source: asp3_tinet_ecnl_rx/trunk/musl-1.1.18/src/crypt/crypt_r.c@ 337

#include <crypt.h>
#include "libc.h"

struct crypt_data;

char *__crypt_des(const char *, const char *, char *);
char *__crypt_md5(const char *, const char *, char *);
char *__crypt_blowfish(const char *, const char *, char *);
char *__crypt_sha256(const char *, const char *, char *);
char *__crypt_sha512(const char *, const char *, char *);

char *__crypt_r(const char *key, const char *salt, struct crypt_data *data)
{
        /* Per the crypt_r API, the caller has provided a pointer to
         * struct crypt_data; however, this implementation does not
         * use the structure to store any internal state, and treats
         * it purely as a char buffer for storing the result. */
        char *output = (char *)data;
        if (salt[0] == '$' && salt[1] && salt[2]) {
                if (salt[1] == '1' && salt[2] == '$')
                        return __crypt_md5(key, salt, output);
                if (salt[1] == '2' && salt[3] == '$')
                        return __crypt_blowfish(key, salt, output);
                if (salt[1] == '5' && salt[2] == '$')
                        return __crypt_sha256(key, salt, output);
                if (salt[1] == '6' && salt[2] == '$')
                        return __crypt_sha512(key, salt, output);
        }
        return __crypt_des(key, salt, output);
}

weak_alias(__crypt_r, crypt_r);