large refactor continues

1 files changed, 31 insertions, 0 deletions

diff --git a/common.c b/common.c
new file mode 100644
index 0000000..f217001
--- /dev/null
+++ b/common.c
@@ -0,0 +1,31 @@
+#include <stdio.h>
+#include <string.h>
+
+
+#define SOCKDIR "/run/apionet"
+
+int
+channel_socket_path(char chname[], char out[], size_t lim)
+{
+	if (strlen(chname) > 16) return -1;
+	if (snprintf(out, lim, SOCKDIR "/apionet.%s.sock", chname) >= lim)
+		return -1;
+	return 0;
+}
+
+char *channels[] = {
+	"a","b","robots","jonathan","secret-channel",NULL,
+};
+
+int
+main()
+{
+	char b[200];
+	for (int i = 0; channels[i]; i++) {
+		memset(b,0,200);
+		channel_socket_path(channels[i], b, 200);
+		printf("%s\n",b);
+	}
+	return 0;
+}
+