24 Nov
2005
24 Nov
'05
8:12 a.m.
Use inflib
Deleted: trunk/reactos/subsys/system/usetup/infcache.c
Deleted: trunk/reactos/subsys/system/usetup/infcache.h
Modified: trunk/reactos/subsys/system/usetup/registry.c
Modified: trunk/reactos/subsys/system/usetup/settings.c
Modified: trunk/reactos/subsys/system/usetup/usetup.c
Modified: trunk/reactos/subsys/system/usetup/usetup.h
Modified: trunk/reactos/subsys/system/usetup/usetup.xml
_____
Deleted: trunk/reactos/subsys/system/usetup/infcache.c
--- trunk/reactos/subsys/system/usetup/infcache.c 2005-11-24
08:07:12 UTC (rev 19516)
+++ trunk/reactos/subsys/system/usetup/infcache.c 2005-11-24
08:12:20 UTC (rev 19517)
@@ -1,1625 +0,0 @@
-/*
- * ReactOS kernel
- * Copyright (C) 2002,2003 ReactOS Team
- *
- * This program is free software; you can redistribute it and/or
modify
- * it under the terms of the GNU General Public License as published
by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-/* $Id$
- * COPYRIGHT: See COPYING in the top level directory
- * PROJECT: ReactOS text-mode setup
- * FILE: subsys/system/usetup/infcache.c
- * PURPOSE: INF file parser that caches contents of INF file in
memory
- * PROGRAMMER: Royce Mitchell III
- * Eric Kohl
- */
-
-/* INCLUDES
*****************************************************************/
-
-#include <usetup.h>
-
-#define NDEBUG
-#include <debug.h>
-
-#define CONTROL_Z '\x1a'
-#define MAX_SECTION_NAME_LEN 255
-#define MAX_FIELD_LEN 511 /* larger fields get silently
truncated */
-/* actual string limit is MAX_INF_STRING_LENGTH+1 (plus terminating
null) under Windows */
-#define MAX_STRING_LEN (MAX_INF_STRING_LENGTH+1)
-
-
-typedef struct _INFCACHEFIELD
-{
- struct _INFCACHEFIELD *Next;
- struct _INFCACHEFIELD *Prev;
-
- WCHAR Data[1];
-} INFCACHEFIELD, *PINFCACHEFIELD;
-
-
-typedef struct _INFCACHELINE
-{
- struct _INFCACHELINE *Next;
- struct _INFCACHELINE *Prev;
-
- LONG FieldCount;
-
- PWCHAR Key;
-
- PINFCACHEFIELD FirstField;
- PINFCACHEFIELD LastField;
-
-} INFCACHELINE, *PINFCACHELINE;
-
-
-typedef struct _INFCACHESECTION
-{
- struct _INFCACHESECTION *Next;
- struct _INFCACHESECTION *Prev;
-
- PINFCACHELINE FirstLine;
- PINFCACHELINE LastLine;
-
- LONG LineCount;
-
- WCHAR Name[1];
-} INFCACHESECTION, *PINFCACHESECTION;
-
-
-typedef struct _INFCACHE
-{
- PINFCACHESECTION FirstSection;
- PINFCACHESECTION LastSection;
-
- PINFCACHESECTION StringsSection;
-} INFCACHE, *PINFCACHE;
-
-
-/* parser definitions */
-
-enum parser_state
-{
- LINE_START, /* at beginning of a line */
- SECTION_NAME, /* parsing a section name */
- KEY_NAME, /* parsing a key name */
- VALUE_NAME, /* parsing a value name */
- EOL_BACKSLASH, /* backslash at end of line */
- QUOTES, /* inside quotes */
- LEADING_SPACES, /* leading spaces */
- TRAILING_SPACES, /* trailing spaces */
- COMMENT, /* inside a comment */
- NB_PARSER_STATES
-};
-
-struct parser
-{
- const CHAR *start; /* start position of item being
parsed */
- const CHAR *end; /* end of buffer */
- PINFCACHE file; /* file being built */
- enum parser_state state; /* current parser state */
- enum parser_state stack[4]; /* state stack */
- int stack_pos; /* current pos in stack */
-
- PINFCACHESECTION cur_section; /* pointer to the section being
parsed*/
- PINFCACHELINE line; /* current line */
- unsigned int line_pos; /* current line position in file */
- unsigned int error; /* error code */
- unsigned int token_len; /* current token len */
- WCHAR token[MAX_FIELD_LEN+1]; /* current token */
-};
-
-typedef const CHAR * (*parser_state_func)( struct parser *parser, const
CHAR *pos );
-
-/* parser state machine functions */
-static const CHAR *line_start_state( struct parser *parser, const CHAR
*pos );
-static const CHAR *section_name_state( struct parser *parser, const
CHAR *pos );
-static const CHAR *key_name_state( struct parser *parser, const CHAR
*pos );
-static const CHAR *value_name_state( struct parser *parser, const CHAR
*pos );
-static const CHAR *eol_backslash_state( struct parser *parser, const
CHAR *pos );
-static const CHAR *quotes_state( struct parser *parser, const CHAR *pos
);
-static const CHAR *leading_spaces_state( struct parser *parser, const
CHAR *pos );
-static const CHAR *trailing_spaces_state( struct parser *parser, const
CHAR *pos );
-static const CHAR *comment_state( struct parser *parser, const CHAR
*pos );
-
-static const parser_state_func parser_funcs[NB_PARSER_STATES] =
-{
- line_start_state, /* LINE_START */
- section_name_state, /* SECTION_NAME */
- key_name_state, /* KEY_NAME */
- value_name_state, /* VALUE_NAME */
- eol_backslash_state, /* EOL_BACKSLASH */
- quotes_state, /* QUOTES */
- leading_spaces_state, /* LEADING_SPACES */
- trailing_spaces_state, /* TRAILING_SPACES */
- comment_state /* COMMENT */
-};
-
-
-/* PRIVATE FUNCTIONS
********************************************************/
-
-static PINFCACHELINE
-InfpCacheFreeLine (PINFCACHELINE Line)
-{
- PINFCACHELINE Next;
- PINFCACHEFIELD Field;
-
- if (Line == NULL)
- {
- return NULL;
- }
-
- Next = Line->Next;
- if (Line->Key != NULL)
- {
- RtlFreeHeap (ProcessHeap,
- 0,
- Line->Key);
- Line->Key = NULL;
- }
-
- /* Remove data fields */
- while (Line->FirstField != NULL)
- {
- Field = Line->FirstField->Next;
- RtlFreeHeap (ProcessHeap,
- 0,
- Line->FirstField);
- Line->FirstField = Field;
- }
- Line->LastField = NULL;
-
- RtlFreeHeap (ProcessHeap,
- 0,
- Line);
-
- return Next;
-}
-
-
-static PINFCACHESECTION
-InfpCacheFreeSection (PINFCACHESECTION Section)
-{
- PINFCACHESECTION Next;
-
- if (Section == NULL)
- {
- return NULL;
- }
-
- /* Release all keys */
- Next = Section->Next;
- while (Section->FirstLine != NULL)
- {
- Section->FirstLine = InfpCacheFreeLine (Section->FirstLine);
- }
- Section->LastLine = NULL;
-
- RtlFreeHeap (ProcessHeap,
- 0,
- Section);
-
- return Next;
-}
-
-
-static PINFCACHESECTION
-InfpCacheFindSection (PINFCACHE Cache,
- PWCHAR Name)
-{
- PINFCACHESECTION Section = NULL;
-
- if (Cache == NULL || Name == NULL)
- {
- return NULL;
- }
-
- /* iterate through list of sections */
- Section = Cache->FirstSection;
- while (Section != NULL)
- {
- if (_wcsicmp (Section->Name, Name) == 0)
- {
- return Section;
- }
-
- /* get the next section*/
- Section = Section->Next;
- }
-
- return NULL;
-}
-
-
-static PINFCACHESECTION
-InfpCacheAddSection (PINFCACHE Cache,
- PWCHAR Name)
-{
- PINFCACHESECTION Section = NULL;
- ULONG Size;
-
- if (Cache == NULL || Name == NULL)
- {
- DPRINT("Invalid parameter\n");
- return NULL;
- }
-
- /* Allocate and initialize the new section */
- Size = sizeof(INFCACHESECTION) + (wcslen (Name) * sizeof(WCHAR));
- Section = (PINFCACHESECTION)RtlAllocateHeap (ProcessHeap,
- 0,
- Size);
- if (Section == NULL)
- {
- DPRINT("RtlAllocateHeap() failed\n");
- return NULL;
- }
- RtlZeroMemory (Section,
- Size);
-
- /* Copy section name */
- wcscpy (Section->Name, Name);
-
- /* Append section */
- if (Cache->FirstSection == NULL)
- {
- Cache->FirstSection = Section;
- Cache->LastSection = Section;
- }
- else
- {
- Cache->LastSection->Next = Section;
- Section->Prev = Cache->LastSection;
- Cache->LastSection = Section;
- }
-
- return Section;
-}
-
-
-static PINFCACHELINE
-InfpCacheAddLine (PINFCACHESECTION Section)
-{
- PINFCACHELINE Line;
-
- if (Section == NULL)
- {
- DPRINT("Invalid parameter\n");
- return NULL;
- }
-
- Line = (PINFCACHELINE)RtlAllocateHeap (ProcessHeap,
- 0,
- sizeof(INFCACHELINE));
- if (Line == NULL)
- {
- DPRINT("RtlAllocateHeap() failed\n");
- return NULL;
- }
- RtlZeroMemory(Line,
- sizeof(INFCACHELINE));
-
- /* Append line */
- if (Section->FirstLine == NULL)
- {
- Section->FirstLine = Line;
- Section->LastLine = Line;
- }
- else
- {
- Section->LastLine->Next = Line;
- Line->Prev = Section->LastLine;
- Section->LastLine = Line;
- }
- Section->LineCount++;
-
- return Line;
-}
-
-
-static PVOID
-InfpAddKeyToLine (PINFCACHELINE Line,
- PWCHAR Key)
-{
- if (Line == NULL)
- return NULL;
-
- if (Line->Key != NULL)
- return NULL;
-
- Line->Key = (PWCHAR)RtlAllocateHeap (ProcessHeap,
- 0,
- (wcslen (Key) + 1) *
sizeof(WCHAR));
- if (Line->Key == NULL)
- return NULL;
-
- wcscpy (Line->Key, Key);
-
- return (PVOID)Line->Key;
-}
-
-
-static PVOID
-InfpAddFieldToLine (PINFCACHELINE Line,
- PWCHAR Data)
-{
- PINFCACHEFIELD Field;
- ULONG Size;
-
- Size = sizeof(INFCACHEFIELD) + (wcslen(Data) * sizeof(WCHAR));
- Field = (PINFCACHEFIELD)RtlAllocateHeap (ProcessHeap,
- 0,
- Size);
- if (Field == NULL)
- {
- return NULL;
- }
- RtlZeroMemory (Field,
- Size);
- wcscpy (Field->Data, Data);
-
- /* Append key */
- if (Line->FirstField == NULL)
- {
- Line->FirstField = Field;
- Line->LastField = Field;
- }
- else
- {
- Line->LastField->Next = Field;
- Field->Prev = Line->LastField;
- Line->LastField = Field;
- }
- Line->FieldCount++;
-
- return (PVOID)Field;
-}
-
-
-static PINFCACHELINE
-InfpCacheFindKeyLine (PINFCACHESECTION Section,
- PWCHAR Key)
-{
- PINFCACHELINE Line;
-
- Line = Section->FirstLine;
- while (Line != NULL)
- {
- if (Line->Key != NULL && _wcsicmp (Line->Key, Key) == 0)
- {
- return Line;
- }
-
- Line = Line->Next;
- }
-
- return NULL;
-}
-
-
-/* push the current state on the parser stack */
-inline static void push_state( struct parser *parser, enum parser_state
state )
-{
-// assert( parser->stack_pos <
sizeof(parser->stack)/sizeof(parser->stack[0]) );
- parser->stack[parser->stack_pos++] = state;
-}
-
-
-/* pop the current state */
-inline static void pop_state( struct parser *parser )
-{
-// assert( parser->stack_pos );
- parser->state = parser->stack[--parser->stack_pos];
-}
-
-
-/* set the parser state and return the previous one */
-inline static enum parser_state set_state( struct parser *parser, enum
parser_state state )
-{
- enum parser_state ret = parser->state;
- parser->state = state;
- return ret;
-}
-
-
-/* check if the pointer points to an end of file */
-inline static int is_eof( struct parser *parser, const CHAR *ptr )
-{
- return (ptr >= parser->end || *ptr == CONTROL_Z);
-}
-
-
-/* check if the pointer points to an end of line */
-inline static int is_eol( struct parser *parser, const CHAR *ptr )
-{
- return (ptr >= parser->end ||
- *ptr == CONTROL_Z ||
- *ptr == '\n' ||
- (*ptr == '\r' && *(ptr + 1) == '\n'));
-}
-
-
-/* push data from current token start up to pos into the current token
*/
-static int push_token( struct parser *parser, const CHAR *pos )
-{
- unsigned int len = pos - parser->start;
- const CHAR *src = parser->start;
- WCHAR *dst = parser->token + parser->token_len;
-
- if (len > MAX_FIELD_LEN - parser->token_len)
- len = MAX_FIELD_LEN - parser->token_len;
-
- parser->token_len += len;
- for ( ; len > 0; len--, dst++, src++)
- *dst = *src ? (WCHAR)*src : L' ';
- *dst = 0;
- parser->start = pos;
-
- return 0;
-}
-
-
-
-/* add a section with the current token as name */
-static PVOID add_section_from_token( struct parser *parser )
-{
- PINFCACHESECTION Section;
-
- if (parser->token_len > MAX_SECTION_NAME_LEN)
- {
- parser->error = STATUS_SECTION_NAME_TOO_LONG;
- return NULL;
- }
-
- Section = InfpCacheFindSection (parser->file,
- parser->token);
- if (Section == NULL)
- {
- /* need to create a new one */
- Section= InfpCacheAddSection (parser->file,
- parser->token);
- if (Section == NULL)
- {
- parser->error = STATUS_NOT_ENOUGH_MEMORY;
- return NULL;
- }
- }
-
- parser->token_len = 0;
- parser->cur_section = Section;
-
- return (PVOID)Section;
-}
-
-
-/* add a field containing the current token to the current line */
-static struct field *add_field_from_token( struct parser *parser, int
is_key )
-{
- PVOID field;
-
- if (!parser->line) /* need to start a new line */
- {
- if (parser->cur_section == NULL) /* got a line before the first
section */
- {
- parser->error = STATUS_WRONG_INF_STYLE;
- return NULL;
- }
-
- parser->line = InfpCacheAddLine (parser->cur_section);
- if (parser->line == NULL)
- goto error;
- }
- else
- {
-// assert(!is_key);
- }
-
- if (is_key)
- {
- field = InfpAddKeyToLine(parser->line, parser->token);
- }
- else
- {
- field = InfpAddFieldToLine(parser->line, parser->token);
- }
-
- if (field != NULL)
- {
- parser->token_len = 0;
- return field;
- }
-
-error:
- parser->error = STATUS_NOT_ENOUGH_MEMORY;
- return NULL;
-}
-
-
-/* close the current line and prepare for parsing a new one */
-static void close_current_line( struct parser *parser )
-{
- parser->line = NULL;
-}
-
-
-
-/* handler for parser LINE_START state */
-static const CHAR *line_start_state( struct parser *parser, const CHAR
*pos )
-{
- const CHAR *p;
-
- for (p = pos; !is_eof( parser, p ); p++)
- {
- switch(*p)
- {
- case '\r':
- continue;
-
- 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 (!isspace(*p))
- {
- parser->start = p;
- set_state( parser, KEY_NAME );
- return p;
- }
- break;
- }
- }
- close_current_line( parser );
- return NULL;
-}
-
-
-/* handler for parser SECTION_NAME state */
-static const CHAR *section_name_state( struct parser *parser, const
CHAR *pos )
-{
- const CHAR *p;
-
- for (p = pos; !is_eol( parser, p ); p++)
- {
- if (*p == ']')
- {
- push_token( parser, p );
- if (add_section_from_token( parser ) == NULL)
- return NULL;
- push_state( parser, LINE_START );
- set_state( parser, COMMENT ); /* ignore everything else on
the line */
- return p + 1;
- }
- }
- parser->error = STATUS_BAD_SECTION_NAME_LINE; /* unfinished section
name */
- return NULL;
-}
-
-
-/* handler for parser KEY_NAME state */
-static const CHAR *key_name_state( struct parser *parser, const CHAR
*pos )
-{
- const CHAR *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, 1 )) 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, 0 )) return NULL;
- push_state( parser, LINE_START );
- set_state( parser, COMMENT );
- return p + 1;
- case '"':
- push_token( parser, token_end );
- 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 (!isspace(*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 CHAR *value_name_state( struct parser *parser, const CHAR
*pos )
-{
- const CHAR *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, 0 )) 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, 0 )) 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 );
- 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 (!isspace(*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, 0 )) return NULL;
- set_state( parser, LINE_START );
- return p;
-}
-
-
-/* handler for parser EOL_BACKSLASH state */
-static const CHAR *eol_backslash_state( struct parser *parser, const
CHAR *pos )
-{
- const CHAR *p;
-
- for (p = pos; !is_eof( parser, p ); p++)
- {
- switch(*p)
- {
- case '\r':
- continue;
-
- 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 (isspace(*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 CHAR *quotes_state( struct parser *parser, const CHAR *pos
)
-{
- const CHAR *p, *token_end = parser->start;
-
- 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 = token_end = 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 CHAR *leading_spaces_state( struct parser *parser, const
CHAR *pos )
-{
- const CHAR *p;
-
- for (p = pos; !is_eol( parser, p ); p++)
- {
- if (*p == '\\')
- {
- parser->start = p;
- set_state( parser, EOL_BACKSLASH );
- return p;
- }
- if (!isspace(*p))
- break;
- }
- parser->start = p;
- pop_state( parser );
- return p;
-}
-
-
-/* handler for parser TRAILING_SPACES state */
-static const CHAR *trailing_spaces_state( struct parser *parser, const
CHAR *pos )
-{
- const CHAR *p;
-
- for (p = pos; !is_eol( parser, p ); p++)
- {
- if (*p == '\\')
- {
- set_state( parser, EOL_BACKSLASH );
- return p;
- }
- if (!isspace(*p))
- break;
- }
- pop_state( parser );
- return p;
-}
-
-
-/* handler for parser COMMENT state */
-static const CHAR *comment_state( struct parser *parser, const CHAR
*pos )
-{
- const CHAR *p = pos;
-
- while (!is_eol( parser, p ))
- p++;
- pop_state( parser );
- return p;
-}
-
-
-/* parse a complete buffer */
-static NTSTATUS
-InfpParseBuffer (PINFCACHE file,
- const CHAR *buffer,
- const CHAR *end,
- PULONG error_line)
-{
- struct parser parser;
- const CHAR *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 = NULL;
- parser.line_pos = 1;
- parser.error = 0;
- parser.token_len = 0;
-
- /* parser main loop */
- while (pos)
- pos = (parser_funcs[parser.state])(&parser, pos);
-
- if (parser.error)
- {
- if (error_line)
- *error_line = parser.line_pos;
- return parser.error;
- }
-
- /* find the [strings] section */
- file->StringsSection = InfpCacheFindSection (file,
- L"Strings");
-
- return STATUS_SUCCESS;
-}
-
-
-
-/* PUBLIC FUNCTIONS
*********************************************************/
-
-NTSTATUS
-InfOpenBufferedFile(PHINF InfHandle,
- PVOID Buffer,
- ULONG BufferSize,
- PULONG ErrorLine)
-{
- NTSTATUS Status;
- PINFCACHE Cache;
- PCHAR FileBuffer;
-
- *InfHandle = NULL;
- *ErrorLine = (ULONG)-1;
-
- /* Allocate file buffer */
- FileBuffer = RtlAllocateHeap(ProcessHeap,
- 0,
- BufferSize + 1);
- if (FileBuffer == NULL)
- {
- DPRINT1("RtlAllocateHeap() failed\n");
- return(STATUS_INSUFFICIENT_RESOURCES);
- }
-
- RtlCopyMemory(FileBuffer, Buffer, BufferSize);
-
- /* Append string terminator */
- FileBuffer[BufferSize] = 0;
-
- /* Allocate infcache header */
- Cache = (PINFCACHE)RtlAllocateHeap(ProcessHeap,
- 0,
- sizeof(INFCACHE));
- if (Cache == NULL)
- {
- DPRINT("RtlAllocateHeap() failed\n");
- RtlFreeHeap(ProcessHeap,
- 0,
- FileBuffer);
- return(STATUS_INSUFFICIENT_RESOURCES);
- }
-
- /* Initialize inicache header */
- RtlZeroMemory(Cache,
- sizeof(INFCACHE));
-
- /* Parse the inf buffer */
- Status = InfpParseBuffer (Cache,
- FileBuffer,
- FileBuffer + BufferSize,
- ErrorLine);
- if (!NT_SUCCESS(Status))
- {
- RtlFreeHeap(ProcessHeap,
- 0,
- Cache);
- Cache = NULL;
- }
-
- /* Free file buffer */
- RtlFreeHeap(ProcessHeap,
- 0,
- FileBuffer);
-
- *InfHandle = (HINF)Cache;
-
- return(Status);
-}
-
-
-NTSTATUS
-InfOpenFile(PHINF InfHandle,
- PUNICODE_STRING FileName,
- PULONG ErrorLine)
-{
- OBJECT_ATTRIBUTES ObjectAttributes;
- FILE_STANDARD_INFORMATION FileInfo;
- IO_STATUS_BLOCK IoStatusBlock;
- HANDLE FileHandle;
- NTSTATUS Status;
- PCHAR FileBuffer;
- ULONG FileLength;
- LARGE_INTEGER FileOffset;
- PINFCACHE Cache;
-
-
- *InfHandle = NULL;
- *ErrorLine = (ULONG)-1;
-
- /* Open the inf file */
- InitializeObjectAttributes(&ObjectAttributes,
- FileName,
- 0,
- NULL,
- NULL);
-
- Status = NtOpenFile(&FileHandle,
- GENERIC_READ | SYNCHRONIZE,
- &ObjectAttributes,
- &IoStatusBlock,
- FILE_SHARE_READ,
- FILE_SYNCHRONOUS_IO_NONALERT |
FILE_NON_DIRECTORY_FILE);
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