rtc: Fix Windows x86 builds

chri7325 · chri7325 · commit 05b33dd27dbb · 2022-04-12T17:19:40.000-07:00
The latest zlib does not build for Windows x86. Implement fixes that were suggested by the community at madler#620
diff --git a/crc32.c b/crc32.c
@@ -1086,7 +1086,7 @@ uLong ZEXPORT crc32_combine(crc1, crc2, len2)
     uLong crc2;
     z_off_t len2;
 {
-    return crc32_combine64(crc1, crc2, len2);
+    return crc32_combine64(crc1, crc2, (z_off64_t)len2);
 }
 
 /* ========================================================================= */
@@ -1103,11 +1103,11 @@ uLong ZEXPORT crc32_combine_gen64(len2)
 uLong ZEXPORT crc32_combine_gen(len2)
     z_off_t len2;
 {
-    return crc32_combine_gen64(len2);
+    return crc32_combine_gen64((z_off64_t)len2);
 }
 
 /* ========================================================================= */
-uLong crc32_combine_op(crc1, crc2, op)
+uLong ZEXPORT crc32_combine_op(crc1, crc2, op)
     uLong crc1;
     uLong crc2;
     uLong op;

Original file line number	Diff line number	Diff line change
`@@ -1086,7 +1086,7 @@ uLong ZEXPORT crc32_combine(crc1, crc2, len2)`
`1086`	`1086`	`uLong crc2;`
`1087`	`1087`	`z_off_t len2;`
`1088`	`1088`	`{`
`1089`		`- return crc32_combine64(crc1, crc2, len2);`
	`1089`	`+ return crc32_combine64(crc1, crc2, (z_off64_t)len2);`
`1090`	`1090`	`}`
`1091`	`1091`
`1092`	`1092`	`/* ========================================================================= */`
`@@ -1103,11 +1103,11 @@ uLong ZEXPORT crc32_combine_gen64(len2)`
`1103`	`1103`	`uLong ZEXPORT crc32_combine_gen(len2)`
`1104`	`1104`	`z_off_t len2;`
`1105`	`1105`	`{`
`1106`		`- return crc32_combine_gen64(len2);`
	`1106`	`+ return crc32_combine_gen64((z_off64_t)len2);`
`1107`	`1107`	`}`
`1108`	`1108`
`1109`	`1109`	`/* ========================================================================= */`
`1110`		`-uLong crc32_combine_op(crc1, crc2, op)`
	`1110`	`+uLong ZEXPORT crc32_combine_op(crc1, crc2, op)`
`1111`	`1111`	`uLong crc1;`
`1112`	`1112`	`uLong crc2;`
`1113`	`1113`	`uLong op;`