support gcc 10's access attribute when compiling with dietlibc

master
leitner 5 years ago
parent 8bf1af6122
commit 8a8109f27e

@ -13,6 +13,13 @@
extern "C" { extern "C" {
#endif #endif
/* dietlibc defines these in sys/cdefs.h, which is included from stddef.h */
#ifndef __writememsz__
#define __writememsz__(a,b)
#define __readmemsz__(a,b)
#define __readmem__(a)
#endif
typedef struct buffer { typedef struct buffer {
char *x; /* actual buffer space */ char *x; /* actual buffer space */
size_t p; /* current position */ size_t p; /* current position */
@ -30,7 +37,9 @@ typedef struct buffer {
#define BUFFER_INSIZE 8192 #define BUFFER_INSIZE 8192
#define BUFFER_OUTSIZE 8192 #define BUFFER_OUTSIZE 8192
__writememsz__(4,5)
void buffer_init(buffer* b,ssize_t (*op)(),int fd,char* y,size_t ylen); void buffer_init(buffer* b,ssize_t (*op)(),int fd,char* y,size_t ylen);
__writememsz__(4,5)
void buffer_init_free(buffer* b,ssize_t (*op)(),int fd,char* y,size_t ylen); void buffer_init_free(buffer* b,ssize_t (*op)(),int fd,char* y,size_t ylen);
void buffer_free(void* buf); void buffer_free(void* buf);
void buffer_munmap(void* buf); void buffer_munmap(void* buf);
@ -38,11 +47,17 @@ int buffer_mmapread(buffer* b,const char* filename);
void buffer_close(buffer* b); void buffer_close(buffer* b);
int buffer_flush(buffer* b); int buffer_flush(buffer* b);
__readmemsz__(2,3)
int buffer_put(buffer* b,const char* x,size_t len); int buffer_put(buffer* b,const char* x,size_t len);
__readmemsz__(2,3)
int buffer_putalign(buffer* b,const char* x,size_t len); int buffer_putalign(buffer* b,const char* x,size_t len);
__readmemsz__(2,3)
int buffer_putflush(buffer* b,const char* x,size_t len); int buffer_putflush(buffer* b,const char* x,size_t len);
__readmem__(2)
int buffer_puts(buffer* b,const char* x); int buffer_puts(buffer* b,const char* x);
__readmem__(2)
int buffer_putsalign(buffer* b,const char* x); int buffer_putsalign(buffer* b,const char* x);
__readmem__(2)
int buffer_putsflush(buffer* b,const char* x); int buffer_putsflush(buffer* b,const char* x);
#if defined(__GNUC__) && !defined(__LIBOWFAT_INTERNAL) #if defined(__GNUC__) && !defined(__LIBOWFAT_INTERNAL)
@ -53,8 +68,8 @@ int buffer_putsflush(buffer* b,const char* x);
#define buffer_putsflush(b,s) (__builtin_constant_p(s) ? buffer_putflush(b,s,strlen(s)) : buffer_putsflush(b,s)) #define buffer_putsflush(b,s) (__builtin_constant_p(s) ? buffer_putflush(b,s,strlen(s)) : buffer_putsflush(b,s))
#endif #endif
int buffer_putm_internal(buffer*b,...); int buffer_putm_internal(buffer* b,...);
int buffer_putm_internal_flush(buffer*b,...); int buffer_putm_internal_flush(buffer* b,...);
#define buffer_putm(b,...) buffer_putm_internal(b,__VA_ARGS__,(char*)0) #define buffer_putm(b,...) buffer_putm_internal(b,__VA_ARGS__,(char*)0)
#define buffer_putmflush(b,...) buffer_putm_internal_flush(b,__VA_ARGS__,(char*)0) #define buffer_putmflush(b,...) buffer_putm_internal_flush(b,__VA_ARGS__,(char*)0)
@ -67,16 +82,21 @@ int buffer_putnlflush(buffer* b); /* put \n and flush */
: buffer_put((s),&(c),1) \ : buffer_put((s),&(c),1) \
) )
__writememsz__(2,3)
ssize_t buffer_get(buffer* b,char* x,size_t len); ssize_t buffer_get(buffer* b,char* x,size_t len);
ssize_t buffer_feed(buffer* b); ssize_t buffer_feed(buffer* b);
ssize_t buffer_getc(buffer* b,char* x); ssize_t buffer_getc(buffer* b,char* x);
__writememsz__(2,3)
ssize_t buffer_getn(buffer* b,char* x,size_t len); ssize_t buffer_getn(buffer* b,char* x,size_t len);
/* read bytes until the destination buffer is full (len bytes), end of /* read bytes until the destination buffer is full (len bytes), end of
* file is reached or the read char is in charset (setlen bytes). An * file is reached or the read char is in charset (setlen bytes). An
* empty line when looking for \n will write '\n' to x and return 0. If * empty line when looking for \n will write '\n' to x and return 0. If
* EOF is reached, \0 is written to the buffer */ * EOF is reached, \0 is written to the buffer */
__writememsz__(2,3)
__readmemsz__(4,5)
ssize_t buffer_get_token(buffer* b,char* x,size_t len,const char* charset,size_t setlen); ssize_t buffer_get_token(buffer* b,char* x,size_t len,const char* charset,size_t setlen);
__writememsz__(2,3)
ssize_t buffer_getline(buffer* b,char* x,size_t len); ssize_t buffer_getline(buffer* b,char* x,size_t len);
/* this predicate is given the string as currently read from the buffer /* this predicate is given the string as currently read from the buffer
@ -84,6 +104,7 @@ ssize_t buffer_getline(buffer* b,char* x,size_t len);
typedef int (*string_predicate)(const char* x,size_t len); typedef int (*string_predicate)(const char* x,size_t len);
/* like buffer_get_token but the token ends when your predicate says so */ /* like buffer_get_token but the token ends when your predicate says so */
__writememsz__(2,3)
ssize_t buffer_get_token_pred(buffer* b,char* x,size_t len,string_predicate p); ssize_t buffer_get_token_pred(buffer* b,char* x,size_t len,string_predicate p);
char *buffer_peek(buffer* b); char *buffer_peek(buffer* b);
@ -133,11 +154,13 @@ int buffer_putsaflush(buffer* b,const stralloc* sa);
* data is available. */ * data is available. */
/* read token from buffer to stralloc */ /* read token from buffer to stralloc */
__readmemsz__(3,4)
int buffer_get_token_sa(buffer* b,stralloc* sa,const char* charset,size_t setlen); int buffer_get_token_sa(buffer* b,stralloc* sa,const char* charset,size_t setlen);
/* read line from buffer to stralloc */ /* read line from buffer to stralloc */
int buffer_getline_sa(buffer* b,stralloc* sa); int buffer_getline_sa(buffer* b,stralloc* sa);
/* same as buffer_get_token_sa but empty sa first */ /* same as buffer_get_token_sa but empty sa first */
__readmemsz__(3,4)
int buffer_get_new_token_sa(buffer* b,stralloc* sa,const char* charset,size_t setlen); int buffer_get_new_token_sa(buffer* b,stralloc* sa,const char* charset,size_t setlen);
/* same as buffer_getline_sa but empty sa first */ /* same as buffer_getline_sa but empty sa first */
int buffer_getnewline_sa(buffer* b,stralloc* sa); int buffer_getnewline_sa(buffer* b,stralloc* sa);
@ -155,6 +178,7 @@ void buffer_fromsa(buffer* b,const stralloc* sa); /* read from sa */
int buffer_tosa(buffer*b,stralloc* sa); /* write to sa, auto-growing it */ int buffer_tosa(buffer*b,stralloc* sa); /* write to sa, auto-growing it */
#endif #endif
__readmemsz__(2,3)
void buffer_frombuf(buffer* b,const char* x,size_t l); /* buffer reads from static buffer */ void buffer_frombuf(buffer* b,const char* x,size_t l); /* buffer reads from static buffer */
#ifdef ARRAY_H #ifdef ARRAY_H

@ -9,24 +9,36 @@
extern "C" { extern "C" {
#endif #endif
/* dietlibc defines these in sys/cdefs.h, which is included from stddef.h */
#ifndef __pure__ #ifndef __pure__
#define __pure__ #define __pure__
#endif #endif
#ifndef __writememsz__
#define __writememsz__(a,b)
#define __readmemsz__(a,b)
#endif
/* byte_chr returns the smallest integer i between 0 and len-1 /* byte_chr returns the smallest integer i between 0 and len-1
* inclusive such that one[i] equals needle, or len if not found. */ * inclusive such that one[i] equals needle, or len if not found. */
__readmemsz__(1,2)
size_t byte_chr(const void* haystack, size_t len, char needle) __pure__; size_t byte_chr(const void* haystack, size_t len, char needle) __pure__;
/* byte_rchr returns the largest integer i between 0 and len-1 inclusive /* byte_rchr returns the largest integer i between 0 and len-1 inclusive
* such that one[i] equals needle, or len if not found. */ * such that one[i] equals needle, or len if not found. */
__readmemsz__(1,2)
size_t byte_rchr(const void* haystack,size_t len,char needle) __pure__; size_t byte_rchr(const void* haystack,size_t len,char needle) __pure__;
/* byte_copy copies in[0] to out[0], in[1] to out[1], ... and in[len-1] /* byte_copy copies in[0] to out[0], in[1] to out[1], ... and in[len-1]
* to out[len-1]. */ * to out[len-1]. */
__writememsz__(1,2)
__readmemsz__(3,2)
void byte_copy(void* out, size_t len, const void* in); void byte_copy(void* out, size_t len, const void* in);
/* byte_copyr copies in[len-1] to out[len-1], in[len-2] to out[len-2], /* byte_copyr copies in[len-1] to out[len-1], in[len-2] to out[len-2],
* ... and in[0] to out[0] */ * ... and in[0] to out[0] */
__writememsz__(1,2)
__readmemsz__(3,2)
void byte_copyr(void* out, size_t len, const void* in); void byte_copyr(void* out, size_t len, const void* in);
/* byte_diff returns negative, 0, or positive, depending on whether the /* byte_diff returns negative, 0, or positive, depending on whether the
@ -34,13 +46,18 @@ void byte_copyr(void* out, size_t len, const void* in);
* than, equal to, or greater than the string b[0], b[1], ..., * than, equal to, or greater than the string b[0], b[1], ...,
* b[len-1]. When the strings are different, byte_diff does not read * b[len-1]. When the strings are different, byte_diff does not read
* bytes past the first difference. */ * bytes past the first difference. */
__readmemsz__(1,2)
__readmemsz__(3,2)
int byte_diff(const void* a, size_t len, const void* b) __pure__; int byte_diff(const void* a, size_t len, const void* b) __pure__;
/* byte_zero sets the bytes out[0], out[1], ..., out[len-1] to 0 */ /* byte_zero sets the bytes out[0], out[1], ..., out[len-1] to 0 */
__writememsz__(1,2)
void byte_zero(void* out, size_t len); void byte_zero(void* out, size_t len);
#define byte_equal(s,n,t) (!byte_diff((s),(n),(t))) #define byte_equal(s,n,t) (!byte_diff((s),(n),(t)))
__readmemsz__(1,2)
__readmemsz__(3,2)
int byte_equal_notimingattack(const void* a, size_t len,const void* b) __pure__; int byte_equal_notimingattack(const void* a, size_t len,const void* b) __pure__;
#if defined(__i386__) || defined(__x86_64__) #if defined(__i386__) || defined(__x86_64__)

@ -15,10 +15,16 @@
extern "C" { extern "C" {
#endif #endif
/* dietlibc defines these in sys/cdefs.h, which is included from stddef.h */
#ifndef __pure__ #ifndef __pure__
#define __pure__ #define __pure__
#endif #endif
#ifndef __writememsz__
#define __writememsz__(a,b)
#define __readmemsz__(a,b)
#endif
/* This file declared functions used to decode / scan / unmarshal /* This file declared functions used to decode / scan / unmarshal
* integer or string values from a buffer. * integer or string values from a buffer.
* The first argument is always the source buffer, the second argument * The first argument is always the source buffer, the second argument
@ -39,24 +45,28 @@ extern "C" {
* values, i.e. on a 32-bit system: * values, i.e. on a 32-bit system:
* scan_ulong("4294967296",&i" -> i=429496729, return 9 */ * scan_ulong("4294967296",&i" -> i=429496729, return 9 */
size_t scan_ulong(const char *src,unsigned long *dest); size_t scan_ulong(const char *src,unsigned long *dest);
__readmemsz__(1,2)
size_t scan_ulongn(const char* src,size_t n,unsigned long* dest); size_t scan_ulongn(const char* src,size_t n,unsigned long* dest);
/* Interpret src as ASCII hexadecimal number, write number to dest and /* Interpret src as ASCII hexadecimal number, write number to dest and
* return the number of bytes that were parsed. * return the number of bytes that were parsed.
* Note: leading '+' or '-' not accepted! */ * Note: leading '+' or '-' not accepted! */
size_t scan_xlong(const char *src,unsigned long *dest); size_t scan_xlong(const char *src,unsigned long *dest);
__readmemsz__(1,2)
size_t scan_xlongn(const char *src,size_t n,unsigned long *dest); size_t scan_xlongn(const char *src,size_t n,unsigned long *dest);
/* interpret src as ASCII octal number, write number to dest and /* interpret src as ASCII octal number, write number to dest and
* return the number of bytes that were parsed. * return the number of bytes that were parsed.
* Note: leading '+' or '-' not accepted! */ * Note: leading '+' or '-' not accepted! */
size_t scan_8long(const char *src,unsigned long *dest); size_t scan_8long(const char *src,unsigned long *dest);
__readmemsz__(1,2)
size_t scan_8longn(const char *src,size_t n,unsigned long *dest); size_t scan_8longn(const char *src,size_t n,unsigned long *dest);
/* interpret src as signed ASCII decimal number, write number to dest /* interpret src as signed ASCII decimal number, write number to dest
* and return the number of bytes that were parsed. * and return the number of bytes that were parsed.
* Note: leading spaces not accepted! */ * Note: leading spaces not accepted! */
size_t scan_long(const char *src,signed long *dest); size_t scan_long(const char *src,signed long *dest);
__readmemsz__(1,2)
size_t scan_longn(const char *src,size_t n,signed long *dest); size_t scan_longn(const char *src,size_t n,signed long *dest);
size_t scan_longlong(const char *src,signed long long *dest); size_t scan_longlong(const char *src,signed long long *dest);
@ -84,17 +94,21 @@ size_t scan_double(const char *in, double *dest);
size_t scan_plusminus(const char *src,signed int *dest); size_t scan_plusminus(const char *src,signed int *dest);
/* return the highest integer n<=limit so that isspace(in[i]) for all 0<=i<=n */ /* return the highest integer n<=limit so that isspace(in[i]) for all 0<=i<=n */
__readmemsz__(1,2)
size_t scan_whitenskip(const char *in,size_t limit) __pure__; size_t scan_whitenskip(const char *in,size_t limit) __pure__;
/* return the highest integer n<=limit so that !isspace(in[i]) for all 0<=i<=n */ /* return the highest integer n<=limit so that !isspace(in[i]) for all 0<=i<=n */
__readmemsz__(1,2)
size_t scan_nonwhitenskip(const char *in,size_t limit) __pure__; size_t scan_nonwhitenskip(const char *in,size_t limit) __pure__;
/* return the highest integer n<=limit so that in[i] is element of /* return the highest integer n<=limit so that in[i] is element of
* charset (ASCIIZ string) for all 0<=i<=n */ * charset (ASCIIZ string) for all 0<=i<=n */
__readmemsz__(1,3)
size_t scan_charsetnskip(const char *in,const char *charset,size_t limit) __pure__; size_t scan_charsetnskip(const char *in,const char *charset,size_t limit) __pure__;
/* return the highest integer n<=limit so that in[i] is not element of /* return the highest integer n<=limit so that in[i] is not element of
* charset (ASCIIZ string) for all 0<=i<=n */ * charset (ASCIIZ string) for all 0<=i<=n */
__readmemsz__(1,3)
size_t scan_noncharsetnskip(const char *in,const char *charset,size_t limit) __pure__; size_t scan_noncharsetnskip(const char *in,const char *charset,size_t limit) __pure__;
/* try to parse ASCII GMT date; does not understand time zones. */ /* try to parse ASCII GMT date; does not understand time zones. */
@ -153,6 +167,7 @@ size_t scan_pb_type5_fixed32(const char* in,size_t len,uint32_t* b) __pure__;
* return 0 * return 0
* Note: *dest will point inside the input buffer! * Note: *dest will point inside the input buffer!
*/ */
__readmemsz__(1,2)
size_t scan_netstring(const char* in,size_t len,char** dest,size_t* slen) __pure__; size_t scan_netstring(const char* in,size_t len,char** dest,size_t* slen) __pure__;
/* internal function that might be useful independently */ /* internal function that might be useful independently */

@ -7,7 +7,7 @@
#endif #endif
size_t scan_8long(const char *src,unsigned long *dest) { size_t scan_8long(const char *src,unsigned long *dest) {
return scan_8longn(src,(size_t)-1,dest); return scan_8longn(src,((size_t)-1)/2,dest);
} }
#ifdef UNITTEST #ifdef UNITTEST

@ -7,7 +7,7 @@
#endif #endif
size_t scan_long(const char *src,long *dest) { size_t scan_long(const char *src,long *dest) {
return scan_longn(src,(size_t)(-1),dest); return scan_longn(src,((size_t)-1)/2,dest);
} }
#ifdef UNITTEST #ifdef UNITTEST

@ -1,5 +1,5 @@
#include "scan.h" #include "scan.h"
size_t scan_ulong(const char* src,unsigned long int* dest) { size_t scan_ulong(const char* src,unsigned long int* dest) {
return scan_ulongn(src,(size_t)-1,dest); return scan_ulongn(src,((size_t)-1)/2,dest);
} }

@ -1,7 +1,7 @@
#include "scan.h" #include "scan.h"
size_t scan_xlong(const char *src,unsigned long *dest) { size_t scan_xlong(const char *src,unsigned long *dest) {
return scan_xlongn(src,(size_t)-1,dest); return scan_xlongn(src,((size_t)-1)/2,dest);
} }
/* unit tested via scan_xlongn */ /* unit tested via scan_xlongn */

@ -8,10 +8,16 @@
extern "C" { extern "C" {
#endif #endif
/* dietlibc defines these in sys/cdefs.h, which is included from stddef.h */
#ifndef __pure__ #ifndef __pure__
#define __pure__ #define __pure__
#endif #endif
#ifndef __writememsz__
#define __writememsz__(a,b)
#define __readmemsz__(a,b)
#endif
/* stralloc is the internal data structure all functions are working on. /* stralloc is the internal data structure all functions are working on.
* s is the string. * s is the string.
* len is the used length of the string. * len is the used length of the string.
@ -46,6 +52,7 @@ int stralloc_readyplus(stralloc* sa,size_t len);
/* stralloc_copyb copies the string buf[0], buf[1], ..., buf[len-1] into /* stralloc_copyb copies the string buf[0], buf[1], ..., buf[len-1] into
* sa, allocating space if necessary, and returns 1. If it runs out of * sa, allocating space if necessary, and returns 1. If it runs out of
* memory, stralloc_copyb leaves sa alone and returns 0. */ * memory, stralloc_copyb leaves sa alone and returns 0. */
__readmemsz__(2,3)
int stralloc_copyb(stralloc* sa,const char* buf,size_t len); int stralloc_copyb(stralloc* sa,const char* buf,size_t len);
/* stralloc_copys copies a \0-terminated string from buf into sa, /* stralloc_copys copies a \0-terminated string from buf into sa,
@ -62,6 +69,7 @@ int stralloc_copy(stralloc* sa,const stralloc* sa2);
* returns 1. If sa is unallocated, stralloc_catb is the same as * returns 1. If sa is unallocated, stralloc_catb is the same as
* stralloc_copyb. If it runs out of memory, stralloc_catb leaves sa * stralloc_copyb. If it runs out of memory, stralloc_catb leaves sa
* alone and returns 0. */ * alone and returns 0. */
__readmemsz__(2,3)
int stralloc_catb(stralloc* sa,const char* in,size_t len); int stralloc_catb(stralloc* sa,const char* in,size_t len);
/* stralloc_cats is analogous to stralloc_copys */ /* stralloc_cats is analogous to stralloc_copys */
@ -161,11 +169,13 @@ int buffer_putsaflush(buffer* b,const stralloc* sa);
* data is available. */ * data is available. */
/* read token from buffer to stralloc */ /* read token from buffer to stralloc */
__readmemsz__(3,4)
int buffer_get_token_sa(buffer* b,stralloc* sa,const char* charset,size_t setlen); int buffer_get_token_sa(buffer* b,stralloc* sa,const char* charset,size_t setlen);
/* read line from buffer to stralloc */ /* read line from buffer to stralloc */
int buffer_getline_sa(buffer* b,stralloc* sa); int buffer_getline_sa(buffer* b,stralloc* sa);
/* same as buffer_get_token_sa but empty sa first */ /* same as buffer_get_token_sa but empty sa first */
__readmemsz__(3,4)
int buffer_get_new_token_sa(buffer* b,stralloc* sa,const char* charset,size_t setlen); int buffer_get_new_token_sa(buffer* b,stralloc* sa,const char* charset,size_t setlen);
/* same as buffer_getline_sa but empty sa first */ /* same as buffer_getline_sa but empty sa first */
int buffer_getnewline_sa(buffer* b,stralloc* sa); int buffer_getnewline_sa(buffer* b,stralloc* sa);

@ -11,48 +11,72 @@ extern "C" {
/* These take len bytes from src and write them in encoded form to /* These take len bytes from src and write them in encoded form to
* dest (if dest != NULL), returning the number of bytes written. */ * dest (if dest != NULL), returning the number of bytes written. */
/* dietlibc defines these in sys/cdefs.h, which is included from stddef.h */
#ifndef __writememsz__
#define __readmemsz__(a,b)
#endif
/* Needs len/3*4 bytes */ /* Needs len/3*4 bytes */
__readmemsz__(2,3)
size_t fmt_uuencoded(char* dest,const char* src,size_t len); size_t fmt_uuencoded(char* dest,const char* src,size_t len);
/* Needs len/3*4 bytes */ /* Needs len/3*4 bytes */
__readmemsz__(2,3)
size_t fmt_base64(char* dest,const char* src,size_t len); size_t fmt_base64(char* dest,const char* src,size_t len);
__readmemsz__(2,3)
size_t fmt_base64url(char* dest,const char* src,size_t len); size_t fmt_base64url(char* dest,const char* src,size_t len);
/* Worst case: len*3 */ /* Worst case: len*3 */
__readmemsz__(2,3)
size_t fmt_quotedprintable(char* dest,const char* src,size_t len); size_t fmt_quotedprintable(char* dest,const char* src,size_t len);
/* Worst case: len*3 */ /* Worst case: len*3 */
__readmemsz__(2,3)
size_t fmt_quotedprintable2(char* dest,const char* src,size_t len,const char* escapeme); size_t fmt_quotedprintable2(char* dest,const char* src,size_t len,const char* escapeme);
/* Worst case: len*3 */ /* Worst case: len*3 */
__readmemsz__(2,3)
size_t fmt_urlencoded(char* dest,const char* src,size_t len); size_t fmt_urlencoded(char* dest,const char* src,size_t len);
/* Worst case: len*3 */ /* Worst case: len*3 */
__readmemsz__(2,3)
size_t fmt_urlencoded2(char* dest,const char* src,size_t len,const char* escapeme); size_t fmt_urlencoded2(char* dest,const char* src,size_t len,const char* escapeme);
/* Worst case: len*2 */ /* Worst case: len*2 */
__readmemsz__(2,3)
size_t fmt_yenc(char* dest,const char* src,size_t len); size_t fmt_yenc(char* dest,const char* src,size_t len);
/* Needs len*2 bytes */ /* Needs len*2 bytes */
__readmemsz__(2,3)
size_t fmt_hexdump(char* dest,const char* src,size_t len); size_t fmt_hexdump(char* dest,const char* src,size_t len);
/* Change '<' to '&lt;' and '&' to '&amp;' and '\n' to '<br>'; worst case: len*5 */ /* Change '<' to '&lt;' and '&' to '&amp;' and '\n' to '<br>'; worst case: len*5 */
/* This is meant for outputting text that goes between tags */ /* This is meant for outputting text that goes between tags */
__readmemsz__(2,3)
size_t fmt_html(char* dest,const char* src,size_t len); size_t fmt_html(char* dest,const char* src,size_t len);
/* Change '<' to '&lt;' and '&' to '&amp;' and '"' to '&quot;'; worst case: len*6 */ /* Change '<' to '&lt;' and '&' to '&amp;' and '"' to '&quot;'; worst case: len*6 */
/* This is meant for outputting text that goes in a tag argument between double quotes*/ /* This is meant for outputting text that goes in a tag argument between double quotes*/
__readmemsz__(2,3)
size_t fmt_html_tagarg(char* dest,const char* src,size_t len); size_t fmt_html_tagarg(char* dest,const char* src,size_t len);
/* Change '<' to '&lt;' and '&' to '&amp;'; worst case: len*5 */ /* Change '<' to '&lt;' and '&' to '&amp;'; worst case: len*5 */
__readmemsz__(2,3)
size_t fmt_xml(char* dest,const char* src,size_t len); size_t fmt_xml(char* dest,const char* src,size_t len);
/* Change '\' to "\\", '\n' to "\n", ^A to "\x01" etc; worst case: len*4 */ /* Change '\' to "\\", '\n' to "\n", ^A to "\x01" etc; worst case: len*4 */
__readmemsz__(2,3)
size_t fmt_cescape(char* dest,const char* src,size_t len); size_t fmt_cescape(char* dest,const char* src,size_t len);
/* Worst case: len*4 */ /* Worst case: len*4 */
__readmemsz__(2,3)
size_t fmt_cescape2(char* dest,const char* src,size_t len,const char* escapeme); size_t fmt_cescape2(char* dest,const char* src,size_t len,const char* escapeme);
/* Fold whitespace to '_'; this is great for writing fields with /* Fold whitespace to '_'; this is great for writing fields with
* white spaces to a log file and still allow awk to do log analysis */ * white spaces to a log file and still allow awk to do log analysis */
/* Worst case: same size */ /* Worst case: same size */
__readmemsz__(2,3)
size_t fmt_foldwhitespace(char* dest,const char* src,size_t len); size_t fmt_foldwhitespace(char* dest,const char* src,size_t len);
/* Worst case: len*3 */ /* Worst case: len*3 */
__readmemsz__(2,3)
size_t fmt_ldapescape(char* dest,const char* src,size_t len); size_t fmt_ldapescape(char* dest,const char* src,size_t len);
__readmemsz__(2,3)
size_t fmt_ldapescape2(char* dest,const char* src,size_t len,const char* escapeme); size_t fmt_ldapescape2(char* dest,const char* src,size_t len,const char* escapeme);
/* Encode JSON string from UTF-8; will backslash-escape the bare minimum. /* Encode JSON string from UTF-8; will backslash-escape the bare minimum.
* Invalid UTF-8 in input will output as valid UTF-8 for each byte * Invalid UTF-8 in input will output as valid UTF-8 for each byte
* Worst case: len*6 */ * Worst case: len*6 */
__readmemsz__(2,3)
size_t fmt_jsonescape(char* dest,const char* src,size_t len); size_t fmt_jsonescape(char* dest,const char* src,size_t len);
__readmemsz__(2,3)
size_t fmt_base85(char* dest,const char* src,size_t len); size_t fmt_base85(char* dest,const char* src,size_t len);
/* These read one line from src, decode it, and write the result to /* These read one line from src, decode it, and write the result to

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