diff options
author | Martin Blanchard <tchaik@gmx.com> | 2016-11-06 12:54:05 -0600 |
---|---|---|
committer | Tanu Kaskinen <tanuk@iki.fi> | 2017-01-19 03:00:45 +0200 |
commit | a33c04c0cc82e7c4aef640801e39651bcb9342b6 (patch) | |
tree | 06ce7d37b92b41999246278c4096c5c71c9b7563 | |
parent | bac8a2ba66e0194f539a5e0fdca99f8c6c70a9c2 (diff) |
raop: Add a MD5 hashing fuction
MD5 hashing will be needed during the authentication process.
Original patch by Martin Blanchard. Patch splitted by
Hajime Fujita <crisp.fujita@nifty.com>.
-rw-r--r-- | src/modules/raop/raop_util.c | 27 | ||||
-rw-r--r-- | src/modules/raop/raop_util.h | 2 |
2 files changed, 29 insertions, 0 deletions
diff --git a/src/modules/raop/raop_util.c b/src/modules/raop/raop_util.c index d24d67d6a..c9021ecad 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 7a8d73e5b..dc0b76790 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 |