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Diffstat (limited to 'core/bgdrtm/src/dirs.c')
| -rw-r--r-- | core/bgdrtm/src/dirs.c | 430 |
1 files changed, 430 insertions, 0 deletions
diff --git a/core/bgdrtm/src/dirs.c b/core/bgdrtm/src/dirs.c new file mode 100644 index 0000000..bb306c8 --- /dev/null +++ b/core/bgdrtm/src/dirs.c @@ -0,0 +1,430 @@ +/* + * Copyright © 2006-2016 SplinterGU (Fenix/Bennugd) + * Copyright © 2002-2006 Fenix Team (Fenix) + * Copyright © 1999-2002 José Luis Cebrián Pagüe (Fenix) + * + * This file is part of Bennu - Game Development + * + * This software is provided 'as-is', without any express or implied + * warranty. In no event will the authors be held liable for any damages + * arising from the use of this software. + * + * Permission is granted to anyone to use this software for any purpose, + * including commercial applications, and to alter it and redistribute it + * freely, subject to the following restrictions: + * + * 1. The origin of this software must not be misrepresented; you must not + * claim that you wrote the original software. If you use this software + * in a product, an acknowledgment in the product documentation would be + * appreciated but is not required. + * + * 2. Altered source versions must be plainly marked as such, and must not be + * misrepresented as being the original software. + * + * 3. This notice may not be removed or altered from any source + * distribution. + * + */ + +/* + * FILE : dirs.c + * DESCRIPTION : directory functions + * + * HISTORY: + * + */ + +#include "bgdrtm.h" +#include "dirs.h" +#include "xstrings.h" + +#include <string.h> +#include <stdlib.h> +#include <ctype.h> + +/* ------------------------------------------------------------------------------------ */ +/* + * FUNCTION : dir_path_convert + * + * Convert a path to the valid OS format + * + * PARAMS : + * char * path: path to convert + * + * RETURN VALUE : + * char *: converted path + * + */ + +char * dir_path_convert( const char * dir ) +{ + char *c, *p ; + + p = strdup( dir ) ; + if ( !p ) return NULL; + + c = p ; + /* Convert characters */ + while ( *p ) + { + if ( *p == PATH_CHAR_ISEP ) *p = PATH_CHAR_SEP ; + p++ ; + } + return c; +} + + +/* ------------------------------------------------------------------------------------ */ +/* + * FUNCTION : dir_current + * + * Retrieve current directory + * + * PARAMS : + * + * RETURN VALUE : + * STRING ID pointing to a system string with the current dir + * + */ + +char * dir_current( void ) +{ + return ( getcwd( NULL, 0 ) ) ; +} + +/* ------------------------------------------------------------------------------------ */ +/* + * FUNCTION : dir_change + * + * Retrieve current directory + * + * PARAMS : + * char * dir: the new current directory + * + * RETURN VALUE : + * 0 - FAILURE + * NON_ZERO - SUCCESS + * + */ + +int dir_change( const char * dir ) +{ + char *c = dir_path_convert( dir ) ; + if ( !c ) return 0; + int r = chdir( c ) ; + free( c ) ; + return r ; +} + +/* ------------------------------------------------------------------------------------ */ +/* + * FUNCTION : dir_create + * + * Retrieve current directory + * + * PARAMS : + * char * dir: the directory to create + * + * RETURN VALUE : + * 0 - FAILURE + * NON_ZERO - SUCCESS + * + */ + +int dir_create( const char * dir ) +{ + char *c = dir_path_convert( dir ) ; + if ( !c ) return 0; +#ifdef WIN32 + int r = mkdir( c ) ; +#else + int r = mkdir( c, 0777 ) ; +#endif + free( c ) ; + return r ; +} + +/* ------------------------------------------------------------------------------------ */ +/* + * FUNCTION : dir_delete + * + * Retrieve current directory + * + * PARAMS : + * char * dir: the directory to delete + * + * RETURN VALUE : + * 0 - FAILURE + * NON_ZERO - SUCCESS + * + */ + +int dir_delete( const char * dir ) +{ + char *c = dir_path_convert( dir ) ; + if ( !c ) return 0; + int r = rmdir( c ) ; + free( c ) ; + return r ; +} + +/* ------------------------------------------------------------------------------------ */ +/* + * FUNCTION : dir_deletefile + * + * Remove a given file + * + * PARAMS : + * char * filename: the file to delete + * + * RETURN VALUE : + * 0 - FAILURE + * NON_ZERO - SUCCESS + * + */ + +int dir_deletefile( const char * filename ) +{ + char *c = dir_path_convert( filename ) ; + if ( !c ) return 0; + int r = unlink( c ) ; + free( c ) ; + return ( r == -1 ) ? 0 : 1 ; +} + +/* ------------------------------------------------------------------------------------ */ + +__DIR_ST * dir_open( const char * path ) +{ + __DIR_ST * hDir = malloc( sizeof( __DIR_ST ) ); + if ( !hDir ) return NULL; + + hDir->path = strdup( path ); + if ( !hDir->path ) + { + free ( hDir ); + return NULL; + } + +#ifdef _WIN32 + hDir->handle = FindFirstFile( hDir->path, &hDir->data ); + hDir->eod = ( hDir->handle == INVALID_HANDLE_VALUE ); + + if ( !hDir->handle ) + { + free( hDir->path ); + free( hDir ); + return NULL; + } +#else + const char * ptr = hDir->path; + char * fptr; + int r; + + hDir->pattern = malloc( strlen( path ) * 4 ); + if ( !hDir->pattern ) + { + free ( hDir->path ); + free ( hDir ); + return NULL; + } + + /* Clean the path creating a case-insensitive match pattern */ + + fptr = hDir->pattern; + while ( *ptr ) + { + if ( *ptr == '\\' ) + { + *fptr++ = '/'; + } + else if ( *ptr >= 'a' && *ptr <= 'z' ) + { + *fptr++ = '['; + *fptr++ = *ptr; + *fptr++ = toupper( *ptr ); + *fptr++ = ']'; + } + else if ( *ptr >= 'A' && *ptr <= 'Z' ) + { + *fptr++ = '['; + *fptr++ = tolower( *ptr ); + *fptr++ = *ptr; + *fptr++ = ']'; + } + else + *fptr++ = *ptr; + ptr++; + } + *fptr = 0; + + /* Convert '*.*' to '*' */ + if ( fptr > hDir->pattern + 2 && fptr[ -1 ] == '*' && fptr[ -2 ] == '.' && fptr[ -3 ] == '*' ) fptr[ -2 ] = 0; + +#if defined(TARGET_MAC) || defined(TARGET_BEOS) + r = glob( hDir->pattern, GLOB_ERR | GLOB_NOSORT, NULL, &hDir->globd ); +#else + r = glob( hDir->pattern, GLOB_ERR | GLOB_PERIOD | GLOB_NOSORT, NULL, &hDir->globd ); +#endif + + if ( r ) + { + free( hDir->pattern ); + free( hDir->path ); + free( hDir ); + return NULL; + } + + hDir->currFile = 0; +#endif + + return hDir; +} + +/* ------------------------------------------------------------------------------------ */ + +void dir_close ( __DIR_ST * hDir ) +{ + free ( hDir->path ); + +#ifdef _WIN32 + FindClose( hDir->handle ); +#else + globfree( &hDir->globd ); + free( hDir->pattern ); +#endif + + free ( hDir ); +} + +/* ------------------------------------------------------------------------------------ */ + +__DIR_FILEINFO_ST * dir_read( __DIR_ST * hDir ) +{ + char realpath[__MAX_PATH]; + char * ptr ; + +#ifdef _WIN32 + SYSTEMTIME time; + + if ( hDir->eod ) return NULL; + + /* Fill the FILEINFO struct */ + strcpy( realpath, hDir->path ); + ptr = realpath + strlen( realpath ); + while ( ptr >= realpath ) + { + if ( *ptr == '\\' || *ptr == '/' ) + { + ptr[ 1 ] = 0; + break; + } + ptr--; + } + + memset( &hDir->info, '\0', sizeof( hDir->info ) ); + + strcat( realpath, hDir->data.cFileName ); + GetFullPathName( realpath, __MAX_PATH, hDir->info.fullpath, &ptr ); + if ( ptr ) * ptr = '\0'; + + strcpy ( hDir->info.filename, hDir->data.cFileName ); + + hDir->info.attributes = (( hDir->data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) ? DIR_FI_ATTR_DIRECTORY : 0 ) | + (( hDir->data.dwFileAttributes & FILE_ATTRIBUTE_HIDDEN ) ? DIR_FI_ATTR_HIDDEN : 0 ) | + (( hDir->data.dwFileAttributes & FILE_ATTRIBUTE_READONLY ) ? DIR_FI_ATTR_READONLY : 0 ); + + hDir->info.size = hDir->data.nFileSizeLow; + + /* Format and store the creation time */ + FileTimeToSystemTime( &hDir->data.ftCreationTime, &time ); + + hDir->info.crtime.tm_sec = time.wSecond; + hDir->info.crtime.tm_min = time.wMinute; + hDir->info.crtime.tm_hour = time.wHour; + hDir->info.crtime.tm_mday = time.wDay; + hDir->info.crtime.tm_mon = time.wMonth - 1; + hDir->info.crtime.tm_year = time.wYear - 1900; + hDir->info.crtime.tm_wday = time.wDayOfWeek; + hDir->info.crtime.tm_yday = time.wMonth; + hDir->info.crtime.tm_isdst = -1; + + /* Format and store the last write time */ + FileTimeToSystemTime( &hDir->data.ftLastWriteTime, &time ); + + hDir->info.mtime.tm_sec = time.wSecond; + hDir->info.mtime.tm_min = time.wMinute; + hDir->info.mtime.tm_hour = time.wHour; + hDir->info.mtime.tm_mday = time.wDay; + hDir->info.mtime.tm_mon = time.wMonth - 1; + hDir->info.mtime.tm_year = time.wYear - 1900; + hDir->info.mtime.tm_wday = time.wDayOfWeek; + hDir->info.mtime.tm_yday = time.wMonth; + hDir->info.mtime.tm_isdst = -1; + + /* Format and store the last access time */ + FileTimeToSystemTime( &hDir->data.ftLastAccessTime, &time ); + + hDir->info.atime.tm_sec = time.wSecond; + hDir->info.atime.tm_min = time.wMinute; + hDir->info.atime.tm_hour = time.wHour; + hDir->info.atime.tm_mday = time.wDay; + hDir->info.atime.tm_mon = time.wMonth - 1; + hDir->info.atime.tm_year = time.wYear - 1900; + hDir->info.atime.tm_wday = time.wDayOfWeek; + hDir->info.atime.tm_yday = time.wMonth; + hDir->info.atime.tm_isdst = -1; + + /* Continue last search */ + if (!FindNextFile( hDir->handle, &hDir->data )) hDir->eod = 1; +#else + struct stat s; + + if ( hDir->currFile == hDir->globd.gl_pathc ) return NULL; + + memset( &hDir->info, '\0', sizeof( hDir->info ) ); + + stat( hDir->globd.gl_pathv[ hDir->currFile ], &s ); + + ptr = strrchr( hDir->globd.gl_pathv[ hDir->currFile ], '/' ); + if ( !ptr ) + { + strcpy ( hDir->info.filename, hDir->globd.gl_pathv[ hDir->currFile ] ); + strcpy ( hDir->info.fullpath, getcwd( realpath, sizeof( realpath ) ) ); + } + else + { + strcpy ( hDir->info.filename, ptr + 1 ); + if ( hDir->globd.gl_pathv[ hDir->currFile ][0] == '/' ) + { + strcpy ( hDir->info.fullpath, hDir->globd.gl_pathv[ hDir->currFile ] ); + hDir->info.fullpath[ ptr - hDir->globd.gl_pathv[ hDir->currFile ] + 1 ] = '\0'; + } + else + { + strcpy ( hDir->info.fullpath, getcwd( realpath, sizeof( realpath ) ) ); + strcat ( hDir->info.fullpath, "/" ); + strcat ( hDir->info.fullpath, hDir->globd.gl_pathv[ hDir->currFile ] ); + ptr = strrchr( hDir->info.fullpath, '/' ); + *(ptr + 1) = '\0'; + } + } + + hDir->info.attributes = (( S_ISDIR( s.st_mode ) ) ? DIR_FI_ATTR_DIRECTORY : 0 ) | + (( hDir->info.filename[0] == '.' ) ? DIR_FI_ATTR_HIDDEN : 0 ) | + (( !( s.st_mode & 0444 ) ) ? DIR_FI_ATTR_READONLY : 0 ); + + hDir->info.size = s.st_size; + + hDir->info.mtime = *localtime( &s.st_mtime ) ; + hDir->info.atime = *localtime( &s.st_atime ) ; + hDir->info.ctime = *localtime( &s.st_ctime ) ; + + hDir->currFile++; + +#endif + + return ( &hDir->info ); +} + +/* ------------------------------------------------------------------------------------ */ |