ntru: fix narrowing warning

crypto_kem/ntruhps2048509/META.yml

@@ -23,9 +23,9 @@ auxiliary-submitters:
   - Zhenfei Zhang
 implementations:
     - name: clean
-      version: https://github.com/jschanck/ntru/tree/b4b08d67 reference implementation
+      version: https://github.com/jschanck/ntru/tree/a6b42aac reference implementation
     - name: avx2
-      version: https://github.com/jschanck/ntru/tree/b4b08d67 avx2 implementation
+      version: https://github.com/jschanck/ntru/tree/a6b42aac avx2 implementation
       supported_platforms:
           - architecture: x86_64
             operating_systems:

crypto_kem/ntruhps2048509/clean/poly.h

@@ -4,6 +4,7 @@
 #include "params.h"
 
 #include <stdint.h>
+#include <stddef.h>
 
 #define MODQ(X) ((X) & (NTRU_Q-1))
 

crypto_kem/ntruhps2048509/clean/poly_r2_inv.c

@@ -9,8 +9,8 @@ static inline int16_t both_negative_mask(int16_t x, int16_t y) {
 
 void PQCLEAN_NTRUHPS2048509_CLEAN_poly_R2_inv(poly *r, const poly *a) {
     poly f, g, v, w;
-    int16_t i, loop, delta;
+    size_t i, loop;
-    int16_t sign, swap, t;
+    int16_t delta, sign, swap, t;
 
     for (i = 0; i < NTRU_N; ++i) {
         v.coeffs[i] = 0;

crypto_kem/ntruhps2048509/clean/poly_s3_inv.c

@@ -17,8 +17,8 @@ static inline int16_t both_negative_mask(int16_t x, int16_t y) {
 
 void PQCLEAN_NTRUHPS2048509_CLEAN_poly_S3_inv(poly *r, const poly *a) {
     poly f, g, v, w;
-    int16_t i, loop, delta;
+    size_t i, loop;
-    int16_t sign, swap, t;
+    int16_t delta, sign, swap, t;
 
     for (i = 0; i < NTRU_N; ++i) {
         v.coeffs[i] = 0;

crypto_kem/ntruhps2048677/META.yml

@@ -23,9 +23,9 @@ auxiliary-submitters:
   - Zhenfei Zhang
 implementations:
     - name: clean
-      version: https://github.com/jschanck/ntru/tree/b4b08d67 reference implementation
+      version: https://github.com/jschanck/ntru/tree/a6b42aac reference implementation
     - name: avx2
-      version: https://github.com/jschanck/ntru/tree/b4b08d67 avx2 implementation
+      version: https://github.com/jschanck/ntru/tree/a6b42aac avx2 implementation
       supported_platforms:
           - architecture: x86_64
             operating_systems:

crypto_kem/ntruhps2048677/clean/poly.h

@@ -4,6 +4,7 @@
 #include "params.h"
 
 #include <stdint.h>
+#include <stddef.h>
 
 #define MODQ(X) ((X) & (NTRU_Q-1))
 

crypto_kem/ntruhps2048677/clean/poly_r2_inv.c

@@ -9,8 +9,8 @@ static inline int16_t both_negative_mask(int16_t x, int16_t y) {
 
 void PQCLEAN_NTRUHPS2048677_CLEAN_poly_R2_inv(poly *r, const poly *a) {
     poly f, g, v, w;
-    int16_t i, loop, delta;
+    size_t i, loop;
-    int16_t sign, swap, t;
+    int16_t delta, sign, swap, t;
 
     for (i = 0; i < NTRU_N; ++i) {
         v.coeffs[i] = 0;

crypto_kem/ntruhps2048677/clean/poly_s3_inv.c

@@ -17,8 +17,8 @@ static inline int16_t both_negative_mask(int16_t x, int16_t y) {
 
 void PQCLEAN_NTRUHPS2048677_CLEAN_poly_S3_inv(poly *r, const poly *a) {
     poly f, g, v, w;
-    int16_t i, loop, delta;
+    size_t i, loop;
-    int16_t sign, swap, t;
+    int16_t delta, sign, swap, t;
 
     for (i = 0; i < NTRU_N; ++i) {
         v.coeffs[i] = 0;

crypto_kem/ntruhps4096821/META.yml

@@ -23,9 +23,9 @@ auxiliary-submitters:
   - Zhenfei Zhang
 implementations:
     - name: clean
-      version: https://github.com/jschanck/ntru/tree/b4b08d67 reference implementation
+      version: https://github.com/jschanck/ntru/tree/a6b42aac reference implementation
     - name: avx2
-      version: https://github.com/jschanck/ntru/tree/b4b08d67 avx2 implementation
+      version: https://github.com/jschanck/ntru/tree/a6b42aac avx2 implementation
       supported_platforms:
           - architecture: x86_64
             operating_systems:

crypto_kem/ntruhps4096821/clean/poly.h

@@ -4,6 +4,7 @@
 #include "params.h"
 
 #include <stdint.h>
+#include <stddef.h>
 
 #define MODQ(X) ((X) & (NTRU_Q-1))
 

crypto_kem/ntruhps4096821/clean/poly_r2_inv.c

@@ -9,8 +9,8 @@ static inline int16_t both_negative_mask(int16_t x, int16_t y) {
 
 void PQCLEAN_NTRUHPS4096821_CLEAN_poly_R2_inv(poly *r, const poly *a) {
     poly f, g, v, w;
-    int16_t i, loop, delta;
+    size_t i, loop;
-    int16_t sign, swap, t;
+    int16_t delta, sign, swap, t;
 
     for (i = 0; i < NTRU_N; ++i) {
         v.coeffs[i] = 0;

crypto_kem/ntruhps4096821/clean/poly_s3_inv.c

@@ -17,8 +17,8 @@ static inline int16_t both_negative_mask(int16_t x, int16_t y) {
 
 void PQCLEAN_NTRUHPS4096821_CLEAN_poly_S3_inv(poly *r, const poly *a) {
     poly f, g, v, w;
-    int16_t i, loop, delta;
+    size_t i, loop;
-    int16_t sign, swap, t;
+    int16_t delta, sign, swap, t;
 
     for (i = 0; i < NTRU_N; ++i) {
         v.coeffs[i] = 0;

crypto_kem/ntruhrss701/META.yml

@@ -23,9 +23,9 @@ auxiliary-submitters:
   - Zhenfei Zhang
 implementations:
     - name: clean
-      version: https://github.com/jschanck/ntru/tree/b4b08d67 reference implementation
+      version: https://github.com/jschanck/ntru/tree/a6b42aac reference implementation
     - name: avx2
-      version: https://github.com/jschanck/ntru/tree/b4b08d67 avx2 implementation
+      version: https://github.com/jschanck/ntru/tree/a6b42aac avx2 implementation
       supported_platforms:
           - architecture: x86_64
             operating_systems:

crypto_kem/ntruhrss701/clean/poly.h

@@ -4,6 +4,7 @@
 #include "params.h"
 
 #include <stdint.h>
+#include <stddef.h>
 
 #define MODQ(X) ((X) & (NTRU_Q-1))
 

crypto_kem/ntruhrss701/clean/poly_r2_inv.c

@@ -9,8 +9,8 @@ static inline int16_t both_negative_mask(int16_t x, int16_t y) {
 
 void PQCLEAN_NTRUHRSS701_CLEAN_poly_R2_inv(poly *r, const poly *a) {
     poly f, g, v, w;
-    int16_t i, loop, delta;
+    size_t i, loop;
-    int16_t sign, swap, t;
+    int16_t delta, sign, swap, t;
 
     for (i = 0; i < NTRU_N; ++i) {
         v.coeffs[i] = 0;

crypto_kem/ntruhrss701/clean/poly_s3_inv.c

@@ -17,8 +17,8 @@ static inline int16_t both_negative_mask(int16_t x, int16_t y) {
 
 void PQCLEAN_NTRUHRSS701_CLEAN_poly_S3_inv(poly *r, const poly *a) {
     poly f, g, v, w;
-    int16_t i, loop, delta;
+    size_t i, loop;
-    int16_t sign, swap, t;
+    int16_t delta, sign, swap, t;
 
     for (i = 0; i < NTRU_N; ++i) {
         v.coeffs[i] = 0;