diff options
Diffstat (limited to 'engines/sci/engine/kfile.cpp')
| -rw-r--r-- | engines/sci/engine/kfile.cpp | 618 |
1 files changed, 284 insertions, 334 deletions
diff --git a/engines/sci/engine/kfile.cpp b/engines/sci/engine/kfile.cpp index 9c4235852f..2dd7a4478a 100644 --- a/engines/sci/engine/kfile.cpp +++ b/engines/sci/engine/kfile.cpp @@ -58,8 +58,7 @@ static struct _savegame_index_struct { ** Otherwise, the new file is then opened for reading or writing. */ static FILE * -f_open_mirrored(state_t *s, char *fname) -{ +f_open_mirrored(state_t *s, char *fname) { int fd; char *buf = NULL; int fsize; @@ -91,7 +90,7 @@ f_open_mirrored(state_t *s, char *fname) if (!IS_VALID_FD(fd) && buf) { free(buf); sciprintf("kfile.c: f_open_mirrored(): Warning: Could not create '%s' in '%s' (%d bytes to copy)\n", - fname, s->work_dir, fsize); + fname, s->work_dir, fsize); return NULL; } @@ -100,7 +99,7 @@ f_open_mirrored(state_t *s, char *fname) ret = write(fd, buf, fsize); if (ret < fsize) { sciprintf("kfile.c: f_open_mirrored(): Warning: Could not write all %ld bytes to '%s' in '%s' (only wrote %ld)\n", - (long)fsize, fname, s->work_dir, ret); + (long)fsize, fname, s->work_dir, ret); } free(buf); @@ -118,8 +117,7 @@ f_open_mirrored(state_t *s, char *fname) void -file_open(state_t *s, char *filename, int mode) -{ +file_open(state_t *s, char *filename, int mode) { int retval = 1; /* Ignore file_handles[0] */ FILE *file = NULL; @@ -138,8 +136,8 @@ file_open(state_t *s, char *filename, int mode) } if ((!file) && ((mode == _K_FILE_MODE_OPEN_OR_CREATE) || (mode == _K_FILE_MODE_CREATE))) { - file = sci_fopen(filename, "w" FO_BINARY "+"); /* Attempt to create file */ - SCIkdebug(SCIkFILE, "Creating file %s with mode %d\n", filename, mode); + file = sci_fopen(filename, "w" FO_BINARY "+"); /* Attempt to create file */ + SCIkdebug(SCIkFILE, "Creating file %s with mode %d\n", filename, mode); } if (!file) { /* Failed */ SCIkdebug(SCIkFILE, "file_open() failed\n"); @@ -159,43 +157,39 @@ file_open(state_t *s, char *filename, int mode) } reg_t -kFOpen(state_t *s, int funct_nr, int argc, reg_t *argv) -{ - char *name = kernel_dereference_char_pointer(s, argv[0], 0); - int mode = UKPV(1); +kFOpen(state_t *s, int funct_nr, int argc, reg_t *argv) { + char *name = kernel_dereference_char_pointer(s, argv[0], 0); + int mode = UKPV(1); - file_open(s, name, mode); - return s->r_acc; + file_open(s, name, mode); + return s->r_acc; } -void file_close(state_t *s, int handle) -{ - SCIkdebug(SCIkFILE, "Closing file %d\n", handle); +void file_close(state_t *s, int handle) { + SCIkdebug(SCIkFILE, "Closing file %d\n", handle); - if (handle == 0) { - SCIkwarn(SCIkERROR, "Attempt to close file handle 0\n"); - return; - } + if (handle == 0) { + SCIkwarn(SCIkERROR, "Attempt to close file handle 0\n"); + return; + } - if ((handle >= s->file_handles_nr) || (s->file_handles[handle] == NULL)) { - SCIkwarn(SCIkERROR, "Attempt to close invalid/unused file handle %d\n", handle); - return; - } + if ((handle >= s->file_handles_nr) || (s->file_handles[handle] == NULL)) { + SCIkwarn(SCIkERROR, "Attempt to close invalid/unused file handle %d\n", handle); + return; + } - fclose(s->file_handles[handle]); + fclose(s->file_handles[handle]); - s->file_handles[handle] = NULL; + s->file_handles[handle] = NULL; } reg_t -kFClose(state_t *s, int funct_nr, int argc, reg_t *argv) -{ - file_close(s, UKPV(0)); - return s->r_acc; +kFClose(state_t *s, int funct_nr, int argc, reg_t *argv) { + file_close(s, UKPV(0)); + return s->r_acc; } -void fputs_wrapper(state_t *s, int handle, int size, char *data) -{ +void fputs_wrapper(state_t *s, int handle, int size, char *data) { SCIkdebug(SCIkFILE, "FPuts'ing \"%s\" to handle %d\n", data, handle); if (handle == 0) { @@ -211,26 +205,24 @@ void fputs_wrapper(state_t *s, int handle, int size, char *data) fwrite(data, 1, size, s->file_handles[handle]); } -void fwrite_wrapper(state_t *s, int handle, char *data, int length) -{ - SCIkdebug(SCIkFILE, "fwrite()'ing \"%s\" to handle %d\n", data, handle); +void fwrite_wrapper(state_t *s, int handle, char *data, int length) { + SCIkdebug(SCIkFILE, "fwrite()'ing \"%s\" to handle %d\n", data, handle); - if (handle == 0) { - SCIkwarn(SCIkERROR, "Attempt to write to file handle 0\n"); - return; - } + if (handle == 0) { + SCIkwarn(SCIkERROR, "Attempt to write to file handle 0\n"); + return; + } - if ((handle >= s->file_handles_nr) || (s->file_handles[handle] == NULL)) { - SCIkwarn(SCIkERROR, "Attempt to write to invalid/unused file handle %d\n", handle); - return; - } + if ((handle >= s->file_handles_nr) || (s->file_handles[handle] == NULL)) { + SCIkwarn(SCIkERROR, "Attempt to write to invalid/unused file handle %d\n", handle); + return; + } - fwrite(data, 1, length, s->file_handles[handle]); + fwrite(data, 1, length, s->file_handles[handle]); } -reg_t kFPuts(state_t *s, int funct_nr, int argc, reg_t *argv) -{ +reg_t kFPuts(state_t *s, int funct_nr, int argc, reg_t *argv) { int handle = UKPV(0); char *data = kernel_dereference_char_pointer(s, argv[1], 0); @@ -239,75 +231,71 @@ reg_t kFPuts(state_t *s, int funct_nr, int argc, reg_t *argv) } static void -fgets_wrapper(state_t *s, char *dest, int maxsize, int handle) -{ - SCIkdebug(SCIkFILE, "FGets'ing %d bytes from handle %d\n", maxsize, handle); +fgets_wrapper(state_t *s, char *dest, int maxsize, int handle) { + SCIkdebug(SCIkFILE, "FGets'ing %d bytes from handle %d\n", maxsize, handle); - if (handle == 0) { - SCIkwarn(SCIkERROR, "Attempt to read from file handle 0\n"); - return; - } + if (handle == 0) { + SCIkwarn(SCIkERROR, "Attempt to read from file handle 0\n"); + return; + } - if ((handle >= s->file_handles_nr) || (s->file_handles[handle] == NULL)) { - SCIkwarn(SCIkERROR, "Attempt to read from invalid/unused file handle %d\n", handle); - return; - } + if ((handle >= s->file_handles_nr) || (s->file_handles[handle] == NULL)) { + SCIkwarn(SCIkERROR, "Attempt to read from invalid/unused file handle %d\n", handle); + return; + } - fgets(dest, maxsize, s->file_handles[handle]); + fgets(dest, maxsize, s->file_handles[handle]); - SCIkdebug(SCIkFILE, "FGets'ed \"%s\"\n", dest); + SCIkdebug(SCIkFILE, "FGets'ed \"%s\"\n", dest); } static void -fread_wrapper(state_t *s, char *dest, int bytes, int handle) -{ - SCIkdebug(SCIkFILE, "fread()'ing %d bytes from handle %d\n", bytes, handle); +fread_wrapper(state_t *s, char *dest, int bytes, int handle) { + SCIkdebug(SCIkFILE, "fread()'ing %d bytes from handle %d\n", bytes, handle); - if (handle == 0) { - SCIkwarn(SCIkERROR, "Attempt to read from file handle 0\n"); - return; - } + if (handle == 0) { + SCIkwarn(SCIkERROR, "Attempt to read from file handle 0\n"); + return; + } - if ((handle >= s->file_handles_nr) || (s->file_handles[handle] == NULL)) { - SCIkwarn(SCIkERROR, "Attempt to read from invalid/unused file handle %d\n", handle); - return; - } + if ((handle >= s->file_handles_nr) || (s->file_handles[handle] == NULL)) { + SCIkwarn(SCIkERROR, "Attempt to read from invalid/unused file handle %d\n", handle); + return; + } - s->r_acc=make_reg(0,fread(dest, 1, bytes, s->file_handles[handle])); + s->r_acc = make_reg(0, fread(dest, 1, bytes, s->file_handles[handle])); } static void -fseek_wrapper(state_t *s, int handle, int offset, int whence) -{ +fseek_wrapper(state_t *s, int handle, int offset, int whence) { - if (handle == 0) { - SCIkwarn(SCIkERROR, "Attempt seek on file handle 0\n"); - return; - } + if (handle == 0) { + SCIkwarn(SCIkERROR, "Attempt seek on file handle 0\n"); + return; + } - if ((handle >= s->file_handles_nr) || (s->file_handles[handle] == NULL)) { - SCIkwarn(SCIkERROR, "Attempt seek on invalid/unused file handle %d\n", handle); - return; - } + if ((handle >= s->file_handles_nr) || (s->file_handles[handle] == NULL)) { + SCIkwarn(SCIkERROR, "Attempt seek on invalid/unused file handle %d\n", handle); + return; + } - s->r_acc=make_reg(0, fseek(s->file_handles[handle], offset, whence)); + s->r_acc = make_reg(0, fseek(s->file_handles[handle], offset, whence)); } static char * -_chdir_savedir(state_t *s) -{ +_chdir_savedir(state_t *s) { char *cwd = sci_getcwd(); - char *save_dir = kernel_dereference_char_pointer(s, - make_reg(s->sys_strings_segment, SYS_STRING_SAVEDIR), 0); + char *save_dir = kernel_dereference_char_pointer(s, + make_reg(s->sys_strings_segment, SYS_STRING_SAVEDIR), 0); if (chdir(save_dir) && sci_mkpath(save_dir)) { sciprintf(__FILE__": Can't chdir to savegame dir '%s' or " - "create it\n", save_dir); + "create it\n", save_dir); sci_free(cwd); return NULL; @@ -320,11 +308,10 @@ _chdir_savedir(state_t *s) } static void -_chdir_restoredir(char *dir) -{ +_chdir_restoredir(char *dir) { if (chdir(dir)) { sciprintf(__FILE__": Can't seem to return to previous homedir '%s'\n", - dir); + dir); } free(dir); } @@ -332,14 +319,13 @@ _chdir_restoredir(char *dir) #define TEST_DIR_OR_QUIT(dir) if (!dir) { return NULL_REG; } reg_t -kFGets(state_t *s, int funct_nr, int argc, reg_t *argv) -{ - char *dest = kernel_dereference_char_pointer(s, argv[0], 0); - int maxsize = UKPV(1); - int handle = UKPV(2); +kFGets(state_t *s, int funct_nr, int argc, reg_t *argv) { + char *dest = kernel_dereference_char_pointer(s, argv[0], 0); + int maxsize = UKPV(1); + int handle = UKPV(2); - fgets_wrapper(s, dest, maxsize, handle); - return argv[0]; + fgets_wrapper(s, dest, maxsize, handle); + return argv[0]; } @@ -347,8 +333,7 @@ kFGets(state_t *s, int funct_nr, int argc, reg_t *argv) ** Writes the cwd to the supplied address and returns the address in acc. */ reg_t -kGetCWD(state_t *s, int funct_nr, int argc, reg_t *argv) -{ +kGetCWD(state_t *s, int funct_nr, int argc, reg_t *argv) { char *wd = sci_getcwd(); char *targetaddr = kernel_dereference_char_pointer(s, argv[0], 0); @@ -356,7 +341,7 @@ kGetCWD(state_t *s, int funct_nr, int argc, reg_t *argv) targetaddr[MAX_SAVE_DIR_SIZE - 1] = 0; /* Terminate */ SCIkdebug(SCIkFILE, "Copying cwd='%s'(%d chars) to %p", - wd, strlen(wd), targetaddr); + wd, strlen(wd), targetaddr); free(wd); return argv[0]; @@ -364,8 +349,7 @@ kGetCWD(state_t *s, int funct_nr, int argc, reg_t *argv) /* Returns a dynamically allocated pointer to the name of the requested save dir */ char * -_k_get_savedir_name(int nr) -{ +_k_get_savedir_name(int nr) { char suffices[] = "0123456789abcdefghijklmnopqrstuvwxyz"; char *savedir_name = (char*)sci_malloc(strlen(FREESCI_SAVEDIR_PREFIX) + 2); assert(nr >= 0); @@ -378,8 +362,7 @@ _k_get_savedir_name(int nr) } void -delete_savegame(state_t *s, int savedir_nr) -{ +delete_savegame(state_t *s, int savedir_nr) { char *workdir = _chdir_savedir(s); char *savedir = _k_get_savedir_name(savedir_nr); char buffer[256]; @@ -397,7 +380,7 @@ delete_savegame(state_t *s, int savedir_nr) free(savedir); _chdir_restoredir(workdir); } - + #define K_DEVICE_INFO_GET_DEVICE 0 #define K_DEVICE_INFO_GET_CURRENT_DEVICE 1 #define K_DEVICE_INFO_PATHS_EQUAL 2 @@ -408,62 +391,61 @@ delete_savegame(state_t *s, int savedir_nr) #ifdef WIN32 reg_t -kDeviceInfo_Win32(state_t *s, int funct_nr, int argc, reg_t *argv) -{ +kDeviceInfo_Win32(state_t *s, int funct_nr, int argc, reg_t *argv) { char dir_buffer[MAXPATHLEN], dir_buffer2[MAXPATHLEN]; int mode = UKPV(0); - switch(mode) { + switch (mode) { case K_DEVICE_INFO_GET_DEVICE: { char *input_s = (char*)kernel_dereference_bulk_pointer(s, argv[1], 0); char *output_s = (char*)kernel_dereference_bulk_pointer(s, argv[2], 0); - GetFullPathName (input_s, sizeof (dir_buffer)-1, dir_buffer, NULL); + GetFullPathName(input_s, sizeof(dir_buffer) - 1, dir_buffer, NULL); strncpy(output_s, dir_buffer, 2); output_s [2] = 0; } - break; + break; case K_DEVICE_INFO_GET_CURRENT_DEVICE: { char *output_s = (char*)kernel_dereference_bulk_pointer(s, argv[1], 0); - _getcwd (dir_buffer, sizeof (dir_buffer)-1); + _getcwd(dir_buffer, sizeof(dir_buffer) - 1); strncpy(output_s, dir_buffer, 2); output_s [2] = 0; } - break; + break; case K_DEVICE_INFO_PATHS_EQUAL: { char *path1_s = (char*)kernel_dereference_bulk_pointer(s, argv[1], 0); char *path2_s = (char*)kernel_dereference_bulk_pointer(s, argv[2], 0); - GetFullPathName (path1_s, sizeof (dir_buffer)-1, dir_buffer, NULL); - GetFullPathName (path2_s, sizeof (dir_buffer2)-1, dir_buffer2, NULL); + GetFullPathName(path1_s, sizeof(dir_buffer) - 1, dir_buffer, NULL); + GetFullPathName(path2_s, sizeof(dir_buffer2) - 1, dir_buffer2, NULL); #ifdef _MSC_VER - return make_reg(0, !stricmp (path1_s, path2_s)); + return make_reg(0, !stricmp(path1_s, path2_s)); #else - return make_reg(0, !strcasecmp (path1_s, path2_s)); + return make_reg(0, !strcasecmp(path1_s, path2_s)); #endif } - break; + break; case K_DEVICE_INFO_IS_FLOPPY: { char *input_s = (char*)kernel_dereference_bulk_pointer(s, argv[1], 0); - GetFullPathName (input_s, sizeof (dir_buffer)-1, dir_buffer, NULL); + GetFullPathName(input_s, sizeof(dir_buffer) - 1, dir_buffer, NULL); dir_buffer [3] = 0; /* leave X:\ */ - return make_reg(0, GetDriveType (dir_buffer) == DRIVE_REMOVABLE); + return make_reg(0, GetDriveType(dir_buffer) == DRIVE_REMOVABLE); } - break; + break; -/* SCI uses these in a less-than-portable way to delete savegames. -** Read http://www-plan.cs.colorado.edu/creichen/freesci-logs/2005.10/log20051019.html -** for more information on our workaround for this. -*/ + /* SCI uses these in a less-than-portable way to delete savegames. + ** Read http://www-plan.cs.colorado.edu/creichen/freesci-logs/2005.10/log20051019.html + ** for more information on our workaround for this. + */ case K_DEVICE_INFO_GET_SAVECAT_NAME: { char *output_buffer = kernel_dereference_char_pointer(s, argv[1], 0); char *game_prefix = kernel_dereference_char_pointer(s, argv[2], 0); @@ -471,7 +453,7 @@ kDeviceInfo_Win32(state_t *s, int funct_nr, int argc, reg_t *argv) sprintf(output_buffer, "%s/__throwaway", s->work_dir); } - break; + break; case K_DEVICE_INFO_GET_SAVEFILE_NAME: { char *output_buffer = kernel_dereference_char_pointer(s, argv[1], 0); char *game_prefix = kernel_dereference_char_pointer(s, argv[2], 0); @@ -479,7 +461,7 @@ kDeviceInfo_Win32(state_t *s, int funct_nr, int argc, reg_t *argv) sprintf(output_buffer, "%s/__throwaway", s->work_dir); delete_savegame(s, savegame_id); } - break; + break; default: { SCIkwarn(SCIkERROR, "Unknown DeviceInfo() sub-command: %d\n", mode); } @@ -490,25 +472,24 @@ kDeviceInfo_Win32(state_t *s, int funct_nr, int argc, reg_t *argv) #else /* !WIN32 */ reg_t -kDeviceInfo_Unix(state_t *s, int funct_nr, int argc, reg_t *argv) -{ +kDeviceInfo_Unix(state_t *s, int funct_nr, int argc, reg_t *argv) { int mode = UKPV(0); - switch(mode) { + switch (mode) { case K_DEVICE_INFO_GET_DEVICE: { char *output_s = kernel_dereference_char_pointer(s, argv[2], 0); strcpy(output_s, "/"); } - break; + break; case K_DEVICE_INFO_GET_CURRENT_DEVICE: { char *output_s = kernel_dereference_char_pointer(s, argv[1], 0); strcpy(output_s, "/"); } - break; + break; case K_DEVICE_INFO_PATHS_EQUAL: { char *path1_s = kernel_dereference_char_pointer(s, argv[1], 0); @@ -516,35 +497,35 @@ kDeviceInfo_Unix(state_t *s, int funct_nr, int argc, reg_t *argv) //return make_reg(0, !strcmp(path1_s, path2_s)); return make_reg(0, Common::matchString(path2_s, path1_s, true)); - } - break; + } + break; case K_DEVICE_INFO_IS_FLOPPY: { return NULL_REG; /* Never */ } - break; + break; -/* SCI uses these in a less-than-portable way to delete savegames. -** Read http://www-plan.cs.colorado.edu/creichen/freesci-logs/2005.10/log20051019.html -** for more information on our workaround for this. -*/ + /* SCI uses these in a less-than-portable way to delete savegames. + ** Read http://www-plan.cs.colorado.edu/creichen/freesci-logs/2005.10/log20051019.html + ** for more information on our workaround for this. + */ case K_DEVICE_INFO_GET_SAVECAT_NAME: { char *output_buffer = kernel_dereference_char_pointer(s, argv[1], 0); -/* char *game_prefix = kernel_dereference_char_pointer(s, argv[2], 0);*/ + /* char *game_prefix = kernel_dereference_char_pointer(s, argv[2], 0);*/ sprintf(output_buffer, "%s/__throwaway", s->work_dir); } - break; + break; case K_DEVICE_INFO_GET_SAVEFILE_NAME: { char *output_buffer = kernel_dereference_char_pointer(s, argv[1], 0); -/* char *game_prefix = kernel_dereference_char_pointer(s, argv[2], 0);*/ + /* char *game_prefix = kernel_dereference_char_pointer(s, argv[2], 0);*/ int savegame_id = UKPV(3); sprintf(output_buffer, "%s/__throwaway", s->work_dir); delete_savegame(s, savegame_id); } - break; + break; default: { SCIkwarn(SCIkERROR, "Unknown DeviceInfo() sub-command: %d\n", mode); } @@ -557,81 +538,77 @@ kDeviceInfo_Unix(state_t *s, int funct_nr, int argc, reg_t *argv) reg_t -kGetSaveDir(state_t *s, int funct_nr, int argc, reg_t *argv) -{ +kGetSaveDir(state_t *s, int funct_nr, int argc, reg_t *argv) { return make_reg(s->sys_strings_segment, SYS_STRING_SAVEDIR); } reg_t -kCheckFreeSpace(state_t *s, int funct_nr, int argc, reg_t *argv) -{ - char *path = kernel_dereference_char_pointer(s, argv[0], 0); - char *testpath = (char*)sci_malloc(strlen(path) + 15); - char buf[1024]; - int fd; - int failed = 0; - int pathlen; - - strcpy(testpath, path); - strcat(testpath, "freesci.foo"); - pathlen = strlen(testpath); - - while (IS_VALID_FD(fd = open(testpath, O_RDONLY))) { - close(fd); - if (testpath[pathlen - 2] == 'z') { /* Failed. */ - SCIkwarn(SCIkWARNING, "Failed to find non-existing file for free space test\n"); - free(testpath); - return NULL_REG; - } - - /* If this file couldn't be created, try freesci.fop, freesci.foq etc., - ** then freesci.fpa, freesci.fpb. Stop at freesci.fza. - ** Yes, this is extremely arbitrary and very strange. - */ - if (testpath[pathlen - 1] == 'z') { - testpath[pathlen - 1] = 'a'; - ++testpath[pathlen - 2]; - } - else - ++testpath[pathlen - 1]; - } - - fd = creat(testpath, 0600); - - if (!IS_VALID_FD(fd)) { - SCIkwarn(SCIkWARNING,"Could not test for disk space: %s\n", strerror(errno)); - SCIkwarn(SCIkWARNING,"Test path was '%s'\n", testpath); - free(testpath); - return NULL_REG; - } - - memset(buf, 0, sizeof(buf)); - for (int i = 0; i < 1024; i++) /* Check for 1 MB */ - if (write(fd, buf, 1024) < 1024) - failed = 1; - - close(fd); - - remove(testpath); - - sci_free(testpath); - - return make_reg(0, !failed); +kCheckFreeSpace(state_t *s, int funct_nr, int argc, reg_t *argv) { + char *path = kernel_dereference_char_pointer(s, argv[0], 0); + char *testpath = (char*)sci_malloc(strlen(path) + 15); + char buf[1024]; + int fd; + int failed = 0; + int pathlen; + + strcpy(testpath, path); + strcat(testpath, "freesci.foo"); + pathlen = strlen(testpath); + + while (IS_VALID_FD(fd = open(testpath, O_RDONLY))) { + close(fd); + if (testpath[pathlen - 2] == 'z') { /* Failed. */ + SCIkwarn(SCIkWARNING, "Failed to find non-existing file for free space test\n"); + free(testpath); + return NULL_REG; + } + + /* If this file couldn't be created, try freesci.fop, freesci.foq etc., + ** then freesci.fpa, freesci.fpb. Stop at freesci.fza. + ** Yes, this is extremely arbitrary and very strange. + */ + if (testpath[pathlen - 1] == 'z') { + testpath[pathlen - 1] = 'a'; + ++testpath[pathlen - 2]; + } else + ++testpath[pathlen - 1]; + } + + fd = creat(testpath, 0600); + + if (!IS_VALID_FD(fd)) { + SCIkwarn(SCIkWARNING, "Could not test for disk space: %s\n", strerror(errno)); + SCIkwarn(SCIkWARNING, "Test path was '%s'\n", testpath); + free(testpath); + return NULL_REG; + } + + memset(buf, 0, sizeof(buf)); + for (int i = 0; i < 1024; i++) /* Check for 1 MB */ + if (write(fd, buf, 1024) < 1024) + failed = 1; + + close(fd); + + remove(testpath); + + sci_free(testpath); + + return make_reg(0, !failed); } int _k_check_file(char *filename, int minfilesize) - /* Returns 0 if the file exists and is big enough */ +/* Returns 0 if the file exists and is big enough */ { return (sci_file_size(filename) < minfilesize); } int -_k_find_savegame_by_name(char *game_id_file, char *name) -{ +_k_find_savegame_by_name(char *game_id_file, char *name) { int savedir_nr = -1; int i; char *buf = NULL; @@ -664,8 +641,7 @@ _k_find_savegame_by_name(char *game_id_file, char *name) #ifdef __DC__ static long -get_file_mtime(int fd) -{ +get_file_mtime(int fd) { /* FIXME (Dreamcast): Not yet implemented */ return 0; } @@ -685,8 +661,7 @@ get_file_mtime(int fd) */ static long -get_file_mtime_Unix(int fd) /* returns the */ -{ +get_file_mtime_Unix(int fd) { /* returns the */ struct stat fd_stat; fstat(fd, &fd_stat); @@ -695,15 +670,13 @@ get_file_mtime_Unix(int fd) /* returns the */ #endif static int -_savegame_index_struct_compare(const void *a, const void *b) -{ +_savegame_index_struct_compare(const void *a, const void *b) { return ((struct _savegame_index_struct *)b)->timestamp - - ((struct _savegame_index_struct *)a)->timestamp; + - ((struct _savegame_index_struct *)a)->timestamp; } static void -update_savegame_indices(const char *gfname) -{ +update_savegame_indices(const char *gfname) { int i; _savegame_indices_nr = 0; @@ -731,8 +704,7 @@ update_savegame_indices(const char *gfname) } int -test_savegame(state_t *s, char *savegame_id, char *savegame_name, int savegame_name_length) -{ +test_savegame(state_t *s, char *savegame_id, char *savegame_name, int savegame_name_length) { FILE *f; char buffer[80]; int version = -1; @@ -741,12 +713,10 @@ test_savegame(state_t *s, char *savegame_id, char *savegame_name, int savegame_n f = fopen("state", "r"); if (!f) return 0; - while (!feof(f)) - { + while (!feof(f)) { char *seeker; fgets(buffer, sizeof(buffer), f); - if ((seeker = strstr(buffer, "savegame_version = ")) != NULL) - { + if ((seeker = strstr(buffer, "savegame_version = ")) != NULL) { seeker += strlen("savegame_version = "); version = strtol(seeker, NULL, 10); break; @@ -759,8 +729,7 @@ test_savegame(state_t *s, char *savegame_id, char *savegame_name, int savegame_n } reg_t -kCheckSaveGame(state_t *s, int funct_nr, int argc, reg_t *argv) -{ +kCheckSaveGame(state_t *s, int funct_nr, int argc, reg_t *argv) { char *game_id = kernel_dereference_char_pointer(s, argv[0], 0); int savedir_nr = UKPV(1); char *buf = NULL; @@ -779,7 +748,7 @@ kCheckSaveGame(state_t *s, int funct_nr, int argc, reg_t *argv) savedir_nr = _savegame_indices[savedir_nr].id; - if (savedir_nr > MAX_SAVEGAME_NR-1) { + if (savedir_nr > MAX_SAVEGAME_NR - 1) { _chdir_restoredir(workdir); return NULL_REG; } @@ -794,8 +763,7 @@ kCheckSaveGame(state_t *s, int funct_nr, int argc, reg_t *argv) reg_t -kGetSaveFiles(state_t *s, int funct_nr, int argc, reg_t *argv) -{ +kGetSaveFiles(state_t *s, int funct_nr, int argc, reg_t *argv) { char *game_id = kernel_dereference_char_pointer(s, argv[0], 0); char *nametarget = kernel_dereference_char_pointer(s, argv[1], 0); reg_t nametarget_base = argv[1]; @@ -822,7 +790,7 @@ kGetSaveFiles(state_t *s, int funct_nr, int argc, reg_t *argv) if ((idfile = sci_fopen(gfname, "r"))) { /* Valid game ID file: Assume valid game */ char namebuf[SCI_MAX_SAVENAME_LENGTH]; /* Save game name buffer */ - fgets(namebuf, SCI_MAX_SAVENAME_LENGTH-1, idfile); + fgets(namebuf, SCI_MAX_SAVENAME_LENGTH - 1, idfile); if (strlen(namebuf) > 0) { if (namebuf[strlen(namebuf) - 1] == '\n') @@ -853,8 +821,7 @@ kGetSaveFiles(state_t *s, int funct_nr, int argc, reg_t *argv) } reg_t -kSaveGame(state_t *s, int funct_nr, int argc, reg_t *argv) -{ +kSaveGame(state_t *s, int funct_nr, int argc, reg_t *argv) { char *game_id = (char*)kernel_dereference_bulk_pointer(s, argv[0], 0); char *savegame_dir; int savedir_nr = UKPV(1); @@ -889,7 +856,7 @@ kSaveGame(state_t *s, int funct_nr, int argc, reg_t *argv) if (savedir_id >= MAX_SAVEGAME_NR) { sciprintf("Internal error: Free savegame ID is %d, shouldn't happen!\n", - savedir_id); + savedir_id); return NULL_REG; } @@ -920,7 +887,7 @@ kSaveGame(state_t *s, int funct_nr, int argc, reg_t *argv) s->r_acc = NULL_REG; } - chdir (".."); + chdir(".."); s->r_acc = make_reg(0, 1); } free(game_id_file_name); @@ -933,8 +900,7 @@ kSaveGame(state_t *s, int funct_nr, int argc, reg_t *argv) reg_t -kRestoreGame(state_t *s, int funct_nr, int argc, reg_t *argv) -{ +kRestoreGame(state_t *s, int funct_nr, int argc, reg_t *argv) { char *game_id = (char*)kernel_dereference_bulk_pointer(s, argv[0], 0); int savedir_nr = UKPV(1); char *workdir = _chdir_savedir(s); @@ -980,8 +946,7 @@ kRestoreGame(state_t *s, int funct_nr, int argc, reg_t *argv) reg_t -kValidPath(state_t *s, int funct_nr, int argc, reg_t *argv) -{ +kValidPath(state_t *s, int funct_nr, int argc, reg_t *argv) { char *pathname = kernel_dereference_char_pointer(s, argv[0], 0); char cpath[MAXPATHLEN + 1]; getcwd(cpath, MAXPATHLEN + 1); @@ -1007,8 +972,7 @@ kValidPath(state_t *s, int funct_nr, int argc, reg_t *argv) char * -write_filename_to_mem(state_t *s, reg_t address, char *string) -{ +write_filename_to_mem(state_t *s, reg_t address, char *string) { char *mem = kernel_dereference_char_pointer(s, address, 0); if (string) { @@ -1020,28 +984,26 @@ write_filename_to_mem(state_t *s, reg_t address, char *string) } void -next_file(state_t *s) -{ +next_file(state_t *s) { if (write_filename_to_mem(s, s->dirseeker_outbuffer, - sci_find_next(&(s->dirseeker)))) + sci_find_next(&(s->dirseeker)))) s->r_acc = s->dirseeker_outbuffer; else s->r_acc = NULL_REG; } void -first_file(state_t *s, const char *dir, char *mask, reg_t buffer) -{ +first_file(state_t *s, const char *dir, char *mask, reg_t buffer) { if (!buffer.segment) { sciprintf("Warning: first_file(state,\"%s\",\"%s\", 0) invoked!\n", - dir, mask); + dir, mask); s->r_acc = NULL_REG; return; } if (strcmp(dir, ".")) { sciprintf("%s L%d: Non-local first_file: Not implemented yet\n", - __FILE__, __LINE__); + __FILE__, __LINE__); s->r_acc = NULL_REG; return; } @@ -1053,114 +1015,102 @@ first_file(state_t *s, const char *dir, char *mask, reg_t buffer) s->dirseeker_outbuffer = buffer; if (write_filename_to_mem(s, s->dirseeker_outbuffer, - sci_find_first(&(s->dirseeker), mask))) + sci_find_first(&(s->dirseeker), mask))) s->r_acc = s->dirseeker_outbuffer; else s->r_acc = NULL_REG; } reg_t -kFileIO(state_t *s, int funct_nr, int argc, reg_t *argv) -{ - int func_nr = UKPV(0); +kFileIO(state_t *s, int funct_nr, int argc, reg_t *argv) { + int func_nr = UKPV(0); - switch (func_nr) { + switch (func_nr) { - case K_FILEIO_OPEN : - { - char *name = kernel_dereference_char_pointer(s, argv[1], 0); - int mode = UKPV(2); + case K_FILEIO_OPEN : { + char *name = kernel_dereference_char_pointer(s, argv[1], 0); + int mode = UKPV(2); - file_open(s, name, mode); - break; - } - case K_FILEIO_CLOSE : - { - int handle = UKPV(1); + file_open(s, name, mode); + break; + } + case K_FILEIO_CLOSE : { + int handle = UKPV(1); - file_close(s, handle); - break; - } - case K_FILEIO_READ_RAW : - { - int handle = UKPV(1); - char *dest = kernel_dereference_char_pointer(s, argv[2], 0); - int size = UKPV(3); - - fread_wrapper(s, dest, size, handle); - break; - } - case K_FILEIO_WRITE_RAW : - { - int handle = UKPV(1); - char *buf = kernel_dereference_char_pointer(s, argv[2], 0); - int size = UKPV(3); - - fwrite_wrapper(s, handle, buf, size); - break; - } - case K_FILEIO_UNLINK : - { - char *name = kernel_dereference_char_pointer(s, argv[1], 0); + file_close(s, handle); + break; + } + case K_FILEIO_READ_RAW : { + int handle = UKPV(1); + char *dest = kernel_dereference_char_pointer(s, argv[2], 0); + int size = UKPV(3); - unlink(name); - break; - } - case K_FILEIO_READ_STRING : - { - char *dest = kernel_dereference_char_pointer(s, argv[1], 0); - int size = UKPV(2); - int handle = UKPV(3); - - fgets_wrapper(s, dest, size, handle); - return argv[1]; - } - case K_FILEIO_WRITE_STRING : - { - int handle = UKPV(1); - int size = UKPV(3); - char *buf = kernel_dereference_char_pointer(s, argv[2], size); - - if (buf) - fputs_wrapper(s, handle, size, buf); - break; - } - case K_FILEIO_SEEK : - { - int handle = UKPV(1); - int offset = UKPV(2); - int whence = UKPV(3); - - fseek_wrapper(s, handle, offset, whence); - break; - } - case K_FILEIO_FIND_FIRST : - { - char *mask = kernel_dereference_char_pointer(s, argv[1], 0); - reg_t buf = argv[2]; - /* int attr = UKPV(3); */ /* We won't use this, Win32 might, though... */ + fread_wrapper(s, dest, size, handle); + break; + } + case K_FILEIO_WRITE_RAW : { + int handle = UKPV(1); + char *buf = kernel_dereference_char_pointer(s, argv[2], 0); + int size = UKPV(3); + + fwrite_wrapper(s, handle, buf, size); + break; + } + case K_FILEIO_UNLINK : { + char *name = kernel_dereference_char_pointer(s, argv[1], 0); + + unlink(name); + break; + } + case K_FILEIO_READ_STRING : { + char *dest = kernel_dereference_char_pointer(s, argv[1], 0); + int size = UKPV(2); + int handle = UKPV(3); + + fgets_wrapper(s, dest, size, handle); + return argv[1]; + } + case K_FILEIO_WRITE_STRING : { + int handle = UKPV(1); + int size = UKPV(3); + char *buf = kernel_dereference_char_pointer(s, argv[2], size); + + if (buf) + fputs_wrapper(s, handle, size, buf); + break; + } + case K_FILEIO_SEEK : { + int handle = UKPV(1); + int offset = UKPV(2); + int whence = UKPV(3); + + fseek_wrapper(s, handle, offset, whence); + break; + } + case K_FILEIO_FIND_FIRST : { + char *mask = kernel_dereference_char_pointer(s, argv[1], 0); + reg_t buf = argv[2]; + /* int attr = UKPV(3); */ /* We won't use this, Win32 might, though... */ #ifndef WIN32 - if (strcmp(mask, "*.*")==0) strcpy(mask, "*"); /* For UNIX */ + if (strcmp(mask, "*.*") == 0) strcpy(mask, "*"); /* For UNIX */ #endif - first_file(s, ".", mask, buf); + first_file(s, ".", mask, buf); - break; - } - case K_FILEIO_FIND_NEXT : - { - next_file(s); - break; - } - case K_FILEIO_STAT : - { - char *name = kernel_dereference_char_pointer(s, argv[1], 0); - s->r_acc=make_reg(0, 1-_k_check_file(name, 0)); - break; - } - default : - SCIkwarn(SCIkERROR, "Unknown FileIO() sub-command: %d\n", func_nr); - } + break; + } + case K_FILEIO_FIND_NEXT : { + next_file(s); + break; + } + case K_FILEIO_STAT : { + char *name = kernel_dereference_char_pointer(s, argv[1], 0); + s->r_acc = make_reg(0, 1 - _k_check_file(name, 0)); + break; + } + default : + SCIkwarn(SCIkERROR, "Unknown FileIO() sub-command: %d\n", func_nr); + } - return s->r_acc; + return s->r_acc; } |