From 974b832c8328c1784f17606a7b2c9755d87898b3 Mon Sep 17 00:00:00 2001 From: Timo Kreuzer Date: Tue, 10 Mar 2009 03:45:44 +0000 Subject: [PATCH] Add sprintf.c for as long as our libcntpr doesn't have it. svn path=/trunk/; revision=39929 --- reactos/dll/3rdparty/freetype/freetype.rbuild | 1 + reactos/dll/3rdparty/freetype/sprintf.c | 742 ++++++++++++++++++ 2 files changed, 743 insertions(+) create mode 100644 reactos/dll/3rdparty/freetype/sprintf.c diff --git a/reactos/dll/3rdparty/freetype/freetype.rbuild b/reactos/dll/3rdparty/freetype/freetype.rbuild index d92963e8e98..4b0df90448b 100644 --- a/reactos/dll/3rdparty/freetype/freetype.rbuild +++ b/reactos/dll/3rdparty/freetype/freetype.rbuild @@ -105,5 +105,6 @@ rosglue.c + sprintf.c freetype.rc diff --git a/reactos/dll/3rdparty/freetype/sprintf.c b/reactos/dll/3rdparty/freetype/sprintf.c new file mode 100644 index 00000000000..60bac91e684 --- /dev/null +++ b/reactos/dll/3rdparty/freetype/sprintf.c @@ -0,0 +1,742 @@ +/* + * PROGRAMMERS: David Welch + * Eric Kohl + * + * TODO: + * - Verify the implementation of '%Z'. + */ + +/* + * linux/lib/vsprintf.c + * + * Copyright (C) 1991, 1992 Linus Torvalds + */ + +/* vsprintf.c -- Lars Wirzenius & Linus Torvalds. */ +/* + * Wirzenius wrote this portably, Torvalds fucked it up :-) + */ + +#define WIN32_NO_STATUS +#include +#include +#include +#include + +#define ZEROPAD 1 /* pad with zero */ +#define SIGN 2 /* unsigned/signed long */ +#define PLUS 4 /* show plus */ +#define SPACE 8 /* space if plus */ +#define LEFT 16 /* left justified */ +#define SPECIAL 32 /* 0x */ +#define LARGE 64 /* use 'ABCDEF' instead of 'abcdef' */ +#define REMOVEHEX 256 /* use 256 as remve 0x frim BASE 16 */ +typedef struct { + unsigned int mantissal:32; + unsigned int mantissah:20; + unsigned int exponent:11; + unsigned int sign:1; +} double_t; + +static +__inline +int +_isinf(double __x) +{ + union + { + double* __x; + double_t* x; + } x; + + x.__x = &__x; + return ( x.x->exponent == 0x7ff && ( x.x->mantissah == 0 && x.x->mantissal == 0 )); +} + +static +__inline +int +_isnan(double __x) +{ + union + { + double* __x; + double_t* x; + } x; + x.__x = &__x; + return ( x.x->exponent == 0x7ff && ( x.x->mantissah != 0 || x.x->mantissal != 0 )); +} + + +static +__inline +int +do_div(long long *n, int base) +{ + int a; + a = ((unsigned long long) *n) % (unsigned) base; + *n = ((unsigned long long) *n) / (unsigned) base; + return a; +} + + +static int skip_atoi(const char **s) +{ + int i=0; + + while (isdigit(**s)) + i = i*10 + *((*s)++) - '0'; + return i; +} + + +static char * +number(char * buf, char * end, long long num, int base, int size, int precision, int type) +{ + char c,sign,tmp[66]; + const char *digits; + const char *small_digits = "0123456789abcdefghijklmnopqrstuvwxyz"; + const char *large_digits = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"; + int i; + + digits = (type & LARGE) ? large_digits : small_digits; + if (type & LEFT) + type &= ~ZEROPAD; + if (base < 2 || base > 36) + return 0; + c = (type & ZEROPAD) ? '0' : ' '; + sign = 0; + if (type & SIGN) { + if (num < 0) { + sign = '-'; + num = -num; + size--; + } else if (type & PLUS) { + sign = '+'; + size--; + } else if (type & SPACE) { + sign = ' '; + size--; + } + } + + if ((type & SPECIAL) && ((type & REMOVEHEX) == 0)) { + if (base == 16) + size -= 2; + + } + i = 0; + if ((num == 0) && (precision !=0)) + tmp[i++] = '0'; + else while (num != 0) + tmp[i++] = digits[do_div(&num,base)]; + if (i > precision) + precision = i; + size -= precision; + if (!(type&(ZEROPAD+LEFT))) { + while(size-->0) { + if (buf <= end) + *buf = ' '; + ++buf; + } + } + if (sign) { + if (buf <= end) + *buf = sign; + ++buf; + } + + if ((type & SPECIAL) && ((type & REMOVEHEX) == 0)) { + if (base==16) { + if (buf <= end) + *buf = '0'; + ++buf; + if (buf <= end) + *buf = digits[33]; + ++buf; + } + } + + if (!(type & LEFT)) { + while (size-- > 0) { + if (buf <= end) + *buf = c; + ++buf; + } + } + while (i < precision--) { + if (buf <= end) + *buf = '0'; + ++buf; + } + while (i-- > 0) { + if (buf <= end) + *buf = tmp[i]; + ++buf; + } + while (size-- > 0) { + if (buf <= end) + *buf = ' '; + ++buf; + } + + return buf; +} + +static char * +numberf(char * buf, char * end, double num, int base, int size, int precision, int type) +{ + char c,sign,tmp[66]; + const char *digits; + const char *small_digits = "0123456789abcdefghijklmnopqrstuvwxyz"; + const char *large_digits = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"; + int i; + long long x; + + /* FIXME + the float version of number is direcly copy of number + */ + + digits = (type & LARGE) ? large_digits : small_digits; + if (type & LEFT) + type &= ~ZEROPAD; + if (base < 2 || base > 36) + return 0; + c = (type & ZEROPAD) ? '0' : ' '; + sign = 0; + if (type & SIGN) { + if (num < 0) { + sign = '-'; + num = -num; + size--; + } else if (type & PLUS) { + sign = '+'; + size--; + } else if (type & SPACE) { + sign = ' '; + size--; + } + } + if (type & SPECIAL) { + if (base == 16) + size -= 2; + else if (base == 8) + size--; + } + i = 0; + if (num == 0) + tmp[i++] = '0'; + else while (num != 0) + { + x = num; + tmp[i++] = digits[do_div(&x,base)]; + num=x; + } + if (i > precision) + precision = i; + size -= precision; + if (!(type&(ZEROPAD+LEFT))) { + while(size-->0) { + if (buf <= end) + *buf = ' '; + ++buf; + } + } + if (sign) { + if (buf <= end) + *buf = sign; + ++buf; + } + if (type & SPECIAL) { + if (base==8) { + if (buf <= end) + *buf = '0'; + ++buf; + } else if (base==16) { + if (buf <= end) + *buf = '0'; + ++buf; + if (buf <= end) + *buf = digits[33]; + ++buf; + } + } + if (!(type & LEFT)) { + while (size-- > 0) { + if (buf <= end) + *buf = c; + ++buf; + } + } + while (i < precision--) { + if (buf <= end) + *buf = '0'; + ++buf; + } + while (i-- > 0) { + if (buf <= end) + *buf = tmp[i]; + ++buf; + } + while (size-- > 0) { + if (buf <= end) + *buf = ' '; + ++buf; + } + return buf; +} + +static char* +string(char* buf, char* end, const char* s, int len, int field_width, int precision, int flags) +{ + int i; + char c; + + c = (flags & ZEROPAD) ? '0' : ' '; + + if (s == NULL) + { + s = ""; + len = 6; + } + else + { + if (len == -1) + { + len = 0; + while ((unsigned int)len < (unsigned int)precision && s[len]) + len++; + } + else + { + if ((unsigned int)len > (unsigned int)precision) + len = precision; + } + } + if (!(flags & LEFT)) + while (len < field_width--) + { + if (buf <= end) + *buf = c; + ++buf; + } + for (i = 0; i < len; ++i) + { + if (buf <= end) + *buf = *s++; + ++buf; + } + while (len < field_width--) + { + if (buf <= end) + *buf = ' '; + ++buf; + } + return buf; +} + +static char* +stringw(char* buf, char* end, const wchar_t* sw, int len, int field_width, int precision, int flags) +{ + int i; + char c; + + c = (flags & ZEROPAD) ? '0' : ' '; + + if (sw == NULL) + { + sw = L""; + len = 6; + } + else + { + if (len == -1) + { + len = 0; + while ((unsigned int)len < (unsigned int)precision && sw[len]) + len++; + } + else + { + if ((unsigned int)len > (unsigned int)precision) + len = precision; + } + } + if (!(flags & LEFT)) + while (len < field_width--) + { + if (buf <= end) + *buf = c; + buf++; + } + for (i = 0; i < len; ++i) + { + if (buf <= end) + *buf = (unsigned char)(*sw++); + buf++; + } + while (len < field_width--) + { + if (buf <= end) + *buf = ' '; + buf++; + } + return buf; +} + +/* + * @implemented + */ +int __cdecl _vsnprintf(char *buf, size_t cnt, const char *fmt, va_list args) +{ + int len; + unsigned long long num; + double _double; + + int base; + char *str, *end; + const char *s; + const wchar_t *sw; + + int flags; /* flags to number() */ + + int field_width; /* width of output field */ + int precision; /* min. # of digits for integers; max + number of chars for from string */ + int qualifier; /* 'h', 'l', 'L', 'I' or 'w' for integer fields */ + + /* clear the string buffer with zero so we do not need NULL terment it at end */ + + str = buf; + end = buf + cnt - 1; + if (end < buf - 1) { + end = ((char *) -1); + cnt = end - buf + 1; + } + + for ( ; *fmt ; ++fmt) { + if (*fmt != '%') { + if (str <= end) + *str = *fmt; + ++str; + continue; + } + + /* process flags */ + flags = 0; + repeat: + ++fmt; /* this also skips first '%' */ + switch (*fmt) { + case '-': flags |= LEFT; goto repeat; + case '+': flags |= PLUS; goto repeat; + case ' ': flags |= SPACE; goto repeat; + case '#': flags |= SPECIAL; goto repeat; + case '0': flags |= ZEROPAD; goto repeat; + } + + /* get field width */ + field_width = -1; + if (isdigit(*fmt)) + field_width = skip_atoi(&fmt); + else if (*fmt == '*') { + ++fmt; + /* it's the next argument */ + field_width = va_arg(args, int); + if (field_width < 0) { + field_width = -field_width; + flags |= LEFT; + } + } + + /* get the precision */ + precision = -1; + if (*fmt == '.') { + ++fmt; + if (isdigit(*fmt)) + precision = skip_atoi(&fmt); + else if (*fmt == '*') { + ++fmt; + /* it's the next argument */ + precision = va_arg(args, int); + } + if (precision < 0) + precision = 0; + } + + /* get the conversion qualifier */ + qualifier = -1; + if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L' || *fmt == 'w') { + qualifier = *fmt; + ++fmt; + } else if (*fmt == 'I' && *(fmt+1) == '6' && *(fmt+2) == '4') { + qualifier = *fmt; + fmt += 3; + } else if (*fmt == 'I' && *(fmt+1) == '3' && *(fmt+2) == '2') { + qualifier = 'l'; + fmt += 3; + } else if (*fmt == 'F' && *(fmt+1) == 'p') { + fmt += 1; + flags |= REMOVEHEX; + } + + /* default base */ + base = 10; + + switch (*fmt) { + case 'c': /* finished */ + if (qualifier == 'l' || qualifier == 'w') { + wchar_t sw1[2]; + /* print unicode string */ + sw1[0] = (wchar_t) va_arg(args, int); + sw1[1] = 0; + str = stringw(str, end, (wchar_t *)&sw1, -1, field_width, precision, flags); + } else { + char s1[2]; + /* print ascii string */ + s1[0] = ( unsigned char) va_arg(args, int); + s1[1] = 0; + str = string(str, end, (char *)&s1, -1, field_width, precision, flags); + } + continue; + + case 'C': /* finished */ + if (!(flags & LEFT)) + while (--field_width > 0) { + if (str <= end) + *str = ' '; + ++str; + } + if (qualifier == 'h') { + if (str <= end) + *str = (unsigned char) va_arg(args, int); + ++str; + } else { + if (str <= end) + *str = (unsigned char)(wchar_t) va_arg(args, int); + ++str; + } + while (--field_width > 0) { + if (str <= end) + *str = ' '; + ++str; + } + continue; + + case 's': /* finished */ + if (qualifier == 'l' || qualifier == 'w') { + /* print unicode string */ + sw = va_arg(args, wchar_t *); + str = stringw(str, end, sw, -1, field_width, precision, flags); + } else { + /* print ascii string */ + s = va_arg(args, char *); + str = string(str, end, s, -1, field_width, precision, flags); + } + continue; + + case 'S': + if (qualifier == 'h') { + /* print ascii string */ + s = va_arg(args, char *); + str = string(str, end, s, -1, field_width, precision, flags); + } else { + /* print unicode string */ + sw = va_arg(args, wchar_t *); + str = stringw(str, end, sw, -1, field_width, precision, flags); + } + continue; + + case 'Z': + if (qualifier == 'w') { + /* print counted unicode string */ + PUNICODE_STRING pus = va_arg(args, PUNICODE_STRING); + if ((pus == NULL) || (pus->Buffer == NULL)) { + sw = NULL; + len = -1; + } else { + sw = pus->Buffer; + len = pus->Length / sizeof(WCHAR); + } + str = stringw(str, end, sw, len, field_width, precision, flags); + } else { + /* print counted ascii string */ + PANSI_STRING pus = va_arg(args, PANSI_STRING); + if ((pus == NULL) || (pus->Buffer == NULL)) { + s = NULL; + len = -1; + } else { + s = pus->Buffer; + len = pus->Length; + } + str = string(str, end, s, len, field_width, precision, flags); + } + continue; + + case 'p': + if ((flags & LARGE) == 0) + flags |= LARGE; + + if (field_width == -1) { + field_width = 2 * sizeof(void *); + flags |= ZEROPAD; + } + str = number(str, end, + (ULONG_PTR) va_arg(args, void *), 16, + field_width, precision, flags); + continue; + + case 'n': + /* FIXME: What does C99 say about the overflow case here? */ + if (qualifier == 'l') { + long * ip = va_arg(args, long *); + *ip = (str - buf); + } else { + int * ip = va_arg(args, int *); + *ip = (str - buf); + } + continue; + + /* float number formats - set up the flags and "break" */ + case 'e': + case 'E': + case 'f': + case 'g': + case 'G': + _double = (double)va_arg(args, double); + if ( _isnan(_double) ) { + s = "Nan"; + len = 3; + while ( len > 0 ) { + if (str <= end) + *str = *s++; + ++str; + len --; + } + } else if ( _isinf(_double) < 0 ) { + s = "-Inf"; + len = 4; + while ( len > 0 ) { + if (str <= end) + *str = *s++; + ++str; + len --; + } + } else if ( _isinf(_double) > 0 ) { + s = "+Inf"; + len = 4; + while ( len > 0 ) { + if (str <= end) + *str = *s++; + ++str; + len --; + } + } else { + if ( precision == -1 ) + precision = 6; + str = numberf(str, end, (int)_double, base, field_width, precision, flags); + } + + continue; + + + /* integer number formats - set up the flags and "break" */ + case 'o': + base = 8; + break; + + case 'b': + base = 2; + break; + + case 'X': + flags |= LARGE; + case 'x': + base = 16; + break; + + case 'd': + case 'i': + flags |= SIGN; + case 'u': + break; + + default: + if (*fmt) { + if (str <= end) + *str = *fmt; + ++str; + } else + --fmt; + continue; + } + + if (qualifier == 'I') + num = va_arg(args, unsigned long long); + else if (qualifier == 'l') { + if (flags & SIGN) + num = va_arg(args, long); + else + num = va_arg(args, unsigned long); + } + else if (qualifier == 'h') { + if (flags & SIGN) + num = va_arg(args, int); + else + num = va_arg(args, unsigned int); + } + else { + if (flags & SIGN) + num = va_arg(args, int); + else + num = va_arg(args, unsigned int); + } + str = number(str, end, num, base, field_width, precision, flags); + } + if (str <= end) + *str = '\0'; + else if (cnt > 0) + /* don't write out a null byte if the buf size is zero */ + *end = '\0'; + return str-buf; +} + + +/* + * @implemented + */ +int sprintf(char * buf, const char *fmt, ...) +{ + va_list args; + int i; + + va_start(args, fmt); + i=_vsnprintf(buf,MAXLONG,fmt,args); + va_end(args); + return i; +} + + +/* + * @implemented + */ +int _snprintf(char * buf, size_t cnt, const char *fmt, ...) +{ + va_list args; + int i; + + va_start(args, fmt); + i=_vsnprintf(buf,cnt,fmt,args); + va_end(args); + return i; +} + + +/* + * @implemented + */ +int __cdecl vsprintf(char *buf, const char *fmt, va_list args) +{ + return _vsnprintf(buf,MAXLONG,fmt,args); +} + +/* EOF */