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author | Guillaume Cottenceau <gc@mandriva.com> | 2001-05-14 13:47:49 +0000 |
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committer | Guillaume Cottenceau <gc@mandriva.com> | 2001-05-14 13:47:49 +0000 |
commit | f15aa3a552022743398a652165d76bf912c715e5 (patch) | |
tree | b58f8b4c47fc571fbb498d83a4bd4fca226ac6c4 /mdk-stage1/dietlibc/libcruft/gethostbyname2.c | |
parent | 189b01c358a1181ddc951adba97a0258d5fc2cf1 (diff) | |
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Initial revision
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; +} + |