diff options
Diffstat (limited to 'mdk-stage1/dietlibc/libcruft/gethostbyname2.c')
-rw-r--r-- | mdk-stage1/dietlibc/libcruft/gethostbyname2.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/libcruft/gethostbyname2.c b/mdk-stage1/dietlibc/libcruft/gethostbyname2.c new file mode 100644 index 000000000..3d8296616 --- /dev/null +++ b/mdk-stage1/dietlibc/libcruft/gethostbyname2.c @@ -0,0 +1,40 @@ + +#include <string.h> +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <netdb.h> +#include <stdlib.h> +#include <arpa/inet.h> +#include <sys/poll.h> +#include <unistd.h> +#include <errno.h> + +extern int h_errno; + +struct hostent* gethostbyname2(const char *host,int AF) +{ + static struct hostent hostbuf; + struct hostent *hp; + size_t hstbuflen; + char *tmphstbuf; + int res; + int herr; + + hstbuflen = 1024; + /* Allocate buffer, remember to free it to avoid a memory leakage. */ + tmphstbuf = malloc (hstbuflen); + + while ((res = gethostbyname2_r (host, AF,&hostbuf, tmphstbuf, hstbuflen, + &hp, &herr)) == ERANGE) + { + /* Enlarge the buffer. */ + hstbuflen *= 2; + tmphstbuf = realloc (tmphstbuf, hstbuflen); + } + /* Check for errors. */ + if (res || hp == NULL) + return NULL; + return hp; +} + |