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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-08 13:28:15 +0200 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-08 13:28:28 +0200 |
| commit | 5aa276efcbd67f4300ca1a7f809c6e00aadb03da (patch) | |
| tree | 9b8f0e074014cda8d42f5a97a95bc25082d8b764 /results/classifier/zero-shot-user-mode/instruction/1837 | |
| parent | 1a3c4faf4e0a25ed0b86e8739d5319a634cb9112 (diff) | |
| download | qemu-analysis-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.tar.gz qemu-analysis-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.zip | |
restructure results
Diffstat (limited to 'results/classifier/zero-shot-user-mode/instruction/1837')
| -rw-r--r-- | results/classifier/zero-shot-user-mode/instruction/1837 | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/results/classifier/zero-shot-user-mode/instruction/1837 b/results/classifier/zero-shot-user-mode/instruction/1837 new file mode 100644 index 000000000..950e16d83 --- /dev/null +++ b/results/classifier/zero-shot-user-mode/instruction/1837 @@ -0,0 +1,41 @@ +instruction: 0.576 +syscall: 0.243 +runtime: 0.181 + + + +Support IP_MULTICAST_IF socket option in linux-user +Additional information: +I've run into this limitation in qemu-aarch64-static version Debian 1:6.2+dfsg-2ubuntu6.12, but from the link above, it doesn't seem to be implemented on master yet. + +Here's some source code that demonstrates the failure: +``` +#include <sys/socket.h> +#include <arpa/inet.h> +#include <netinet/ip.h> +#include <unistd.h> +#include <assert.h> +#include <stdio.h> + +int main() +{ + int fd, ret; + struct in_addr addr = {htonl(INADDR_LOOPBACK)}; + + fd = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP); + assert(fd >= 0); + ret = setsockopt(fd, IPPROTO_IP, IP_MULTICAST_IF, &addr, sizeof(addr)); + if (ret < 0) + { + perror("setsockopt failed"); + return 1; + } + close(fd); + printf("Success!\n"); + return 0; +} +``` + +When run under qemu, it gives the error `setsockopt failed: Protocol not available`. + +It doesn't look like it should be too hard to support (certainly no worse than IP_ADD_MEMBERSHIP). Let me know if I can help with a patch. |