diff options
Diffstat (limited to 'sfmain.c')
| -rw-r--r-- | sfmain.c | 131 |
1 files changed, 128 insertions, 3 deletions
@@ -17,17 +17,20 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ +#define __STDC_WANT_LIB_EXT1__ 1 #include <stdio.h> #include <stdlib.h> #include <string.h> #include <time.h> #include <dos.h> +#include <sys/stat.h> #include "version.h" #include "dlog.h" #include "vboxshfl.h" #include "dostsr.h" #include "sftsr.h" +#include "unicode.h" static char get_drive_letter(const char *path) { if (!path || path[0] == '\0') return '\0'; @@ -77,6 +80,7 @@ static int list_folders(LPTSRDATA data) continue; } + (void)utf8_to_local(data, str.buf, str.buf, NULL); printf(" %s on %c:\n", str.buf, drive_index_to_letter(i)); } @@ -95,6 +99,7 @@ static int list_folders(LPTSRDATA data) continue; } + (void)utf8_to_local(data, str.buf, str.buf, NULL); printf(" %s\n", str.buf); } @@ -172,7 +177,7 @@ static int unmount_shfl(LPTSRDATA data, int drive) return 0; } -static int mount(LPTSRDATA data, const char *folder, char drive_letter) +static int mount(LPTSRDATA data, char *folder, char drive_letter) { int drive = drive_letter_to_index(drive_letter); DOSLOL __far *lol = dos_get_list_of_lists(); @@ -209,6 +214,7 @@ static int mount(LPTSRDATA data, const char *folder, char drive_letter) // By setting the physical flag, we also let DOS know the drive is present cds->flags = DOS_CDS_FLAG_NETWORK | DOS_CDS_FLAG_PHYSICAL; + (void)utf8_to_local(data, folder, folder, NULL); printf("Shared folder '%s' mounted as drive %c:\n", folder, drive_letter); return EXIT_SUCCESS; @@ -335,6 +341,117 @@ static int rescan(LPTSRDATA data) return 0; } +static int get_nls(uint8_t __far * __far *file_upper_case, FCHAR __far * __far *file_char) +{ + union REGS r; + struct SREGS s; + static NLSTABLE nls_table; + + segread(&s); + + // Get FUCASE (File Uppercase Table) + // + r.w.ax = 0x6504; + r.x.bx = r.x.dx = 0xffff; + r.x.cx = 5; + + s.es = s.ds; + r.x.di = (uint16_t) &nls_table; + + intdosx(&r, &r, &s); + + if (r.x.cx != 5) + return 1; + + *file_upper_case = (uint8_t __far *)nls_table.table_data + 2; // Skip size word + + // Get FCHAR (File Terminator Table) + // + r.w.ax = 0x6505; + + intdosx(&r, &r, &s); + + if ( r.x.cx != 5 ) + return 1; + + *file_char = (FCHAR __far *)nls_table.table_data; + + return 0; +} + +static void load_unicode_table(uint16_t far *unicode_table) +{ + union REGS r; + char filename[13]; + char fullpath[_MAX_PATH]; + char buffer[256]; + struct stat filestat; + FILE *f; + int i, ret; + + // get current Code Page + // + // AX = 6601h + // Return: CF set on error + // AX = error code (see #01680 at AH=59h/BX=0000h) + // CF clear if successful + // BX = active code page (see #01757) <--- + // DX = system code page (see #01757) + // + r.w.ax = 0x6601; + + intdos(&r, &r); + + if (r.x.cflag) { + // Can't get codepage. Use ASCII only + // + fputs("Warning: Active code page not found", stderr); + goto error; + } + + sprintf(filename, r.x.bx > 999 ? "c%duni.tbl" : "cp%duni.tbl", r.x.bx); + + _searchenv(filename, "PATH", fullpath); + if ( '\0' == fullpath[0] ) { + fprintf(stderr, "Warning: Can't find Unicode table: %s", filename); + goto error; + } + + f = fopen(fullpath, "rb"); + + if ( NULL == f ) { + fprintf(stderr, "Warning: Can't load Unicode table: %s", filename); + goto error; + } + + if ( EOF == fscanf_s(f, "Unicode (%s)", buffer, sizeof(buffer)) ) { + fprintf(stderr, "Warning: Invalid file format: %s", filename); + goto close; + } + + ret = fread(buffer, 1, 3, f); + + if ( ret != 3 || buffer[0] != '\r' || buffer[1] != '\n' || buffer[2] != 1 ) { + fprintf(stderr, "Warning: Invalid file format: %s", filename); + goto close; + } + + if ( 256 != (ret = fread( buffer, 1, 256, f )) ) { + fprintf(stderr, "Warning: Can't load Unicode table: %s", filename); + goto close; + } + + _fmemcpy(unicode_table, (char far *)buffer, 256); + + return; + +close: + fclose(f); +error: + fputs( ". Defaulting to cp437\n", stderr ); + +} + static int configure_driver(LPTSRDATA data) { unsigned i; @@ -395,6 +512,14 @@ static int configure_driver(LPTSRDATA data) return -1; } + err = get_nls(&data->file_upper_case, &data->file_char); + if (err) { + puts("Cannot get the NLS tables."); + return -1; + } + + load_unicode_table( &data->unicode_table); + printf("Connected to VirtualBox shared folder service\n"); return 0; @@ -594,13 +719,13 @@ int main(int argc, const char *argv[]) if (!data) return driver_not_found(); return list_folders(data); } else if (stricmp(argv[argi], "mount") == 0) { - const char *folder; + char *folder; char drive; if (!data) return driver_not_found(); argi++; if (argi >= argc) return arg_required("mount"); - folder = argv[argi]; + folder = (char *) argv[argi]; argi++; if (argi >= argc) return arg_required("mount"); drive = get_drive_letter(argv[argi]); |