X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-http;a=blobdiff_plain;f=src%2Fphp_http_etag.c;h=048af87c8b63a60fd881a0cb319b3637f64f6549;hp=ceb82e334f74489df046b591fcd1d425dcce5375;hb=82923890d9ce44a0642ac2f5ea0cb343aaf50fe3;hpb=d9ba7726f77858e626d67d758a87c9caa6f38d2b

diff --git a/src/php_http_etag.c b/src/php_http_etag.c
index ceb82e3..048af87 100644
--- a/src/php_http_etag.c
+++ b/src/php_http_etag.c
@@ -26,8 +26,8 @@ php_http_etag_t *php_http_etag_init(const char *mode)
 	php_http_etag_t *e;
 
 	if (mode && (!strcasecmp(mode, "crc32b"))) {
-		ctx = emalloc(sizeof(uint));
-		*((uint *) ctx) = ~0;
+		ctx = emalloc(sizeof(uint32_t));
+		*((uint32_t *) ctx) = ~0;
 	} else if (mode && !strcasecmp(mode, "sha1")) {
 		PHP_SHA1Init(ctx = emalloc(sizeof(PHP_SHA1_CTX)));
 	} else if (mode && !strcasecmp(mode, "md5")) {
@@ -57,18 +57,10 @@ char *php_http_etag_finish(php_http_etag_t *e)
 	char *etag = NULL;
 
 	if (!strcasecmp(e->mode, "crc32b")) {
-		unsigned char buf[4];
-
-		*((uint *) e->ctx) = ~*((uint *) e->ctx);
-#ifdef WORDS_BIGENDIAN
-		etag = php_http_etag_digest((unsigned char *) e->ctx, 4);
-#else
-		buf[0] = ((unsigned char *) e->ctx)[3];
-		buf[1] = ((unsigned char *) e->ctx)[2];
-		buf[2] = ((unsigned char *) e->ctx)[1];
-		buf[3] = ((unsigned char *) e->ctx)[0];
-		etag = php_http_etag_digest(buf, 4);
-#endif
+		uint32_t e_ctx;
+		memcpy(&e_ctx, e->ctx, 4);
+		e_ctx = ntohl(~e_ctx);
+		etag = php_http_etag_digest((unsigned char *) &e_ctx, 4);
 	} else if ((!strcasecmp(e->mode, "sha1"))) {
 		PHP_SHA1Final(digest, e->ctx);
 		etag = php_http_etag_digest(digest, 20);
@@ -96,11 +88,11 @@ char *php_http_etag_finish(php_http_etag_t *e)
 size_t php_http_etag_update(php_http_etag_t *e, const char *data_ptr, size_t data_len)
 {
 	if (!strcasecmp(e->mode, "crc32b")) {
-		uint i, c = *((uint *) e->ctx);
+		uint32_t i, c = *((uint32_t *) e->ctx);
 		for (i = 0; i < data_len; ++i) {
 			CRC32(c, data_ptr[i]);
 		}
-		*((uint *) e->ctx) = c;
+		*((uint32_t *) e->ctx) = c;
 	} else if ((!strcasecmp(e->mode, "sha1"))) {
 		PHP_SHA1Update(e->ctx, (const unsigned char *) data_ptr, data_len);
 	} else if ((!strcasecmp(e->mode, "md5"))) {