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@ -13,16 +13,13 @@
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#include <sys/types.h>
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#include <sys/types.h>
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#endif
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#endif
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/* for byte_copy */
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/* for byte_copy */
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#include "byte.h"
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#include <libowfat/byte.h>
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#include <libowfat/compiler.h>
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#ifdef __cplusplus
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#ifdef __cplusplus
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extern "C" {
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extern "C" {
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#endif
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#endif
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#ifndef __pure__
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#define __pure__
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#endif
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#define FMT_LONG 41 /* enough space to hold -2^127 in decimal, plus \0 */
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#define FMT_LONG 41 /* enough space to hold -2^127 in decimal, plus \0 */
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#define FMT_ULONG 40 /* enough space to hold 2^128 - 1 in decimal, plus \0 */
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#define FMT_ULONG 40 /* enough space to hold 2^128 - 1 in decimal, plus \0 */
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#define FMT_8LONG 44 /* enough space to hold 2^128 - 1 in octal, plus \0 */
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#define FMT_8LONG 44 /* enough space to hold 2^128 - 1 in octal, plus \0 */
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@ -50,31 +47,38 @@ extern "C" {
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/* convert signed src integer -23 to ASCII '-','2','3', return number of
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/* convert signed src integer -23 to ASCII '-','2','3', return number of
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* bytes of value in output format (3 in this example).
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* bytes of value in output format (3 in this example).
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* If dest is not NULL, write result to dest */
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* If dest is not NULL, write result to dest */
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size_t fmt_long(char *dest,signed long src) __pure__;
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att_write(1)
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size_t fmt_long(char *dest,signed long src) noexcept;
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/* convert unsigned src integer 23 to ASCII '2','3', return number of
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/* convert unsigned src integer 23 to ASCII '2','3', return number of
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* bytes of value in output format (2 in this example).
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* bytes of value in output format (2 in this example).
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* If dest is not NULL, write result to dest */
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* If dest is not NULL, write result to dest */
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size_t fmt_ulong(char *dest,unsigned long src) __pure__;
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att_write(1)
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size_t fmt_ulong(char *dest,unsigned long src) noexcept;
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/* convert unsigned src integer 0x23 to ASCII '2','3', return number of
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/* convert unsigned src integer 0x23 to ASCII '2','3', return number of
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* bytes of value in output format (2 in this example).
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* bytes of value in output format (2 in this example).
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* If dest is not NULL, write result to dest */
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* If dest is not NULL, write result to dest */
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size_t fmt_xlong(char *dest,unsigned long src) __pure__;
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att_write(1)
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size_t fmt_xlong(char *dest,unsigned long src) noexcept;
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/* convert unsigned src integer 023 to ASCII '2','3', return number of
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/* convert unsigned src integer 023 to ASCII '2','3', return number of
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* bytes of value in output format (2 in this example).
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* bytes of value in output format (2 in this example).
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* If dest is not NULL, write result to dest */
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* If dest is not NULL, write result to dest */
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size_t fmt_8long(char *dest,unsigned long src) __pure__;
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att_write(1)
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size_t fmt_8long(char *dest,unsigned long src) noexcept;
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/* like fmt_long but for long long */
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/* like fmt_long but for long long */
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size_t fmt_longlong(char *dest,signed long long src) __pure__;
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att_write(1)
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size_t fmt_longlong(char *dest,signed long long src) noexcept;
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/* like fmt_ulong but for unsigned long long */
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/* like fmt_ulong but for unsigned long long */
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size_t fmt_ulonglong(char *dest,unsigned long long src) __pure__;
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att_write(1)
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size_t fmt_ulonglong(char *dest,unsigned long long src) noexcept;
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/* like fmt_xlong but for unsigned long long */
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/* like fmt_xlong but for unsigned long long */
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size_t fmt_xlonglong(char *dest,unsigned long long src) __pure__;
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att_write(1)
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size_t fmt_xlonglong(char *dest,unsigned long long src) noexcept;
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#define fmt_uint(dest,src) fmt_ulong(dest,src)
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#define fmt_uint(dest,src) fmt_ulong(dest,src)
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#define fmt_int(dest,src) fmt_long(dest,src)
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#define fmt_int(dest,src) fmt_long(dest,src)
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@ -85,22 +89,26 @@ size_t fmt_xlonglong(char *dest,unsigned long long src) __pure__;
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* Does not truncate! */
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* Does not truncate! */
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/* fmt_ulong0(buf,23,4) -> '0','0','2','3' return 4 */
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/* fmt_ulong0(buf,23,4) -> '0','0','2','3' return 4 */
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/* fmt_ulong0(buf,234,2) -> '2','3','4', return 3 */
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/* fmt_ulong0(buf,234,2) -> '2','3','4', return 3 */
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size_t fmt_ulong0(char *,unsigned long src,size_t padto) __pure__;
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att_write(1)
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size_t fmt_ulong0(char *,unsigned long src,size_t padto) noexcept;
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#define fmt_uint0(buf,src,padto) fmt_ulong0(buf,src,padto)
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#define fmt_uint0(buf,src,padto) fmt_ulong0(buf,src,padto)
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/* convert src double 1.7 to ASCII '1','.','7', return length.
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/* convert src double 1.7 to ASCII '1','.','7', return length.
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* If dest is not NULL, write result to dest */
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* If dest is not NULL, write result to dest */
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size_t fmt_double(char *dest, double d,int max,int prec) __pure__;
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att_write(1)
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size_t fmt_double(char *dest, double d,int max,int prec) noexcept;
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/* if src is negative, write '-' and return 1.
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/* if src is negative, write '-' and return 1.
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* if src is positive, write '+' and return 1.
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* if src is positive, write '+' and return 1.
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* otherwise return 0 */
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* otherwise return 0 */
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size_t fmt_plusminus(char *dest,int src) __pure__;
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att_write(1)
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size_t fmt_plusminus(char *dest,int src) noexcept;
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/* if src is negative, write '-' and return 1.
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/* if src is negative, write '-' and return 1.
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* otherwise return 0. */
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* otherwise return 0. */
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size_t fmt_minus(char *dest,int src) __pure__;
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att_write(1)
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size_t fmt_minus(char *dest,int src) noexcept;
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/* copy str to dest until \0 byte, return number of copied bytes. */
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/* copy str to dest until \0 byte, return number of copied bytes. */
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/* fmt_str(NULL,str) == strlen(str) */
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/* fmt_str(NULL,str) == strlen(str) */
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@ -112,13 +120,17 @@ size_t fmt_minus(char *dest,int src) __pure__;
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* This is more efficient because strcat needs to scan the string to
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* This is more efficient because strcat needs to scan the string to
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* find the end and append.
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* find the end and append.
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*/
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*/
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size_t fmt_str(char *dest,const char *src) __pure__;
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att_write(1)
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size_t fmt_str(char *dest,const char *src) noexcept;
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/* copy str to dest until \0 byte or limit bytes copied.
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/* copy str to dest until \0 byte or limit bytes copied.
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* return number of copied bytes. */
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* return number of copied bytes. */
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size_t fmt_strn(char *dest,const char *src,size_t limit) __pure__;
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att_writen(1,3)
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att_readn(2,3)
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size_t fmt_strn(char *dest,const char *src,size_t limit) noexcept;
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/* copy n bytes from src to dest, return n */
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/* copy n bytes from src to dest, return n */
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att_writen(1,3)
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static inline size_t fmt_copybytes(char* dest,const char* src,size_t n) {
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static inline size_t fmt_copybytes(char* dest,const char* src,size_t n) {
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if (dest) byte_copy(dest,n,src);
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if (dest) byte_copy(dest,n,src);
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return n;
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return n;
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@ -135,59 +147,103 @@ static inline size_t fmt_copybytes(char* dest,const char* src,size_t n) {
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* write padlen-srclen spaces, if that is >= 0. Then copy srclen
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* write padlen-srclen spaces, if that is >= 0. Then copy srclen
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* characters from src. Truncate only if total length is larger than
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* characters from src. Truncate only if total length is larger than
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* maxlen. Return number of characters written. */
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* maxlen. Return number of characters written. */
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size_t fmt_pad(char* dest,const char* src,size_t srclen,size_t padlen,size_t maxlen) __pure__;
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att_writen(1,5)
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att_readn(2,3)
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size_t fmt_pad(char* dest,const char* src,size_t srclen,size_t padlen,size_t maxlen) noexcept;
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/* "foo" -> "foo "
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/* "foo" -> "foo "
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* append padlen-srclen spaces after dest, if that is >= 0. Truncate
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* append padlen-srclen spaces after dest, if that is >= 0. Truncate
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* only if total length is larger than maxlen. Return number of
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* only if total length is larger than maxlen. Return number of
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* characters written. */
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* characters written. */
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size_t fmt_fill(char* dest,size_t srclen,size_t padlen,size_t maxlen) __pure__;
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att_writen(1,4)
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size_t fmt_fill(char* dest,size_t srclen,size_t padlen,size_t maxlen) noexcept;
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/* 1 -> "1", 4900 -> "4.9k", 2300000 -> "2.3M" */
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/* 1 -> "1", 4900 -> "4.9k", 2300000 -> "2.3M" */
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size_t fmt_human(char* dest,unsigned long long l) __pure__;
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att_write(1)
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size_t fmt_human(char* dest,unsigned long long l) noexcept;
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/* 1 -> "1", 4900 -> "4.8k", 2300000 -> "2.2M" */
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/* 1 -> "1", 4900 -> "4.8k", 2300000 -> "2.2M" */
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size_t fmt_humank(char* dest,unsigned long long l) __pure__;
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att_write(1)
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size_t fmt_humank(char* dest,unsigned long long l) noexcept;
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/* "Sun, 06 Nov 1994 08:49:37 GMT" */
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/* "Sun, 06 Nov 1994 08:49:37 GMT" */
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size_t fmt_httpdate(char* dest,time_t t); /* not marked pure because it calls gmtime */
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att_write(1)
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size_t fmt_httpdate(char* dest,time_t t) noexcept; /* not marked pure because it calls gmtime */
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/* "2014-05-27T19:22:16.247Z" */
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/* "2014-05-27T19:22:16.247Z" */
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size_t fmt_iso8601(char* dest,time_t t) __pure__;
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att_write(1)
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size_t fmt_iso8601(char* dest,time_t t) noexcept;
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#define FMT_UTF8 5
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#define FMT_UTF8 5
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#define FMT_ASN1LENGTH 17 /* enough space to hold 2^128-1 */
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#define FMT_ASN1LENGTH 17 /* enough space to hold 2^128-1 */
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#define FMT_ASN1TAG 19 /* enough space to hold 2^128-1 */
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#define FMT_ASN1TAG 19 /* enough space to hold 2^128-1 */
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/* some variable length encodings for integers */
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/* some variable length encodings for integers */
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size_t fmt_utf8(char* dest,uint32_t n) __pure__; /* can store 0-0x7fffffff */
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att_write(1)
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size_t fmt_utf8_scratch(char* dest,uint32_t n) __pure__; /* same, but is allowed to overwrite up to 7 additional bytes */
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size_t fmt_utf8(char* dest,uint32_t n) noexcept; /* can store 0-0x7fffffff */
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size_t fmt_asn1derlength(char* dest,unsigned long long l) __pure__; /* 0-0x7f: 1 byte, above that 1+bytes_needed bytes */
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size_t fmt_asn1derlength_scratch(char* dest,unsigned long long l) __pure__; /* same, but is allowed to overwrite up to 7 additional bytes */
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att_write(1)
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size_t fmt_asn1dertag(char* dest,unsigned long long l) __pure__; /* 1 byte for each 7 bits; upper bit = more bytes coming */
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size_t fmt_utf8_scratch(char* dest,uint32_t n) noexcept; /* same, but is allowed to overwrite up to 7 additional bytes */
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size_t fmt_asn1dertag_scratch(char* dest,unsigned long long l) __pure__;/* same, but is allowed to overwrite up to 7 additional bytes */
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att_write(1)
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size_t fmt_asn1derlength(char* dest,unsigned long long l) noexcept; /* 0-0x7f: 1 byte, above that 1+bytes_needed bytes */
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att_write(1)
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size_t fmt_asn1derlength_scratch(char* dest,unsigned long long l) noexcept; /* same, but is allowed to overwrite up to 7 additional bytes */
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att_write(1)
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size_t fmt_asn1dertag(char* dest,unsigned long long l) noexcept; /* 1 byte for each 7 bits; upper bit = more bytes coming */
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att_write(1)
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size_t fmt_asn1dertag_scratch(char* dest,unsigned long long l) noexcept;/* same, but is allowed to overwrite up to 7 additional bytes */
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/* Google Protocol Buffers, https://developers.google.com/protocol-buffers/docs/encoding */
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/* Google Protocol Buffers, https://developers.google.com/protocol-buffers/docs/encoding */
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size_t fmt_varint(char* dest,unsigned long long l) __pure__; /* protocol buffers encoding; like asn1dertag but little endian */
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att_write(1)
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size_t fmt_pb_tag(char* dest,size_t fieldno,unsigned char type) __pure__; /* protocol buffer tag */
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size_t fmt_varint(char* dest,unsigned long long l) noexcept; /* protocol buffers encoding; like asn1dertag but little endian */
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size_t fmt_pb_type0_int(char* dest,unsigned long long l) __pure__; /* protocol buffers encoding: type 0 bool/enum/int32/uint32/int64/uint64 */
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size_t fmt_pb_type0_sint(char* dest,signed long long l) __pure__;/* protocol buffers encoding: type 0 sint32/sint64 */
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att_write(1)
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size_t fmt_pb_type1_double(char* dest,double d) __pure__; /* protocol buffers encoding: double (64-bit little endian blob) */
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size_t fmt_pb_tag(char* dest,size_t fieldno,unsigned char type) noexcept; /* protocol buffer tag */
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size_t fmt_pb_type1_fixed64(char* dest,uint64_t l) __pure__; /* protocol buffers encoding: 64-bit little endian blob */
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att_write(1)
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size_t fmt_pb_type0_int(char* dest,unsigned long long l) noexcept; /* protocol buffers encoding: type 0 bool/enum/int32/uint32/int64/uint64 */
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att_write(1)
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size_t fmt_pb_type0_sint(char* dest,signed long long l) noexcept;/* protocol buffers encoding: type 0 sint32/sint64 */
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att_write(1)
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size_t fmt_pb_type1_double(char* dest,double d) noexcept; /* protocol buffers encoding: double (64-bit little endian blob) */
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att_write(1)
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size_t fmt_pb_type1_fixed64(char* dest,uint64_t l) noexcept; /* protocol buffers encoding: 64-bit little endian blob */
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/* fmt_pb_type2_string can return 0 if (s,l) is clearly invalid */
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/* fmt_pb_type2_string can return 0 if (s,l) is clearly invalid */
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size_t fmt_pb_type2_string(char* dest,const char* s,size_t l) __pure__; /* protocol buffers encoding: varint length + blob */
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att_write(1)
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size_t fmt_pb_type5_float(char* dest,float f) __pure__; /* protocol buffers encoding: float (32-bit little endian blob) */
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size_t fmt_pb_type2_string(char* dest,const char* s,size_t l) noexcept; /* protocol buffers encoding: varint length + blob */
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size_t fmt_pb_type5_fixed32(char* dest,uint32_t l) __pure__; /* protocol buffers encoding: 32-bit little endian blob */
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att_write(1)
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size_t fmt_pb_type5_float(char* dest,float f) noexcept; /* protocol buffers encoding: float (32-bit little endian blob) */
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att_write(1)
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size_t fmt_pb_type5_fixed32(char* dest,uint32_t l) noexcept; /* protocol buffers encoding: 32-bit little endian blob */
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att_write(1)
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size_t fmt_pb_int(char* dest,size_t fieldno,unsigned long long l) noexcept;
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size_t fmt_pb_int(char* dest,size_t fieldno,unsigned long long l) __pure__;
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att_write(1)
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size_t fmt_pb_sint(char* dest,size_t fieldno,signed long long l) __pure__;
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size_t fmt_pb_sint(char* dest,size_t fieldno,signed long long l) noexcept;
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size_t fmt_pb_double(char* dest,size_t fieldno,double d) __pure__;
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size_t fmt_pb_float(char* dest,size_t fieldno,float f) __pure__;
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att_write(1)
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size_t fmt_pb_string(char* dest,size_t fieldno,const char* s,size_t l) __pure__;
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size_t fmt_pb_double(char* dest,size_t fieldno,double d) noexcept;
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att_write(1)
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size_t fmt_pb_float(char* dest,size_t fieldno,float f) noexcept;
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att_writen(1,4)
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size_t fmt_pb_string(char* dest,size_t fieldno,const char* s,size_t l) noexcept;
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/* fmt_netstring can return 0 if (src,len) is clearly invalid */
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/* fmt_netstring can return 0 if (src,len) is clearly invalid */
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size_t fmt_netstring(char* dest,const char* src,size_t len) __pure__;
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att_writen(1,3)
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size_t fmt_netstring(char* dest,const char* src,size_t len) noexcept;
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/* Marshaling helper functions.
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/* Marshaling helper functions.
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* Escape one character, no matter if it needs escaping or not.
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* Escape one character, no matter if it needs escaping or not.
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@ -199,27 +255,36 @@ size_t fmt_netstring(char* dest,const char* src,size_t len) __pure__;
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* unicode codepoint) may be limited to 0x7f, 0xff or 0x10ffff. */
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* unicode codepoint) may be limited to 0x7f, 0xff or 0x10ffff. */
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/* XML escaping: '&' -> '&', '<' -> '<', 'ö' -> 'ö' */
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/* XML escaping: '&' -> '&', '<' -> '<', 'ö' -> 'ö' */
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size_t fmt_escapecharxml(char* dest,uint32_t ch) __pure__;
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att_write(1)
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size_t fmt_escapecharxml(char* dest,uint32_t ch) noexcept;
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/* HTML escaping is the same as XML escaping. */
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/* HTML escaping is the same as XML escaping. */
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size_t fmt_escapecharhtml(char* dest,uint32_t ch) __pure__;
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att_write(1)
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size_t fmt_escapecharhtml(char* dest,uint32_t ch) noexcept;
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/* JSON escaping: '\' -> '\\', '"' -> '\"', 'ö' -> '\u00f6' */
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/* JSON escaping: '\' -> '\\', '"' -> '\"', 'ö' -> '\u00f6' */
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size_t fmt_escapecharjson(char* dest,uint32_t ch) __pure__;
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att_write(1)
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size_t fmt_escapecharjson(char* dest,uint32_t ch) noexcept;
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/* MIME quoted-printable escaping: 'ö' -> '=f6', characters > 0xff not supported */
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/* MIME quoted-printable escaping: 'ö' -> '=f6', characters > 0xff not supported */
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size_t fmt_escapecharquotedprintable(char* dest,uint32_t ch) __pure__;
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att_write(1)
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size_t fmt_escapecharquotedprintable(char* dest,uint32_t ch) noexcept;
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|
/* MIME quoted-printable escaping with UTF-8: 'ö' -> '=c3=b6', characters > 0x7fffffff not supported */
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|
/* MIME quoted-printable escaping with UTF-8: 'ö' -> '=c3=b6', characters > 0x7fffffff not supported */
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size_t fmt_escapecharquotedprintableutf8(char* dest,uint32_t ch) __pure__;
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|
att_write(1)
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|
size_t fmt_escapecharquotedprintableutf8(char* dest,uint32_t ch) noexcept;
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|
/* C99 style escaping: '\' -> '\\', newline -> '\n', 0xc2 -> '\302' */
|
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|
/* C99 style escaping: '\' -> '\\', newline -> '\n', 0xc2 -> '\302' */
|
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|
size_t fmt_escapecharc(char* dest,uint32_t ch) __pure__;
|
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|
att_write(1)
|
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|
size_t fmt_escapecharc(char* dest,uint32_t ch) noexcept;
|
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|
/* internal functions, may be independently useful */
|
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|
/* internal functions, may be independently useful */
|
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|
char fmt_tohex(char c) __attribute__((__const__));
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|
att_const
|
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|
|
char fmt_tohex(char c);
|
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|
#define fmt_strm(b,...) fmt_strm_internal(b,__VA_ARGS__,(char*)0)
|
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|
|
#define fmt_strm(b,...) fmt_strm_internal(b,__VA_ARGS__,(char*)0)
|
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|
|
size_t fmt_strm_internal(char* dest,...) __pure__;
|
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|
|
att_write(1)
|
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|
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|
size_t fmt_strm_internal(char* dest,...) noexcept;
|
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|
#ifndef MAX_ALLOCA
|
|
|
|
#ifndef MAX_ALLOCA
|
|
|
|
#define MAX_ALLOCA 100000
|
|
|
|
#define MAX_ALLOCA 100000
|
|
|
|