diff options
author | Chris Apers | 2004-05-25 13:33:31 +0000 |
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committer | Chris Apers | 2004-05-25 13:33:31 +0000 |
commit | df71bebd95645b948a89a80fedc5477272a0aec0 (patch) | |
tree | 72793a132698f47059feff54c21af4ce1af17f9b /backends/PalmOS/Src/missing | |
parent | f29db9e03e272d555bf87ecbfaa187981585f647 (diff) | |
download | scummvm-rg350-df71bebd95645b948a89a80fedc5477272a0aec0.tar.gz scummvm-rg350-df71bebd95645b948a89a80fedc5477272a0aec0.tar.bz2 scummvm-rg350-df71bebd95645b948a89a80fedc5477272a0aec0.zip |
Revamped [...]printf functions, may fix a bug with insane engine since %o was not supported, added more [...]printf functions. Now can easly be used with other projects
svn-id: r13867
Diffstat (limited to 'backends/PalmOS/Src/missing')
-rw-r--r-- | backends/PalmOS/Src/missing/_stdio.cpp | 369 | ||||
-rw-r--r-- | backends/PalmOS/Src/missing/stdio.h | 46 |
2 files changed, 310 insertions, 105 deletions
diff --git a/backends/PalmOS/Src/missing/_stdio.cpp b/backends/PalmOS/Src/missing/_stdio.cpp index 71fbbe0da9..6939448c78 100644 --- a/backends/PalmOS/Src/missing/_stdio.cpp +++ b/backends/PalmOS/Src/missing/_stdio.cpp @@ -21,35 +21,32 @@ */ #include "stdio.h" -#include "extend.h" -static void DrawStatus(Boolean show) { - if (OPTIONS_TST(kOptDisableOnScrDisp)) - return; +FileRef gStdioOutput = 0; - UInt8 x,y; - UInt8 *screen = (UInt8 *)(BmpGetBits(WinGetBitmap(WinGetDisplayWindow()))); - UInt8 color = (show? gVars->indicator.on : gVars->indicator.off); +static LedProc gStdioLedProc = NULL; +static UInt16 gStdioVolRefNum = sysInvalidRefNum; - if (gVars->screenLocked) - screen = (screen == gVars->flipping.pageAddr1) ? gVars->flipping.pageAddr2 : gVars->flipping.pageAddr1; +static void dummy(Boolean){}; - screen += gVars->screenPitch + 1; - for(y=0; y < 4; y++) { - for(x=0; x < 4; x++) - screen[x] = color; +void StdioInit(UInt16 volRefNum, const Char *output, LedProc ledProc) { + gStdioVolRefNum = volRefNum; + + if (ledProc) + gStdioLedProc = ledProc; + else + gStdioLedProc = dummy; + - screen += gVars->screenPitch; - } + VFSFileDelete(gStdioVolRefNum, output); + VFSFileCreate(gStdioVolRefNum, output); + VFSFileOpen (gStdioVolRefNum, output,vfsModeWrite, &gStdioOutput); } -/////////////////////////////////////////////////////////////////////////////// -//FileRef gLogFile; +void StdioRelease() { + VFSFileClose(gStdioOutput); +} -// WARNING : printf functions must only be used if you compile your code with -// 4byte int option, use standard functions if 2byte int mode -// TODO : enable use of 2byte or 4byte (ifdef PRINTF_4BYTE ...) -/////////////////////////////////////////////////////////////////////////////// UInt16 fclose(FileRef *stream) { Err error = VFSFileClose(*stream); @@ -61,7 +58,7 @@ UInt16 fclose(FileRef *stream) { #endif return error; } -/////////////////////////////////////////////////////////////////////////////// + UInt16 feof(FileRef *stream) { Err error = VFSFileEOF(*stream); @@ -88,12 +85,12 @@ UInt16 feof(FileRef *stream) { return error; } -/////////////////////////////////////////////////////////////////////////////// + Char *fgets(Char *s, UInt32 n, FileRef *stream) { UInt32 numBytesRead; - DrawStatus(true); + gStdioLedProc(true); Err error = VFSFileRead(*stream, n, s, &numBytesRead); - DrawStatus(false); + gStdioLedProc(false); if (error == errNone || error == vfsErrFileEOF) { UInt32 reset = 0; Char *endLine = StrChr(s, '\n'); @@ -133,7 +130,7 @@ Char *fgets(Char *s, UInt32 n, FileRef *stream) { return NULL; } -/////////////////////////////////////////////////////////////////////////////// + FileRef *fopen(const Char *filename, const Char *type) { Err err; UInt16 openMode; @@ -153,7 +150,7 @@ FileRef *fopen(const Char *filename, const Char *type) { if (openMode & vfsModeRead) { // if read file : // first try to load from the specfied card - err = VFSFileOpen (gVars->volRefNum, filename, openMode, fileRefP); + err = VFSFileOpen (gStdioVolRefNum, filename, openMode, fileRefP); //if err (not found ?) parse each avalaible card for the specified file if (err) { UInt16 volRefNum; @@ -173,11 +170,11 @@ FileRef *fopen(const Char *filename, const Char *type) { } else { // if write file : // use only the specified card - err = VFSFileDelete(gVars->volRefNum, filename); // delete it if exists - err = VFSFileCreate(gVars->volRefNum, filename); + err = VFSFileDelete(gStdioVolRefNum, filename); // delete it if exists + err = VFSFileCreate(gStdioVolRefNum, filename); openMode = vfsModeWrite; if (!err) { - err = VFSFileOpen (gVars->volRefNum, filename, openMode, fileRefP); + err = VFSFileOpen (gStdioVolRefNum, filename, openMode, fileRefP); if (!err) return fileRefP; } @@ -216,12 +213,12 @@ FileRef *fopen(const Char *filename, const Char *type) { MemPtrFree(fileRefP); // prevent memory leak return NULL; } -/////////////////////////////////////////////////////////////////////////////// + UInt32 fread(void *ptr, UInt32 size, UInt32 nitems, FileRef *stream) { UInt32 numBytesRead; - DrawStatus(true); + gStdioLedProc(true); Err error = VFSFileRead(*stream, size*nitems, ptr, &numBytesRead); - DrawStatus(false); + gStdioLedProc(false); if (error == errNone || error == vfsErrFileEOF) return (UInt32)(numBytesRead/size); @@ -250,24 +247,24 @@ UInt32 fread(void *ptr, UInt32 size, UInt32 nitems, FileRef *stream) { #endif return 0; } -/////////////////////////////////////////////////////////////////////////////// + UInt32 fwrite(const void *ptr, UInt32 size, UInt32 nitems, FileRef *stream) { UInt32 numBytesWritten; - DrawStatus(true); + gStdioLedProc(true); Err error = VFSFileWrite(*stream, size*nitems, ptr, &numBytesWritten); - DrawStatus(false); + gStdioLedProc(false); if (error == errNone || error == vfsErrFileEOF) return (UInt32)(numBytesWritten/size); return NULL; } -/////////////////////////////////////////////////////////////////////////////// + Int32 fseek(FileRef *stream, Int32 offset, Int32 whence) { Err error = VFSFileSeek(*stream, whence, offset); return error; } -/////////////////////////////////////////////////////////////////////////////// + UInt32 ftell(FileRef *stream) { Err e; UInt32 filePos; @@ -278,8 +275,8 @@ UInt32 ftell(FileRef *stream) { return filePos; } -/////////////////////////////////////////////////////////////////////////////// -UInt16 fprintf(FileRef *stream, const Char *format, ...) { + +Int32 fprintf(FileRef *stream, const Char *formatStr, ...) { if (!*stream) return 0; @@ -287,15 +284,15 @@ UInt16 fprintf(FileRef *stream, const Char *format, ...) { Char buf[256]; va_list va; - va_start(va, format); - vsprintf(buf, format, va); + va_start(va, formatStr); + vsprintf(buf, formatStr, va); va_end(va); VFSFileWrite (*stream, StrLen(buf), buf, &numBytesWritten); return numBytesWritten; } -/////////////////////////////////////////////////////////////////////////////// -Int16 printf(const Char *format, ...) { + +Int32 printf(const Char *format, ...) { if (!*stdout) return 0; @@ -310,63 +307,261 @@ Int16 printf(const Char *format, ...) { VFSFileWrite (*stdout, StrLen(buf), buf, &numBytesWritten); return numBytesWritten; } -/////////////////////////////////////////////////////////////////////////////// -Int16 sprintf(Char* s, const Char* formatStr, ...) { - Char buf[256]; + +Int32 sprintf(Char* s, const Char* formatStr, ...) { Int16 count; va_list va; va_start(va, formatStr); - count = vsprintf(buf, formatStr, va); + count = vsprintf(s, formatStr, va); va_end(va); - StrCopy(s,buf); return count; } -/////////////////////////////////////////////////////////////////////////////// -static void StrProcessCModifier(Char *ioStr, UInt16 maxLen) { + +Int32 snprintf(Char* s, UInt32 len, const Char* formatStr, ...) { + // len is ignored + Int16 count; + va_list va; + + va_start(va, formatStr); + count = vsprintf(s, formatStr, va); + va_end(va); + + return count; +} + + +/* WARNING : vsprintf + * ------- + * This function can handle only %[+- ][.0][field length][sxXdoiucp] format strings + * compiler option : 4byte int mode only ! + * + * TODO : check http://www.ijs.si/software/snprintf/ for a potable implementation of vsnprintf + * This one make use of sprintf so need to check if it works with PalmOS. + */ + +static Char *StrIToBase(Char *s, Int32 i, UInt8 b) { + const Char *conv = "0123456789ABCDEF"; + Char o; + Int16 c, n = 0; + Int32 div, mod; + + do { + div = i / b; + mod = i % b; + + s[n++] = *(conv + mod); + i = div; + + } while (i >= b); + + if (i > 0) { + s[n + 0] = *(conv + i); + s[n + 1] = 0; + } else { + s[n + 0] = 0; + n--; + } + + for (c=0; c <= (n >> 1); c++) { + o = s[c]; + s[c] = s[n - c]; + s[n - c]= o; + } + + return s; +} + +static void StrProcC_(Char *ioStr, UInt16 maxLen) { Char *found; - UInt16 length; + Int16 length; - while (found = StrChr(ioStr, '`')) { - if (found[1] == 0) { // if next char is NULL - length = maxLen - (found - ioStr); - MemMove(found, found + 2, length); + while (found = StrStr(ioStr, "`c`")) { + if (found[3] == 0) { // if next char is NULL + length = maxLen - (found - ioStr + 2); + MemMove(found, found + 4, length); maxLen -= 2; } } } -Int16 vsprintf(Char* s, const Char* formatStr, _Palm_va_list argParam) { - Char format[256]; - Int16 retval; - // TODO : need a better modifier - StrCopy(format,formatStr); - StrReplace(format, 256, "%ld", "%d"); - StrReplace(format, 256, "%li", "%i"); - StrReplace(format, 256, "%lx", "%x"); - StrReplace(format, 256, "%lx", "%X"); - StrReplace(format, 256, "%2ld", "%2d"); - StrReplace(format, 256, "%03ld","%.3d"); - StrReplace(format, 256, "%02ld","%.2d"); - StrReplace(format, 256, "%01ld","%.1d"); - StrReplace(format, 256, "%02ld","%02d"); - StrReplace(format, 256, "%02lx","%02x"); - - StrReplace(format, 256, "%2ld","%2d"); - StrReplace(format, 256, "%3ld","%3d"); - StrReplace(format, 256, "%4ld","%4d"); - StrReplace(format, 256, "%5ld","%5d"); - StrReplace(format, 256, "%6ld","%6d"); - StrReplace(format, 256, "%02lx","%02x"); - StrReplace(format, 256, "`%c%c","%c"); - - retval = StrVPrintF(s, format, argParam); // wrong value may be return due to %c%c - StrProcessCModifier(s, 256); +static void StrProcXO(Char *ioStr, UInt16 maxLen, Char *tmp) { + Char *found, *last, mod, fill; + Int16 len, count, next; + Int32 val; + + while (found = StrChr(ioStr, '`')) { + last = StrChr(found + 1, '`'); + + if (!last) + return; + + *last = 0; + next = 0; + fill = *(found + 1); + mod = *(found + 2); + count = StrAToI(found + 3); + + len = maxLen - (last - ioStr); + MemMove(found, (last + 1), len); + + // x and X always 8char on palmos ... o set to 8char (not supported on palmos) + while (found[next] == '0' || found[next] == ' ') // WARNING : reduce size only (TODO ?) + next++; + + // convert to base 8 + if (mod == 'o') { + StrNCopy(tmp, found + next, 8 - next); + tmp[8 - next] = 0; + val = StrAToI(tmp); + StrIToBase(tmp, val, 8); // now we have the same but in octal + next = 8 - StrLen(tmp); + MemMove(found + next, tmp, StrLen(tmp)); + } else { + // if val is 0, keep last 0 + if (next == 8) + next = 7; + } + + if ((8 - next) > count) + count = 8 - next; + + if (count == 0) + count = 1; + + len = maxLen - (found - ioStr) - (8 - count); + MemSet(found, next, fill); + MemMove(found, found + (8 - count), len); + + // ... and upper case + if (mod == 'x') { + while (count--) { + if (*found >='A' && *found <='F') + *found = (*found + 32); + found++; + } + } + } +} + +Int32 vsprintf(Char* s, const Char* formatStr, _Palm_va_list argParam) { + Char format[256], result[256], tmp[32]; + + Char *found, *mod, *num; + UInt32 next; + Boolean zero; + Int16 count, len; + + MemSet(format, sizeof(format), 'x'); + MemSet(result, sizeof(result), 'y'); + MemSet(tmp, sizeof(tmp), 'z'); + + StrCopy(format,formatStr); // copy actual formatStr to temp buffer + next = 0; // start of the string + + while (found = StrChr(format + next, '%')) { + mod = found + 1; + + if (*mod == '%') { // just a % ? + mod++; + + } else { + if (*mod == '+' || + *mod == '-' || + *mod == ' ' ) // skip + mod++; + + if (*mod == '0' || + *mod == '.' ) { + *mod++ = '0'; + zero = true; + } else { + zero = false; + } + + num = mod; + while ( *mod >= '0' && + *mod <= '9' ) // search format char + mod++; + + // get the numeric value + if (num < mod) { + StrNCopy(tmp, num, mod - num); + tmp[mod - num] = 0; + count = StrAToI(tmp); + } else { + count = 0; + } + + if (*mod == 'l') // already set to %...l(x) ? + mod++; + + // prepare new format + if (*mod == 'c') { + StrCopy(tmp, "`c`%c%c"); + + } else if (*mod == 'p') { + StrCopy(tmp, "%08lX"); // %x = %08X in palmos + + } else { + len = 0; + + switch (*mod) { + case 'x': + case 'X': + case 'o': + tmp[0] = '`'; + tmp[1] = (zero) ? '0' : ' '; + tmp[2] = *mod; + StrIToA(tmp + 3, count); + len += StrLen(tmp); + tmp[len++] = '`'; + tmp[len] = 0; + + if (*mod == 'o') { // set as base 10 num and convert later + *mod = 'd'; + count = 8; // force 8char + } + + break; + } + + StrNCopy(tmp + len, found, (num - found)); + len += (num - found); + + if (count) { + StrIToA(tmp + len, count); + len += StrLen(tmp + len); + } + + if (*mod == 'd' || + *mod == 'i' || + *mod == 'x' || + *mod == 'X' || + *mod == 'u' + ) { + tmp[len++] = 'l'; + } + + tmp[len + 0] = *mod; + tmp[len + 1] = 0; + } + + mod++; + MemMove(found + StrLen(tmp), mod, StrLen(mod) + 1); + StrNCopy(found, tmp, StrLen(tmp)); + mod = found + StrLen(tmp); + } + + next = (mod - format); + } + + // Copy result in a temp buffer to process last formats + StrVPrintF(result, format, argParam); + StrProcC_(result, 256); + StrProcXO(result, 256, tmp); + StrCopy(s, result); - return retval; + return StrLen(s); } -/////////////////////////////////////////////////////////////////////////////// -/////////////////////////////////////////////////////////////////////////////// -/////////////////////////////////////////////////////////////////////////////// -/////////////////////////////////////////////////////////////////////////////// diff --git a/backends/PalmOS/Src/missing/stdio.h b/backends/PalmOS/Src/missing/stdio.h index 756e0f8946..393229c165 100644 --- a/backends/PalmOS/Src/missing/stdio.h +++ b/backends/PalmOS/Src/missing/stdio.h @@ -20,38 +20,48 @@ * */ +#ifndef __STDIO_H__ +#define __STDIO_H__ + #include <PalmOS.h> #include <VFSMgr.h> #include <stdarg.h> -#include "globals.h" -//extern UInt16 gVolRefNum; -//extern FileRef gLogFile; +typedef void (*LedProc)(Boolean show); + +extern FileRef gStdioOutput; typedef FileRef FILE; +typedef UInt32 size_t; #define stdin 0 -#define stdout (&gVars->logFile) -#define stderr (&gVars->logFile) +#define stdout (&gStdioOutput) +#define stderr (&gStdioOutput) #define clearerr(a) #define fflush(a) #define vsnprintf(a,b,c,d) vsprintf(a,c,d) -#define snprintf(a,b,c,d) sprintf(a,c,d) #define SEEK_SET vfsOriginBeginning #define SEEK_CUR vfsOriginCurrent #define SEEK_END vfsOriginEnd -UInt16 fclose(FileRef *stream); -UInt16 feof(FileRef *stream); -Char *fgets(Char *s, UInt32 n, FileRef *stream); -FileRef *fopen(const Char *filename, const Char *type); -UInt32 fread(void *ptr, UInt32 size, UInt32 nitems, FileRef *stream); -UInt32 fwrite(const void *ptr, UInt32 size, UInt32 nitems, FileRef *stream); -Int32 fseek(FileRef *stream, Int32 offset, Int32 whence); -UInt32 ftell(FileRef *stream); -UInt16 fprintf(FileRef *stream, const Char *format, ...); -Int16 printf(const Char* formatStr, ...); -Int16 sprintf(Char* s, const Char* formatStr, ...); -Int16 vsprintf(Char* s, const Char* formatStr, _Palm_va_list argParam); +UInt16 fclose (FileRef *stream); +UInt16 feof (FileRef *stream); +Char * fgets (Char *s, UInt32 n, FileRef *stream); +FileRef * fopen (const Char *filename, const Char *type); +UInt32 fread (void *ptr, UInt32 size, UInt32 nitems, FileRef *stream); +UInt32 fwrite (const void *ptr, UInt32 size, UInt32 nitems, FileRef *stream); +Int32 fseek (FileRef *stream, Int32 offset, Int32 whence); +UInt32 ftell (FileRef *stream); + +Int32 fprintf (FileRef *stream, const Char *formatStr, ...); +Int32 printf (const Char* formatStr, ...); +Int32 sprintf (Char* s, const Char* formatStr, ...); +Int32 snprintf(Char* s, UInt32 len, const Char* formatStr, ...); +Int32 vsprintf(Char* s, const Char* formatStr, _Palm_va_list argParam); + +void StdioInit (UInt16 volRefNum, const Char *output, LedProc ledProc); +void StdioRelease(); + +#endif
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