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Fix getprotobyname missing on Android preventing use #470

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Fix getprotobyname missing on Android preventing use #470

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9d07f0c
FIX: getprotobyname missing on Android preventing use
Paliak May 17, 2026
85ee18b
Fix formatting in socket6.c
Paliak May 17, 2026
be8cc59
FIX: use existing OS detection for USE_GETPROTOBYNAME
Paliak May 31, 2026
0d09161
FIX: use value returned by getprotobyname when it is enabled
Paliak May 31, 2026
c2f67d0
Merge branch 'fix-getprotobyname-android' of https://github.com/Palia…
Paliak May 31, 2026
cb15cc5
MISC: remove extra new line
Paliak May 31, 2026
d335b8c
FIX: use AC_CHECK_FUNCS to check that getprotobyname exists before di…
Paliak Jun 9, 2026
4cd0304
FIX: remove use of getprotobyname
Paliak Jun 13, 2026
d48e910
Merge branch 'fix-getprotobyname-android' of https://github.com/Palia…
Paliak Jun 13, 2026
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11 changes: 2 additions & 9 deletions src/socket4.c
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Original file line number Diff line number Diff line change
Expand Up @@ -59,20 +59,13 @@ static int outgoing_src_addr_set_ipv4 = 0;

int open_ping_socket_ipv4(int *socktype)
{
struct protoent* proto;
int s;

/* confirm that ICMP is available on this machine */
if ((proto = getprotobyname("icmp")) == NULL)
crash_and_burn("icmp: unknown protocol");

/* create raw socket for ICMP calls (ping) */
*socktype = SOCK_RAW;
s = socket(AF_INET, *socktype, proto->p_proto);
int s = socket(AF_INET, *socktype, IPPROTO_ICMP);
if (s < 0) {
/* try non-privileged icmp (works on Mac OSX without privileges, for example) */
*socktype = SOCK_DGRAM;
s = socket(AF_INET, *socktype, proto->p_proto);
s = socket(AF_INET, *socktype, IPPROTO_ICMP);
if (s < 0) {
return -1;
}
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11 changes: 2 additions & 9 deletions src/socket6.c
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Original file line number Diff line number Diff line change
Expand Up @@ -57,20 +57,13 @@ static int outgoing_src_addr_set_ipv6 = 0;

int open_ping_socket_ipv6(int *socktype)
{
struct protoent* proto;
int s;

/* confirm that ICMP6 is available on this machine */
if ((proto = getprotobyname("ipv6-icmp")) == NULL)
crash_and_burn("ipv6-icmp: unknown protocol");

/* create raw socket for ICMP6 calls (ping) */
*socktype = SOCK_RAW;
s = socket(AF_INET6, *socktype, proto->p_proto);
int s = socket(AF_INET6, *socktype, IPPROTO_ICMPV6);
if (s < 0) {
/* try non-privileged icmp6 (works on Mac OSX without privileges, for example) */
*socktype = SOCK_DGRAM;
s = socket(AF_INET6, *socktype, proto->p_proto);
s = socket(AF_INET6, *socktype, IPPROTO_ICMPV6);
if (s < 0) {
return -1;
}
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