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-rw-r--r--src/clients/s6-dnsip.c2
-rw-r--r--src/libs6dns/s6dns_hosts_aaaaa_string.c4
-rw-r--r--src/libs6dns/s6dns_hosts_compile.c28
-rw-r--r--src/libs6dns/s6dns_hosts_compile.txt18
-rw-r--r--src/utilities/s6-dns-hosts-compile.c23
5 files changed, 46 insertions, 29 deletions
diff --git a/src/clients/s6-dnsip.c b/src/clients/s6-dnsip.c
index 6a5747d..041d450 100644
--- a/src/clients/s6-dnsip.c
+++ b/src/clients/s6-dnsip.c
@@ -82,7 +82,7 @@ int main (int argc, char const *const *argv)
char fmt[IP6_FMT] ;
size_t n = ip46full_fmt(fmt, genalloc_s(ip46full, &ips) + i) ;
fmt[n++] = '\n' ;
- if (buffer_put(buffer_1small, fmt, n) < (ssize_t)n)
+ if (buffer_put(buffer_1small, fmt, n) < 0)
strerr_diefu1sys(111, "write to stdout") ;
}
if (!buffer_flush(buffer_1small))
diff --git a/src/libs6dns/s6dns_hosts_aaaaa_string.c b/src/libs6dns/s6dns_hosts_aaaaa_string.c
index f4b00f0..771261a 100644
--- a/src/libs6dns/s6dns_hosts_aaaaa_string.c
+++ b/src/libs6dns/s6dns_hosts_aaaaa_string.c
@@ -18,7 +18,7 @@ extern int s6dns_hosts_aaaaa_string_r (cdb const *c, char const *name, genalloc
if (r <= 0) return r ;
if (!genalloc_readyplus(ip46full, ga, r)) return -1 ;
for (size_t i = 0 ; i < r ; i++)
- ip46full_from_ip4(genalloc_s(ip46full, ga) + i, sa.s + (i << 2)) ;
+ ip46full_from_ip4(genalloc_s(ip46full, ga) + gabase + i, sa.s + (i << 2)) ;
genalloc_setlen(ip46full, ga, gabase + r) ;
sa.len = 0 ;
r = s6dns_hosts_aaaa_string_r(c, name, &sa, isunq) ;
@@ -27,7 +27,7 @@ extern int s6dns_hosts_aaaaa_string_r (cdb const *c, char const *name, genalloc
{
if (!genalloc_readyplus(ip46full, ga, r)) goto err ;
for (size_t i = 0 ; i < r ; i++)
- ip46full_from_ip6(genalloc_s(ip46full, ga) + i, sa.s + (i << 4)) ;
+ ip46full_from_ip6(genalloc_s(ip46full, ga) + genalloc_len(ip46full, ga) + i, sa.s + (i << 4)) ;
genalloc_setlen(ip46full, ga, genalloc_len(ip46full, ga) + r) ;
}
stralloc_free(&sa) ;
diff --git a/src/libs6dns/s6dns_hosts_compile.c b/src/libs6dns/s6dns_hosts_compile.c
index 852ce20..cf3e304 100644
--- a/src/libs6dns/s6dns_hosts_compile.c
+++ b/src/libs6dns/s6dns_hosts_compile.c
@@ -144,7 +144,7 @@ static void *byipv6_dtok (uint32_t d, void *aux)
static inline uint8_t cclass (char c)
{
- static uint8_t const ctable[128] = "09999999913111999999999999999999199999999999945977777777776999999888888888888888888888888889999898888888888888888888888888899999" ;
+ static uint8_t const ctable[128] = "09999999913111999999999999999999199299999999945977777777776999999888888888888888888888888889999898888888888888888888888888899999" ;
return c & 0x80 ? 9 : ctable[(uint8_t)c] - '0' ;
}
@@ -152,18 +152,18 @@ static int s6dns_hosts_parse (buffer *b, hostdata *hd)
{
static uint8_t const table[6][10] =
{
- { 0x06, 0x00, 0x01, 0x00, 0x07, 0x07, 0x0a, 0x0a, 0x0a, 0x07 },
- { 0x06, 0x01, 0x01, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 },
- { 0x16, 0x13, 0x07, 0x10, 0x07, 0x0a, 0x0a, 0x0a, 0x0a, 0x07 },
- { 0x06, 0x03, 0x01, 0x00, 0x07, 0x07, 0x07, 0x07, 0x0c, 0x07 },
- { 0x26, 0x64, 0x07, 0x20, 0x0c, 0x0c, 0x07, 0x0c, 0x0c, 0x07 },
- { 0x06, 0x05, 0x01, 0x00, 0x07, 0x07, 0x07, 0x07, 0x0c, 0x07 }
+ { 0x0a, 0x00, 0x01, 0x00, 0x0b, 0x0b, 0x12, 0x12, 0x12, 0x0b },
+ { 0x0a, 0x01, 0x01, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01 },
+ { 0x2a, 0x23, 0x0b, 0x20, 0x0b, 0x12, 0x12, 0x12, 0x12, 0x0b },
+ { 0x0a, 0x03, 0x01, 0x00, 0x0b, 0x0b, 0x0b, 0x0b, 0x14, 0x0b },
+ { 0x4a, 0xc4, 0x0b, 0x40, 0x14, 0x14, 0x0b, 0x14, 0x14, 0x0b },
+ { 0x0a, 0x05, 0x01, 0x00, 0x0b, 0x0b, 0x0b, 0x0b, 0x14, 0x0b }
} ;
node_ip *node = 0 ;
size_t mark = hd->storage.len ;
uint8_t flags = 0 ;
uint8_t state = 0 ;
- while (state < 0x06)
+ while (state < 0x0a)
{
uint8_t c ;
char cur ;
@@ -171,9 +171,9 @@ static int s6dns_hosts_parse (buffer *b, hostdata *hd)
if (r == -1) goto err ;
if (!r) cur = 0 ;
c = table[state][cclass(cur)] ;
- state = c & 0x07 ;
- if (c & 0x08) if (!stralloc_catb(&hd->storage, &cur, 1)) goto err ;
- if (c & 0x10)
+ state = c & 0x0f ;
+ if (c & 0x10) if (!stralloc_catb(&hd->storage, &cur, 1)) goto err ;
+ if (c & 0x20)
{
char ip[16] ;
if (!stralloc_0(&hd->storage)) goto err ;
@@ -207,7 +207,7 @@ static int s6dns_hosts_parse (buffer *b, hostdata *hd)
hd->storage.len = mark ;
flags &= ~2 ;
}
- if (c & 0x20)
+ if (c & 0x40)
{
node_name *noden ;
size_t i = 0 ;
@@ -262,9 +262,9 @@ static int s6dns_hosts_parse (buffer *b, hostdata *hd)
}
mark = hd->storage.len ;
}
- if (c & 0x40) flags |= 2 ;
+ if (c & 0x80) flags |= 2 ;
}
- if (state > 0x06) return (errno = EILSEQ, 0) ;
+ if (state > 0x0a) return (errno = EILSEQ, 0) ;
return 1 ;
err:
diff --git a/src/libs6dns/s6dns_hosts_compile.txt b/src/libs6dns/s6dns_hosts_compile.txt
index 97c5bac..aa71b93 100644
--- a/src/libs6dns/s6dns_hosts_compile.txt
+++ b/src/libs6dns/s6dns_hosts_compile.txt
@@ -1,3 +1,5 @@
+
+
class | 0 1 2 3 4 5 6 7 8 9
st\ev | \0 space # \n - . : 0-9 alpha other
@@ -7,7 +9,7 @@ START | p p p
COMMENT |
01 | END COMMENT COMMENT START COMMENT COMMENT COMMENT COMMENT COMMENT COMMENT
-IP | s s sa p p p p
+IP | s s s p p p p
02 | END IPDONE X START X IP IP IP IP X
IPDONE | p
@@ -19,13 +21,13 @@ NAME | f fn f p p p p
NAMES | p
05 | END NAMES COMMENT START X X X X NAME X
-END = 06
-X = 07
+END = 0a
+X = 0b
-state: 3 bits
+state: 4 bits
actions: 4 bits
-0x08 p store cur
-0x10 s scan IP, reset fqdn
-0x20 f scan name
-0x40 n fqdn done, now aliases
+0x10 p store cur
+0x20 s scan IP, reset fqdn
+0x40 f scan name
+0x80 n fqdn done, now aliases
diff --git a/src/utilities/s6-dns-hosts-compile.c b/src/utilities/s6-dns-hosts-compile.c
index 554a569..1f9e85d 100644
--- a/src/utilities/s6-dns-hosts-compile.c
+++ b/src/utilities/s6-dns-hosts-compile.c
@@ -47,10 +47,25 @@ int main (int argc, char const *const *argv)
fdw = mkstemp(tmp) ;
if (fdw == -1) strerr_diefu2sys(111, "create ", tmp) ;
if (!s6dns_hosts_compile(fdr, fdw))
- strerr_diefu4sys(111, "compile ", ifile, " to ", tmp) ;
- if (fsync(fdw) == -1) strerr_diefu2sys(111, "fsync ", tmp) ;
- if (fchmod(fdw, 0644) == -1) strerr_diefu2sys(111, "fchmod ", tmp) ;
- if (rename(tmp, ofile) == -1) strerr_diefu4sys(111, "rename ", tmp, " to ", ofile) ;
+ {
+ unlink_void(tmp) ;
+ strerr_diefu2sys(111, "compile ", ifile) ;
+ }
+ if (fsync(fdw) == -1)
+ {
+ unlink_void(tmp) ;
+ strerr_diefu2sys(111, "fsync ", tmp) ;
+ }
+ if (fchmod(fdw, 0644) == -1)
+ {
+ unlink_void(tmp) ;
+ strerr_diefu2sys(111, "fchmod ", tmp) ;
+ }
+ if (rename(tmp, ofile) == -1)
+ {
+ unlink_void(tmp) ;
+ strerr_diefu4sys(111, "rename ", tmp, " to ", ofile) ;
+ }
}
return 0 ;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-19 23:46:12 +0000