From: Martin Blanchard <tchaik@xxxxxxx>
MD5 hashing will be needed during the authentication process.
Original patch by Martin Blanchard. Patch splitted by
Hajime Fujita <crisp.fujita at nifty.com>.
---
src/modules/raop/raop_util.c | 27 +++++++++++++++++++++++++++
src/modules/raop/raop_util.h | 2 ++
2 files changed, 29 insertions(+)
diff --git a/src/modules/raop/raop_util.c b/src/modules/raop/raop_util.c
index d24d67d..c9021ec 100644
--- a/src/modules/raop/raop_util.c
+++ b/src/modules/raop/raop_util.c
@@ -30,12 +30,21 @@
#include <stdlib.h>
#include <string.h>
+#include <openssl/err.h>
+#include <openssl/md5.h>
+
#include <pulse/xmalloc.h>
#include <pulsecore/macro.h>
#include "raop_util.h"
+#ifndef MD5_DIGEST_LENGTH
+#define MD5_DIGEST_LENGTH 16
+#endif
+
+#define MD5_HASH_LENGTH (2*MD5_DIGEST_LENGTH)
+
#define BASE64_DECODE_ERROR 0xffffffff
static const char base64_chars[] =
@@ -141,3 +150,21 @@ int pa_raop_base64_decode(const char *str, void *data) {
return q - (unsigned char *) data;
}
+
+int pa_raop_md5_hash(const char *data, int len, char **str) {
+ unsigned char d[MD5_DIGEST_LENGTH];
+ char *s = NULL;
+ int i;
+
+ pa_assert(data);
+ pa_assert(str);
+
+ MD5((unsigned char*) data, len, d);
+ s = pa_xnew(char, MD5_HASH_LENGTH);
+ for (i = 0; i < MD5_DIGEST_LENGTH; i++)
+ sprintf(&s[2*i], "%02x", (unsigned int) d[i]);
+
+ *str = s;
+ s[MD5_HASH_LENGTH] = 0;
+ return strlen(s);
+}
diff --git a/src/modules/raop/raop_util.h b/src/modules/raop/raop_util.h
index 7a8d73e..dc0b767 100644
--- a/src/modules/raop/raop_util.h
+++ b/src/modules/raop/raop_util.h
@@ -30,4 +30,6 @@
int pa_raop_base64_encode(const void *data, int len, char **str);
int pa_raop_base64_decode(const char *str, void *data);
+int pa_raop_md5_hash(const char *data, int len, char **str);
+
#endif
--
2.9.3
