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authorJakub Jelen <jjelen@redhat.com>2019-02-04 22:40:37 +0100
committerAndreas Schneider <asn@cryptomilk.org>2019-02-07 10:30:05 +0100
commit5700477f3e69c261608a14b1b2ff6c17104147fd (patch)
tree7c474a22663d7982bff5d03678ad861eae05ce74 /examples
parentfffa66698f6cdc2046dc54b5f40ecc5446cdcbca (diff)
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examples: Add simple way to generate key files from libssh
Signed-off-by: Jakub Jelen <jjelen@redhat.com> Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
Diffstat (limited to 'examples')
-rw-r--r--examples/CMakeLists.txt4
-rw-r--r--examples/keygen.c41
2 files changed, 45 insertions, 0 deletions
diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index 01dbf2d4..85bd3879 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -70,6 +70,10 @@ add_executable(senddata senddata.c ${examples_SRCS})
target_compile_options(senddata PRIVATE ${DEFAULT_C_COMPILE_FLAGS})
target_link_libraries(senddata ${LIBSSH_SHARED_LIBRARY})
+add_executable(keygen keygen.c)
+target_compile_options(keygen PRIVATE ${DEFAULT_C_COMPILE_FLAGS})
+target_link_libraries(keygen ${LIBSSH_SHARED_LIBRARY})
+
add_executable(libsshpp libsshpp.cpp)
target_link_libraries(libsshpp ${LIBSSH_SHARED_LIBRARY})
diff --git a/examples/keygen.c b/examples/keygen.c
new file mode 100644
index 00000000..2ab00113
--- /dev/null
+++ b/examples/keygen.c
@@ -0,0 +1,41 @@
+/* keygen.c
+ * Sample implementation of ssh-keygen using libssh
+ */
+
+/*
+Copyright 2019 Red Hat, Inc.
+
+Author: Jakub Jelen <jjelen@redhat.com>
+
+This file is part of the SSH Library
+
+You are free to copy this file, modify it in any way, consider it being public
+domain. This does not apply to the rest of the library though, but it is
+allowed to cut-and-paste working code from this file to any license of
+program.
+ */
+
+#include <libssh/libssh.h>
+#include <stdio.h>
+
+int main(void)
+{
+ ssh_key key = NULL;
+ int rv;
+
+ /* Generate a new ED25519 private key file */
+ rv = ssh_pki_generate(SSH_KEYTYPE_ED25519, 0, &key);
+ if (rv != SSH_OK) {
+ fprintf(stderr, "Failed to generate private key");
+ return -1;
+ }
+
+ /* Write it to a file testkey in the current dirrectory */
+ rv = ssh_pki_export_privkey_file(key, NULL, NULL, NULL, "testkey");
+ if (rv != SSH_OK) {
+ fprintf(stderr, "Failed to write private key file");
+ return -1;
+ }
+
+ return 0;
+}