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Overview
Comment:Add "-family ipv6" and "-family ipv4" options to althttpd.c to force it to use one or the other internet protocol version.
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SHA1: 734d42b432ff140934b38ca71873712863833603
User & Date: drh 2012-07-07 10:45:26.619
Context
2012-07-09
17:55
Get althttpd to compile and run on linux by adding #include <errno.h&gt. (check-in: ac91a2d606 user: drh tags: trunk)
2012-07-07
10:45
Add "-family ipv6" and "-family ipv4" options to althttpd.c to force it to use one or the other internet protocol version. (check-in: 734d42b432 user: drh tags: trunk)
05:47
In althttpd.c add process tracing, commented out. (check-in: 2a6b5e40c5 user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to misc/althttpd.c.
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static time_t beginTime;         /* Time when this process starts */
static int closeConnection = 0;  /* True to send Connection: close in reply */
static int nRequest = 0;         /* Number of requests processed */
static int omitLog = 0;          /* Do not make logfile entries if true */
static int useHttps = 0;         /* True to use HTTPS: instead of HTTP: */
static char *zHttp = "http";     /* http or https */
static int useTimeout = 1;       /* True to use times */



/*
** Change every space or unprintable character in the zAgent[] string
** into an _.
**
** If the user agent string contains certain prohibited string, then
** exit immediately.








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static time_t beginTime;         /* Time when this process starts */
static int closeConnection = 0;  /* True to send Connection: close in reply */
static int nRequest = 0;         /* Number of requests processed */
static int omitLog = 0;          /* Do not make logfile entries if true */
static int useHttps = 0;         /* True to use HTTPS: instead of HTTP: */
static char *zHttp = "http";     /* http or https */
static int useTimeout = 1;       /* True to use times */
static int ipv6Only = 0;         /* Use IPv6 only */
static int ipv4Only = 0;         /* Use IPv4 only */

/*
** Change every space or unprintable character in the zAgent[] string
** into an _.
**
** If the user agent string contains certain prohibited string, then
** exit immediately.
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  struct addrinfo sHints;      /* Address hints */
  struct addrinfo *pAddrs, *p; /* */
  int rc;                      /* Result code */
  int i, n;
  int maxFd = -1;
  
  memset(&sHints, 0, sizeof(sHints));

  sHints.ai_family = AF_UNSPEC;







  sHints.ai_socktype = SOCK_STREAM;
  sHints.ai_flags = AI_PASSIVE;
  sHints.ai_protocol = 0;
  rc = getaddrinfo(localOnly ? "localhost": 0, zPort, &sHints, &pAddrs);
  if( rc ){
    fprintf(stderr, "could not get addr info: %s", 
            rc!=EAI_SYSTEM ? gai_strerror(rc) : strerror(errno));
    return 1;
  }
  for(n=0, p=pAddrs; n<sizeof(listener)/sizeof(listener[0]) && p!=0;
        p=p->ai_next){
    listener[n] = socket(p->ai_family, p->ai_socktype, p->ai_protocol);
    if( listener[n]>=0 ){
      /* if we can't terminate nicely, at least allow the socket to be reused */
      setsockopt(listener[n], SOL_SOCKET, SO_REUSEADDR,&opt, sizeof(opt));








      
      if( bind(listener[n], p->ai_addr, p->ai_addrlen)<0 ){
        printf("bind failed: %s\n", strerror(errno));
        close(listener[n]);
        continue;
      }
      if( listen(listener[n], 20)<0 ){








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  struct addrinfo sHints;      /* Address hints */
  struct addrinfo *pAddrs, *p; /* */
  int rc;                      /* Result code */
  int i, n;
  int maxFd = -1;
  
  memset(&sHints, 0, sizeof(sHints));
  if( ipv4Only ){
    sHints.ai_family = PF_INET;
    /*printf("ipv4 only\n");*/
  }else if( ipv6Only ){
    sHints.ai_family = PF_INET6;
    /*printf("ipv6 only\n");*/
  }else{
    sHints.ai_family = PF_UNSPEC;
  }
  sHints.ai_socktype = SOCK_STREAM;
  sHints.ai_flags = AI_PASSIVE;
  sHints.ai_protocol = 0;
  rc = getaddrinfo(localOnly ? "localhost": 0, zPort, &sHints, &pAddrs);
  if( rc ){
    fprintf(stderr, "could not get addr info: %s", 
            rc!=EAI_SYSTEM ? gai_strerror(rc) : strerror(errno));
    return 1;
  }
  for(n=0, p=pAddrs; n<sizeof(listener)/sizeof(listener[0]) && p!=0;
        p=p->ai_next){
    listener[n] = socket(p->ai_family, p->ai_socktype, p->ai_protocol);
    if( listener[n]>=0 ){
      /* if we can't terminate nicely, at least allow the socket to be reused */
      setsockopt(listener[n], SOL_SOCKET, SO_REUSEADDR,&opt, sizeof(opt));
      
#if defined(IPV6_V6ONLY)
      if( p->ai_family==AF_INET6 ){
        int v6only = 1;
        setsockopt(listener[n], IPPROTO_IPV6, IPV6_V6ONLY,
                    &v6only, sizeof(v6only));
      }
#endif
      
      if( bind(listener[n], p->ai_addr, p->ai_addrlen)<0 ){
        printf("bind failed: %s\n", strerror(errno));
        close(listener[n]);
        continue;
      }
      if( listen(listener[n], 20)<0 ){
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    }else if( strcmp(z,"-logfile")==0 ){
      zLogFile = zArg;
    }else if( strcmp(z,"-https")==0 ){
      useHttps = atoi(zArg);
      zHttp = useHttps ? "http" : "https";
    }else if( strcmp(z, "-port")==0 ){
      zPort = zArg;








    }else if( strcmp(z, "-jail")==0 ){
      if( atoi(zArg)==0 ){
        useChrootJail = 0;
      }
    }else if( strcmp(z, "-debug")==0 ){
      if( atoi(zArg) ){
        useTimeout = 0;








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    }else if( strcmp(z,"-logfile")==0 ){
      zLogFile = zArg;
    }else if( strcmp(z,"-https")==0 ){
      useHttps = atoi(zArg);
      zHttp = useHttps ? "http" : "https";
    }else if( strcmp(z, "-port")==0 ){
      zPort = zArg;
    }else if( strcmp(z, "-family")==0 ){
      if( strcmp(zArg, "ipv4")==0 ){
        ipv4Only = 1;
      }else if( strcmp(zArg, "ipv6")==0 ){
        ipv6Only = 1;
      }else{
        Malfunction(__LINE__, "unknown IP protocol: [%s]", zArg);
      }
    }else if( strcmp(z, "-jail")==0 ){
      if( atoi(zArg)==0 ){
        useChrootJail = 0;
      }
    }else if( strcmp(z, "-debug")==0 ){
      if( atoi(zArg) ){
        useTimeout = 0;
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