diff options
Diffstat (limited to 'lib/libalpm/util.c')
| -rw-r--r-- | lib/libalpm/util.c | 44 |
1 files changed, 43 insertions, 1 deletions
diff --git a/lib/libalpm/util.c b/lib/libalpm/util.c index 8a1f3924..5bf4ef12 100644 --- a/lib/libalpm/util.c +++ b/lib/libalpm/util.c @@ -43,13 +43,18 @@ #include <archive.h> #include <archive_entry.h> +#ifdef HAVE_LIBSSL +#include <openssl/md5.h> +#else +#include "md5.h" +#endif + /* libalpm */ #include "util.h" #include "log.h" #include "package.h" #include "alpm.h" #include "alpm_list.h" -#include "md5.h" #include "handle.h" #ifndef HAVE_STRSEP @@ -676,6 +681,42 @@ int _alpm_lstat(const char *path, struct stat *buf) return(ret); } +#ifdef HAVE_LIBSSL +static int md5_file(const char *path, unsigned char output[16]) +{ + FILE *f; + size_t n; + MD5_CTX ctx; + unsigned char *buf; + + CALLOC(buf, 8192, sizeof(unsigned char), return(1)); + + if((f = fopen(path, "rb")) == NULL) { + free(buf); + return(1); + } + + MD5_Init(&ctx); + + while((n = fread(buf, 1, sizeof(buf), f)) > 0) { + MD5_Update(&ctx, buf, n); + } + + MD5_Final(output, &ctx); + + memset(&ctx, 0, sizeof(MD5_CTX)); + free(buf); + + if(ferror(f) != 0) { + fclose(f); + return(2); + } + + fclose(f); + return(0); +} +#endif + /** Get the md5 sum of file. * @param filename name of the file * @return the checksum on success, NULL on error @@ -693,6 +734,7 @@ char SYMEXPORT *alpm_compute_md5sum(const char *filename) /* allocate 32 chars plus 1 for null */ md5sum = calloc(33, sizeof(char)); + /* defined above for OpenSSL, otherwise defined in md5.h */ ret = md5_file(filename, output); if (ret > 0) { |