diff options
Diffstat (limited to 'src/tls/s6-tlsclient.c')
| -rw-r--r-- | src/tls/s6-tlsclient.c | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/src/tls/s6-tlsclient.c b/src/tls/s6-tlsclient.c new file mode 100644 index 0000000..267f457 --- /dev/null +++ b/src/tls/s6-tlsclient.c @@ -0,0 +1,202 @@ +/* ISC license. */ + +#include <string.h> +#include <stdint.h> +#include <skalibs/types.h> +#include <skalibs/sgetopt.h> +#include <skalibs/strerr2.h> +#include <skalibs/djbunix.h> +#include <skalibs/ip46.h> +#include <s6-networking/config.h> + +#define USAGE "s6-tlsclient [ options ] host port prog...\n" \ +"s6-tcpclient options: [ -q | -Q | -v ] [ -4 | -6 ] [ -d | -D ] [ -r | -R ] [ -h | -H ] [ -n | -N ] [ -t timeout ] [ -l localname ] [ -T timeoutconn ] [ -i localip ] [ -p localport ]\n" \ +"s6-tlsc options: [ -S | -s ] [ -Y | -y ] [ -K timeout ] [ -k servername ] [ -Z | -z ]" + +#define dieusage() strerr_dieusage(100, USAGE) + +typedef struct options_s options_t, *options_t_ref ; +struct options_s +{ + char const *localname ; + char const *servername ; + unsigned int timeout ; + unsigned int ximeout ; + unsigned int yimeout ; + unsigned int kimeout ; + uint16_t localport ; + ip46full_t localip ; + unsigned int verbosity : 2 ; + unsigned int flag4 : 1 ; + unsigned int flag6 : 1 ; + unsigned int flagD : 1 ; + unsigned int flagH : 1 ; + unsigned int flagr : 1 ; + unsigned int flagN : 1 ; + unsigned int flagS : 1 ; + unsigned int flagy : 1 ; + unsigned int flagZ : 1 ; + unsigned int doxy : 1 ; +} ; + +#define OPTIONS_ZERO \ +{ \ + .localname = 0, \ + .servername = 0, \ + .timeout = 0, \ + .ximeout = 2, \ + .yimeout = 58, \ + .kimeout = 0, \ + .localport = 0, \ + .localip = IP46FULL_ZERO, \ + .verbosity = 1, \ + .flag4 = 0, \ + .flag6 = 0, \ + .flagD = 0, \ + .flagH = 0, \ + .flagr = 0, \ + .flagN = 0, \ + .flagS = 0, \ + .flagy = 0, \ + .flagZ = 0, \ + .doxy = 0 \ +} + +int main (int argc, char const *const *argv, char const *const *envp) +{ + options_t o = OPTIONS_ZERO ; + PROG = "s6-tlsclient" ; + { + subgetopt_t l = SUBGETOPT_ZERO ; + for (;;) + { + int opt = subgetopt_r(argc, argv, "qQv46DdHhRrnNt:l:T:i:p:SsYyK:k:Zz", &l) ; + if (opt == -1) break ; + switch (opt) + { + case 'q' : o.verbosity = 0 ; break ; + case 'Q' : o.verbosity = 1 ; break ; + case 'v' : o.verbosity = 2 ; break ; + case '4' : o.flag4 = 1 ; break ; + case '6' : o.flag6 = 1 ; break ; + case 'D' : o.flagD = 1 ; break ; + case 'd' : o.flagD = 0 ; break ; + case 'H' : o.flagH = 1 ; break ; + case 'h' : o.flagH = 0 ; break ; + case 'R' : o.flagr = 0 ; break ; + case 'r' : o.flagr = 1 ; break ; + case 'n' : o.flagN = 0 ; break ; + case 'N' : o.flagN = 1 ; break ; + case 't' : if (!uint0_scan(l.arg, &o.timeout)) dieusage() ; break ; + case 'l' : o.localname = l.arg ; break ; + case 'T' : + { + size_t n = uint_scan(l.arg, &o.ximeout) ; + if (!n) dieusage() ; + o.doxy = 1 ; + if (!l.arg[n]) + { + o.yimeout = 0 ; + break ; + } + if (l.arg[n] != '+') dieusage() ; + if (!uint0_scan(l.arg + n + 1, &o.yimeout)) dieusage() ; + break ; + } + case 'i' : if (!ip46full_scan(l.arg, &o.localip)) dieusage() ; break ; + case 'p' : if (!uint160_scan(l.arg, &o.localport)) dieusage() ; break ; + case 'S' : o.flagS = 1 ; break ; + case 's' : o.flagS = 0 ; break ; + case 'Y' : o.flagy = 0 ; break ; + case 'y' : o.flagy = 1 ; break ; + case 'K' : if (!uint0_scan(l.arg, &o.kimeout)) dieusage() ; break ; + case 'k' : o.servername = l.arg ; break ; + case 'Z' : o.flagZ = 1 ; break ; + case 'z' : o.flagZ = 0 ; break ; + default : dieusage() ; + } + } + argc -= l.ind ; argv += l.ind ; + if (argc < 3) dieusage() ; + } + + if (!o.servername && !o.flagH) + { + ip46full_t ip ; + if (!ip46full_scan(argv[0], &ip)) + o.servername = argv[0] ; + } + + { + size_t pos = 0 ; + unsigned int m = 0 ; + char fmt[UINT_FMT * 4 + UINT16_FMT + IP46_FMT] ; + char const *newargv[29 + argc] ; + newargv[m++] = S6_NETWORKING_BINPREFIX "s6-tcpclient" ; + if (o.verbosity != 1) newargv[m++] = o.verbosity ? "-v" : "-q" ; + if (o.flag4) newargv[m++] = "-4" ; + if (o.flag6) newargv[m++] = "-6" ; + if (o.flagD) newargv[m++] = "-D" ; + if (o.flagH) newargv[m++] = "-H" ; + if (o.flagr) newargv[m++] = "-r" ; + if (o.flagN) newargv[m++] = "-N" ; + if (o.timeout) + { + newargv[m++] = "-t" ; + newargv[m++] = fmt + pos ; + pos += uint_fmt(fmt + pos, o.timeout) ; + fmt[pos++] = 0 ; + } + if (o.localname) + { + newargv[m++] = "-l" ; + newargv[m++] = o.localname ; + } + if (o.doxy) + { + newargv[m++] = "-T" ; + newargv[m++] = fmt + pos ; + pos += uint_fmt(fmt + pos, o.ximeout) ; + fmt[pos++] = '+' ; + pos += uint_fmt(fmt + pos, o.yimeout) ; + fmt[pos++] = 0 ; + } + if (memcmp(o.localip.ip, IP6_ANY, 16)) + { + newargv[m++] = "-i" ; + newargv[m++] = fmt + pos ; + pos += ip46full_fmt(fmt + pos, &o.localip) ; + fmt[pos++] = 0 ; + } + if (o.localport) + { + newargv[m++] = "-p" ; + newargv[m++] = fmt + pos ; + pos += uint16_fmt(fmt + pos, o.localport) ; + fmt[pos++] = 0 ; + } + newargv[m++] = "--" ; + newargv[m++] = *argv++ ; + newargv[m++] = *argv++ ; + newargv[m++] = S6_NETWORKING_BINPREFIX "s6-tlsc" ; + if (o.flagS) newargv[m++] = "-S" ; + if (o.flagy) newargv[m++] = "-y" ; + if (o.kimeout) + { + newargv[m++] = "-K" ; + newargv[m++] = fmt + pos ; + pos += uint_fmt(fmt + pos, o.kimeout) ; + fmt[pos++] = 0 ; + } + if (o.servername) + { + newargv[m++] = "-k" ; + newargv[m++] = o.servername ; + } + if (o.flagZ) newargv[m++] = "-Z" ; + newargv[m++] = "--" ; + while (*argv) newargv[m++] = *argv++ ; + newargv[m++] = 0 ; + xpathexec_run(newargv[0], newargv, envp) ; + } +} |