WebSVN – SvarDOS – Diff – /pkgnet/trunk/pkgnet.c



 * write result to file outfname if not null, or print to stdout otherwise
 * fills bsum with the BSD sum of the data
 * is ispost is non-zero, then the request is a POST and its body data is
 * obtained through repeated calls to checkupdata()
 * returns the length of data obtained, or neg value on error */
static long htget(const char *ipaddr, const char *url, const char *outfname, unsigned short *bsum, int ispost, unsigned char *buffer, size_t buffersz, unsigned short tcpbuflen) {
  struct net_tcpsocket *sock;
  time_t lastactivity, lastprogressoutput = 0;
  int httpcode = -1, ischunked = 0;
  int byteread;
  long flen = 0, lastflen = 0;

  struct unchunk_state *unchstate = (void *)buffer;
  buffer += sizeof(*unchstate);
  buffersz -= sizeof(*unchstate);
  memset(unchstate, 0, sizeof(*unchstate));
 
  sock = net_connect(ipaddr, 80, tcpbuflen);
  if (sock == NULL) {
    printf(svarlang_strid(0x0902), HOSTADDR); /* "ERROR: failed to connect to " HOSTADDR */
    puts("");
    goto SHITQUIT;
  }

 
 
int main(int argc, char **argv) {
  unsigned short bsum = 0;
  long flen;
  unsigned short tcpbufsz = (16 * 1024);
  int ispost; /* is the request a POST? */
 
  struct {
    unsigned char buffer[5000];
    char ipaddr[64];
    char url[64];
    char outfname[16];
 
  } *mem;
 
  svarlang_autoload("PKGNET");
 
  /* look for PKGNETBUFSZ env var to size up the buffer (default=5000 bytes) */
  {
    const char *ptr = getenv("PKGNETBUFSZ");
    if (ptr != NULL) {
      long newsz = atol(ptr);
      if ((newsz >= 0) && (newsz < 65500)) {
        tcpbufsz = newsz;
        printf("WILL USE CUSTOM TCP BUFF SIZE = %u\r\n", tcpbufsz);
      }
    }
  }
 
  /* allocate memory */
  mem = malloc(sizeof(*mem));
  if (mem == NULL) {
    putsnls(9, 9); /* "ERROR: out of memory" */
    return(1);
  }
 

  if (net_dnsresolve(mem->ipaddr, HOSTADDR, 2) != 0) {
    putsnls(9, 12); /* "ERROR: DNS resolution failed" */
    return(1);
  }
 
  flen = htget(mem->ipaddr, mem->url, mem->outfname, &bsum, ispost, mem->buffer, sizeof(mem->buffer), tcpbufsz);
  if (flen < 1) return(1);
 
  if (mem->outfname[0] != 0) {
    /* print bsum, size, filename */
    printf(svarlang_strid(0x0200), flen >> 10, mem->outfname, bsum); /* Downloaded %ld KiB into %s (BSUM: %04X) */

Rev 1131	Rev 1132
Line 244...	Line 244...
244	`* write result to file outfname if not null, or print to stdout otherwise`	244	`* write result to file outfname if not null, or print to stdout otherwise`
245	`* fills bsum with the BSD sum of the data`	245	`* fills bsum with the BSD sum of the data`
246	`* is ispost is non-zero, then the request is a POST and its body data is`	246	`* is ispost is non-zero, then the request is a POST and its body data is`
247	`* obtained through repeated calls to checkupdata()`	247	`* obtained through repeated calls to checkupdata()`
248	`* returns the length of data obtained, or neg value on error */`	248	`* returns the length of data obtained, or neg value on error */`
249	`static long htget(const char ipaddr, const char url, const char outfname, unsigned short bsum, int ispost, unsigned char *buffer, size_t buffersz) {`	249	`static long htget(const char ipaddr, const char url, const char outfname, unsigned short bsum, int ispost, unsigned char *buffer, size_t buffersz, unsigned short tcpbuflen) {`
250	`struct net_tcpsocket *sock;`	250	`struct net_tcpsocket *sock;`
251	`time_t lastactivity, lastprogressoutput = 0;`	251	`time_t lastactivity, lastprogressoutput = 0;`
252	`int httpcode = -1, ischunked = 0;`	252	`int httpcode = -1, ischunked = 0;`
253	`int byteread;`	253	`int byteread;`
254	`long flen = 0, lastflen = 0;`	254	`long flen = 0, lastflen = 0;`
Line 258...	Line 258...
258	`struct unchunk_state unchstate = (void )buffer;`	258	`struct unchunk_state unchstate = (void )buffer;`
259	`buffer += sizeof(*unchstate);`	259	`buffer += sizeof(*unchstate);`
260	`buffersz -= sizeof(*unchstate);`	260	`buffersz -= sizeof(*unchstate);`
261	`memset(unchstate, 0, sizeof(*unchstate));`	261	`memset(unchstate, 0, sizeof(*unchstate));`
262		262
263	`sock = net_connect(ipaddr, 80);`	263	`sock = net_connect(ipaddr, 80, tcpbuflen);`
264	`if (sock == NULL) {`	264	`if (sock == NULL) {`
265	`printf(svarlang_strid(0x0902), HOSTADDR); /* "ERROR: failed to connect to " HOSTADDR */`	265	`printf(svarlang_strid(0x0902), HOSTADDR); /* "ERROR: failed to connect to " HOSTADDR */`
266	`puts("");`	266	`puts("");`
267	`goto SHITQUIT;`	267	`goto SHITQUIT;`
268	`}`	268	`}`
Line 411...	Line 411...
411		411
412		412
413	`int main(int argc, char **argv) {`	413	`int main(int argc, char **argv) {`
414	`unsigned short bsum = 0;`	414	`unsigned short bsum = 0;`
415	`long flen;`	415	`long flen;`
416	`size_t membufsz = 5000;`	416	`unsigned short tcpbufsz = (16 * 1024);`
417	`int ispost; /* is the request a POST? */`	417	`int ispost; /* is the request a POST? */`
418		418
419	`struct {`	419	`struct {`
-		420	`unsigned char buffer[5000];`
420	`char ipaddr[64];`	421	`char ipaddr[64];`
421	`char url[64];`	422	`char url[64];`
422	`char outfname[16];`	423	`char outfname[16];`
423	`unsigned char buffer[1];`	-
424	`} *mem;`	424	`} *mem;`
425		425
426	`svarlang_autoload("PKGNET");`	426	`svarlang_autoload("PKGNET");`
427		427
428	`/* look for PKGNETBUFSZ env var to size up the buffer (default=5000 bytes) */`	428	`/* look for PKGNETBUFSZ env var to size up the buffer (default=5000 bytes) */`
429	`{`	429	`{`
430	`const char *ptr = getenv("PKGNETBUFSZ");`	430	`const char *ptr = getenv("PKGNETBUFSZ");`
431	`if (ptr != NULL) {`	431	`if (ptr != NULL) {`
432	`long newsz = atol(ptr);`	432	`long newsz = atol(ptr);`
433	`if ((newsz > 0) && (newsz < 65500)) {`	433	`if ((newsz >= 0) && (newsz < 65500)) {`
434	`membufsz = newsz;`	434	`tcpbufsz = newsz;`
435	`printf("WILL USE CUSTOM RECV BUFF SIZE = %u\r\n", membufsz);`	435	`printf("WILL USE CUSTOM TCP BUFF SIZE = %u\r\n", tcpbufsz);`
436	`}`	436	`}`
437	`}`	437	`}`
438	`}`	438	`}`
439		439
440	`/* allocate memory */`	440	`/* allocate memory */`
441	`mem = malloc(sizeof(*mem) + membufsz);`	441	`mem = malloc(sizeof(*mem));`
442	`if (mem == NULL) {`	442	`if (mem == NULL) {`
443	`putsnls(9, 9); /* "ERROR: out of memory" */`	443	`putsnls(9, 9); /* "ERROR: out of memory" */`
444	`return(1);`	444	`return(1);`
445	`}`	445	`}`
446		446
Line 465...	Line 465...
465	`if (net_dnsresolve(mem->ipaddr, HOSTADDR, 2) != 0) {`	465	`if (net_dnsresolve(mem->ipaddr, HOSTADDR, 2) != 0) {`
466	`putsnls(9, 12); /* "ERROR: DNS resolution failed" */`	466	`putsnls(9, 12); /* "ERROR: DNS resolution failed" */`
467	`return(1);`	467	`return(1);`
468	`}`	468	`}`
469		469
470	`flen = htget(mem->ipaddr, mem->url, mem->outfname, &bsum, ispost, mem->buffer, membufsz);`	470	`flen = htget(mem->ipaddr, mem->url, mem->outfname, &bsum, ispost, mem->buffer, sizeof(mem->buffer), tcpbufsz);`
471	`if (flen < 1) return(1);`	471	`if (flen < 1) return(1);`
472		472
473	`if (mem->outfname[0] != 0) {`	473	`if (mem->outfname[0] != 0) {`
474	`/* print bsum, size, filename */`	474	`/* print bsum, size, filename */`
475	`printf(svarlang_strid(0x0200), flen >> 10, mem->outfname, bsum); /* Downloaded %ld KiB into %s (BSUM: %04X) */`	475	`printf(svarlang_strid(0x0200), flen >> 10, mem->outfname, bsum); /* Downloaded %ld KiB into %s (BSUM: %04X) */`

Subversion Repositories SvarDOS

(root)/pkgnet/trunk/pkgnet.c – Rev 1131 → 1132