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-rw-r--r--doc/flags.html21
-rw-r--r--doc/libbiguint/index.html64
-rw-r--r--doc/librandom/index.html4
-rw-r--r--doc/libstdcrypto/index.html17
-rw-r--r--doc/libstddjb/alloc.html6
-rw-r--r--doc/libstddjb/allreadwrite.html24
-rw-r--r--doc/libstddjb/bitarray.html32
-rw-r--r--doc/libstddjb/djbtime.html20
-rw-r--r--doc/libstddjb/djbunix.html90
-rw-r--r--doc/libstddjb/gccattributes.html2
-rw-r--r--doc/libstddjb/index.html13
-rw-r--r--doc/libstddjb/iopause.html31
-rw-r--r--doc/libstddjb/ip46.html26
-rw-r--r--doc/libstddjb/lolstdio.html4
-rw-r--r--doc/libstddjb/siovec.html28
-rw-r--r--doc/libstddjb/stralloc.html2
16 files changed, 188 insertions, 196 deletions
diff --git a/doc/flags.html b/doc/flags.html
index ad39b4b..b054cb8 100644
--- a/doc/flags.html
+++ b/doc/flags.html
@@ -58,27 +58,6 @@ to the installed skalibs shared libraries. </li>
If this option is not given, no slashpackage support will be provided.
</p>
-<a name="replace-libc"><h3> --enable-libc-replacements </h3></a>
-
-<p>
- If this option is given, then the low-level components
-of <a href="libstddjb/">libstddjb</a>, such as <tt>byte_copy()</tt>,
-will be built using independent, failsafe implementations; skalibs will
-avoid relying on the libc when possible.
-</p>
-
-<p>
- If this option is not given, then native libc primitives such as
-<a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/memmove.html">memmove()</a>
-will be used for the low-levels components of libstddjb. This is the default.
-</p>
-
-<p>
- This flag should be set if your libc has known bugs or you are uncertain
-of it for some reason. Standard libcs on modern systems have been thoroughly
-tested, so it's usually safe, and faster, to stick to the default.
-</p>
-
<a name="clockistai"><h3> --enable-tai-clock </h3></a>
<p>
diff --git a/doc/libbiguint/index.html b/doc/libbiguint/index.html
index bce94ca..bbe724e 100644
--- a/doc/libbiguint/index.html
+++ b/doc/libbiguint/index.html
@@ -46,7 +46,7 @@ Definitions </h3>
<ul>
<li> A <em>biguint</em> <tt>x</tt> is a pointer to an array <tt>u</tt>
-of uint32, together with an unsigned integer <tt>n</tt> called its <em>length</em>.
+of uint32_t, together with an unsigned integer <tt>n</tt> called its <em>length</em>.
<br><tt>x = (2^32)^0 * u[0] + (2^32)^1 * u[1] + ... + (2^32)^(n-1) * u[n-1]</tt>. </li>
<li> Every <tt>u[i]</tt> is called a <em>limb</em>. </li>
<li> The greatest integer <tt>i</tt> lesser than <tt>n</tt> for which
@@ -60,10 +60,10 @@ Basic operations </h3>
<h4> Creating a biguint </h4>
<p>
- Just declare <tt>uint32 x[n] ;</tt> - <em>n</em> being the length of the
+ Just declare <tt>uint32_t x[n] ;</tt> - <em>n</em> being the length of the
biguint. You could also allocate <em>x</em> in the heap, possibly using a
-uint32 <a href="../libstddjb/genalloc.html">genalloc</a>. In the following,
-a biguint is always referred to as a <tt>uint32 *</tt> with its
+uint32_t <a href="../libstddjb/genalloc.html">genalloc</a>. In the following,
+a biguint is always referred to as a <tt>uint32_t *</tt> with its
<tt>unsigned int</tt> length ; it must always be pre-allocated.
</p>
@@ -77,7 +77,7 @@ EOVERFLOW.
<h4> Setting it to zero </h4>
<pre>
-uint32 *x ;
+uint32_t *x ;
unsigned int n ;
bu_zero(x, n) ;
@@ -90,9 +90,9 @@ unsigned int n ;
<h4> Copying a biguint </h4>
<pre>
-uint32 const *x ;
+uint32_t const *x ;
unsigned int xn ;
-uint32 *y ;
+uint32_t *y ;
unsigned int yn ;
bu_copy(y, yn, x, xn) ;
@@ -107,7 +107,7 @@ the function returns 0 EOVERFLOW.
<h4> Calculating the order </h4>
<pre>
-uint32 const *x ;
+uint32_t const *x ;
unsigned int n ;
unsigned int r ;
@@ -122,9 +122,9 @@ unsigned int r ;
<h4> Comparing two biguints </h4>
<pre>
-uint32 const *a ;
+uint32_t const *a ;
unsigned int an ;
-uint32 const *b ;
+uint32_t const *b ;
unsigned int bn ;
int r ;
@@ -143,7 +143,7 @@ I/O operations </h3>
<pre>
char *s ;
-uint32 const *x ;
+uint32_t const *x ;
unsigned int n ;
bu_pack(s, x, n) ;
@@ -160,7 +160,7 @@ are a little-endian representation of <tt>x</tt>.<br />
<pre>
char const *s ;
-uint32 *x ;
+uint32_t *x ;
unsigned int n ;
bu_unpack(s, x, n) ;
@@ -178,7 +178,7 @@ big-endian.
<pre>
char *s ;
-uint32 const *x ;
+uint32_t const *x ;
unsigned int n ;
bu_fmt(s, x, n) ;
@@ -195,7 +195,7 @@ starts with zeros. <tt>bu_fmt</tt> returns the number of bytes written.
<pre>
char const *s ;
-uint32 *x ;
+uint32_t *x ;
unsigned int xn ;
unsigned int z ;
unsigned int len ;
@@ -231,11 +231,11 @@ Arithmetic operations </h3>
<h4> Addition </h4>
<pre>
-uint32 const *a ;
+uint32_t const *a ;
unsigned int an ;
-uint32 const *b ;
+uint32_t const *b ;
unsigned int bn ;
-uint32 *c ;
+uint32_t *c ;
unsigned int cn ;
unsigned char carrybefore ;
unsigned char carryafter ;
@@ -258,11 +258,11 @@ written as <tt>(2^32)^cn - c</tt> and the function returns 0 EOVERFLOW.
<h4> Multiplication </h4>
<pre>
-uint32 const *a ;
+uint32_t const *a ;
unsigned int an ;
-uint32 const *b ;
+uint32_t const *b ;
unsigned int bn ;
-uint32 *c ;
+uint32_t *c ;
unsigned int cn ;
bu_mul(c, cn, a, an, b, bn) ;
@@ -278,13 +278,13 @@ If it is not the case, the result will be truncated and bu_mul will return
<h4> Division </h4>
<pre>
-uint32 const *a ;
+uint32_t const *a ;
unsigned int an ;
-uint32 const *b ;
+uint32_t const *b ;
unsigned int bn ;
-uint32 *q ;
+uint32_t *q ;
unsigned int qn ;
-uint32 *r ;
+uint32_t *r ;
unsigned int rn ;
bu_div(a, an, b, bn, q, qn, r, rn) ;
@@ -302,11 +302,11 @@ quotient or the remainder, it returns 0 EOVERFLOW.
<h4> GCD </h4>
<pre>
-uint32 *r ;
+uint32_t *r ;
unsigned int rn ;
-uint32 const *a ;
+uint32_t const *a ;
unsigned int an ;
-uint32 const *b ;
+uint32_t const *b ;
unsigned int bn ;
bu_gcd(r, rn, a, an, b, bn) ;
@@ -327,7 +327,7 @@ negligible amount of CPU time.
<h4> Left-shifts and right-shifts </h4>
<pre>
-uint32 *x ;
+uint32_t *x ;
unsigned int xn ;
unsigned char carryafter ;
unsigned char carrybefore ;
@@ -352,13 +352,13 @@ respectively <tt>bu_slbc(x, n, 0)</tt> and <tt>bu_srbc(x, n, 0)</tt>.
<h4> Modular operations </h4>
<pre>
-uint32 const *a ;
+uint32_t const *a ;
unsigned int an ;
-uint32 const *b ;
+uint32_t const *b ;
unsigned int bn ;
-uint32 *c ;
+uint32_t *c ;
unsigned int cn ;
-uint32 const *m ;
+uint32_t const *m ;
unsigned int mn ;
bu_addmod(c, cn, a, an, b, bn, m, mn) ;
diff --git a/doc/librandom/index.html b/doc/librandom/index.html
index 26669fa..e431c57 100644
--- a/doc/librandom/index.html
+++ b/doc/librandom/index.html
@@ -46,7 +46,7 @@ function prototypes.
unsigned char c ;
uint32_t max ;
uint32_t n ;
- unsigned int b ;
+ size_t b ;
char data[at least b] ;
int r ;
@@ -88,7 +88,7 @@ Bytes are not permuted inside chunks.
</p>
<p>
-<code> void random_name (char *s, unsigned int n) </code> <br />
+<code> void random_name (char *s, size_t n) </code> <br />
Writes <em>n</em> random readable ASCII characters into <em>s</em>:
letters, numbers, hyphens or underscores. Does not terminate with a
null character.
diff --git a/doc/libstdcrypto/index.html b/doc/libstdcrypto/index.html
index ca47ff9..cf45f20 100644
--- a/doc/libstdcrypto/index.html
+++ b/doc/libstdcrypto/index.html
@@ -33,6 +33,11 @@ operations are provided:
<li> sha512 </li>
</ul>
+<p>
+ Please bear in mind that rc4 and md5 are broken, and that sha1 is about to be.
+Do not use them in security-critical applications.
+</p>
+
<h2> Compiling </h2>
<ul>
@@ -52,10 +57,10 @@ RC4 </h3>
<pre>
RC4Schedule ctx ;
unsigned char const *key ;
- unsigned int keylen ;
+ size_t keylen ;
unsigned char const *in ;
unsigned char *out ;
- unsigned int len ;
+ size_t len ;
rc4_init(&amp;ctx, key, keylen) ;
rc4(&amp;ctx, in, out, len) ;
@@ -75,7 +80,7 @@ MD5 </h3>
<pre>
MD5Schedule ctx ;
char const *message ;
- unsigned int messagelen ;
+ size_t messagelen ;
char digest[16] ;
md5_init(&amp;ctx) ;
@@ -95,7 +100,7 @@ SHA1 </h3>
<pre>
SHA1Schedule ctx ;
char const *message ;
- unsigned int messagelen ;
+ size_t messagelen ;
unsigned char digest[20] ;
sha1_init(&amp;ctx) ;
@@ -115,7 +120,7 @@ SHA256 </h3>
<pre>
SHA256Schedule ctx ;
char const *message ;
- unsigned int messagelen ;
+ size_t messagelen ;
char digest[32] ;
sha256_init(&amp;ctx) ;
@@ -135,7 +140,7 @@ SHA512 </h3>
<pre>
SHA512Schedule ctx ;
char const *message ;
- unsigned int messagelen ;
+ size_t messagelen ;
char digest[64] ;
sha512_init(&amp;ctx) ;
diff --git a/doc/libstddjb/alloc.html b/doc/libstddjb/alloc.html
index 083b5de..615e67d 100644
--- a/doc/libstddjb/alloc.html
+++ b/doc/libstddjb/alloc.html
@@ -65,7 +65,7 @@ should favor them over basic interfaces like <tt>malloc()</tt>.
<h2> Functions </h2>
<p>
-<code> char *alloc (unsigned int len) </code> <br />
+<code> char *alloc (size_t len) </code> <br />
Allocates a block of <em>len</em> bytes in the heap and returns a pointer
to the start of the block (or NULL if it failed). Though the pointer type
is <tt>char *</tt>, the block of memory is correctly aligned for any type
@@ -80,7 +80,7 @@ Frees the block of heap memory pointed to by <em>p</em>.
</p>
<p>
-<code> int alloc_realloc (char **p, unsigned int newlen) </code> <br />
+<code> int alloc_realloc (char **p, size_t newlen) </code> <br />
Redimension the block of heap memory pointed to by *<em>p</em> to
<em>newlen</em> bytes. The block may have to be moved, in which case
*<em>p</em> will be modified. Normally returns 1; if an error occurred,
@@ -89,7 +89,7 @@ modified.
</p>
<p>
-<code> int alloc_re (char **p, unsigned int oldlen, unsigned int newlen) </code> <br />
+<code> int alloc_re (char **p, size_t oldlen, size_t newlen) </code> <br />
Legacy interface for reallocation. It works like <tt>alloc_realloc</tt>,
except that the original block length must be provided as the <em>oldlen</em>
argument.
diff --git a/doc/libstddjb/allreadwrite.html b/doc/libstddjb/allreadwrite.html
index f71ce09..2ab8d8f 100644
--- a/doc/libstddjb/allreadwrite.html
+++ b/doc/libstddjb/allreadwrite.html
@@ -44,19 +44,15 @@ use higher-level APIs such as <a href="buffer.html>buffer</a> and
<h2> Function types </h2>
<p>
-<code> typedef int iofunc_t (int fd, char *buf, unsigned int len) </code> <br />
+<code> typedef ssize_t iofunc_t (int fd, char *buf, size_t len) </code> <br />
This is the simplified type of IO functions such as
<a href="http://www.opengroup.org/onlinepubs/9699919799/functions/read.html">read()</a>
and
<a href="http://www.opengroup.org/onlinepubs/9699919799/functions/write.html">write()</a>.
-Unless your system's <tt>int</tt> is 64-bit, skalibs - which has been
-optimized for small systems - does not support IO operations of more than
-2 GB of data, for the sake of simplicity. In any case, it's always
-possible to send data in several smaller chunks.
</p>
<p>
-<code> typedef unsigned int alliofunc_t (int fd, char *buf, unsigned int len) </code> <br />
+<code> typedef size_t alliofunc_t (int fd, char *buf, size_t len) </code> <br />
This is the type of an IO operation that expects <em>all</em> of its
<em>len</em> bytes to be sent or received, and that will loop around a
lower-level IO function until either <em>len</em> bytes have been
@@ -68,7 +64,7 @@ it means that an error has occurred and <tt>errno</tt> is set.
<h2> Functions </h2>
<p>
-<code> int sanitize_read (int r) </code> <br />
+<code> ssize_t sanitize_read (ssize_t r) </code> <br />
Reading functions such as <tt>read()</tt> and <tt>fd_read</tt> return
a positive number when they succeed, -1 when they fail, and 0 when they
read an EOF. No data available on the descriptor when reading in
@@ -87,7 +83,7 @@ on reading.)
</p>
<p>
-<code> unsigned int allreadwrite (iofunc_t *f, int fd, char *s, unsigned int len) </code> <br />
+<code> size_t allreadwrite (iofunc_t *f, int fd, char *s, size_t len) </code> <br />
*<em>f</em> must be a basic reading or writing function such as
<tt>fd_read</tt> or <tt>fd_write</tt>. <tt>allreadwrite()</tt> performs
*<em>f</em> on <em>fd</em>, <em>s</em> and <em>len</em> until <em>len</em>
@@ -99,35 +95,35 @@ set errno to EWOULDBLOCK or EAGAIN.
</p>
<p>
-<code> int fd_read (int fd, char *s, unsigned int len) </code> <br />
+<code> ssize_t fd_read (int fd, char *s, size_t len) </code> <br />
<a href="safewrappers.html">Safe wrapper</a> around the
<a href="http://www.opengroup.org/onlinepubs/9699919799/functions/read.html">read()</a>
function.
</p>
<p>
-<code> int fd_write (int fd, char const *s, unsigned int len) </code> <br />
+<code> ssize_t fd_write (int fd, char const *s, size_t len) </code> <br />
<a href="safewrappers.html">Safe wrapper</a> around the
<a href="http://www.opengroup.org/onlinepubs/9699919799/functions/write.html">write()</a>
function.
</p>
<p>
-<code> int fd_recv (int fd, char *s, unsigned int len, unsigned int flags) </code> <br />
+<code> ssize_t fd_recv (int fd, char *s, size_t len, unsigned int flags) </code> <br />
<a href="safewrappers.html">Safe wrapper</a> around the
<a href="http://www.opengroup.org/onlinepubs/9699919799/functions/recv.html">recv()</a>
function.
</p>
<p>
-<code> int fd_send (int fd, char const *s, unsigned int len, unsigned int flags) </code> <br />
+<code> ssize_t fd_send (int fd, char const *s, size_t len, unsigned int flags) </code> <br />
<a href="safewrappers.html">Safe wrapper</a> around the
<a href="http://www.opengroup.org/onlinepubs/9699919799/functions/send.html">send()</a>
function.
</p>
<p>
-<code> unsigned int allread (int fd, char *s, unsigned int len) </code> <br />
+<code> size_t allread (int fd, char *s, size_t len) </code> <br />
Equivalent to <code> allreadwrite(&fd_read, fd, s, len) </code>: attempts
to read <em>len</em> bytes from <em>fd</em> into <em>s</em>, looping around
<tt>fd_read()</tt> if necessary, until either <em>len</em> bytes are read or
@@ -135,7 +131,7 @@ an error occurs. EOF is reported as EPIPE.
</p>
<p>
-<code> unsigned int allwrite (int fd, char const *s, unsigned int len) </code> <br />
+<code> size_t allwrite (int fd, char const *s, size_t len) </code> <br />
Equivalent to <code> allreadwrite((iofunc_t *)&fd_write, fd, s, len) </code>:
attempts to write <em>len</em> bytes from <em>s</em> to <em>fd</em>, looping
around <tt>fd_write()</tt> if necessary, until either <em>len</em> bytes are
diff --git a/doc/libstddjb/bitarray.html b/doc/libstddjb/bitarray.html
index 0695ff1..b727975 100644
--- a/doc/libstddjb/bitarray.html
+++ b/doc/libstddjb/bitarray.html
@@ -47,69 +47,69 @@ can grow in size should be stored in a
<h2> Functions </h2>
<p>
-<code> unsigned int bitarray_div8 (unsigned int n) </code> <br />
+<code> size_t bitarray_div8 (size_t n) </code> <br />
Returns the minimum number of bytes needed to store a field of <em>n</em> bits.
</p>
<p>
-<code> void bitarray_clearsetn (unsigned char *s, unsigned int start, unsigned int len, int h) </code> <br />
+<code> void bitarray_clearsetn (unsigned char *s, size_t start, size_t len, int h) </code> <br />
Sets (if <em>h</em> is nonzero) or clears (if <em>h</em> is zero)
<em>len</em> bits in field <em>s</em>, starting at bit <em>start</em>.
</p>
<p>
-<code> void bitarray_clearn (unsigned char *s, unsigned int start, unsigned int len) </code> <br />
+<code> void bitarray_clearn (unsigned char *s, size_t start, size_t len) </code> <br />
Clears <em>len</em> bits in field <em>s</em>, starting at bit <em>start</em>.
</p>
<p>
-<code> void bitarray_setn (unsigned char *s, unsigned int start, unsigned int len) </code> <br />
+<code> void bitarray_setn (unsigned char *s, size_t start, size_t len) </code> <br />
Sets <em>len</em> bits in field <em>s</em>, starting at bit <em>start</em>.
</p>
<p>
-<code> int bitarray_peek (unsigned char const *s, unsigned int n) </code> <br />
+<code> int bitarray_peek (unsigned char const *s, size_t n) </code> <br />
Returns the value of the <em>n</em>th bit in field <em>s</em>.
</p>
<p>
-<code> void bitarray_poke (unsigned char *s, unsigned int n, int h) </code> <br />
+<code> void bitarray_poke (unsigned char *s, size_t n, int h) </code> <br />
Sets (if <em>h</em> is nonzero) or clears (if <em>h</em> is zero)
the <em>n</em>th bit in field <em>s</em>.
</p>
<p>
-<code> void bitarray_clear (unsigned char *s, unsigned int n) </code> <br />
+<code> void bitarray_clear (unsigned char *s, size_t n) </code> <br />
Clears the <em>n</em>th bit in field <em>s</em>.
</p>
<p>
-<code> void bitarray_set (unsigned char *s, unsigned int n) </code> <br />
+<code> void bitarray_set (unsigned char *s, size_t n) </code> <br />
Sets the <em>n</em>th bit in field <em>s</em>.
</p>
<p>
-<code> int bitarray_testandpoke (unsigned char *s, unsigned int n, int h) </code> <br />
+<code> int bitarray_testandpoke (unsigned char *s, size_t n, int h) </code> <br />
Sets (if <em>h</em> is nonzero) or clears (if <em>h</em> is zero)
the <em>n</em>th bit in field <em>s</em>,
and returns the previous value of that bit.
</p>
<p>
-<code> int bitarray_testandclear (unsigned char *s, unsigned int n) </code> <br />
+<code> int bitarray_testandclear (unsigned char *s, size_t n) </code> <br />
Clear the <em>n</em>th bit in field <em>s</em>,
and returns the previous value of that bit.
</p>
<p>
-<code> int bitarray_testandset (unsigned char *s, unsigned int n) </code> <br />
+<code> int bitarray_testandset (unsigned char *s, size_t n) </code> <br />
Sets the <em>n</em>th bit in field <em>s</em>,
and returns the previous value of that bit.
</p>
<p>
-<code> unsigned int bitarray_first (unsigned char const *s, unsigned int len, int h) </code> <br />
+<code> size_t bitarray_first (unsigned char const *s, size_t len, int h) </code> <br />
Returns the number of the first set (if <em>h</em> is nonzero) or clear
(if <em>h</em> is zero) bit in <em>s</em>, <em>len</em> being
the total number of bits. If all bits in <em>s</em> are the negation of
@@ -117,26 +117,26 @@ the total number of bits. If all bits in <em>s</em> are the negation of
</p>
<p>
-<code> unsigned int bitarray_firstclear (unsigned char const *s, unsigned int len) </code> <br />
+<code> size_t bitarray_firstclear (unsigned char const *s, size_t len) </code> <br />
Returns the number of the first clear bit in <em>s</em>, <em>len</em> being
the total number of bits. If all bits in <em>s</em> are set, <em>len</em> is returned.
</p>
<p>
-<code> unsigned int bitarray_firstclear_skip (unsigned char const *s, unsigned int len, unsigned int skip) </code> <br />
+<code> size_t bitarray_firstclear_skip (unsigned char const *s, size_t len, size_t skip) </code> <br />
Like <tt>bitarray_firstclear</tt>, but the first <em>skip</em> bits are
ignored: the function cannot return less than <em>skip</em>. It is a
programming error if <em>skip</em> &gt; <em>len</em>.
</p>
<p>
-<code> unsigned int bitarray_firstset (unsigned char const *s, unsigned int len) </code> <br />
+<code> size_t bitarray_firstset (unsigned char const *s, size_t len) </code> <br />
Returns the number of the first set bit in <em>s</em>, <em>len</em> being
the total number of bits. If all bits in <em>s</em> are clear, <em>len</em> is returned.
</p>
<p>
-<code> unsigned int bitarray_firstset_skip (unsigned char const *s, unsigned int len, unsigned int skip) </code> <br />
+<code> size_t bitarray_firstset_skip (unsigned char const *s, size_t len, size_t skip) </code> <br />
Like <tt>bitarray_firstset</tt>, but the first <em>skip</em> bits are
ignored: the function cannot return less than <em>skip</em>. It is a
programming error if <em>skip</em> &gt; <em>len</em>.
diff --git a/doc/libstddjb/djbtime.html b/doc/libstddjb/djbtime.html
index d20131e..869b90b 100644
--- a/doc/libstddjb/djbtime.html
+++ b/doc/libstddjb/djbtime.html
@@ -39,7 +39,7 @@ other time formats and user-friendly representations.
<ul>
<li> TAI time with 1-second precision is represented as a <a href="tai.html">tai_t</a>. </li>
<li> TAI time with more precision is represented as a <a href="tai.html">tain_t</a>. </li>
- <li> UTC time is represented as an <a href="headers.html#uint64">unsigned 64-bit integer</a>
+ <li> UTC time is represented as an unsigned 64-bit integer
equal to 2^62 added to the number of seconds since the Epoch. It's a trivial extension of
the standard 32-bit Unix time that will expire in 2038. </li>
<li> Broken-down GMT or local time with more than a 1-second precision is stored in a
@@ -52,7 +52,7 @@ field and an unsigned long <em>nano</em> field. </li>
<h3> UTC </h3>
<p>
-<code> int utc_from_tai (uint64 *u, tai_t const *t) </code> <br />
+<code> int utc_from_tai (uint64_t *u, tai_t const *t) </code> <br />
Converts the absolute TAI64 time in *<em>t</em> to an UTC time, stored in
*<em>u</em> as an unsigned 64-bit integer. *<em>u</em> is actually 2^62
plus the number of seconds since the Epoch.
@@ -61,7 +61,7 @@ error occurs.
</p>
<p>
-<code> int tai_from_utc (tai_t *t, uint64 u) </code> <br />
+<code> int tai_from_utc (tai_t *t, uint64_t u) </code> <br />
Converts the UTC time in <em>u</em>, stored
as an unsigned 64-bit integer (2^62 plus the number of seconds since
the Epoch), to a TAI64 time in *<em>t</em>.
@@ -72,7 +72,7 @@ error occurs.
<h3> NTP </h3>
<p>
-<code> int ntp_from_tain (uint64 *ntp, tain_t const *a) </code> <br />
+<code> int ntp_from_tain (uint64_t *ntp, tain_t const *a) </code> <br />
Converts the absolute TAI64N time in *<em>a</em> to a 64-bit NTP timestamp,
stored in *<em>ntp</em>. The higher 32 bits of *<em>ntp</em> represent a number
of seconds ; the lower 32 bits are the fractional part of the timestamp.
@@ -82,7 +82,7 @@ error occurs (for instance:
</p>
<p>
-<code> int tain_from_ntp (tain_t *a, uint64 ntp) </code> <br />
+<code> int tain_from_ntp (tain_t *a, uint64_t ntp) </code> <br />
Converts the NTP timestamp in <em>ntp</em> to a TAI64N time in
*<em>a</em>.
The function returns 1 if it succeeds, or 0 (and sets errno) if an
@@ -110,7 +110,7 @@ in a struct tm).
</p>
<p>
-<code> int localtm_from_utc (struct tm *tm, uint64 u, int lo) </code> <br />
+<code> int localtm_from_utc (struct tm *tm, uint64_t u, int lo) </code> <br />
Converts the UTC time in <em>u</em> to broken-down GMT (if
<em>lo</em> is zero) or local (if <em>lo</em> is nonzero) time in
*<em>tm</em>.
@@ -120,7 +120,7 @@ in a struct tm).
</p>
<p>
-<code> int localtm_from_sysclock (struct tm *tm, uint64 u, int lo) </code> <br />
+<code> int localtm_from_sysclock (struct tm *tm, uint64_t u, int lo) </code> <br />
Converts the time in <em>u</em> to broken-down GMT (if
<em>lo</em> is zero) or local (if <em>lo</em> is nonzero) time in
*<em>tm</em>. <em>u</em> will be interpreted as a TAI-10 value (with
@@ -131,7 +131,7 @@ in a struct tm).
</p>
<p>
-<code> int utc_from_localtm (uint64 *u, struct tm const *tm) </code> <br />
+<code> int utc_from_localtm (uint64_t *u, struct tm const *tm) </code> <br />
Converts the broken-down local time in *<em>tm</em> to an UTC value
in *<em>u</em>.
The function returns 1 if it succeeds, or 0 (and sets errno) if an
@@ -147,7 +147,7 @@ error occurs.
</p>
<p>
-<code> int sysclock_from_localtm (uint64 *u, struct tm const *tm) </code> <br />
+<code> int sysclock_from_localtm (uint64_t *u, struct tm const *tm) </code> <br />
Converts the broken-down local time in *<em>tm</em> to a value
in *<em>u</em> - either TAI-10 or UTC depending on your system clock.
The function returns 1 if it succeeds, or 0 (and sets errno) if an
@@ -163,7 +163,7 @@ a broken-down time and a nanosecond count:
struct localtmn_s
{
struct tm tm ;
- uint32 nano ;
+ uint32_t nano ;
} ;
</pre>
diff --git a/doc/libstddjb/djbunix.html b/doc/libstddjb/djbunix.html
index b698069..5e9cae1 100644
--- a/doc/libstddjb/djbunix.html
+++ b/doc/libstddjb/djbunix.html
@@ -140,7 +140,7 @@ Safe wrapper around
</p>
<p>
-<code> int fd_chown (int fd, unsigned int uid, unsigned int gid) </code> <br />
+<code> int fd_chown (int fd, uid_t uid, gid_t gid) </code> <br />
Safe wrapper around
<a href="http://www.opengroup.org/onlinepubs/9699919799/functions/fchown.html">fchown()</a>.
This function requires root privileges.
@@ -177,7 +177,7 @@ in Linux 2.6.17 and later </li>
</ul>
<p>
-<code> unsigned int fd_catn (int from, int to, unsigned int n) </code> <br />
+<code> size_t fd_catn (int from, int to, size_t n) </code> <br />
Synchronously copies at most <em>n</em> bytes from fd <em>from</em> to fd <em>to</em>.
Returns the total number of transmitted bytes; sets errno if this number
is lesser than <em>n</em>. EOF is reported as EPIPE. See above for zero-copy
@@ -319,16 +319,6 @@ group database. This is a privileged operation.
Returns -1 and sets errno if it fails; returns 0 if it succeeds.
</p>
-<p>
-<code> int prot_gid (int gid) </code> <br />
-Alias to <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/setgid.html">setgid</a>.
-</p>
-
-<p>
-<code> int prot_uid (int uid) </code> <br />
-Alias to <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/setuid.html">setuid</a>.
-</p>
-
<h3> Executable search and execution, and environment </h3>
<p>
@@ -382,7 +372,7 @@ simply exiting 0.
</p>
<p>
-<code> void pathexec_r_name (char const *file, char const *const *argv, char const *const *envp, unsigned int envlen, char const *modifs, unsigned int modiflen) </code> <br />
+<code> void pathexec_r_name (char const *file, char const *const *argv, char const *const *envp, size_t envlen, char const *modifs, size_t modiflen) </code> <br />
Alters <em>envp</em> (which does not have to be NULL-terminated, but the
number <em>envlen</em> of elements must be provided) with the modifier
string <em>modifs</em> of length <em>modiflen</em>, then performs
@@ -390,7 +380,7 @@ string <em>modifs</em> of length <em>modiflen</em>, then performs
</p>
<p>
-<code> void pathexec_r (char const *const *argv, char const *const *envp, unsigned int envlen, char const *modifs, unsigned int modiflen) </code> <br />
+<code> void pathexec_r (char const *const *argv, char const *const *envp, size_t envlen, char const *modifs, size_t modiflen) </code> <br />
Same as <tt>pathexec_r_name</tt>, except that the <em>file</em> argument is read from <em>argv</em>[0].
</p>
@@ -404,7 +394,7 @@ Returns 1 if it succeeds and 0 (and sets errno) if it fails.
</p>
<p>
-<code> void pathexec_fromenv (char const *const *argv, char const *const *envp, unsigned int envlen) </code> <br />
+<code> void pathexec_fromenv (char const *const *argv, char const *const *envp, size_t envlen) </code> <br />
Performs <tt>pathexec_r()</tt> with the given arguments and the hidden modifier
string.
</p>
@@ -430,7 +420,7 @@ to manipulate modifier strings and environments.
<h3> Forking children </h3>
<p>
-<code> int doublefork () </code> <br />
+<code> pid_t doublefork () </code> <br />
Performs a double fork. Returns -1 if it fails (and
sets errno, EINTR meaning that the intermediate process
was killed by a signal), 0 if the current process is the grandchild,
@@ -512,7 +502,7 @@ be unchanged.
</p>
<p>
-<code> int wait_nohang (int *wstat) </code> <br />
+<code> pid_t wait_nohang (int *wstat) </code> <br />
Instantly reaps one zombie, and stores the status information into
*<em>wstat</em>.
Returns the PID of the reaped zombie if it succeeds, 0 if there was
@@ -522,13 +512,13 @@ or -1 (and sets errno) if it fails.
</p>
<p>
-<code> int waitpid_nointr (pid_t pid, int *wstat, int flags) </code> <br />
+<code> pid_t waitpid_nointr (pid_t pid, int *wstat, int flags) </code> <br />
Safe wrapper around
<a href="http://www.opengroup.org/onlinepubs/9699919799/functions/waitpid.html">waitpid()</a>.
</p>
<p>
-<code> int wait_pid_nohang (pid_t pid, int *wstat) </code> <br />
+<code> pid_t wait_pid_nohang (pid_t pid, int *wstat) </code> <br />
Instantly reaps an undetermined number of zombies until it finds <em>pid</em>.
Stores the status information for dead <em>pid</em> into *<em>wstat</em>.
Returns <em>pid</em> if it succeeds, 0 if there was
@@ -587,33 +577,27 @@ Returns 1 if it succeeds, and 0 (and sets errno) if it fails.
</p>
<p>
-<code> int openreadclose (char const *file, stralloc *sa, unsigned int dummy) </code> <br />
-Legacy interface for <code>openslurpclose(sa, file)</code>. The <em>dummy</em>
-argument is unused. Returns 0 if it succeeds, and -1 (and sets errno) if it fails.
-</p>
-
-<p>
-<code> int openreadnclose (char const *file, char *s, unsigned int n) </code> <br />
+<code> ssize_t openreadnclose (char const *file, char *s, size_t n) </code> <br />
Reads at most <em>n</em> bytes from file <em>file</em> into preallocated
buffer <em>s</em>. Returns -1 (and sets errno) if it fails; else returns the
number of read bytes. If that number is not <em>n</em>, errno is set to EPIPE.
</p>
<p>
-<code> int openreadnclose_nb (char const *file, char *s, unsigned int n) </code> <br />
+<code> ssize_t openreadnclose_nb (char const *file, char *s, size_t n) </code> <br />
Like <tt>openreadnclose</tt>, but can fail with EAGAIN if the file cannot be
immediately read (for instance if it's a named pipe or other special file).
</p>
<p>
-<code> int openreadfileclose (char const *file, stralloc *sa, unsigned int n) </code> <br />
+<code> int openreadfileclose (char const *file, stralloc *sa, size_t n) </code> <br />
Reads at most <em>n</em> bytes from file <em>file</em> into the *<em>sa</em>
stralloc, which is grown (if needed) to <em>just</em> accommodate the file
size. Returns 1 if it succeeds and 0 (and sets errno) if it fails.
</p>
<p>
-<code> int openwritenclose_unsafe_internal (char const *file, char const *s, unsigned int len, uint64 *dev, uint64 *ino, unsigned char dosync) </code> <br />
+<code> int openwritenclose_unsafe_internal (char const *file, char const *s, size_t len, dev_t *dev, ino_t *ino, int dosync) </code> <br />
Writes the <em>n</em> bytes stored at <em>s</em> into file <em>file</em>.
The previous contents of <em>file</em> are destroyed even if the function
fails. If <em>dosync</em> is nonzero, the new contents of <em>file</em>
@@ -623,16 +607,16 @@ The function returns 1 if it succeeds, or 0 (and sets errno) if it fails.
</p>
<p>
-<code> int openwritenclose_unsafe (char const *file, char const *s, unsigned int len) <br />
-int openwritenclose_unsafe_sync (char const *file, char const *s, unsigned int len) <br />
-int openwritenclose_unsafe_devino (char const *file, char const *s, unsigned int len, uint64 *dev, uint64 *ino) <br />
-int openwritenclose_unsafe_devino_sync (char const *file, char const *s, unsigned int len, uint64 *dev, uint64 *ino) </code> <br />
+<code> int openwritenclose_unsafe (char const *file, char const *s, size_t len) <br />
+int openwritenclose_unsafe_sync (char const *file, char const *s, size_t len) <br />
+int openwritenclose_unsafe_devino (char const *file, char const *s, size_t len, dev_t *dev, ino_t *ino) <br />
+int openwritenclose_unsafe_devino_sync (char const *file, char const *s, size_t len, dev_t *dev, ino_t *ino) </code> <br />
Trivial shortcuts around <tt>openwritenclose_unsafe_internal()</tt>. The
reader can easily figure out what they do.
</p>
<p>
-<code> int openwritenclose_suffix_internal (char const *file, char const *s, unsigned int len, uint64 *dev, uint64 *ino, unsigned char dosync, char const *suffix) </code> <br />
+<code> int openwritenclose_suffix_internal (char const *file, char const *s, size_t len, dev_t *dev, ino_t *ino, int dosync, char const *suffix) </code> <br />
Writes the <em>n</em> bytes stored at <em>s</em> into file <em>file</em>,
by first writing into <em>filesuffix</em> and atomically renaming
<em>filesuffix</em> to <em>file</em>. IOW, the old contents of <em>file</em>
@@ -645,43 +629,43 @@ The function returns 1 if it succeeds, or 0 (and sets errno) if it fails.
</p>
<p>
-<code> int openwritenclose_suffix (char const *file, char const *s, unsigned int len, char const *suffix) <br />
-int openwritenclose_suffix_sync (char const *file, char const *s, unsigned int len, char const *suffix) <br />
-int openwritenclose_suffix_devino (char const *file, char const *s, unsigned int len, uint64 *dev, uint64 *ino, char const *suffix) <br />
-int openwritenclose_suffix_devino_sync (char const *file, char const *s, unsigned int len, uint64 *dev, uint64 *ino, char const *suffix) </code> <br />
+<code> int openwritenclose_suffix (char const *file, char const *s, size_t len, char const *suffix) <br />
+int openwritenclose_suffix_sync (char const *file, char const *s, size_t len, char const *suffix) <br />
+int openwritenclose_suffix_devino (char const *file, char const *s, size_t len, dev_t *dev, ino_t *ino, char const *suffix) <br />
+int openwritenclose_suffix_devino_sync (char const *file, char const *s, size_t len, dev_t *dev, ino_t *ino, char const *suffix) </code> <br />
Trivial shortcuts around <tt>openwritenclose_suffix_internal()</tt>. The
reader can easily figure out what they do.
</p>
<p>
-<code> int openwritevnclose_unsafe_internal (char const *file, siovec_t const *v, unsigned int vlen, uint64 *dev, uint64 *ino, unsigned char dosync) </code> <br />
+<code> int openwritevnclose_unsafe_internal (char const *file, struct iovec const *v, unsigned int vlen, dev_t *dev, ino_t *ino, int dosync) </code> <br />
Like <tt>openwritenclose_unsafe_internal</tt>, but the content to
write is taken from a
-<a href="siovec.html">siovec_t</a> scatter/gather array of <em>vlen</em>
+<a href="siovec.html">scatter/gather array</a> of <em>vlen</em>
elements instead of a single string.
</p>
<p>
-<code> int openwritevnclose_unsafe (char const *file, siovec_t const *v, unsigned int vlen) <br />
-int openwritevnclose_unsafe_sync (char const *file, siovec_t const *v, unsigned int vlen) <br />
-int openwritevnclose_unsafe_devino (char const *file, siovec_t const *v, unsigned int vlen, uint64 *dev, uint64 *ino) <br />
-int openwritevnclose_unsafe_devino_sync (char const *file, siovec_t const *v, unsigned int vlen, uint64 *dev, uint64 *ino) </code> <br />
+<code> int openwritevnclose_unsafe (char const *file, struct iovec const *v, unsigned int vlen) <br />
+int openwritevnclose_unsafe_sync (char const *file, struct iovec const *v, unsigned int vlen) <br />
+int openwritevnclose_unsafe_devino (char const *file, struct iovec const *v, unsigned int vlen, dev_t *dev, ino_t *ino) <br />
+int openwritevnclose_unsafe_devino_sync (char const *file, struct iovec const *v, unsigned int vlen, dev_t *dev, ino_t *ino) </code> <br />
Trivial wrappers around <tt>openwritevnclose_unsafe_internal()</tt>.
</p>
<p>
-<code> int openwritevnclose_suffix_internal (char const *file, siovec_t const *v, unsigned int vlen, uint64 *dev, uint64 *ino, unsigned char dosync, char const *suffix) </code> <br />
+<code> int openwritevnclose_suffix_internal (char const *file, struct iovec const *v, unsigned int vlen, dev_t *dev, ino_t *ino, int dosync, char const *suffix) </code> <br />
Like <tt>openwritenclose_suffix_internal</tt>, but the content to
write is taken from a
-<a href="siovec.html">siovec_t</a> scatter/gather array of <em>vlen</em>
+<a href="siovec.html">scatter/gather array</a> of <em>vlen</em>
elements instead of a single string.
</p>
<p>
-<code> int openwritenclose_suffix (char const *file, char const *s, unsigned int len, char const *suffix) <br />
-int openwritenclose_suffix_sync (char const *file, char const *s, unsigned int len, char const *suffix) <br />
-int openwritenclose_suffix_devino (char const *file, char const *s, unsigned int len, uint64 *dev, uint64 *ino, char const *suffix) <br />
-int openwritenclose_suffix_devino_sync (char const *file, char const *s, unsigned int len, uint64 *dev, uint64 *ino, char const *suffix) </code> <br />
+<code> int openwritenclose_suffix (char const *file, char const *s, size_t len, char const *suffix) <br />
+int openwritenclose_suffix_sync (char const *file, char const *s, size_t len, char const *suffix) <br />
+int openwritenclose_suffix_devino (char const *file, char const *s, size_t len, dev_t *dev, ino_t *ino, char const *suffix) <br />
+int openwritenclose_suffix_devino_sync (char const *file, char const *s, size_t len, dev_t *dev, ino_t *ino, char const *suffix) </code> <br />
Trivial wrappers around <tt>openwritevnclose_suffix_internal()</tt>.
</p>
@@ -706,7 +690,7 @@ Returns 0 if it succeeds or -1 (and sets errno) if it fails.
</p>
<p>
-<code> int rm_rf_in_tmp (stralloc *tmp, unsigned int n) </code> <br />
+<code> int rm_rf_in_tmp (stralloc *tmp, size_t n) </code> <br />
Deletes a filesystem subtree, using *<em>tmp</em>
as heap-allocated temporary space.
Returns 0 if it succeeds or -1 (and sets errno) if it fails.
@@ -763,14 +747,14 @@ Returns 0 if it succeeds and -1 (and sets errno) if it fails.
</p>
<p>
-<code> int sabasename (stralloc *sa, char const *s, unsigned int len) </code> <br />
+<code> int sabasename (stralloc *sa, char const *s, size_t len) </code> <br />
Appends the basename of filename <em>s</em> (of length <em>len</em>)
to *<em>sa</em>.
Returns 1 if it succeeds and 0 (and sets errno) if it fails.
</p>
<p>
-<code> int sadirname (stralloc *sa, char const *s, unsigned int len) </code> <br />
+<code> int sadirname (stralloc *sa, char const *s, size_t len) </code> <br />
Appends the dirname of filename <em>s</em> (of length <em>len</em>)
to *<em>sa</em>.
Returns 1 if it succeeds and 0 (and sets errno) if it fails.
diff --git a/doc/libstddjb/gccattributes.html b/doc/libstddjb/gccattributes.html
index 1e66aee..71a5e97 100644
--- a/doc/libstddjb/gccattributes.html
+++ b/doc/libstddjb/gccattributes.html
@@ -33,7 +33,7 @@ of gcc does not support the wanted attribute.
</p>
<pre>
- extern unsigned int str_len (char const *) gccattr_pure ;
+ extern size_t str_len (char const *) gccattr_pure ;
</pre>
<p>
diff --git a/doc/libstddjb/index.html b/doc/libstddjb/index.html
index 6ecfeb2..63a786b 100644
--- a/doc/libstddjb/index.html
+++ b/doc/libstddjb/index.html
@@ -78,6 +78,9 @@ functions writing into <a href="buffer.html">buffers</a> or <a href="bufalloc.ht
how to safely handle signals in event loops) </li>
<li> <a href="sgetopt.html">skalibs/sgetopt.h</a>: <tt>getopt()</tt>-style command-line options management </li>
<li> <a href="sig.html">skalibs/sig.h</a>: safe signal management </li>
+ <li> <a href="siovec.html">skalibs/siovec.h</a>: scatter/gather IO primitives working with an
+<a href="http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_uio.h.html">iovec</a>
+structure </li>
<li> <a href="skamisc.html">skalibs/skamisc.h</a>: general string quoting and parsing; miscellaneous, unclassifiable functions </li>
<li> <a href="socket.html">skalibs/socket.h</a>: INET domain sockets </li>
<li> <a href="stralloc.html">skalibs/stralloc.h</a>: advanced management of dynamically allocated strings </li>
@@ -97,11 +100,9 @@ includes them.
<li> skalibs/uint16.h: operations with 16-bit unsigned integers </li>
<li> skalibs/uint32.h: operations with 32-bit unsigned integers </li>
<li> skalibs/uint64.h: operations with 64-bit unsigned integers </li>
- <li> skalibs/ushort.h: portable helpers for the "unsigned short" basic type </li>
- <li> skalibs/uint.h: portable helpers for the "unsigned int" basic type </li>
- <li> skalibs/ulong.h: portable helpers for the "unsigned long" basic type </li>
+ <li> skalibs/types.h: portable helpers for common Unix types: size_t,
+uid_t, gid_t, pid_t, time_t, dev_t and ino_t. </li>
<li> skalibs/error.h: portable macros for errno management </li>
- <li> skalibs/gidstuff.h: helpers for the "gid_t" type </li>
<li> skalibs/setgroups.h: stub for the setgroups() function, for systems that do not define it</li>
<li> <a href="ip46.html">skalibs/ip46.h</a>: IPv4/IPv6 abstraction layer </li>
</ul>
@@ -115,12 +116,10 @@ are not associated with any code and are mostly self-explanatory:
<li> <a href="gccattributes.html">skalibs/gccattributes.h</a>: wrappers around a few GCC-specific optimizations </li>
<li> skalibs/diuint.h: for associative arrays of unsigned integers </li>
<li> skalibs/diuint32.h: for associative arrays of 32-bit unsigned integers </li>
+ <li> skalibs/disize.h: for associative arrays of size_t </li>
<li> skalibs/environ.h: declaration of the <em>environ</em> variable </li>
<li> skalibs/nsig.h: the number of system signals, for systems that do not define it </li>
<li> skalibs/nonposix.h: feature test macros for non-POSIX-compliant systems </li>
- <li> skalibs/siovec.h:
-<a href="http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_uio.h.html">iovec</a>-like
-structure for scatter/gather IO operations </li>
</ul>
</body>
diff --git a/doc/libstddjb/iopause.html b/doc/libstddjb/iopause.html
index ff8727c..bcefb91 100644
--- a/doc/libstddjb/iopause.html
+++ b/doc/libstddjb/iopause.html
@@ -29,12 +29,12 @@ and implemented in the <tt>libskarnet.a</tt> or <tt>libskarnet.so</tt> library.
<p>
<tt>iopause</tt> is the skalibs API for event loop selection. It's a
-wrapper around the system's
+wrapper around the system's <tt>ppoll()</tt> or
<a href="http://www.opengroup.org/onlinepubs/9699919799/functions/poll.html">poll()</a>
(if available) or
<a href="http://www.opengroup.org/onlinepubs/9699919799/functions/select.html">select()</a>
-(if <tt>poll()</tt> is unavailable) function. It
-works around some system-dependent quirks; also it works with
+(if neither <tt>ppoll()</tt> n or <tt>poll()</tt> is available) function.
+ It works around some system-dependent quirks; also it works with
<em>absolute dates</em> instead of timeouts. This is a good thing:
see below.
</p>
@@ -175,22 +175,23 @@ it is recommended to use this function instead of the lower-level
<h3> Underlying implementations </h3>
<p>
- <tt>iopause</tt> is an alias to either <tt>iopause_poll</tt> or
-or <tt>iopause_select</tt>. By default, it is aliased to <tt>iopause_poll</tt>; to
-alias it to <tt>iopause_select</tt> instead, configure skalibs with the
-<tt>--enable-iopause-select</tt> option.
+ <tt>iopause</tt> is an alias to one of <tt>iopause_ppoll</tt>, <tt>iopause_poll</tt> or
+<tt>iopause_select</tt>. It is always aliased to <tt>iopause_ppoll</tt> if
+the <tt>ppoll()</tt> function is available on the system; else, it's aliased to
+<tt>iopause_poll</tt> by default, and users can alias it to <tt>iopause_select</tt>
+instead if they configure skalibs with the <tt>--enable-iopause-select</tt> option.
</p>
<p>
-Both <tt>iopause_poll</tt> and <tt>iopause_select</tt> are implemented on top of the
-<a href="http://man7.org/linux/man-pages/man2/ppoll.2.html">ppoll()</a> system call
-if it is available; but if it is not, then <tt>iopause_poll</tt> defaults to
-<a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/poll.html">poll()</a>,
-which has a more comfortable API than
+<a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/poll.html">poll()</a>
+has a more comfortable API than
<a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/select.html">select()</a>,
-but a maximum precision of 1 millisecond which might not be enough for some applications; whereas
-<tt>iopause_select</tt> defaults to select(), which incurs some CPU overhead for the
-API conversion, but has a 1 microsecond precision.
+but its maximum precision is 1 millisecond, which might not be enough for some applications;
+using <tt>select()</tt> instead incurs some CPU overhead for the API conversion, but has a
+1 microsecond precision.
+<a href="http://man7.org/linux/man-pages/man2/poll.2.html">ppoll()</a> gets the best of
+both worlds with the same interface model as <tt>poll()</tt> and a 1 nanosecond precision,
+which is why skalibs always uses it when available.
</p>
</body>
diff --git a/doc/libstddjb/ip46.html b/doc/libstddjb/ip46.html
index 8d13640..e0e95b3 100644
--- a/doc/libstddjb/ip46.html
+++ b/doc/libstddjb/ip46.html
@@ -74,21 +74,21 @@ except if IPv6 is unavailable, in which case it returns 0 ENOSYS.
</p>
<p>
-<code> unsigned int ip46_fmt (char *s, ip46_t const *a) </code> <br />
+<code> size_t ip46_fmt (char *s, ip46_t const *a) </code> <br />
Formats the address in *<em>a</em> into the string <em>s</em>, which
must be preallocated. Returns the number of bytes written. The address
will be accordingly formatted as IPv4 or IPv6.
</p>
<p>
-<code> unsigned int ip46_scan (char const *s, ip46_t *a) </code> <br />
+<code> size_t ip46_scan (char const *s, ip46_t *a) </code> <br />
Scans the string <em>s</em> for an IPv4 or IPv6 address. If it finds
one, writes it into *<em>a</em> and returns the number of bytes read.
If it cannot, returns 0.
</p>
<p>
-<code> unsigned int ip46_scanlist (ip46_t *list, unsigned int max, char const *s, unsigned int *n) </code> <br />
+<code> size_t ip46_scanlist (ip46_t *list, size_t max, char const *s, size_t *n) </code> <br />
Scans the string <em>s</em> for a list of comma-, semicolon-, space-, tab- or
newline-separated IPv4 or IPv6 addresses, up to a maximum of <em>max</em>. It
stores them into the (preallocated) ip46_t array pointed to by <em>list</em>.
@@ -97,24 +97,24 @@ IP list at all), and stores the number of found and scanned addresses into *<em>
</p>
<p>
-<code> int socket_connect46 (int fd, ip46_t *a, uint16 port) </code> <br />
+<code> int socket_connect46 (int fd, ip46_t *a, uint16_t port) </code> <br />
Connects the socket <em>fd</em> to address *<em>a</em> and port <em>port</em>.
Returns 0 in case of success, and -1 (and sets errno) in case of failure.
</p>
<p>
-<code> int socket_bind46 (int fd, ip46_t *a, uint16 port) </code> <br />
+<code> int socket_bind46 (int fd, ip46_t *a, uint16_t port) </code> <br />
Binds the socket <em>fd</em> to address *<em>a</em> and port <em>port</em>.
Returns 0 in case of success, and -1 (and sets errno) in case of failure.
</p>
<p>
-<code> int socket_bind46_reuse (int fd, ip46_t *a, uint16 port) </code> <br />
+<code> int socket_bind46_reuse (int fd, ip46_t *a, uint16_t port) </code> <br />
Same as the previous function, with the SO_REUSEADDR option.
</p>
<p>
-<code> int socket_deadlineconnstamp46 (int fd, ip46_t const *a, uint16 port, tain_t const *deadline, tain_t *stamp) </code> <br />
+<code> int socket_deadlineconnstamp46 (int fd, ip46_t const *a, uint16_t port, tain_t const *deadline, tain_t *stamp) </code> <br />
Attempts to synchronously connect the socket <em>fd</em> to address a<em>a</em>
and port <em>port</em>. Returns 1 if it succeeds and 0 (and sets errno)
if it fails. <em>stamp</em> must contain an accurate enough
@@ -124,35 +124,35 @@ returns 0 ETIMEDOUT.
</p>
<p>
-<code> int socket_recv46 (int fd, char *s, unsigned int len, ip46_t *a, uint16 *port) </code> <br />
+<code> ssize_t socket_recv46 (int fd, char *s, size_t len, ip46_t *a, uint16_t *port) </code> <br />
Reads a datagram from socket <em>fd</em>. The message is stored into buffer <em>s</em>
of max length <em>len</em>, and stores the sender information into address *<em>a</em>
and port *<em>port</em>. Returns the length of the read datagram, or -1 if it fails.
</p>
<p>
-<code> int socket_send46 (int fd, char const *s, unsigned int len, ip46_t const *a, uint16 port) </code> <br />
+<code> ssize_t socket_send46 (int fd, char const *s, size_t len, ip46_t const *a, uint16_t port) </code> <br />
Writes a datagram to socket <em>fd</em>. The message is read from buffer <em>s</em>
of length <em>len</em>, and the recipient information is address *<em>a</em>
and port <em>port</em>. Returns the number of written bytes, or -1 if it fails.
</p>
<p>
-<code> int socket_local46 (int fd, ip46_t *a, uint16 *port) </code> <br />
+<code> int socket_local46 (int fd, ip46_t *a, uint16_t *port) </code> <br />
Gets the local information about bound socket <em>fd</em>: the local IP
address is stored into *<em>a</em> and the local port into *<em>port</em>.
Returns 0 in case of success, and -1 (and sets errno) in case of failure.
</p>
<p>
-<code> int socket_remote46 (int fd, ip46_t *a, uint16 *port) </code> <br />
+<code> int socket_remote46 (int fd, ip46_t *a, uint16_t *port) </code> <br />
Gets the peer information about connected socket <em>fd</em>: the remote IP
address is stored into *<em>a</em> and the remote port into *<em>port</em>.
Returns 0 in case of success, and -1 (and sets errno) in case of failure.
</p>
<p>
-<code> int socket_recvnb46 (int fd, char *s, unsigned int len, ip46_t *a, uint16 *port,
+<code> ssize_t socket_recvnb46 (int fd, char *s, size_t len, ip46_t *a, uint16_t *port,
tain_t const *deadline, tain_t *stamp) </code> <br />
Like <tt>socket_recv46</tt>, except that the function blocks until a datagram
is received. *<em>stamp</em> must be an accurate enough approximation of the
@@ -161,7 +161,7 @@ arrived by absolute date *<em>deadline</em>, the function returns -1 ETIMEOUT.
</p>
<p>
-<code> int socket_sendnb46 (int fd, char const *s, unsigned int len, ip46_t const *a, uint16 port,
+<code> ssize_t socket_sendnb46 (int fd, char const *s, size_t len, ip46_t const *a, uint16_t port,
tain_t const *deadline, tain_t *stamp) </code> <br />
Like <tt>socket_send46</tt>, except that the function blocks until a datagram
has been effectively sent. *<em>stamp</em> must be an accurate enough approximation of the
diff --git a/doc/libstddjb/lolstdio.html b/doc/libstddjb/lolstdio.html
index 2ec923b..8971137 100644
--- a/doc/libstddjb/lolstdio.html
+++ b/doc/libstddjb/lolstdio.html
@@ -38,8 +38,8 @@ formatting but interacting with <a href="buffer.html">buffers</a> or
Like any printf-style functions, the lolstdio functions are rather
complex and inefficient, and not recommended for general use; they are
provided as a quick and dirty way to debug or test things. Programmers
-are advised to use the <a href="fmtscan.html">type-specific formatting
-functions</a> instead in production-quality code.
+are advised to use type-specific formatting functions instead in
+production-quality code.
</p>
<p>
diff --git a/doc/libstddjb/siovec.html b/doc/libstddjb/siovec.html
new file mode 100644
index 0000000..c308d9a
--- /dev/null
+++ b/doc/libstddjb/siovec.html
@@ -0,0 +1,28 @@
+<html>
+ <head>
+ <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+ <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+ <meta http-equiv="Content-Language" content="en" />
+ <title>skalibs: the siovec header</title>
+ <meta name="Description" content="skalibs: the siovec header" />
+ <meta name="Keywords" content="skalibs header siovec struct iovec scatter gather array I/O" />
+ <!-- <link rel="stylesheet" type="text/css" href="http://skarnet.org/default.css" /> -->
+ </head>
+<body>
+
+<p>
+<a href="index.html">libstddjb</a><br />
+<a href="../libskarnet.html">libskarnet</a><br />
+<a href="../index.html">skalibs</a><br />
+<a href="http://skarnet.org/software/">Software</a><br />
+<a href="http://skarnet.org/">skarnet.org</a>
+</p>
+
+<h1> The <tt>skalibs/siovec.h</tt> header </h1>
+
+<p>
+ TODO: write this documentation page. (Sorry!)
+</p>
+
+</body>
+</html>
diff --git a/doc/libstddjb/stralloc.html b/doc/libstddjb/stralloc.html
index 75e3d45..0147466 100644
--- a/doc/libstddjb/stralloc.html
+++ b/doc/libstddjb/stralloc.html
@@ -93,7 +93,7 @@ A stralloc should be initialized to STRALLOC_ZERO before its first use.
<h2> Functions </h2>
<p>
-<code> int stralloc_catb (stralloc *sa, char const *s, unsigned int len) </code> <br />
+<code> int stralloc_catb (stralloc *sa, char const *s, size_t len) </code> <br />
Appends the <em>len</em> bytes pointed to by <em>s</em> to the end of the
memory zone handled by *<em>sa</em>, automatically allocating more memory
if needed. Returns 1 if it succeeds, and 0 if it fails.
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-26 19:21:34 +0000