Reduce differences in pbatard branch for headers. (Still need to add empty array/union differences).

This commit is contained in:
R. Bernstein
2012-03-03 08:48:43 -05:00
parent 730b58a86e
commit 316fb2408f
8 changed files with 213 additions and 117 deletions

View File

@@ -29,7 +29,7 @@
#define __CDIO_BYTESEX_H__ #define __CDIO_BYTESEX_H__
#include <cdio/types.h> #include <cdio/types.h>
#include <cdio/bytesex_asm.h> #include <cdio/bytesex_asm.h> /* also defines CDIO_INLINE */
#include <cdio/logging.h> #include <cdio/logging.h>
/** 16-bit big-endian to little-endian */ /** 16-bit big-endian to little-endian */
@@ -67,19 +67,19 @@
# define UINT64_SWAP_LE_BE UINT64_SWAP_LE_BE_C # define UINT64_SWAP_LE_BE UINT64_SWAP_LE_BE_C
#endif #endif
inline static static CDIO_INLINE
uint16_t uint16_swap_le_be (const uint16_t val) uint16_t uint16_swap_le_be (const uint16_t val)
{ {
return UINT16_SWAP_LE_BE (val); return UINT16_SWAP_LE_BE (val);
} }
inline static static CDIO_INLINE
uint32_t uint32_swap_le_be (const uint32_t val) uint32_t uint32_swap_le_be (const uint32_t val)
{ {
return UINT32_SWAP_LE_BE (val); return UINT32_SWAP_LE_BE (val);
} }
inline static static CDIO_INLINE
uint64_t uint64_swap_le_be (const uint64_t val) uint64_t uint64_swap_le_be (const uint64_t val)
{ {
return UINT64_SWAP_LE_BE (val); return UINT64_SWAP_LE_BE (val);
@@ -119,10 +119,10 @@ uint64_t uint64_swap_le_be (const uint64_t val)
/** converter function template */ /** converter function template */
#define CVT_TO_FUNC(bits) \ #define CVT_TO_FUNC(bits) \
static inline uint ## bits ## _t \ static CDIO_INLINE uint ## bits ## _t \
uint ## bits ## _to_be (uint ## bits ## _t val) \ uint ## bits ## _to_be (uint ## bits ## _t val) \
{ return UINT ## bits ## _TO_BE (val); } \ { return UINT ## bits ## _TO_BE (val); } \
static inline uint ## bits ## _t \ static CDIO_INLINE uint ## bits ## _t \
uint ## bits ## _to_le (uint ## bits ## _t val) \ uint ## bits ## _to_le (uint ## bits ## _t val) \
{ return UINT ## bits ## _TO_LE (val); } \ { return UINT ## bits ## _TO_LE (val); } \
@@ -163,14 +163,14 @@ CVT_TO_FUNC(64)
#define from_722(i) uint16_from_be(i) #define from_722(i) uint16_from_be(i)
/** Convert from uint16_t to ISO 9669 7.2.3 format */ /** Convert from uint16_t to ISO 9669 7.2.3 format */
static inline uint32_t static CDIO_INLINE uint32_t
to_723(uint16_t i) to_723(uint16_t i)
{ {
return uint32_swap_le_be(i) | i; return uint32_swap_le_be(i) | i;
} }
/** Convert from ISO 9660 7.2.3 format to uint16_t */ /** Convert from ISO 9660 7.2.3 format to uint16_t */
static inline uint16_t static CDIO_INLINE uint16_t
from_723 (uint32_t p) from_723 (uint32_t p)
{ {
if (uint32_swap_le_be (p) != p) if (uint32_swap_le_be (p) != p)
@@ -192,14 +192,14 @@ from_723 (uint32_t p)
#define from_732(i) uint32_from_be(i) #define from_732(i) uint32_from_be(i)
/** Convert from uint16_t to ISO 9669 7.3.3 format */ /** Convert from uint16_t to ISO 9669 7.3.3 format */
static inline uint64_t static CDIO_INLINE uint64_t
to_733(uint32_t i) to_733(uint32_t i)
{ {
return uint64_swap_le_be(i) | i; return uint64_swap_le_be(i) | i;
} }
/** Convert from ISO 9660 7.3.3 format to uint32_t */ /** Convert from ISO 9660 7.3.3 format to uint32_t */
static inline uint32_t static CDIO_INLINE uint32_t
from_733 (uint64_t p) from_733 (uint64_t p)
{ {
if (uint64_swap_le_be (p) != p) if (uint64_swap_le_be (p) != p)

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@@ -1,7 +1,5 @@
/* /*
$Id: bytesex_asm.h,v 1.3 2008/03/25 15:59:08 karl Exp $ Copyright (C) 2008, 2012 Rocky Bernstein <rocky@gnu.org>
Copyright (C) 2008 Rocky Bernstein <rocky@gnu.org>
2001, 2004, 2005 Herbert Valerio Riedel <hvr@gnu.org> 2001, 2004, 2005 Herbert Valerio Riedel <hvr@gnu.org>
2001 Sven Ottemann <ac-logic@freenet.de> 2001 Sven Ottemann <ac-logic@freenet.de>
@@ -32,9 +30,21 @@
#include <cdio/types.h> #include <cdio/types.h>
#if !defined CDIO_INLINE
#if defined(__cplusplus) || defined(inline)
#define CDIO_INLINE inline
#elif defined(__GNUC__)
#define CDIO_INLINE __inline__
#elif defined(_MSC_VER)
#define CDIO_INLINE __inline
#else
#define CDIO_INLINE
#endif
#endif /* CDIO_INLINE */
#if defined(__powerpc__) && defined(__GNUC__) #if defined(__powerpc__) && defined(__GNUC__)
inline static static CDIO_INLINE
uint32_t uint32_swap_le_be_asm(const uint32_t a) uint32_t uint32_swap_le_be_asm(const uint32_t a)
{ {
uint32_t b; uint32_t b;
@@ -46,7 +56,7 @@ uint32_t uint32_swap_le_be_asm(const uint32_t a)
return b; return b;
} }
inline static static CDIO_INLINE
uint16_t uint16_swap_le_be_asm(const uint16_t a) uint16_t uint16_swap_le_be_asm(const uint16_t a)
{ {
uint32_t b; uint32_t b;
@@ -63,7 +73,7 @@ uint16_t uint16_swap_le_be_asm(const uint16_t a)
#elif defined(__mc68000__) && defined(__STORMGCC__) #elif defined(__mc68000__) && defined(__STORMGCC__)
inline static static CDIO_INLINE
uint32_t uint32_swap_le_be_asm(uint32_t a __asm__("d0")) uint32_t uint32_swap_le_be_asm(uint32_t a __asm__("d0"))
{ {
/* __asm__("rolw #8,%0; swap %0; rolw #8,%0" : "=d" (val) : "0" (val)); */ /* __asm__("rolw #8,%0; swap %0; rolw #8,%0" : "=d" (val) : "0" (val)); */
@@ -75,7 +85,7 @@ uint32_t uint32_swap_le_be_asm(uint32_t a __asm__("d0"))
return(a); return(a);
} }
inline static static CDIO_INLINE
uint16_t uint16_swap_le_be_asm(uint16_t a __asm__("d0")) uint16_t uint16_swap_le_be_asm(uint16_t a __asm__("d0"))
{ {
__asm__("move.l %1,d0;rol.w #8,d0;move.l d0,%0" __asm__("move.l %1,d0;rol.w #8,d0;move.l d0,%0"
@@ -90,7 +100,7 @@ uint16_t uint16_swap_le_be_asm(uint16_t a __asm__("d0"))
#elif 0 && defined(__i386__) && defined(__GNUC__) #elif 0 && defined(__i386__) && defined(__GNUC__)
inline static static CDIO_INLINE
uint32_t uint32_swap_le_be_asm(uint32_t a) uint32_t uint32_swap_le_be_asm(uint32_t a)
{ {
__asm__("xchgb %b0,%h0\n\t" /* swap lower bytes */ __asm__("xchgb %b0,%h0\n\t" /* swap lower bytes */
@@ -102,7 +112,7 @@ uint32_t uint32_swap_le_be_asm(uint32_t a)
return(a); return(a);
} }
inline static static CDIO_INLINE
uint16_t uint16_swap_le_be_asm(uint16_t a) uint16_t uint16_swap_le_be_asm(uint16_t a)
{ {
__asm__("xchgb %b0,%h0" /* swap bytes */ __asm__("xchgb %b0,%h0" /* swap bytes */

View File

@@ -29,17 +29,10 @@
/** Application Interface or Protocol version number. If the public /** Application Interface or Protocol version number. If the public
* interface changes, we increase this number. * interface changes, we increase this number.
*/ */
#define CDIO_API_VERSION 5 #define CDIO_API_VERSION 6
#include <cdio/version.h> #include <cdio/version.h>
#include <cdio/types.h> #include <cdio/types.h>
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <cdio/sector.h> #include <cdio/sector.h>
#ifdef __cplusplus #ifdef __cplusplus

View File

@@ -26,16 +26,7 @@
#ifndef __CDIO_READ_H__ #ifndef __CDIO_READ_H__
#define __CDIO_READ_H__ #define __CDIO_READ_H__
#ifndef EXTERNAL_LIBCDIO_CONFIG_H #include <cdio/types.h>
#define EXTERNAL_LIBCDIO_CONFIG_H
/* Need for HAVE_SYS_TYPES_H */
#include <cdio/cdio_config.h>
#endif
#ifdef HAVE_SYS_TYPES_H
/* Some systems need this for off_t and ssize. */
#include <sys/types.h>
#endif
#ifdef __cplusplus #ifdef __cplusplus
extern "C" { extern "C" {

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@@ -35,16 +35,6 @@
extern "C" { extern "C" {
#endif /* __cplusplus */ #endif /* __cplusplus */
/* MSYS 1.0.10 with MinGW 3.4.2 (and perhaps others) don't have
S_ISSOCK() or S_ISLNK() macros, so we'll roll our own. */
#if !defined(HAVE_S_ISSOCK) && !defined(S_ISSOCK)
#define S_ISSOCK(st_mode) ((((st_mode)) & 0170000) == (0140000))
#endif
#if !defined(HAVE_S_ISLNK) && !defined(S_ISLNK)
#define S_ISLNK(st_mode) ((((st_mode)) & 0170000) == (0010000))
#endif
/*! An enumeration for some of the ISO_ROCK_* \#defines below. This isn't /*! An enumeration for some of the ISO_ROCK_* \#defines below. This isn't
really an enumeration one would really use in a program it is to really an enumeration one would really use in a program it is to
be helpful in debuggers where wants just to refer to the ISO_ROCK_* be helpful in debuggers where wants just to refer to the ISO_ROCK_*

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@@ -29,37 +29,35 @@
extern "C" { extern "C" {
#endif /* __cplusplus */ #endif /* __cplusplus */
#ifndef EXTERNAL_LIBCDIO_CONFIG_H /* If <sys/types.h> is not available on your platform please
#define EXTERNAL_LIBCDIO_CONFIG_H contact the libcdio mailing list so that we can fix it! */
#include <cdio/cdio_config.h> #if !defined(ARE_THERE_STILL_ENVS_WITHOUT_SYS_TYPES)
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h> #include <sys/types.h>
#endif #endif
/* provide some C99 definitions */ #if defined(AMIGA)
typedef u_int8_t uint8_t;
#if defined(HAVE_SYS_TYPES_H) typedef u_int16_t uint16_t;
#include <sys/types.h> typedef u_int32_t uint32_t;
#endif typedef u_int64_t uint64_t;
#if defined(HAVE_STDINT_H)
# include <stdint.h>
#elif defined(HAVE_INTTYPES_H)
# include <inttypes.h>
#elif defined(AMIGA) || defined(__linux__)
typedef u_int8_t uint8_t;
typedef u_int16_t uint16_t;
typedef u_int32_t uint32_t;
typedef u_int64_t uint64_t;
#else #else
/* warning ISO/IEC 9899:1999 <stdint.h> was missing and even <inttypes.h> */ /* If <stdint.h> is not available on your platform please
/* fixme */ contact the libcdio mailing list so that we can fix it!
#endif /* HAVE_STDINT_H */ For MSVC, you can find both a public domain stdint.h and
inttypes.h in the MSVC/missing directory of libcdio. */
#include <stdint.h>
#endif
typedef uint8_t ubyte; typedef uint8_t ubyte;
/* MSVC does not define mode_t and ssize_t by default. The way
to compensate for missing UNIX types is to include a custom
unistd.h that defines them. Such a file is provided with
the libcdio source, in the MSVC/missing directory */
#if defined(_MSC_VER)
#include <unistd.h>
#endif
/* default HP/UX macros are broken */ /* default HP/UX macros are broken */
#if defined(__hpux__) #if defined(__hpux__)
# undef UINT16_C # undef UINT16_C
@@ -106,15 +104,24 @@ typedef uint8_t ubyte;
#endif #endif
#ifndef __cplusplus #ifndef __cplusplus
# if defined(HAVE_STDBOOL_H)
# include <stdbool.h>
# else
/* ISO/IEC 9899:1999 <stdbool.h> missing -- enabling workaround */
# define false 0 /* All the stdbool.h seem to define those */
# define true 1 #ifndef __bool_true_false_are_defined
# define bool uint8_t #define __bool_true_false_are_defined 1
# endif /*HAVE_STDBOOL_H*/
#undef bool
#undef true
#undef false
#ifdef _Bool
#define bool _Bool
#else
#define bool int
#endif
#define true 1
#define false 0
#endif /* __bool_true_false_are_defined */
#endif /*C++*/ #endif /*C++*/
/* some GCC optimizations -- gcc 2.5+ */ /* some GCC optimizations -- gcc 2.5+ */
@@ -148,18 +155,21 @@ typedef uint8_t ubyte;
/* for GCC we try to use GNUC_PACKED */ /* for GCC we try to use GNUC_PACKED */
# define PRAGMA_BEGIN_PACKED # define PRAGMA_BEGIN_PACKED
# define PRAGMA_END_PACKED # define PRAGMA_END_PACKED
#elif defined(HAVE_ISOC99_PRAGMA) #elif defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901)
/* should work with most EDG-frontend based compilers */ /* should work with most EDG-frontend based compilers */
# define PRAGMA_BEGIN_PACKED _Pragma("pack(1)") # define PRAGMA_BEGIN_PACKED _Pragma("pack(1)")
# define PRAGMA_END_PACKED _Pragma("pack()") # define PRAGMA_END_PACKED _Pragma("pack()")
#elif defined(_MSC_VER)
# define PRAGMA_BEGIN_PACKED __pragma(pack(push, 1))
# define PRAGMA_END_PACKED __pragma(pack(pop))
#else /* neither gcc nor _Pragma() available... */ #else /* neither gcc nor _Pragma() available... */
/* ...so let's be naive and hope the regression testsuite is run... */ /* ...so let's be naive and hope the regression testsuite is run... */
# define PRAGMA_BEGIN_PACKED # define PRAGMA_BEGIN_PACKED
# define PRAGMA_END_PACKED # define PRAGMA_END_PACKED
#endif #endif
/** /*
* user-directed static branch prediction gcc 2.96+ * user directed static branch prediction gcc 2.96+
*/ */
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 95) #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 95)
# define GNUC_LIKELY(x) __builtin_expect((x),true) # define GNUC_LIKELY(x) __builtin_expect((x),true)

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@@ -1,6 +1,7 @@
/* /*
Copyright (C) 2006, 2008 Burkhard Plaum <plaum@ipf.uni-stuttgart.de> Copyright (C) 2006, 2008 Burkhard Plaum <plaum@ipf.uni-stuttgart.de>
Copyright (C) 2011 Rocky Bernstein <rocky@gnu.org> Copyright (C) 2011 Rocky Bernstein <rocky@gnu.org>
Copyright (C) 2012 Pete Batard <pete@akeo.ie>
This program is free software: you can redistribute it and/or modify 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 it under the terms of the GNU General Public License as published by
@@ -31,19 +32,20 @@
#include <stdlib.h> #include <stdlib.h>
#endif #endif
#ifdef HAVE_ICONV
# include <iconv.h>
#endif
#ifdef HAVE_ERRNO_H #ifdef HAVE_ERRNO_H
#include <errno.h> #include <errno.h>
#endif #endif
#include <cdio/utf8.h> #include <cdio/utf8.h>
#include <cdio/logging.h>
#ifdef HAVE_STDIO_H
#include <stdio.h> #include <stdio.h>
#endif
// TODO: also remove the need for iconv on MinGW
#ifdef HAVE_ICONV
#include <iconv.h>
struct cdio_charset_coverter_s struct cdio_charset_coverter_s
{ {
iconv_t ic; iconv_t ic;
@@ -142,13 +144,13 @@ do_convert(iconv_t cd, char * src, int src_len,
ret = realloc(ret, alloc_size); ret = realloc(ret, alloc_size);
if (ret == NULL) if (ret == NULL)
{ {
fprintf(stderr, "Can't realloc(%d).\n", alloc_size); cdio_warn("Can't realloc(%d).", alloc_size);
return false; return false;
} }
outbuf = ret + output_pos; outbuf = ret + output_pos;
break; break;
default: default:
fprintf(stderr, "Iconv failed: %s\n", strerror(errno)); cdio_warn("Iconv failed: %s", strerror(errno));
if (ret != NULL) if (ret != NULL)
free(ret); free(ret);
return false; return false;
@@ -207,4 +209,93 @@ bool cdio_charset_to_utf8(char *src, size_t src_len, cdio_utf8_t **dst,
iconv_close(ic); iconv_close(ic);
return result; return result;
} }
#elif defined(_WIN32)
#include <windows.h>
#define wchar_to_utf8_no_alloc(wsrc, dest, dest_size) \
WideCharToMultiByte(CP_UTF8, 0, wsrc, -1, dest, dest_size, NULL, NULL)
#define utf8_to_wchar_no_alloc(src, wdest, wdest_size) \
MultiByteToWideChar(CP_UTF8, 0, src, -1, wdest, wdest_size)
/*
* Converts an UTF-16 string to UTF8 (allocate returned string)
* Returns NULL on error
*/
static __inline char* wchar_to_utf8(const wchar_t* wstr)
{
int size = 0;
char* str = NULL;
/* Find out the size we need to allocate for our converted string */
size = WideCharToMultiByte(CP_UTF8, 0, wstr, -1, NULL, 0, NULL, NULL);
if (size <= 1) // An empty string would be size 1
return NULL;
if ((str = (char*)calloc(size, 1)) == NULL)
return NULL;
if (wchar_to_utf8_no_alloc(wstr, str, size) != size) {
free(str);
return NULL;
}
return str;
}
/*
* Converts an UTF8 string to UTF-16 (allocate returned string)
* Returns NULL on error
*/
static __inline wchar_t* utf8_to_wchar(const char* str)
{
int size = 0;
wchar_t* wstr = NULL;
/* Find out the size we need to allocate for our converted string */
size = MultiByteToWideChar(CP_UTF8, 0, str, -1, NULL, 0);
if (size <= 1) // An empty string would be size 1
return NULL;
if ((wstr = (wchar_t*)calloc(size, sizeof(wchar_t))) == NULL)
return NULL;
if (utf8_to_wchar_no_alloc(str, wstr, size) != size) {
free(wstr);
return NULL;
}
return wstr;
}
bool cdio_charset_to_utf8(char *src, size_t src_len, cdio_utf8_t **dst,
const char * src_charset)
{
wchar_t* le_src;
if (src == NULL || dst == NULL || src_charset == NULL || strcmp(src_charset, "UCS-2BE") != 0)
return false;
if (src_len == (size_t)-1) {
for (src_len = 0; ((uint16_t*)src)[src_len] !=0; src_len++);
src_len <<=2;
}
/* zero lenght is a headache (LCMapString doesn't support it)
=> eliminate this case first */
if (src_len == 0) {
*dst = (cdio_utf8_t*)malloc(1);
*dst[0] = 0;
return true;
}
le_src = (wchar_t*)malloc(src_len+2);
/* WideCharToMultiByte only takes UCS-2LE, and we are fed UCS-2BE
=> perform byte reversal */
LCMapStringW(0, LCMAP_BYTEREV, (LPCWSTR)src, src_len, le_src, src_len);
*dst = wchar_to_utf8(le_src);
free(le_src);
return (*dst != NULL);
}
#endif /* HAVE_ICONV */
#endif /* HAVE_JOLIET */ #endif /* HAVE_JOLIET */

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@@ -46,6 +46,10 @@
# define __CDIO_CONFIG_H__ 1 # define __CDIO_CONFIG_H__ 1
#endif #endif
#ifdef HAVE_STDIO_H
#include <stdio.h>
#endif
#ifdef HAVE_STRING_H #ifdef HAVE_STRING_H
# include <string.h> # include <string.h>
#endif #endif
@@ -68,6 +72,7 @@ const char VSD_STD_ID_TEA01[] = {'T', 'E', 'A', '0', '1'};
#include <cdio/bytesex.h> #include <cdio/bytesex.h>
#include "udf_private.h" #include "udf_private.h"
#include "udf_fs.h" #include "udf_fs.h"
#include "cdio_assert.h"
/* /*
* The UDF specs are pretty clear on how each data structure is made * The UDF specs are pretty clear on how each data structure is made
@@ -237,6 +242,9 @@ udf_fopen(udf_dirent_t *p_udf_root, const char *psz_name)
char tokenline[udf_MAX_PATHLEN]; char tokenline[udf_MAX_PATHLEN];
char *psz_token; char *psz_token;
/* file position must be reset when accessing a new file */
p_udf_root->p_udf->i_position = 0;
strncpy(tokenline, psz_name, udf_MAX_PATHLEN); strncpy(tokenline, psz_name, udf_MAX_PATHLEN);
psz_token = strtok(tokenline, udf_PATH_DELIMITERS); psz_token = strtok(tokenline, udf_PATH_DELIMITERS);
if (psz_token) { if (psz_token) {
@@ -284,11 +292,8 @@ static udf_dirent_t *
udf_new_dirent(udf_file_entry_t *p_udf_fe, udf_t *p_udf, udf_new_dirent(udf_file_entry_t *p_udf_fe, udf_t *p_udf,
const char *psz_name, bool b_dir, bool b_parent) const char *psz_name, bool b_dir, bool b_parent)
{ {
const unsigned int i_alloc_size = p_udf_fe->i_alloc_descs
+ p_udf_fe->i_extended_attr;
udf_dirent_t *p_udf_dirent = (udf_dirent_t *) udf_dirent_t *p_udf_dirent = (udf_dirent_t *)
calloc(1, sizeof(udf_dirent_t) + i_alloc_size); calloc(1, sizeof(udf_dirent_t));
if (!p_udf_dirent) return NULL; if (!p_udf_dirent) return NULL;
p_udf_dirent->psz_name = strdup(psz_name); p_udf_dirent->psz_name = strdup(psz_name);
@@ -299,7 +304,7 @@ udf_new_dirent(udf_file_entry_t *p_udf_fe, udf_t *p_udf,
p_udf_dirent->dir_left = uint64_from_le(p_udf_fe->info_len); p_udf_dirent->dir_left = uint64_from_le(p_udf_fe->info_len);
memcpy(&(p_udf_dirent->fe), p_udf_fe, memcpy(&(p_udf_dirent->fe), p_udf_fe,
sizeof(udf_file_entry_t) + i_alloc_size); sizeof(udf_file_entry_t));
udf_get_lba( p_udf_fe, &(p_udf_dirent->i_loc), udf_get_lba( p_udf_fe, &(p_udf_dirent->i_loc),
&(p_udf_dirent->i_loc_end) ); &(p_udf_dirent->i_loc_end) );
return p_udf_dirent; return p_udf_dirent;
@@ -311,14 +316,21 @@ udf_new_dirent(udf_file_entry_t *p_udf_fe, udf_t *p_udf,
*/ */
driver_return_code_t driver_return_code_t
udf_read_sectors (const udf_t *p_udf, void *ptr, lsn_t i_start, udf_read_sectors (const udf_t *p_udf, void *ptr, lsn_t i_start,
long int i_blocks) long i_blocks)
{ {
driver_return_code_t ret; driver_return_code_t ret;
long int i_read; long i_read;
long int i_byte_offset; off_t i_byte_offset;
if (!p_udf) return 0; if (!p_udf) return 0;
i_byte_offset = (i_start * UDF_BLOCKSIZE); /* Without the cast, i_start * UDF_BLOCKSIZE may be evaluated as 32 bit */
i_byte_offset = ((off_t)i_start) * UDF_BLOCKSIZE;
/* Since we're using SEEK_SET, the value must be positive */
if (i_byte_offset < 0) {
if (sizeof(off_t) <= 4) /* probably missing LFS */
cdio_warn("Large File Support is required to access streams of 2 GB or more");
return DRIVER_OP_BAD_PARAMETER;
}
if (p_udf->b_stream) { if (p_udf->b_stream) {
ret = cdio_stream_seek (p_udf->stream, i_byte_offset, SEEK_SET); ret = cdio_stream_seek (p_udf->stream, i_byte_offset, SEEK_SET);
@@ -346,6 +358,9 @@ udf_open (const char *psz_path)
if (!p_udf) return NULL; if (!p_udf) return NULL;
/* Sanity check */
cdio_assert(sizeof(udf_file_entry_t) == UDF_BLOCKSIZE);
p_udf->cdio = cdio_open(psz_path, DRIVER_UNKNOWN); p_udf->cdio = cdio_open(psz_path, DRIVER_UNKNOWN);
if (!p_udf->cdio) { if (!p_udf->cdio) {
/* Not a CD-ROM drive or CD Image. Maybe it's a UDF file not /* Not a CD-ROM drive or CD Image. Maybe it's a UDF file not
@@ -495,9 +510,9 @@ udf_get_root (udf_t *p_udf, bool b_any_partition, partition_num_t i_partition)
Directory File Entry. Directory File Entry.
*/ */
for (i_lba = mvds_start; i_lba < mvds_end; i_lba++) { for (i_lba = mvds_start; i_lba < mvds_end; i_lba++) {
uint8_t data[UDF_BLOCKSIZE]; uint8_t data2[UDF_BLOCKSIZE];
partition_desc_t *p_partition = (partition_desc_t *) &data; partition_desc_t *p_partition = (partition_desc_t *) &data2;
if (DRIVER_OP_SUCCESS != udf_read_sectors (p_udf, p_partition, i_lba, 1) ) if (DRIVER_OP_SUCCESS != udf_read_sectors (p_udf, p_partition, i_lba, 1) )
return NULL; return NULL;
@@ -513,7 +528,7 @@ udf_get_root (udf_t *p_udf, bool b_any_partition, partition_num_t i_partition)
} }
} else if (!udf_checktag(&p_partition->tag, TAGID_LOGVOL)) { } else if (!udf_checktag(&p_partition->tag, TAGID_LOGVOL)) {
/* Get fileset descriptor */ /* Get fileset descriptor */
logical_vol_desc_t *p_logvol = (logical_vol_desc_t *) &data; logical_vol_desc_t *p_logvol = (logical_vol_desc_t *) &data2;
bool b_valid = bool b_valid =
UDF_BLOCKSIZE == uint32_from_le(p_logvol->logical_blocksize); UDF_BLOCKSIZE == uint32_from_le(p_logvol->logical_blocksize);
@@ -582,19 +597,18 @@ udf_opendir(const udf_dirent_t *p_udf_dirent)
{ {
if (p_udf_dirent->b_dir && !p_udf_dirent->b_parent && p_udf_dirent->fid) { if (p_udf_dirent->b_dir && !p_udf_dirent->b_parent && p_udf_dirent->fid) {
udf_t *p_udf = p_udf_dirent->p_udf; udf_t *p_udf = p_udf_dirent->p_udf;
uint8_t data[UDF_BLOCKSIZE]; udf_file_entry_t udf_fe;
udf_file_entry_t *p_udf_fe = (udf_file_entry_t *) &data;
driver_return_code_t i_ret = driver_return_code_t i_ret =
udf_read_sectors(p_udf, p_udf_fe, p_udf->i_part_start udf_read_sectors(p_udf, &udf_fe, p_udf->i_part_start
+ p_udf_dirent->fid->icb.loc.lba, 1); + p_udf_dirent->fid->icb.loc.lba, 1);
if (DRIVER_OP_SUCCESS == i_ret if (DRIVER_OP_SUCCESS == i_ret
&& !udf_checktag(&p_udf_fe->tag, TAGID_FILE_ENTRY)) { && !udf_checktag(&udf_fe.tag, TAGID_FILE_ENTRY)) {
if (ICBTAG_FILE_TYPE_DIRECTORY == p_udf_fe->icb_tag.file_type) { if (ICBTAG_FILE_TYPE_DIRECTORY == udf_fe.icb_tag.file_type) {
udf_dirent_t *p_udf_dirent_new = udf_dirent_t *p_udf_dirent_new =
udf_new_dirent(p_udf_fe, p_udf, p_udf_dirent->psz_name, true, true); udf_new_dirent(&udf_fe, p_udf, p_udf_dirent->psz_name, true, true);
return p_udf_dirent_new; return p_udf_dirent_new;
} }
} }
@@ -612,7 +626,10 @@ udf_readdir(udf_dirent_t *p_udf_dirent)
return NULL; return NULL;
} }
/* file position must be reset when accessing a new file */
p_udf = p_udf_dirent->p_udf; p_udf = p_udf_dirent->p_udf;
p_udf->i_position = 0;
if (p_udf_dirent->fid) { if (p_udf_dirent->fid) {
/* advance to next File Identifier Descriptor */ /* advance to next File Identifier Descriptor */
/* FIXME: need to advance file entry (fe) as well. */ /* FIXME: need to advance file entry (fe) as well. */
@@ -655,17 +672,11 @@ udf_readdir(udf_dirent_t *p_udf_dirent)
{ {
const unsigned int i_len = p_udf_dirent->fid->i_file_id; const unsigned int i_len = p_udf_dirent->fid->i_file_id;
uint8_t data[UDF_BLOCKSIZE] = {0};
udf_file_entry_t *p_udf_fe = (udf_file_entry_t *) &data;
if (DRIVER_OP_SUCCESS != udf_read_sectors(p_udf, p_udf_fe, p_udf->i_part_start if (DRIVER_OP_SUCCESS != udf_read_sectors(p_udf, &p_udf_dirent->fe, p_udf->i_part_start
+ p_udf_dirent->fid->icb.loc.lba, 1)) + p_udf_dirent->fid->icb.loc.lba, 1))
return NULL; return NULL;
memcpy(&(p_udf_dirent->fe), p_udf_fe,
sizeof(udf_file_entry_t) + p_udf_fe->i_alloc_descs
+ p_udf_fe->i_extended_attr );
if (strlen(p_udf_dirent->psz_name) < i_len) if (strlen(p_udf_dirent->psz_name) < i_len)
p_udf_dirent->psz_name = (char *) p_udf_dirent->psz_name = (char *)
realloc(p_udf_dirent->psz_name, sizeof(char)*i_len+1); realloc(p_udf_dirent->psz_name, sizeof(char)*i_len+1);