Fixed alignment bug

1 files changed, 22 insertions, 0 deletions

diff --git a/src/nissy.c b/src/nissy.c
index c21abc0..ffda4b3 100644
--- a/src/nissy.c
+++ b/src/nissy.c
@@ -79,6 +79,8 @@ checkdata(const char *buf, const tableinfo_t *info)
         } else if (!strncmp(info->solver, "h48", 3)) {
                 getdistribution_h48((uint8_t *)buf + INFOSIZE, distr,
                     info->h48h, info->bits);
+        } else if (!strncmp(info->solver, "eoesep data for h48", 19)) {
+                return true;
         } else {
                 LOG("checkdata: unknown solver %s\n", info->solver);
                 return false;
@@ -367,6 +369,11 @@ nissy_datainfo(
         tableinfo_t info;
         long long ret;
 
+        if ((size_t)data % 8 != 0) {
+                LOG("nissy_datainfo: buffere is not 8-byte aligned\n");
+                return NISSY_ERROR_DATA;
+        }
+
         ret = readtableinfo(data_size, data, &info);
         if (ret != 0)
                 return ret;
@@ -439,6 +446,11 @@ nissy_gendata_unsafe(
                 return NISSY_ERROR_NULL_POINTER;
         }
 
+        if ((size_t)data % 8 != 0) {
+                LOG("nissy_datainfo: buffere is not 8-byte aligned\n");
+                return NISSY_ERROR_DATA;
+        }
+
         arg.buf_size = data_size;
         arg.buf = data;
         if (!strncmp(solver, "h48", 3)) {
@@ -463,6 +475,11 @@ nissy_checkdata(
         tableinfo_t info;
         int64_t err;
 
+        if ((size_t)data % 8 != 0) {
+                LOG("nissy_datainfo: buffere is not 8-byte aligned\n");
+                return NISSY_ERROR_DATA;
+        }
+
         for (buf = (char *)data;
              (err = readtableinfo(data_size, buf, &info)) == NISSY_OK;
              buf += info.next, data_size -= info.next)
@@ -538,6 +555,11 @@ nissy_solve(
                 return NISSY_ERROR_OPTIONS;
         }
 
+        if ((size_t)data % 8 != 0) {
+                LOG("nissy_datainfo: buffere is not 8-byte aligned\n");
+                return NISSY_ERROR_DATA;
+        }
+
         if (!strncmp(solver, "h48", 3)) {
                 parse_ret = parse_h48_solver(solver, &h, &k);
                 if (parse_ret == NISSY_OK)