repo: init

1 files changed, 78 insertions, 0 deletions

diff --git a/pass_util.c b/pass_util.c
new file mode 100644
index 0000000..bcc4aaa
--- /dev/null
+++ b/pass_util.c
@@ -0,0 +1,78 @@
+#include <unistd.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <linux/limits.h>
+
+#include "pass_util.h"
+#include "util.h"
+#include "gpg.h"
+
+#define DEF_PASS_DIR "pass"
+
+char pass_dir[PATH_MAX];
+
+int set_pass_dir(void);
+
+int set_pass_dir(void) {
+	const char *env;
+
+	env = getenv("PASSWORD_STORE_DIR");
+	if (env) {
+		strncpy(pass_dir, env, sizeof(pass_dir) - 1);
+		return 0;
+	}
+
+	env = getenv("XDG_DATA_HOME");
+	if (env) {
+		snprintf(pass_dir, sizeof(pass_dir) - 1, "%s/%s", env,
+			DEF_PASS_DIR);
+		return 0;
+	}
+
+	env = getenv("HOME");
+	if (env) {
+		snprintf(pass_dir, sizeof(pass_dir) - 1, "%s/%s/%s", env,
+			".local/share", DEF_PASS_DIR);
+		return 0;
+	}
+
+	return 1;
+}
+
+int pass_init(const char *fpr)
+{
+	int r;
+	char gpg_id_path[PATH_MAX];
+	FILE *gpg_id;
+
+	r = set_pass_dir();
+	if (r)
+		err_die("PASSWORD_STORE_DIR not set");
+
+	r = gpg_key_validate(fpr);
+	if (r)
+		err_die("key not usable, try gpg --full-generate-key");
+
+
+	r = r_mkdir(pass_dir, S_IRWXU);
+	if (r)
+		err_die("%s %s", pass_dir, strerror(errno));
+
+	r = snprintf(gpg_id_path, sizeof(gpg_id_path), "%s/%s", pass_dir, ".gpg-id");
+	if (r > (int) sizeof(gpg_id_path))
+		err_die("path exceeded PATH_MAX");
+
+	gpg_id = fopen(gpg_id_path, "w");
+	if (!gpg_id)
+		err_die("%s %s", gpg_id_path, strerror(errno));
+
+	r = fwrite(fpr, strlen(fpr), 1,gpg_id);
+	if (!r)
+		err_die("write failed");
+
+	fclose(gpg_id);
+
+	return 0;
+}