i == strings_section->nb_lines || !line->nb_fields) goto not_found;
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field = &file->fields[line->first_field];
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*len = lstrlenW( field->text );
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return field->text;
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not_found: /* check for integer id */
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if ((dirid_str = HeapAlloc( GetProcessHeap(), 0, (*len+1) * sizeof(WCHAR) )))
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{
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memcpy( dirid_str, str, *len * sizeof(WCHAR) );
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dirid_str[*len] = 0;
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dirid = wcstol( dirid_str, &end, 10 );
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if (!*end) ret = get_dirid_subst( file, dirid, len );
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if (no_trailing_slash && ret && *len && ret[*len - 1] == '\\') *len -= 1;
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HeapFree( GetProcessHeap(), 0, dirid_str );
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return ret;
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}
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return NULL;
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}
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/* do string substitutions on the specified text */
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/* the buffer is assumed to be large enough */
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/* returns necessary length not including terminating null */
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static unsigned int PARSER_string_substW( const struct inf_file *file, const WCHAR *text,
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WCHAR *buffer, unsigned int size )
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{
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const WCHAR *start, *subst, *p;
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unsigned int len, total = 0;
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BOOL inside = FALSE;
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if (!buffer) size = MAX_STRING_LEN + 1;
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for (p = start = text; *p; p++)
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{
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if (*p != '%') continue;
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inside = !inside;
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if (inside) /* start of a %xx% string */
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{
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len = p - start;
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if (len > size - 1) len = size - 1;
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if (buffer) memcpy( buffer + total, start, len * sizeof(WCHAR) );
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total += len;
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size -= len;
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start = p;
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}
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else /* end of the %xx% string, find substitution */
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{
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len = p - start - 1;
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subst = get_string_subst( file, start + 1, &len, p[1] == '\\' );
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if (!subst)
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{
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subst = start;
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len = p - start + 1;
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}
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if (len > size - 1) len = size - 1;
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if (buffer) memcpy( buffer + total, subst, len * sizeof(WCHAR) );
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total += len;
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size -= len;
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start = p + 1;
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}
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}
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if (start != p) /* unfinished string, copy it */
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{
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len = p - start;
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if (len > size - 1) len = size - 1;
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if (buffer) memcpy( buffer + total, start, len * sizeof(WCHAR) );
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total += len;
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}
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if (buffer && size) buffer[total] = 0;
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return total;
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}
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/* do string substitutions on the specified text */
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/* the buffer is assumed to be large enough */
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/* returns necessary length not including terminating null */
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static unsigned int PARSER_string_substA( const struct inf_file *file, const WCHAR *text,
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char *buffer, unsigned int size )
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{
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WCHAR buffW[MAX_STRING_LEN+1];
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DWORD ret;
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unsigned int len = PARSER_string_substW( file, text, buffW, ARRAY_SIZE( buffW ));
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if (!buffer) RtlUnicodeToMultiByteSize( &ret, buffW, len * sizeof(WCHAR) );
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else
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{
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RtlUnicodeToMultiByteN( buffer, size-1, &ret, buffW, len * sizeof(WCHAR) );
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buffer[ret] = 0;
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}
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return ret;
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}
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/* push some string data into the strings buffer */
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static WCHAR *push_string( struct inf_file *file, const WCHAR *string )
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{
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WCHAR *ret = file->string_pos;
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lstrcpyW( ret, string );
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file->string_pos += lstrlenW( ret ) + 1;
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return ret;
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}
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/* push the current state on the parser stack */
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static inline void push_state( struct parser *parser, enum parser_state state )
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{
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assert( parser->stack_pos < ARRAY_SIZE( parser->stack ));
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parser->stack[parser->stack_pos++] = state;
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}
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/* pop the current state */
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static inline void pop_state( struct parser *parser )
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{
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assert( parser->stack_pos );
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parser->state = parser->stack[--parser->stack_pos];
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}
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/* set the parser state and return the previous one */
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static inline enum parser_state set_state( struct parser *parser, enum parser_state state )
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{
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enum parser_state ret = parser->state;
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parser->state = state;
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return ret;
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}
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/* check if the pointer points to an end of file */
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static inline BOOL is_eof( const struct parser *parser, const WCHAR *ptr )
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{
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return (ptr >= parser->end || *ptr == CONTROL_Z);
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}
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/* check if the pointer points to an end of line */
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static inline BOOL is_eol( const struct parser *parser, const WCHAR *ptr )
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{
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return (ptr >= parser->end || *ptr == CONTROL_Z || *ptr == '\n');
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}
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/* push data from current token start up to pos into the current token */
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static int push_token( struct parser *parser, const WCHAR *pos )
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{
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int len = pos - parser->start;
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const WCHAR *src = parser->start;
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WCHAR *dst = parser->token + parser->token_len;
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if (len > MAX_FIELD_LEN - parser->token_len) len = MAX_FIELD_LEN - parser->token_len;
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|
|
|
parser->token_len += len;
|
|
for ( ; len > 0; len--, dst++, src++) *dst = *src ? *src : ' ';
|
|
*dst = 0;
|
|
parser->start = pos;
|
|
return 0;
|
|
}
|
|
|
|
|
|
/* add a section with the current token as name */
|
|
static int add_section_from_token( struct parser *parser )
|
|
{
|
|
int section_index;
|
|
|
|
if (parser->token_len > MAX_SECTION_NAME_LEN)
|
|
{
|
|
parser->error = ERROR_SECTION_NAME_TOO_LONG;
|
|
return -1;
|
|
}
|
|
if ((section_index = find_section( parser->file, parser->token )) == -1)
|
|
{
|
|
/* need to create a new one */
|
|
const WCHAR *name = push_string( parser->file, parser->token );
|
|
if ((section_index = add_section( parser->file, name )) == -1)
|
|
{
|
|
parser->error = ERROR_NOT_ENOUGH_MEMORY;
|
|
return -1;
|
|
}
|
|
}
|
|
parser->token_len = 0;
|
|
parser->cur_section = section_index;
|
|
return section_index;
|
|
}
|
|
|
|
|
|
/* add a field containing the current token to the current line */
|
|
static struct field *add_field_from_token( struct parser *parser, BOOL is_key )
|
|
{
|
|
struct field *field;
|
|
WCHAR *text;
|
|
|
|
if (!parser->line) /* need to start a new line */
|
|
{
|
|
if (parser->cur_section == -1) /* got a line before the first section */
|
|
{
|
|
parser->error = ERROR_EXPECTED_SECTION_NAME;
|
|
return NULL;
|
|
}
|
|
if (!(parser->line = add_line( parser->file, parser->cur_section ))) goto error;
|
|
}
|
|
else assert(!is_key);
|
|
|
|
text = push_string( parser->file, parser->token );
|
|
if ((field = add_field( parser->file, text )))
|
|
{
|
|
if (!is_key) parser->line->nb_fields++;
|
|
else
|
|
{
|
|
/* replace first field by key field */
|
|
parser->line->key_field = parser->line->first_field;
|
|
parser->line->first_field++;
|
|
}
|
|
parser->token_len = 0;
|
|
return field;
|
|
}
|
|
error:
|
|
parser->error = ERROR_NOT_ENOUGH_MEMORY;
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/* close the current line and prepare for parsing a new one */
|
|
static void close_current_line( struct parser *parser )
|
|
{
|
|
struct line *cur_line = parser->line;
|
|
|
|
if (cur_line)
|
|
{
|
|
/* if line has a single field and no key, the field is the key too */
|
|
if (cur_line->nb_fields == 1 && cur_line->key_field == -1)
|
|
cur_line->key_field = cur_line->first_field;
|
|
}
|
|
parser->line = NULL;
|
|
}
|
|
|
|
|
|
/* handler for parser LINE_START state */
|
|
static const WCHAR *line_start_state( struct parser *parser, const WCHAR *pos )
|
|
{
|
|
const WCHAR *p;
|
|
|
|
for (p = pos; !is_eof( parser, p ); p++)
|
|
{
|
|
switch(*p)
|
|
{
|
|
case '\n':
|
|
parser->line_pos++;
|
|
close_current_line( parser );
|
|
break;
|
|
case ';':
|
|
push_state( parser, LINE_START );
|
|
set_state( parser, COMMENT );
|
|
return p + 1;
|
|
case '[':
|
|
parser->start = p + 1;
|
|
set_state( parser, SECTION_NAME );
|
|
return p + 1;
|
|
default:
|
|
if (iswspace(*p)) break;
|
|
if (parser->cur_section != -1)
|
|
{
|
|
parser->start = p;
|
|
set_state( parser, KEY_NAME );
|
|
return p;
|
|
}
|
|
if (!parser->broken_line)
|
|
parser->broken_line = parser->line_pos;
|
|
break;
|
|
}
|
|
}
|
|
close_current_line( parser );
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/* handler for parser SECTION_NAME state */
|
|
static const WCHAR *section_name_state( struct parser *parser, const WCHAR *pos )
|
|
{
|
|
const WCHAR *p;
|
|
|
|
for (p = pos; !is_eol( parser, p ); p++)
|
|
{
|
|
if (*p == ']')
|
|
{
|
|
push_token( parser, p );
|
|
if (add_section_from_token( parser ) == -1) return NULL;
|
|
push_state( parser, LINE_START );
|
|
set_state( parser, COMMENT ); /* ignore everything else on the line */
|
|
return p + 1;
|
|
}
|
|
}
|
|
parser->error = ERROR_BAD_SECTION_NAME_LINE; /* unfinished section name */
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/* handler for parser KEY_NAME state */
|
|
static const WCHAR *key_name_state( struct parser *parser, const WCHAR *pos )
|
|
{
|
|
const WCHAR *p, *token_end = parser->start;
|
|
|
|
for (p = pos; !is_eol( parser, p ); p++)
|
|
{
|
|
if (*p == ',') break;
|
|
switch(*p)
|
|
{
|
|
|
|
case '=':
|
|
push_token( parser, token_end );
|
|
if (!add_field_from_token( parser, TRUE )) return NULL;
|
|
parser->start = p + 1;
|
|
push_state( parser, VALUE_NAME );
|
|
set_state( parser, LEADING_SPACES );
|
|
return p + 1;
|
|
case ';':
|
|
push_token( parser, token_end );
|
|
if (!add_field_from_token( parser, FALSE )) return NULL;
|
|
push_state( parser, LINE_START );
|
|
set_state( parser, COMMENT );
|
|
return p + 1;
|
|
case '"':
|
|
push_token( parser, p );
|
|
parser->start = p + 1;
|
|
push_state( parser, KEY_NAME );
|
|
set_state( parser, QUOTES );
|
|
return p + 1;
|
|
case '\\':
|
|
push_token( parser, token_end );
|
|
parser->start = p;
|
|
push_state( parser, KEY_NAME );
|
|
set_state( parser, EOL_BACKSLASH );
|
|
return p;
|
|
default:
|
|
if (!iswspace(*p)) token_end = p + 1;
|
|
else
|
|
{
|
|
push_token( parser, p );
|
|
push_state( parser, KEY_NAME );
|
|
set_state( parser, TRAILING_SPACES );
|
|
return p;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
push_token( parser, token_end );
|
|
set_state( parser, VALUE_NAME );
|
|
return p;
|
|
}
|
|
|
|
|
|
/* handler for parser VALUE_NAME state */
|
|
static const WCHAR *value_name_state( struct parser *parser, const WCHAR *pos )
|
|
{
|
|
const WCHAR *p, *token_end = parser->start;
|
|
|
|
for (p = pos; !is_eol( parser, p ); p++)
|
|
{
|
|
switch(*p)
|
|
{
|
|
case ';':
|
|
push_token( parser, token_end );
|
|
if (!add_field_from_token( parser, FALSE )) return NULL;
|
|
push_state( parser, LINE_START );
|
|
set_state( parser, COMMENT );
|
|
return p + 1;
|
|
case ',':
|
|
push_token( parser, token_end );
|
|
if (!add_field_from_token( parser, FALSE )) return NULL;
|
|
parser->start = p + 1;
|
|
push_state( parser, VALUE_NAME );
|
|
set_state( parser, LEADING_SPACES );
|
|
return p + 1;
|
|
case '"':
|
|
push_token( parser, p );
|
|
parser->start = p + 1;
|
|
push_state( parser, VALUE_NAME );
|
|
set_state( parser, QUOTES );
|
|
return p + 1;
|
|
case '\\':
|
|
push_token( parser, token_end );
|
|
parser->start = p;
|
|
push_state( parser, VALUE_NAME );
|
|
set_state( parser, EOL_BACKSLASH );
|
|
return p;
|
|
default:
|
|
if (*p && !iswspace(*p)) token_end = p + 1;
|
|
else
|
|
{
|
|
push_token( parser, p );
|
|
push_state( parser, VALUE_NAME );
|
|
set_state( parser, TRAILING_SPACES );
|
|
return p;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
push_token( parser, token_end );
|
|
if (!add_field_from_token( parser, FALSE )) return NULL;
|
|
set_state( parser, LINE_START );
|
|
return p;
|
|
}
|
|
|
|
|
|
/* handler for parser EOL_BACKSLASH state */
|
|
static const WCHAR *eol_backslash_state( struct parser *parser, const WCHAR *pos )
|
|
{
|
|
const WCHAR *p;
|
|
|
|
for (p = pos; !is_eof( parser, p ); p++)
|
|
{
|
|
switch(*p)
|
|
{
|
|
case '\n':
|
|
parser->line_pos++;
|
|
parser->start = p + 1;
|
|
set_state( parser, LEADING_SPACES );
|
|
return p + 1;
|
|
case '\\':
|
|
continue;
|
|
case ';':
|
|
push_state( parser, EOL_BACKSLASH );
|
|
set_state( parser, COMMENT );
|
|
return p + 1;
|
|
default:
|
|
if (iswspace(*p)) continue;
|
|
push_token( parser, p );
|
|
pop_state( parser );
|
|
return p;
|
|
}
|
|
}
|
|
parser->start = p;
|
|
pop_state( parser );
|
|
return p;
|
|
}
|
|
|
|
|
|
/* handler for parser QUOTES state */
|
|
static const WCHAR *quotes_state( struct parser *parser, const WCHAR *pos )
|
|
{
|
|
const WCHAR *p;
|
|
|
|
for (p = pos; !is_eol( parser, p ); p++)
|
|
{
|
|
if (*p == '"')
|
|
{
|
|
if (p+1 < parser->end && p[1] == '"') /* double quotes */
|
|
{
|
|
push_token( parser, p + 1 );
|
|
parser->start = p + 2;
|
|
p++;
|
|
}
|
|
else /* end of quotes */
|
|
{
|
|
push_token( parser, p );
|
|
parser->start = p + 1;
|
|
pop_state( parser );
|
|
return p + 1;
|
|
}
|
|
}
|
|
}
|
|
push_token( parser, p );
|
|
pop_state( parser );
|
|
return p;
|
|
}
|
|
|
|
|
|
/* handler for parser LEADING_SPACES state */
|
|
static const WCHAR *leading_spaces_state( struct parser *parser, const WCHAR *pos )
|
|
{
|
|
const WCHAR *p;
|
|
|
|
for (p = pos; !is_eol( parser, p ); p++)
|
|
{
|
|
if (*p == '\\')
|
|
{
|
|
parser->start = p;
|
|
set_state( parser, EOL_BACKSLASH );
|
|
return p;
|
|
}
|
|
if (!iswspace(*p)) break;
|
|
}
|
|
parser->start = p;
|
|
pop_state( parser );
|
|
return p;
|
|
}
|
|
|
|
|
|
/* handler for parser TRAILING_SPACES state */
|
|
static const WCHAR *trailing_spaces_state( struct parser *parser, const WCHAR *pos )
|
|
{
|
|
const WCHAR *p;
|
|
|
|
for (p = pos; !is_eol( parser, p ); p++)
|
|
{
|
|
if (*p == '\\')
|
|
{
|
|
set_state( parser, EOL_BACKSLASH );
|
|
return p;
|
|
}
|
|
if (*p && !iswspace(*p)) break;
|
|
}
|
|
pop_state( parser );
|
|
return p;
|
|
}
|
|
|
|
|
|
/* handler for parser COMMENT state */
|
|
static const WCHAR *comment_state( struct parser *parser, const WCHAR *pos )
|
|
{
|
|
const WCHAR *p = pos;
|
|
|
|
while (!is_eol( parser, p )) p++;
|
|
pop_state( parser );
|
|
return p;
|
|
}
|
|
|
|
|
|
static void free_inf_file( struct inf_file *file )
|
|
{
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < file->nb_sections; i++) HeapFree( GetProcessHeap(), 0, file->sections[i] );
|
|
HeapFree( GetProcessHeap(), 0, file->filename );
|
|
HeapFree( GetProcessHeap(), 0, file->sections );
|
|
HeapFree( GetProcessHeap(), 0, file->fields );
|
|
HeapFree( GetProcessHeap(), 0, file->strings );
|
|
HeapFree( GetProcessHeap(), 0, file );
|
|
}
|
|
|
|
|
|
/* parse a complete buffer */
|
|
static DWORD parse_buffer( struct inf_file *file, const WCHAR *buffer, const WCHAR *end,
|
|
UINT *error_line )
|
|
{
|
|
static const WCHAR Strings[] = {'S','t','r','i','n','g','s',0};
|
|
|
|
struct parser parser;
|
|
const WCHAR *pos = buffer;
|
|
|
|
parser.start = buffer;
|
|
parser.end = end;
|
|
parser.file = file;
|
|
parser.line = NULL;
|
|
parser.state = LINE_START;
|
|
parser.stack_pos = 0;
|
|
parser.cur_section = -1;
|
|
parser.line_pos = 1;
|
|
parser.broken_line = 0;
|
|
parser.error = 0;
|
|
parser.token_len = 0;
|
|
|
|
/* parser main loop */
|
|
while (pos) pos = (parser_funcs[parser.state])( &parser, pos );
|
|
|
|
/* trim excess buffer space */
|
|
if (file->alloc_sections > file->nb_sections)
|
|
{
|
|
file->sections = HeapReAlloc( GetProcessHeap(), 0, file->sections,
|
|
file->nb_sections * sizeof(file->sections[0]) );
|
|
file->alloc_sections = file->nb_sections;
|
|
}
|
|
if (file->alloc_fields > file->nb_fields)
|
|
{
|
|
file->fields = HeapReAlloc( GetProcessHeap(), 0, file->fields,
|
|
file->nb_fields * sizeof(file->fields[0]) );
|
|
file->alloc_fields = file->nb_fields;
|
|
}
|
|
file->strings = HeapReAlloc( GetProcessHeap(), HEAP_REALLOC_IN_PLACE_ONLY, file->strings,
|
|
(file->string_pos - file->strings) * sizeof(WCHAR) );
|
|
|
|
if (parser.error)
|
|
{
|
|
if (error_line) *error_line = parser.line_pos;
|
|
return parser.error;
|
|
}
|
|
|
|
/* find the [strings] section */
|
|
file->strings_section = find_section( file, Strings );
|
|
|
|
if (file->strings_section == -1 && parser.broken_line)
|
|
{
|
|
if (error_line) *error_line = parser.broken_line;
|
|
return ERROR_EXPECTED_SECTION_NAME;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
/* append a child INF file to its parent list, in a thread-safe manner */
|
|
static void append_inf_file( struct inf_file *parent, struct inf_file *child )
|
|
{
|
|
struct inf_file **ppnext = &parent->next;
|
|
child->next = NULL;
|
|
|
|
for (;;)
|
|
{
|
|
struct inf_file *next = InterlockedCompareExchangePointer( (void **)ppnext, child, NULL );
|
|
if (!next) return;
|
|
ppnext = &next->next;
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* parse_file
|
|
*
|
|
* parse an INF file.
|
|
*/
|
|
static struct inf_file *parse_file( HANDLE handle, const WCHAR *class, DWORD style, UINT *error_line )
|
|
{
|
|
void *buffer;
|
|
DWORD err = 0;
|
|
struct inf_file *file;
|
|
|
|
DWORD size = GetFileSize( handle, NULL );
|
|
HANDLE mapping = CreateFileMappingW( handle, NULL, PAGE_READONLY, 0, size, NULL );
|
|
if (!mapping) return NULL;
|
|
buffer = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, size );
|
|
NtClose( mapping );
|
|
if (!buffer) return NULL;
|
|
|
|
if (class) FIXME( "class %s not supported yet\n", debugstr_w(class) );
|
|
|
|
if (!(file = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*file) )))
|
|
{
|
|
err = ERROR_NOT_ENOUGH_MEMORY;
|
|
goto done;
|
|
}
|
|
|
|
/* we won't need more strings space than the size of the file,
|
|
* so we can preallocate it here
|
|
*/
|
|
if (!(file->strings = HeapAlloc( GetProcessHeap(), 0, size * sizeof(WCHAR) )))
|
|
{
|
|
err = ERROR_NOT_ENOUGH_MEMORY;
|
|
goto done;
|
|
}
|
|
file->string_pos = file->strings;
|
|
file->strings_section = -1;
|
|
|
|
if (!RtlIsTextUnicode( buffer, size, NULL ))
|
|
{
|
|
static const BYTE utf8_bom[3] = { 0xef, 0xbb, 0xbf };
|
|
WCHAR *new_buff;
|
|
UINT codepage = CP_ACP;
|
|
UINT offset = 0;
|
|
|
|
if (size > sizeof(utf8_bom) && !memcmp( buffer, utf8_bom, sizeof(utf8_bom) ))
|
|
{
|
|
codepage = CP_UTF8;
|
|
offset = sizeof(utf8_bom);
|
|
}
|
|
|
|
if ((new_buff = HeapAlloc( GetProcessHeap(), 0, size * sizeof(WCHAR) )))
|
|
{
|
|
DWORD len = MultiByteToWideChar( codepage, 0, (char *)buffer + offset,
|
|
size - offset, new_buff, size );
|
|
err = parse_buffer( file, new_buff, new_buff + len, error_line );
|
|
HeapFree( GetProcessHeap(), 0, new_buff );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
WCHAR *new_buff = buffer;
|
|
/* UCS-16 files should start with the Unicode BOM; we should skip it */
|
|
if (*new_buff == 0xfeff)
|
|
new_buff++;
|
|
err = parse_buffer( file, new_buff, (WCHAR *)((char *)buffer + size), error_line );
|
|
}
|
|
|
|
if (!err) /* now check signature */
|
|
{
|
|
int version_index = find_section( file, Version );
|
|
if (version_index != -1)
|
|
{
|
|
struct line *line = find_line( file, version_index, Signature );
|
|
if (line && line->nb_fields > 0)
|
|
{
|
|
struct field *field = file->fields + line->first_field;
|
|
if (!wcsicmp( field->text, Chicago )) goto done;
|
|
if (!wcsicmp( field->text, WindowsNT )) goto done;
|
|
if (!wcsicmp( field->text, Windows95 )) goto done;
|
|
}
|
|
}
|
|
if (error_line) *error_line = 0;
|
|
if (style & INF_STYLE_WIN4) err = ERROR_WRONG_INF_STYLE;
|
|
}
|
|
|
|
done:
|
|
UnmapViewOfFile( buffer );
|
|
if (err)
|
|
{
|
|
if (file) free_inf_file( file );
|
|
SetLastError( err );
|
|
file = NULL;
|
|
}
|
|
return file;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* PARSER_get_inf_filename
|
|
*
|
|
* Retrieve the filename of an inf file.
|
|
*/
|
|
const WCHAR *PARSER_get_inf_filename( HINF hinf )
|
|
{
|
|
struct inf_file *file = hinf;
|
|
return file->filename;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* PARSER_get_dest_dir
|
|
*
|
|
* retrieve a destination dir of the form "dirid,relative_path" in the given entry.
|
|
* returned buffer must be freed by caller.
|
|
*/
|
|
WCHAR *PARSER_get_dest_dir( INFCONTEXT *context )
|
|
{
|
|
const WCHAR *dir;
|
|
WCHAR *ptr, *ret;
|
|
INT dirid;
|
|
unsigned int len1;
|
|
DWORD len2;
|
|
|
|
if (!SetupGetIntField( context, 1, &dirid )) return NULL;
|
|
if (!(dir = get_dirid_subst( context->Inf, dirid, &len1 ))) return NULL;
|
|
if (!SetupGetStringFieldW( context, 2, NULL, 0, &len2 )) len2 = 0;
|
|
if (!(ret = HeapAlloc( GetProcessHeap(), 0, (len1+len2+1) * sizeof(WCHAR) ))) return NULL;
|
|
memcpy( ret, dir, len1 * sizeof(WCHAR) );
|
|
ptr = ret + len1;
|
|
if (len2 && ptr > ret && ptr[-1] != '\\') *ptr++ = '\\';
|
|
if (!SetupGetStringFieldW( context, 2, ptr, len2, NULL )) *ptr = 0;
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupOpenInfFileA (SETUPAPI.@)
|
|
*/
|
|
HINF WINAPI SetupOpenInfFileA( PCSTR name, PCSTR class, DWORD style, UINT *error )
|
|
{
|
|
UNICODE_STRING nameW, classW;
|
|
HINF ret = INVALID_HANDLE_VALUE;
|
|
|
|
classW.Buffer = NULL;
|
|
if (class && !RtlCreateUnicodeStringFromAsciiz( &classW, class ))
|
|
{
|
|
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
|
|
return ret;
|
|
}
|
|
if (RtlCreateUnicodeStringFromAsciiz( &nameW, name ))
|
|
{
|
|
ret = SetupOpenInfFileW( nameW.Buffer, classW.Buffer, style, error );
|
|
RtlFreeUnicodeString( &nameW );
|
|
}
|
|
RtlFreeUnicodeString( &classW );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupOpenInfFileW (SETUPAPI.@)
|
|
*/
|
|
HINF WINAPI SetupOpenInfFileW( PCWSTR name, PCWSTR class, DWORD style, UINT *error )
|
|
{
|
|
struct inf_file *file = NULL;
|
|
HANDLE handle;
|
|
WCHAR *path, *p;
|
|
UINT len;
|
|
|
|
if (wcschr( name, '\\' ) || wcschr( name, '/' ))
|
|
{
|
|
if (!(len = GetFullPathNameW( name, 0, NULL, NULL ))) return INVALID_HANDLE_VALUE;
|
|
if (!(path = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
|
|
{
|
|
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
|
|
return INVALID_HANDLE_VALUE;
|
|
}
|
|
GetFullPathNameW( name, len, path, NULL );
|
|
handle = CreateFileW( path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0 );
|
|
}
|
|
else /* try Windows directory */
|
|
{
|
|
static const WCHAR Inf[] = {'\\','i','n','f','\\',0};
|
|
static const WCHAR System32[] = {'\\','s','y','s','t','e','m','3','2','\\',0};
|
|
|
|
len = GetWindowsDirectoryW( NULL, 0 ) + lstrlenW(name) + 12;
|
|
if (!(path = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
|
|
{
|
|
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
|
|
return INVALID_HANDLE_VALUE;
|
|
}
|
|
GetWindowsDirectoryW( path, len );
|
|
p = path + lstrlenW(path);
|
|
lstrcpyW( p, Inf );
|
|
lstrcatW( p, name );
|
|
handle = CreateFileW( path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0 );
|
|
if (handle == INVALID_HANDLE_VALUE)
|
|
{
|
|
lstrcpyW( p, System32 );
|
|
lstrcatW( p, name );
|
|
handle = CreateFileW( path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0 );
|
|
}
|
|
}
|
|
|
|
if (handle != INVALID_HANDLE_VALUE)
|
|
{
|
|
file = parse_file( handle, class, style, error );
|
|
CloseHandle( handle );
|
|
}
|
|
if (!file)
|
|
{
|
|
HeapFree( GetProcessHeap(), 0, path );
|
|
return INVALID_HANDLE_VALUE;
|
|
}
|
|
TRACE( "%s -> %p\n", debugstr_w(path), file );
|
|
file->filename = path;
|
|
SetLastError( 0 );
|
|
return file;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupOpenAppendInfFileA (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupOpenAppendInfFileA( PCSTR name, HINF parent_hinf, UINT *error )
|
|
{
|
|
HINF child_hinf;
|
|
|
|
if (!name) return SetupOpenAppendInfFileW( NULL, parent_hinf, error );
|
|
child_hinf = SetupOpenInfFileA( name, NULL, INF_STYLE_WIN4, error );
|
|
if (child_hinf == INVALID_HANDLE_VALUE) return FALSE;
|
|
append_inf_file( parent_hinf, child_hinf );
|
|
TRACE( "%p: appended %s (%p)\n", parent_hinf, debugstr_a(name), child_hinf );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupOpenAppendInfFileW (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupOpenAppendInfFileW( PCWSTR name, HINF parent_hinf, UINT *error )
|
|
{
|
|
HINF child_hinf;
|
|
|
|
if (!name)
|
|
{
|
|
INFCONTEXT context;
|
|
WCHAR filename[MAX_PATH];
|
|
int idx = 1;
|
|
|
|
if (!SetupFindFirstLineW( parent_hinf, Version, LayoutFile, &context )) return FALSE;
|
|
while (SetupGetStringFieldW( &context, idx++, filename, ARRAY_SIZE( filename ), NULL ))
|
|
{
|
|
child_hinf = SetupOpenInfFileW( filename, NULL, INF_STYLE_WIN4, error );
|
|
if (child_hinf == INVALID_HANDLE_VALUE) return FALSE;
|
|
append_inf_file( parent_hinf, child_hinf );
|
|
TRACE( "%p: appended %s (%p)\n", parent_hinf, debugstr_w(filename), child_hinf );
|
|
}
|
|
return TRUE;
|
|
}
|
|
child_hinf = SetupOpenInfFileW( name, NULL, INF_STYLE_WIN4, error );
|
|
if (child_hinf == INVALID_HANDLE_VALUE) return FALSE;
|
|
append_inf_file( parent_hinf, child_hinf );
|
|
TRACE( "%p: appended %s (%p)\n", parent_hinf, debugstr_w(name), child_hinf );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupOpenMasterInf (SETUPAPI.@)
|
|
*/
|
|
HINF WINAPI SetupOpenMasterInf( VOID )
|
|
{
|
|
static const WCHAR Layout[] = {'\\','i','n','f','\\', 'l', 'a', 'y', 'o', 'u', 't', '.', 'i', 'n', 'f', 0};
|
|
WCHAR Buffer[MAX_PATH];
|
|
|
|
GetWindowsDirectoryW( Buffer, MAX_PATH );
|
|
lstrcatW( Buffer, Layout );
|
|
return SetupOpenInfFileW( Buffer, NULL, INF_STYLE_WIN4, NULL);
|
|
}
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupCloseInfFile (SETUPAPI.@)
|
|
*/
|
|
void WINAPI SetupCloseInfFile( HINF hinf )
|
|
{
|
|
struct inf_file *file = hinf;
|
|
|
|
if (!hinf || (hinf == INVALID_HANDLE_VALUE)) return;
|
|
|
|
free_inf_file( file );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupEnumInfSectionsA (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupEnumInfSectionsA( HINF hinf, UINT index, PSTR buffer, DWORD size, DWORD *need )
|
|
{
|
|
struct inf_file *file = hinf;
|
|
|
|
for (file = hinf; file; file = file->next)
|
|
{
|
|
if (index < file->nb_sections)
|
|
{
|
|
DWORD len = WideCharToMultiByte( CP_ACP, 0, file->sections[index]->name, -1,
|
|
NULL, 0, NULL, NULL );
|
|
if (need) *need = len;
|
|
if (!buffer)
|
|
{
|
|
if (!size) return TRUE;
|
|
SetLastError( ERROR_INVALID_USER_BUFFER );
|
|
return FALSE;
|
|
}
|
|
if (len > size)
|
|
{
|
|
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
|
return FALSE;
|
|
}
|
|
WideCharToMultiByte( CP_ACP, 0, file->sections[index]->name, -1, buffer, size, NULL, NULL );
|
|
return TRUE;
|
|
}
|
|
index -= file->nb_sections;
|
|
}
|
|
SetLastError( ERROR_NO_MORE_ITEMS );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupEnumInfSectionsW (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupEnumInfSectionsW( HINF hinf, UINT index, PWSTR buffer, DWORD size, DWORD *need )
|
|
{
|
|
struct inf_file *file = hinf;
|
|
|
|
for (file = hinf; file; file = file->next)
|
|
{
|
|
if (index < file->nb_sections)
|
|
{
|
|
DWORD len = lstrlenW( file->sections[index]->name ) + 1;
|
|
if (need) *need = len;
|
|
if (!buffer)
|
|
{
|
|
if (!size) return TRUE;
|
|
SetLastError( ERROR_INVALID_USER_BUFFER );
|
|
return FALSE;
|
|
}
|
|
if (len > size)
|
|
{
|
|
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
|
return FALSE;
|
|
}
|
|
memcpy( buffer, file->sections[index]->name, len * sizeof(WCHAR) );
|
|
return TRUE;
|
|
}
|
|
index -= file->nb_sections;
|
|
}
|
|
SetLastError( ERROR_NO_MORE_ITEMS );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetLineCountA (SETUPAPI.@)
|
|
*/
|
|
LONG WINAPI SetupGetLineCountA( HINF hinf, PCSTR name )
|
|
{
|
|
UNICODE_STRING sectionW;
|
|
LONG ret = -1;
|
|
|
|
if (!RtlCreateUnicodeStringFromAsciiz( §ionW, name ))
|
|
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
|
|
else
|
|
{
|
|
ret = SetupGetLineCountW( hinf, sectionW.Buffer );
|
|
RtlFreeUnicodeString( §ionW );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetLineCountW (SETUPAPI.@)
|
|
*/
|
|
LONG WINAPI SetupGetLineCountW( HINF hinf, PCWSTR section )
|
|
{
|
|
struct inf_file *file = hinf;
|
|
int section_index;
|
|
LONG ret = -1;
|
|
|
|
for (file = hinf; file; file = file->next)
|
|
{
|
|
if ((section_index = find_section( file, section )) == -1) continue;
|
|
if (ret == -1) ret = 0;
|
|
ret += file->sections[section_index]->nb_lines;
|
|
}
|
|
TRACE( "(%p,%s) returning %ld\n", hinf, debugstr_w(section), ret );
|
|
SetLastError( (ret == -1) ? ERROR_SECTION_NOT_FOUND : 0 );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetLineByIndexA (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupGetLineByIndexA( HINF hinf, PCSTR section, DWORD index, INFCONTEXT *context )
|
|
{
|
|
UNICODE_STRING sectionW;
|
|
BOOL ret = FALSE;
|
|
|
|
if (!RtlCreateUnicodeStringFromAsciiz( §ionW, section ))
|
|
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
|
|
else
|
|
{
|
|
ret = SetupGetLineByIndexW( hinf, sectionW.Buffer, index, context );
|
|
RtlFreeUnicodeString( §ionW );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetLineByIndexW (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupGetLineByIndexW( HINF hinf, PCWSTR section, DWORD index, INFCONTEXT *context )
|
|
{
|
|
struct inf_file *file = hinf;
|
|
int section_index;
|
|
|
|
for (file = hinf; file; file = file->next)
|
|
{
|
|
if ((section_index = find_section( file, section )) == -1) continue;
|
|
if (index < file->sections[section_index]->nb_lines)
|
|
{
|
|
context->Inf = hinf;
|
|
context->CurrentInf = file;
|
|
context->Section = section_index;
|
|
context->Line = index;
|
|
SetLastError( 0 );
|
|
TRACE( "(%p,%s): returning %d/%ld\n",
|
|
hinf, debugstr_w(section), section_index, index );
|
|
return TRUE;
|
|
}
|
|
index -= file->sections[section_index]->nb_lines;
|
|
}
|
|
TRACE( "(%p,%s) not found\n", hinf, debugstr_w(section) );
|
|
SetLastError( ERROR_LINE_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupFindFirstLineA (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupFindFirstLineA( HINF hinf, PCSTR section, PCSTR key, INFCONTEXT *context )
|
|
{
|
|
UNICODE_STRING sectionW, keyW;
|
|
BOOL ret = FALSE;
|
|
|
|
if (!RtlCreateUnicodeStringFromAsciiz( §ionW, section ))
|
|
{
|
|
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
|
|
return FALSE;
|
|
}
|
|
|
|
if (!key) ret = SetupFindFirstLineW( hinf, sectionW.Buffer, NULL, context );
|
|
else
|
|
{
|
|
if (RtlCreateUnicodeStringFromAsciiz( &keyW, key ))
|
|
{
|
|
ret = SetupFindFirstLineW( hinf, sectionW.Buffer, keyW.Buffer, context );
|
|
RtlFreeUnicodeString( &keyW );
|
|
}
|
|
else SetLastError( ERROR_NOT_ENOUGH_MEMORY );
|
|
}
|
|
RtlFreeUnicodeString( §ionW );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupFindFirstLineW (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupFindFirstLineW( HINF hinf, PCWSTR section, PCWSTR key, INFCONTEXT *context )
|
|
{
|
|
struct inf_file *file;
|
|
int section_index;
|
|
|
|
for (file = hinf; file; file = file->next)
|
|
{
|
|
if ((section_index = find_section( file, section )) == -1) continue;
|
|
if (key)
|
|
{
|
|
INFCONTEXT ctx;
|
|
ctx.Inf = hinf;
|
|
ctx.CurrentInf = file;
|
|
ctx.Section = section_index;
|
|
ctx.Line = -1;
|
|
return SetupFindNextMatchLineW( &ctx, key, context );
|
|
}
|
|
if (file->sections[section_index]->nb_lines)
|
|
{
|
|
context->Inf = hinf;
|
|
context->CurrentInf = file;
|
|
context->Section = section_index;
|
|
context->Line = 0;
|
|
SetLastError( 0 );
|
|
TRACE( "(%p,%s,%s): returning %d/0\n",
|
|
hinf, debugstr_w(section), debugstr_w(key), section_index );
|
|
return TRUE;
|
|
}
|
|
}
|
|
TRACE( "(%p,%s,%s): not found\n", hinf, debugstr_w(section), debugstr_w(key) );
|
|
SetLastError( ERROR_LINE_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupFindNextLine (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupFindNextLine( PINFCONTEXT context_in, PINFCONTEXT context_out )
|
|
{
|
|
struct inf_file *file = context_in->CurrentInf;
|
|
struct section *section;
|
|
|
|
if (context_in->Section >= file->nb_sections) goto error;
|
|
|
|
section = file->sections[context_in->Section];
|
|
if (context_in->Line+1 < section->nb_lines)
|
|
{
|
|
if (context_out != context_in) *context_out = *context_in;
|
|
context_out->Line++;
|
|
SetLastError( 0 );
|
|
return TRUE;
|
|
}
|
|
|
|
/* now search the appended files */
|
|
|
|
for (file = file->next; file; file = file->next)
|
|
{
|
|
int section_index = find_section( file, section->name );
|
|
if (section_index == -1) continue;
|
|
if (file->sections[section_index]->nb_lines)
|
|
{
|
|
context_out->Inf = context_in->Inf;
|
|
context_out->CurrentInf = file;
|
|
context_out->Section = section_index;
|
|
context_out->Line = 0;
|
|
SetLastError( 0 );
|
|
return TRUE;
|
|
}
|
|
}
|
|
error:
|
|
SetLastError( ERROR_LINE_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupFindNextMatchLineA (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupFindNextMatchLineA( PINFCONTEXT context_in, PCSTR key,
|
|
PINFCONTEXT context_out )
|
|
{
|
|
UNICODE_STRING keyW;
|
|
BOOL ret = FALSE;
|
|
|
|
if (!key) return SetupFindNextLine( context_in, context_out );
|
|
|
|
if (!RtlCreateUnicodeStringFromAsciiz( &keyW, key ))
|
|
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
|
|
else
|
|
{
|
|
ret = SetupFindNextMatchLineW( context_in, keyW.Buffer, context_out );
|
|
RtlFreeUnicodeString( &keyW );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupFindNextMatchLineW (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupFindNextMatchLineW( PINFCONTEXT context_in, PCWSTR key,
|
|
PINFCONTEXT context_out )
|
|
{
|
|
struct inf_file *file = context_in->CurrentInf;
|
|
WCHAR buffer[MAX_STRING_LEN + 1];
|
|
struct section *section;
|
|
struct line *line;
|
|
unsigned int i;
|
|
|
|
if (!key) return SetupFindNextLine( context_in, context_out );
|
|
|
|
if (context_in->Section >= file->nb_sections) goto error;
|
|
|
|
section = file->sections[context_in->Section];
|
|
|
|
for (i = context_in->Line+1, line = §ion->lines[i]; i < section->nb_lines; i++, line++)
|
|
{
|
|
if (line->key_field == -1) continue;
|
|
PARSER_string_substW( file, file->fields[line->key_field].text, buffer, ARRAY_SIZE(buffer) );
|
|
if (!wcsicmp( key, buffer ))
|
|
{
|
|
if (context_out != context_in) *context_out = *context_in;
|
|
context_out->Line = i;
|
|
SetLastError( 0 );
|
|
TRACE( "(%p,%s,%s): returning %d\n",
|
|
file, debugstr_w(section->name), debugstr_w(key), i );
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
/* now search the appended files */
|
|
|
|
for (file = file->next; file; file = file->next)
|
|
{
|
|
int section_index = find_section( file, section->name );
|
|
if (section_index == -1) continue;
|
|
section = file->sections[section_index];
|
|
for (i = 0, line = section->lines; i < section->nb_lines; i++, line++)
|
|
{
|
|
if (line->key_field == -1) continue;
|
|
if (!wcsicmp( key, file->fields[line->key_field].text ))
|
|
{
|
|
context_out->Inf = context_in->Inf;
|
|
context_out->CurrentInf = file;
|
|
context_out->Section = section_index;
|
|
context_out->Line = i;
|
|
SetLastError( 0 );
|
|
TRACE( "(%p,%s,%s): returning %d/%d\n",
|
|
file, debugstr_w(section->name), debugstr_w(key), section_index, i );
|
|
return TRUE;
|
|
}
|
|
}
|
|
}
|
|
TRACE( "(%p,%s,%s): not found\n",
|
|
context_in->CurrentInf, debugstr_w(section->name), debugstr_w(key) );
|
|
error:
|
|
SetLastError( ERROR_LINE_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetLineTextW (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupGetLineTextW( PINFCONTEXT context, HINF hinf, PCWSTR section_name,
|
|
PCWSTR key_name, PWSTR buffer, DWORD size, PDWORD required )
|
|
{
|
|
struct inf_file *file;
|
|
struct line *line;
|
|
struct field *field;
|
|
int i;
|
|
DWORD total = 0;
|
|
|
|
if (!context)
|
|
{
|
|
INFCONTEXT new_context;
|
|
if (!SetupFindFirstLineW( hinf, section_name, key_name, &new_context )) return FALSE;
|
|
file = new_context.CurrentInf;
|
|
line = get_line( file, new_context.Section, new_context.Line );
|
|
}
|
|
else
|
|
{
|
|
file = context->CurrentInf;
|
|
if (!(line = get_line( file, context->Section, context->Line )))
|
|
{
|
|
SetLastError( ERROR_LINE_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
for (i = 0, field = &file->fields[line->first_field]; i < line->nb_fields; i++, field++)
|
|
total += PARSER_string_substW( file, field->text, NULL, 0 ) + 1;
|
|
|
|
if (required) *required = total;
|
|
if (buffer)
|
|
{
|
|
if (total > size)
|
|
{
|
|
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
|
return FALSE;
|
|
}
|
|
for (i = 0, field = &file->fields[line->first_field]; i < line->nb_fields; i++, field++)
|
|
{
|
|
unsigned int len = PARSER_string_substW( file, field->text, buffer, size );
|
|
if (i+1 < line->nb_fields) buffer[len] = ',';
|
|
buffer += len + 1;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetLineTextA (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupGetLineTextA( PINFCONTEXT context, HINF hinf, PCSTR section_name,
|
|
PCSTR key_name, PSTR buffer, DWORD size, PDWORD required )
|
|
{
|
|
struct inf_file *file;
|
|
struct line *line;
|
|
struct field *field;
|
|
int i;
|
|
DWORD total = 0;
|
|
|
|
if (!context)
|
|
{
|
|
INFCONTEXT new_context;
|
|
if (!SetupFindFirstLineA( hinf, section_name, key_name, &new_context )) return FALSE;
|
|
file = new_context.CurrentInf;
|
|
line = get_line( file, new_context.Section, new_context.Line );
|
|
}
|
|
else
|
|
{
|
|
file = context->CurrentInf;
|
|
if (!(line = get_line( file, context->Section, context->Line )))
|
|
{
|
|
SetLastError( ERROR_LINE_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
for (i = 0, field = &file->fields[line->first_field]; i < line->nb_fields; i++, field++)
|
|
total += PARSER_string_substA( file, field->text, NULL, 0 ) + 1;
|
|
|
|
if (required) *required = total;
|
|
if (buffer)
|
|
{
|
|
if (total > size)
|
|
{
|
|
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
|
return FALSE;
|
|
}
|
|
for (i = 0, field = &file->fields[line->first_field]; i < line->nb_fields; i++, field++)
|
|
{
|
|
unsigned int len = PARSER_string_substA( file, field->text, buffer, size );
|
|
if (i+1 < line->nb_fields) buffer[len] = ',';
|
|
buffer += len + 1;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetFieldCount (SETUPAPI.@)
|
|
*/
|
|
DWORD WINAPI SetupGetFieldCount( PINFCONTEXT context )
|
|
{
|
|
struct inf_file *file = context->CurrentInf;
|
|
struct line *line = get_line( file, context->Section, context->Line );
|
|
|
|
if (!line) return 0;
|
|
return line->nb_fields;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetStringFieldA (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupGetStringFieldA( PINFCONTEXT context, DWORD index, PSTR buffer,
|
|
DWORD size, PDWORD required )
|
|
{
|
|
struct inf_file *file = context->CurrentInf;
|
|
struct field *field = get_field( file, context->Section, context->Line, index );
|
|
unsigned int len;
|
|
|
|
SetLastError(0);
|
|
if (!field) return FALSE;
|
|
len = PARSER_string_substA( file, field->text, NULL, 0 );
|
|
if (required) *required = len + 1;
|
|
if (buffer)
|
|
{
|
|
if (size <= len)
|
|
{
|
|
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
|
return FALSE;
|
|
}
|
|
PARSER_string_substA( file, field->text, buffer, size );
|
|
|
|
TRACE( "context %p/%p/%d/%d index %ld returning %s\n",
|
|
context->Inf, context->CurrentInf, context->Section, context->Line,
|
|
index, debugstr_a(buffer) );
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetStringFieldW (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupGetStringFieldW( PINFCONTEXT context, DWORD index, PWSTR buffer,
|
|
DWORD size, PDWORD required )
|
|
{
|
|
struct inf_file *file = context->CurrentInf;
|
|
struct field *field = get_field( file, context->Section, context->Line, index );
|
|
unsigned int len;
|
|
|
|
SetLastError(0);
|
|
if (!field) return FALSE;
|
|
len = PARSER_string_substW( file, field->text, NULL, 0 );
|
|
if (required) *required = len + 1;
|
|
if (buffer)
|
|
{
|
|
if (size <= len)
|
|
{
|
|
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
|
return FALSE;
|
|
}
|
|
PARSER_string_substW( file, field->text, buffer, size );
|
|
|
|
TRACE( "context %p/%p/%d/%d index %ld returning %s\n",
|
|
context->Inf, context->CurrentInf, context->Section, context->Line,
|
|
index, debugstr_w(buffer) );
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetIntField (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupGetIntField( PINFCONTEXT context, DWORD index, PINT result )
|
|
{
|
|
char localbuff[20];
|
|
char *end, *buffer = localbuff;
|
|
DWORD required;
|
|
INT res;
|
|
BOOL ret;
|
|
|
|
if (!(ret = SetupGetStringFieldA( context, index, localbuff, sizeof(localbuff), &required )))
|
|
{
|
|
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER) return FALSE;
|
|
if (!(buffer = HeapAlloc( GetProcessHeap(), 0, required ))) return FALSE;
|
|
if (!(ret = SetupGetStringFieldA( context, index, buffer, required, NULL ))) goto done;
|
|
}
|
|
/* The call to SetupGetStringFieldA succeeded. If buffer is empty we have an optional field */
|
|
if (!*buffer) *result = 0;
|
|
else
|
|
{
|
|
res = strtol( buffer, &end, 0 );
|
|
if (end != buffer && !*end) *result = res;
|
|
else
|
|
{
|
|
SetLastError( ERROR_INVALID_DATA );
|
|
ret = FALSE;
|
|
}
|
|
}
|
|
|
|
done:
|
|
if (buffer != localbuff) HeapFree( GetProcessHeap(), 0, buffer );
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int xdigit_to_int(WCHAR c)
|
|
{
|
|
if ('0' <= c && c <= '9') return c - '0';
|
|
if ('a' <= c && c <= 'f') return c - 'a' + 10;
|
|
if ('A' <= c && c <= 'F') return c - 'A' + 10;
|
|
return -1;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetBinaryField (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupGetBinaryField( PINFCONTEXT context, DWORD index, BYTE *buffer,
|
|
DWORD size, LPDWORD required )
|
|
{
|
|
struct inf_file *file = context->CurrentInf;
|
|
struct line *line = get_line( file, context->Section, context->Line );
|
|
struct field *field;
|
|
int i;
|
|
|
|
if (!line)
|
|
{
|
|
SetLastError( ERROR_LINE_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
if (!index || index > line->nb_fields)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
index--; /* fields start at 0 */
|
|
if (required) *required = line->nb_fields - index;
|
|
if (!buffer) return TRUE;
|
|
if (size < line->nb_fields - index)
|
|
{
|
|
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
|
return FALSE;
|
|
}
|
|
field = &file->fields[line->first_field + index];
|
|
for (i = index; i < line->nb_fields; i++, field++)
|
|
{
|
|
const WCHAR *p;
|
|
DWORD value = 0;
|
|
int d;
|
|
for (p = field->text; *p && (d = xdigit_to_int(*p)) != -1; p++)
|
|
{
|
|
if ((value <<= 4) > 255)
|
|
{
|
|
SetLastError( ERROR_INVALID_DATA );
|
|
return FALSE;
|
|
}
|
|
value |= d;
|
|
}
|
|
buffer[i - index] = value;
|
|
}
|
|
TRACE( "%p/%p/%d/%d index %ld\n",
|
|
context->Inf, context->CurrentInf, context->Section, context->Line, index );
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetMultiSzFieldA (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupGetMultiSzFieldA( PINFCONTEXT context, DWORD index, PSTR buffer,
|
|
DWORD size, LPDWORD required )
|
|
{
|
|
struct inf_file *file = context->CurrentInf;
|
|
struct line *line = get_line( file, context->Section, context->Line );
|
|
struct field *field;
|
|
unsigned int len;
|
|
int i;
|
|
DWORD total = 1;
|
|
|
|
if (!line)
|
|
{
|
|
SetLastError( ERROR_LINE_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
if (!index || index > line->nb_fields)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
index--; /* fields start at 0 */
|
|
field = &file->fields[line->first_field + index];
|
|
for (i = index; i < line->nb_fields; i++, field++)
|
|
{
|
|
if (!(len = PARSER_string_substA( file, field->text, NULL, 0 ))) break;
|
|
total += len + 1;
|
|
}
|
|
|
|
if (required) *required = total;
|
|
if (!buffer) return TRUE;
|
|
if (total > size)
|
|
{
|
|
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
|
return FALSE;
|
|
}
|
|
field = &file->fields[line->first_field + index];
|
|
for (i = index; i < line->nb_fields; i++, field++)
|
|
{
|
|
if (!(len = PARSER_string_substA( file, field->text, buffer, size ))) break;
|
|
buffer += len + 1;
|
|
}
|
|
*buffer = 0; /* add final null */
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetupGetMultiSzFieldW (SETUPAPI.@)
|
|
*/
|
|
BOOL WINAPI SetupGetMultiSzFieldW( PINFCONTEXT context, DWORD index, PWSTR buffer,
|
|
DWORD size, LPDWORD required )
|
|
{
|
|
struct inf_file *file = context->CurrentInf;
|
|
struct line *line = get_line( file, context->Section, context->Line );
|
|
struct field *field;
|
|
unsigned int len;
|
|
int i;
|
|
DWORD total = 1;
|
|
|
|
if (!line)
|
|
{
|
|
SetLastError( ERROR_LINE_NOT_FOUND );
|
|
return FALSE;
|
|
}
|
|
if (!index || index > line->nb_fields)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return FALSE;
|
|
}
|
|
index--; /* fields start at 0 */
|
|
field = &file->fields[line->first_field + index];
|
|
for (i = index; i < line->nb_fields; i++, field++)
|
|
{
|
|
if (!(len = PARSER_string_substW( file, field->text, NULL, 0 ))) break;
|
|
total += len + 1;
|
|
}
|
|
|
|
if (required) *required = total;
|
|
if (!buffer) return TRUE;
|
|
if (total > size)
|
|
{
|
|
SetLastError( ERROR_INSUFFICIENT_BUFFER );
|
|
return FALSE;
|
|
}
|
|
field = &file->fields[line->first_field + index];
|
|
for (i = index; i < line->nb_fields; i++, field++)
|
|
{
|
|
if (!(len = PARSER_string_substW( file, field->text, buffer, size ))) break;
|
|
buffer += len + 1;
|
|
}
|
|
*buffer = 0; /* add final null */
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* pSetupGetField (SETUPAPI.@)
|
|
*/
|
|
LPCWSTR WINAPI pSetupGetField( PINFCONTEXT context, DWORD index )
|
|
{
|
|
struct inf_file *file = context->CurrentInf;
|
|
struct field *field = get_field( file, context->Section, context->Line, index );
|
|
|
|
if (!field)
|
|
{
|
|
SetLastError( ERROR_INVALID_PARAMETER );
|
|
return NULL;
|
|
}
|
|
return field->text;
|
|
}
|