refactor: Change C style casts to C++ style (Part 5)

As per the security guideline in
https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#es49-if-you-must-use-a-cast-use-a-named-cast

Covers the findings in velox/tpch

velox/connectors/tpch/TpchConnector.cpp

@@ -129,8 +129,9 @@ void TpchDataSource::addSplit(std::shared_ptr<ConnectorSplit> split) {
   currentSplit_ = std::dynamic_pointer_cast<TpchConnectorSplit>(split);
   VELOX_CHECK(currentSplit_, "Wrong type of split for TpchDataSource.");
 
-  size_t partSize =
-      std::ceil((double)tpchTableRowCount_ / (double)currentSplit_->totalParts);
+  size_t partSize = std::ceil(
+      static_cast<double>(tpchTableRowCount_) /
+      static_cast<double>(currentSplit_->totalParts));
 
   splitOffset_ = partSize * currentSplit_->partNumber;
   splitEnd_ = splitOffset_ + partSize;

velox/tpch/gen/TpchGen.cpp

@@ -78,7 +78,7 @@ std::vector<VectorPtr> allocateVectors(
 }
 
 double decimalToDouble(int64_t value) {
-  return (double)value * 0.01;
+  return static_cast<double>(value) * 0.01;
 }
 
 int32_t toDate(std::string_view stringDate) {

velox/tpch/gen/dbgen/bm_utils.cpp

@@ -153,8 +153,8 @@ void e_str(distribution* d, int min, int max, seed_t* seed, char* dest) {
 
   tpch_a_rnd(min, max, seed, dest);
   pick_str(d, seed, strtmp);
-  len = (int)strlen(strtmp);
-  RANDOM(loc, 0, ((int)strlen(dest) - 1 - len), seed);
+  len = static_cast<int>(strlen(strtmp));
+  RANDOM(loc, 0, (static_cast<int>(strlen(dest)) - 1 - len), seed);
   memcpy(dest + loc, strtmp, sizeof(char) * len);
 
   return;
@@ -277,12 +277,14 @@ void read_dist(const char* path, const char* name, distribution* target) {
 
     if (!dsscasecmp(token, "count")) {
       target->count = weight;
-      target->list = (set_member*)malloc((size_t)(weight * sizeof(set_member)));
+      target->list = reinterpret_cast<set_member*>(
+          malloc(static_cast<size_t>(weight * sizeof(set_member))));
       MALLOC_CHECK(target->list);
       target->max = 0;
       continue;
     }
-    target->list[count].text = (char*)malloc((size_t)((int)strlen(token) + 1));
+    target->list[count].text = reinterpret_cast<char*>(
+        malloc(static_cast<size_t>((static_cast<int>(strlen(token)) + 1))));
     MALLOC_CHECK(target->list[count].text);
     strcpy(target->list[count].text, token);
     target->max += weight;
@@ -295,7 +297,7 @@ void read_dist(const char* path, const char* name, distribution* target) {
     fprintf(stderr, "Read error on dist '%s'\n", name);
     exit(1);
   }
-  target->permute = (long*)NULL;
+  target->permute = reinterpret_cast<long*>(NULL);
   return;
 }
 
@@ -315,7 +317,7 @@ void agg_str(distribution* set, long count, seed_t* seed, char* dest) {
     strcat(dest, DIST_MEMBER(set, DIST_PERMUTE(d, i)));
     strcat(dest, " ");
   }
-  *(dest + (int)strlen(dest) - 1) = '\0';
+  *(dest + static_cast<int>(strlen(dest)) - 1) = '\0';
 
   return;
 }
@@ -398,7 +400,8 @@ char** mk_ascdate(void) {
   dss_time_t t;
   DSS_HUGE i;
 
-  m = (char**)malloc((size_t)(TOTDATE * sizeof(char*)));
+  m = reinterpret_cast<char**>(
+      malloc(static_cast<size_t>(TOTDATE * sizeof(char*))));
   MALLOC_CHECK(m);
   for (i = 0; i < TOTDATE; i++) {
     mk_time(i + 1, &t);

velox/tpch/gen/dbgen/build.cpp

@@ -1,3 +1,18 @@
+/*
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 /*
  * Copyright owned by the Transaction Processing Performance Council.
  *
@@ -28,17 +43,28 @@ namespace facebook::velox::tpch::dbgen {
 #define JDAY_BASE 8035 /* start from 1/1/70 a la unix */
 #define JMNTH_BASE (-70 * 12) /* start from 1/1/70 a la unix */
 #define JDAY(date) ((date) - STARTDATE + JDAY_BASE + 1)
-#define PART_SUPP_BRIDGE(tgt, p, s)                                           \
-  {                                                                           \
-    DSS_HUGE tot_scnt = ctx->tdefs[SUPP].base * ctx->scale_factor;            \
-    tgt = (p + s * (tot_scnt / SUPP_PER_PART + (long)((p - 1) / tot_scnt))) % \
-            tot_scnt +                                                        \
-        1;                                                                    \
+#define PART_SUPP_BRIDGE(tgt, p, s)                                \
+  {                                                                \
+    DSS_HUGE tot_scnt = ctx->tdefs[SUPP].base * ctx->scale_factor; \
+    tgt = (p +                                                     \
+           s *                                                     \
+               (tot_scnt / SUPP_PER_PART +                         \
+                static_cast<long>((p - 1) / tot_scnt))) %          \
+            tot_scnt +                                             \
+        1;                                                         \
   }
-#define V_STR(avg, seed, tgt) \
-  tpch_a_rnd((int)(avg * V_STR_LOW), (int)(avg * V_STR_HGH), seed, tgt)
-#define TEXT(avg, seed, tgt) \
-  dbg_text(tgt, (int)(avg * V_STR_LOW), (int)(avg * V_STR_HGH), seed)
+#define V_STR(avg, seed, tgt)            \
+  tpch_a_rnd(                            \
+      static_cast<int>(avg * V_STR_LOW), \
+      static_cast<int>(avg * V_STR_HGH), \
+      seed,                              \
+      tgt)
+#define TEXT(avg, seed, tgt)             \
+  dbg_text(                              \
+      tgt,                               \
+      static_cast<int>(avg * V_STR_LOW), \
+      static_cast<int>(avg * V_STR_HGH), \
+      seed)
 static void gen_phone PROTO((DSS_HUGE ind, char* target, seed_t* seed));
 
 DSS_HUGE
@@ -59,10 +85,10 @@ static void gen_phone(DSS_HUGE ind, char* target, seed_t* seed) {
   RANDOM(exchg, 100, 999, seed);
   RANDOM(number, 1000, 9999, seed);
 
-  sprintf(target, "%02d", (int)(10 + (ind % NATIONS_MAX)));
-  sprintf(target + 3, "%03d", (int)acode);
-  sprintf(target + 7, "%03d", (int)exchg);
-  sprintf(target + 11, "%04d", (int)number);
+  sprintf(target, "%02d", static_cast<int>(10 + (ind % NATIONS_MAX)));
+  sprintf(target + 3, "%03d", static_cast<int>(acode));
+  sprintf(target + 7, "%03d", static_cast<int>(exchg));
+  sprintf(target + 11, "%04d", static_cast<int>(number));
   target[2] = target[6] = target[10] = '-';
 
   return;
@@ -80,14 +106,14 @@ long mk_cust(DSS_HUGE n_cust, customer_t* c, DBGenContext* ctx) {
   c->custkey = n_cust;
   sprintf(c->name, szFormat, C_NAME_TAG, n_cust);
   V_STR(C_ADDR_LEN, &ctx->Seed[C_ADDR_SD], c->address);
-  c->alen = (int)strlen(c->address);
+  c->alen = static_cast<int>(strlen(c->address));
   RANDOM(i, 0, (nations.count - 1), &ctx->Seed[C_NTRG_SD]);
   c->nation_code = i;
   gen_phone(i, c->phone, &ctx->Seed[C_PHNE_SD]);
   RANDOM(c->acctbal, C_ABAL_MIN, C_ABAL_MAX, &ctx->Seed[C_ABAL_SD]);
   pick_str(&c_mseg_set, &ctx->Seed[C_MSEG_SD], c->mktsegment);
   TEXT(C_CMNT_LEN, &ctx->Seed[C_CMNT_SD], c->comment);
-  c->clen = (int)strlen(c->comment);
+  c->clen = static_cast<int>(strlen(c->comment));
 
   return (0);
 }
@@ -99,7 +125,7 @@ void mk_sparse(DSS_HUGE i, DSS_HUGE* ok, long seq) {
   long low_bits;
 
   *ok = i;
-  low_bits = (long)(i & ((1 << SPARSE_KEEP) - 1));
+  low_bits = static_cast<long>(i & ((1 << SPARSE_KEEP) - 1));
   *ok = *ok >> SPARSE_KEEP;
   *ok = *ok << SPARSE_BITS;
   *ok += seq;
@@ -155,7 +181,7 @@ long mk_order(DSS_HUGE index, order_t* o, DBGenContext* ctx, long upd_num) {
       &ctx->Seed[O_CLRK_SD]);
   sprintf(o->clerk, szFormat, O_CLRK_TAG, clk_num);
   TEXT(O_CMNT_LEN, &ctx->Seed[O_CMNT_SD], o->comment);
-  o->clen = (int)strlen(o->comment);
+  o->clen = static_cast<int>(strlen(o->comment));
 #ifdef DEBUG
   if (o->clen > O_CMNT_MAX)
     fprintf(stderr, "comment error: O%d\n", index);
@@ -177,7 +203,7 @@ long mk_order(DSS_HUGE index, order_t* o, DBGenContext* ctx, long upd_num) {
     pick_str(&l_instruct_set, &ctx->Seed[L_SHIP_SD], o->l[lcnt].shipinstruct);
     pick_str(&l_smode_set, &ctx->Seed[L_SMODE_SD], o->l[lcnt].shipmode);
     TEXT(L_CMNT_LEN, &ctx->Seed[L_CMNT_SD], o->l[lcnt].comment);
-    o->l[lcnt].clen = (int)strlen(o->l[lcnt].comment);
+    o->l[lcnt].clen = static_cast<int>(strlen(o->l[lcnt].comment));
     if (ctx->scale_factor >= 30000)
       RANDOM64(
           o->l[lcnt].partkey, L_PKEY_MIN, L_PKEY_MAX, &ctx->Seed[L_PKEY_SD]);
@@ -188,9 +214,10 @@ long mk_order(DSS_HUGE index, order_t* o, DBGenContext* ctx, long upd_num) {
     PART_SUPP_BRIDGE(o->l[lcnt].suppkey, o->l[lcnt].partkey, supp_num);
     o->l[lcnt].eprice = rprice * o->l[lcnt].quantity;
 
-    o->totalprice += ((o->l[lcnt].eprice * ((long)100 - o->l[lcnt].discount)) /
-                      (long)PENNIES) *
-        ((long)100 + o->l[lcnt].tax) / (long)PENNIES;
+    o->totalprice +=
+        (o->l[lcnt].eprice * (static_cast<long>(100) - o->l[lcnt].discount)) /
+        static_cast<long>(PENNIES) * (static_cast<long>(100) + o->l[lcnt].tax) /
+        static_cast<long>(PENNIES);
 
     RANDOM(s_date, L_SDTE_MIN, L_SDTE_MAX, &ctx->Seed[L_SDTE_SD]);
     s_date += tmp_date;
@@ -238,26 +265,27 @@ long mk_part(DSS_HUGE index, part_t* p, DBGenContext* ctx) {
     bInit = 1;
   }
   p->partkey = index;
-  agg_str(&colors, (long)P_NAME_SCL, &ctx->Seed[P_NAME_SD], p->name);
+  agg_str(
+      &colors, static_cast<long>(P_NAME_SCL), &ctx->Seed[P_NAME_SD], p->name);
   RANDOM(temp, P_MFG_MIN, P_MFG_MAX, &ctx->Seed[P_MFG_SD]);
   sprintf(p->mfgr, szFormat, P_MFG_TAG, temp);
   RANDOM(brnd, P_BRND_MIN, P_BRND_MAX, &ctx->Seed[P_BRND_SD]);
   sprintf(p->brand, szBrandFormat, P_BRND_TAG, (temp * 10 + brnd));
   p->tlen = pick_str(&p_types_set, &ctx->Seed[P_TYPE_SD], p->type);
-  p->tlen = (int)strlen(p_types_set.list[p->tlen].text);
+  p->tlen = static_cast<int>(strlen(p_types_set.list[p->tlen].text));
   RANDOM(p->size, P_SIZE_MIN, P_SIZE_MAX, &ctx->Seed[P_SIZE_SD]);
   pick_str(&p_cntr_set, &ctx->Seed[P_CNTR_SD], p->container);
   p->retailprice = rpb_routine(index);
   TEXT(P_CMNT_LEN, &ctx->Seed[P_CMNT_SD], p->comment);
-  p->clen = (int)strlen(p->comment);
+  p->clen = static_cast<int>(strlen(p->comment));
 
   for (snum = 0; snum < SUPP_PER_PART; snum++) {
     p->s[snum].partkey = p->partkey;
     PART_SUPP_BRIDGE(p->s[snum].suppkey, index, snum);
     RANDOM(p->s[snum].qty, PS_QTY_MIN, PS_QTY_MAX, &ctx->Seed[PS_QTY_SD]);
     RANDOM(p->s[snum].scost, PS_SCST_MIN, PS_SCST_MAX, &ctx->Seed[PS_SCST_SD]);
     TEXT(PS_CMNT_LEN, &ctx->Seed[PS_CMNT_SD], p->s[snum].comment);
-    p->s[snum].clen = (int)strlen(p->s[snum].comment);
+    p->s[snum].clen = static_cast<int>(strlen(p->s[snum].comment));
   }
   return (0);
 }
@@ -274,14 +302,14 @@ long mk_supp(DSS_HUGE index, supplier_t* s, DBGenContext* ctx) {
   s->suppkey = index;
   sprintf(s->name, szFormat, S_NAME_TAG, index);
   V_STR(S_ADDR_LEN, &ctx->Seed[S_ADDR_SD], s->address);
-  s->alen = (int)strlen(s->address);
+  s->alen = static_cast<int>(strlen(s->address));
   RANDOM(i, 0, nations.count - 1, &ctx->Seed[S_NTRG_SD]);
   s->nation_code = i;
   gen_phone(i, s->phone, &ctx->Seed[S_PHNE_SD]);
   RANDOM(s->acctbal, S_ABAL_MIN, S_ABAL_MAX, &ctx->Seed[S_ABAL_SD]);
 
   TEXT(S_CMNT_LEN, &ctx->Seed[S_CMNT_SD], s->comment);
-  s->clen = (int)strlen(s->comment);
+  s->clen = static_cast<int>(strlen(s->comment));
   /*
    * these calls should really move inside the if stmt below, but this
    * will simplify seedless parallel load
@@ -353,7 +381,7 @@ int mk_nation(DSS_HUGE index, code_t* c, DBGenContext* ctx) {
   c->text = nations.list[index - 1].text;
   c->join = nations.list[index - 1].weight;
   TEXT(N_CMNT_LEN, &ctx->Seed[N_CMNT_SD], c->comment);
-  c->clen = (int)strlen(c->comment);
+  c->clen = static_cast<int>(strlen(c->comment));
   return (0);
 }
 
@@ -362,7 +390,7 @@ int mk_region(DSS_HUGE index, code_t* c, DBGenContext* ctx) {
   c->text = regions.list[index - 1].text;
   c->join = 0; /* for completeness */
   TEXT(R_CMNT_LEN, &ctx->Seed[R_CMNT_SD], c->comment);
-  c->clen = (int)strlen(c->comment);
+  c->clen = static_cast<int>(strlen(c->comment));
   return (0);
 }
 

velox/tpch/gen/dbgen/include/dbgen/dss.h

@@ -135,7 +135,7 @@ typedef struct {
  * some handy access functions
  */
 #define DIST_SIZE(d) d->count
-#define DIST_MEMBER(d, i) ((set_member*)((d)->list + i))->text
+#define DIST_MEMBER(d, i) (reinterpret_cast<set_member*>((d)->list + i))->text
 #define DIST_PERMUTE(d, i) (d->permute[i])
 
 typedef struct {