diff options
Diffstat (limited to 'engines/glk/hugo/hugo.cpp')
-rw-r--r-- | engines/glk/hugo/hugo.cpp | 75 |
1 files changed, 34 insertions, 41 deletions
diff --git a/engines/glk/hugo/hugo.cpp b/engines/glk/hugo/hugo.cpp index cd4660d0ef..72db1a2489 100644 --- a/engines/glk/hugo/hugo.cpp +++ b/engines/glk/hugo/hugo.cpp @@ -152,7 +152,7 @@ void Hugo::runGame() { hugo_closefiles(); } -Common::Error Hugo::loadGameData(strid_t save) { +Common::Error Hugo::readSaveData(Common::SeekableReadStream *rs) { char testid[3], testserial[9]; int lbyte, hbyte; int j; @@ -160,18 +160,18 @@ Common::Error Hugo::loadGameData(strid_t save) { long i; /* Check ID */ - testid[0] = (char)hugo_fgetc(save); - testid[1] = (char)hugo_fgetc(save); + testid[0] = (char)hugo_fgetc(rs); + testid[1] = (char)hugo_fgetc(rs); testid[2] = '\0'; - if (hugo_ferror(save)) goto RestoreError; + if (hugo_ferror(rs)) goto RestoreError; if (strcmp(testid, id)) { - GUIErrorMessage("Incorrect save file."); + GUIErrorMessage("Incorrect rs file."); goto RestoreError; } /* Check serial number */ - if (!hugo_fgets(testserial, 9, save)) goto RestoreError; + if (!hugo_fgets(testserial, 9, rs)) goto RestoreError; if (strcmp(testserial, serial)) { GUIErrorMessage("Save file created by different version."); @@ -181,7 +181,7 @@ Common::Error Hugo::loadGameData(strid_t save) { /* Restore variables */ for (k=0; k<MAXGLOBALS+MAXLOCALS; k++) { - if ((lbyte = hugo_fgetc(save))==EOF || (hbyte = hugo_fgetc(save))==EOF) + if ((lbyte = hugo_fgetc(rs))==EOF || (hbyte = hugo_fgetc(rs))==EOF) goto RestoreError; var[k] = lbyte + hbyte * 256; } @@ -193,11 +193,11 @@ Common::Error Hugo::loadGameData(strid_t save) { while (i<codeend-(long)(objtable*16L)) { - if ((hbyte = hugo_fgetc(save))==EOF && hugo_ferror(save)) goto RestoreError; + if ((hbyte = hugo_fgetc(rs))==EOF && hugo_ferror(rs)) goto RestoreError; if (hbyte==0) { - if ((lbyte = hugo_fgetc(save))==EOF && hugo_ferror(save)) goto RestoreError; + if ((lbyte = hugo_fgetc(rs))==EOF && hugo_ferror(rs)) goto RestoreError; SETMEM(objtable*16L+i, (unsigned char)lbyte); i++; @@ -217,28 +217,25 @@ Common::Error Hugo::loadGameData(strid_t save) { } /* Restore undo data */ - if ((lbyte = hugo_fgetc(save))==EOF || (hbyte = hugo_fgetc(save))==EOF) + if ((lbyte = hugo_fgetc(rs))==EOF || (hbyte = hugo_fgetc(rs))==EOF) goto RestoreError; undosize = lbyte + hbyte*256; /* We can only restore undo data if it was saved by a port with the same MAXUNDO as us */ - if (undosize==MAXUNDO) - { - for (k=0; k<MAXUNDO; k++) - { - for (j=0; j<5; j++) - { - if ((lbyte = hugo_fgetc(save))==EOF || (hbyte = hugo_fgetc(save))==EOF) + if (undosize == MAXUNDO) { + for (k = 0; k < MAXUNDO; k++) { + for (j=0; j<5; j++) { + if ((lbyte = hugo_fgetc(rs))==EOF || (hbyte = hugo_fgetc(rs))==EOF) goto RestoreError; undostack[k][j] = lbyte + hbyte*256; } } - if ((lbyte = hugo_fgetc(save))==EOF || (hbyte = hugo_fgetc(save))==EOF) goto RestoreError; + if ((lbyte = hugo_fgetc(rs))==EOF || (hbyte = hugo_fgetc(rs))==EOF) goto RestoreError; undoptr = lbyte + hbyte*256; - if ((lbyte = hugo_fgetc(save))==EOF || (hbyte = hugo_fgetc(save))==EOF) goto RestoreError; + if ((lbyte = hugo_fgetc(rs))==EOF || (hbyte = hugo_fgetc(rs))==EOF) goto RestoreError; undoturn = lbyte + hbyte*256; - if ((lbyte = hugo_fgetc(save))==EOF || (hbyte = hugo_fgetc(save))==EOF) goto RestoreError; + if ((lbyte = hugo_fgetc(rs))==EOF || (hbyte = hugo_fgetc(rs))==EOF) goto RestoreError; undoinvalid = (unsigned char)lbyte, undorecord = (unsigned char)hbyte; } else undoinvalid = true; @@ -249,32 +246,31 @@ RestoreError: return Common::kReadingFailed; } -Common::Error Hugo::saveGameData(strid_t save, const Common::String &desc) { +Common::Error Hugo::writeGameData(Common::WriteStream *ws) { int c, j; int lbyte, hbyte; long i; int samecount = 0; /* Write ID */ - if (hugo_fputc(id[0], save) == EOF || hugo_fputc(id[1], save) == EOF) goto SaveError; + if (hugo_fputc(id[0], ws) == EOF || hugo_fputc(id[1], ws) == EOF) goto SaveError; /* Write serial number */ - if (hugo_fputs(serial, save) == EOF) goto SaveError; + if (hugo_fputs(serial, ws) == EOF) goto SaveError; /* Save variables */ for (c = 0; c<MAXGLOBALS + MAXLOCALS; c++) { hbyte = (unsigned int)var[c] / 256; lbyte = (unsigned int)var[c] - hbyte * 256; - if (hugo_fputc(lbyte, save) == EOF || hugo_fputc(hbyte, save) == EOF) goto SaveError; + if (hugo_fputc(lbyte, ws) == EOF || hugo_fputc(hbyte, ws) == EOF) goto SaveError; } /* Save objtable to end of code space */ if (hugo_fseek(game, objtable * 16L, SEEK_SET)) goto SaveError; - for (i = 0; i <= codeend - (long)(objtable * 16L); i++) - { + for (i = 0; i <= codeend - (long)(objtable * 16L); i++) { if ((lbyte = hugo_fgetc(game)) == EOF) goto SaveError; hbyte = MEM(objtable * 16L + i); @@ -282,45 +278,42 @@ Common::Error Hugo::saveGameData(strid_t save, const Common::String &desc) { if (lbyte == hbyte && samecount<255) samecount++; /* If memory differs (or samecount exceeds 1 byte) */ - else - { + else { if (samecount) - if (hugo_fputc(samecount, save) == EOF) goto SaveError; + if (hugo_fputc(samecount, ws) == EOF) goto SaveError; if (lbyte != hbyte) { - if (hugo_fputc(0, save) == EOF) goto SaveError; - if (hugo_fputc(hbyte, save) == EOF) goto SaveError; + if (hugo_fputc(0, ws) == EOF) goto SaveError; + if (hugo_fputc(hbyte, ws) == EOF) goto SaveError; samecount = 0; } else samecount = 1; } } if (samecount) - if (hugo_fputc(samecount, save) == EOF) goto SaveError; + if (hugo_fputc(samecount, ws) == EOF) goto SaveError; /* Save undo data */ /* Save the number of turns in this port's undo stack */ hbyte = (unsigned int)MAXUNDO / 256; lbyte = (unsigned int)MAXUNDO - hbyte * 256; - if (hugo_fputc(lbyte, save) == EOF || hugo_fputc(hbyte, save) == EOF) + if (hugo_fputc(lbyte, ws) == EOF || hugo_fputc(hbyte, ws) == EOF) goto SaveError; - for (c = 0; c<MAXUNDO; c++) - { - for (j = 0; j<5; j++) - { + for (c = 0; c < MAXUNDO; c++) { + for (j = 0; j < 5; j++) { hbyte = (unsigned int)undostack[c][j] / 256; lbyte = (unsigned int)undostack[c][j] - hbyte * 256; - if (hugo_fputc(lbyte, save) == EOF || hugo_fputc(hbyte, save) == EOF) + if (hugo_fputc(lbyte, ws) == EOF || hugo_fputc(hbyte, ws) == EOF) goto SaveError; } } - if (hugo_fputc(undoptr - (undoptr / 256) * 256, save) == EOF || hugo_fputc(undoptr / 256, save) == EOF) + if (hugo_fputc(undoptr - (undoptr / 256) * 256, ws) == EOF || hugo_fputc(undoptr / 256, ws) == EOF) goto SaveError; - if (hugo_fputc(undoturn - (undoturn / 256) * 256, save) == EOF || hugo_fputc(undoturn / 256, save) == EOF) + if (hugo_fputc(undoturn - (undoturn / 256) * 256, ws) == EOF || hugo_fputc(undoturn / 256, ws) == EOF) goto SaveError; - if (hugo_fputc(undoinvalid, save) == EOF || hugo_fputc(undorecord, save) == EOF) + if (hugo_fputc(undoinvalid, ws) == EOF || hugo_fputc(undorecord, ws) == EOF) goto SaveError; return Common::kNoError; |