zlib: fix compiler warnings

metze
(This used to be commit ce44a608f66bf27070fd43d576551fde6f545d7c)

1 files changed, 23 insertions, 23 deletions

diff --git a/source4/lib/zlib/inflate.c b/source4/lib/zlib/inflate.c
index 0c1ff17951..fbecefd8f5 100644
--- a/source4/lib/zlib/inflate.c
+++ b/source4/lib/zlib/inflate.c
@@ -97,7 +97,7 @@ local int updatewindow OF((z_streamp strm, unsigned out));
 #ifdef BUILDFIXED
    void makefixed OF((void));
 #endif
-local unsigned syncsearch OF((unsigned FAR *have, unsigned char FAR *buf,
+local unsigned syncsearch OF((unsigned FAR *have, unsigned const char FAR *buf,
                               unsigned len));
 
 int ZEXPORT inflateReset2(strm, flags)
@@ -565,7 +565,7 @@ z_streamp strm;
 int flush;
 {
     struct inflate_state FAR *state;
-    unsigned char FAR *next;    /* next input */
+    unsigned const char FAR *next;    /* next input */
     unsigned char FAR *put;     /* next output */
     unsigned have, left;        /* available input and output */
     unsigned long hold;         /* bit buffer */
@@ -617,19 +617,19 @@ int flush;
             if (
 #endif
                 ((BITS(8) << 8) + (hold >> 8)) % 31) {
-                strm->msg = (char *)"incorrect header check";
+                strm->msg = "incorrect header check";
                 state->mode = BAD;
                 break;
             }
             if (BITS(4) != Z_DEFLATED) {
-                strm->msg = (char *)"unknown compression method";
+                strm->msg = "unknown compression method";
                 state->mode = BAD;
                 break;
             }
             DROPBITS(4);
             len = BITS(4) + 8;
             if (len > state->wbits) {
-                strm->msg = (char *)"invalid window size";
+                strm->msg = "invalid window size";
                 state->mode = BAD;
                 break;
             }
@@ -644,12 +644,12 @@ int flush;
             NEEDBITS(16);
             state->flags = (int)(hold);
             if ((state->flags & 0xff) != Z_DEFLATED) {
-                strm->msg = (char *)"unknown compression method";
+                strm->msg = "unknown compression method";
                 state->mode = BAD;
                 break;
             }
             if (state->flags & 0xe000) {
-                strm->msg = (char *)"unknown header flags set";
+                strm->msg = "unknown header flags set";
                 state->mode = BAD;
                 break;
             }
@@ -753,7 +753,7 @@ int flush;
             if (state->flags & 0x0200) {
                 NEEDBITS(16);
                 if (hold != (state->check & 0xffff)) {
-                    strm->msg = (char *)"header crc mismatch";
+                    strm->msg = "header crc mismatch";
                     state->mode = BAD;
                     break;
                 }
@@ -808,7 +808,7 @@ int flush;
                 state->mode = TABLE;
                 break;
             case 3:
-                strm->msg = (char *)"invalid block type";
+                strm->msg = "invalid block type";
                 state->mode = BAD;
             }
             DROPBITS(2);
@@ -817,7 +817,7 @@ int flush;
             BYTEBITS();                         /* go to byte boundary */
             NEEDBITS(32);
             if ((hold & 0xffff) != ((hold >> 16) ^ 0xffff)) {
-                strm->msg = (char *)"invalid stored block lengths";
+                strm->msg = "invalid stored block lengths";
                 state->mode = BAD;
                 break;
             }
@@ -853,7 +853,7 @@ int flush;
             DROPBITS(4);
 #ifndef PKZIP_BUG_WORKAROUND
             if (state->nlen > 286 || state->ndist > 30) {
-                strm->msg = (char *)"too many length or distance symbols";
+                strm->msg = "too many length or distance symbols";
                 state->mode = BAD;
                 break;
             }
@@ -875,7 +875,7 @@ int flush;
             ret = inflate_table(CODES, state->lens, 19, &(state->next),
                                 &(state->lenbits), state->work);
             if (ret) {
-                strm->msg = (char *)"invalid code lengths set";
+                strm->msg = "invalid code lengths set";
                 state->mode = BAD;
                 break;
             }
@@ -899,7 +899,7 @@ int flush;
                         NEEDBITS(this.bits + 2);
                         DROPBITS(this.bits);
                         if (state->have == 0) {
-                            strm->msg = (char *)"invalid bit length repeat";
+                            strm->msg = "invalid bit length repeat";
                             state->mode = BAD;
                             break;
                         }
@@ -922,7 +922,7 @@ int flush;
                         DROPBITS(7);
                     }
                     if (state->have + copy > state->nlen + state->ndist) {
-                        strm->msg = (char *)"invalid bit length repeat";
+                        strm->msg = "invalid bit length repeat";
                         state->mode = BAD;
                         break;
                     }
@@ -941,7 +941,7 @@ int flush;
             ret = inflate_table(LENS, state->lens, state->nlen, &(state->next),
                                 &(state->lenbits), state->work);
             if (ret) {
-                strm->msg = (char *)"invalid literal/lengths set";
+                strm->msg = "invalid literal/lengths set";
                 state->mode = BAD;
                 break;
             }
@@ -950,7 +950,7 @@ int flush;
             ret = inflate_table(DISTS, state->lens + state->nlen, state->ndist,
                             &(state->next), &(state->distbits), state->work);
             if (ret) {
-                strm->msg = (char *)"invalid distances set";
+                strm->msg = "invalid distances set";
                 state->mode = BAD;
                 break;
             }
@@ -993,7 +993,7 @@ int flush;
                 break;
             }
             if (this.op & 64) {
-                strm->msg = (char *)"invalid literal/length code";
+                strm->msg = "invalid literal/length code";
                 state->mode = BAD;
                 break;
             }
@@ -1025,7 +1025,7 @@ int flush;
             }
             DROPBITS(this.bits);
             if (this.op & 64) {
-                strm->msg = (char *)"invalid distance code";
+                strm->msg = "invalid distance code";
                 state->mode = BAD;
                 break;
             }
@@ -1040,13 +1040,13 @@ int flush;
             }
 #ifdef INFLATE_STRICT
             if (state->offset > state->dmax) {
-                strm->msg = (char *)"invalid distance too far back";
+                strm->msg = "invalid distance too far back";
                 state->mode = BAD;
                 break;
             }
 #endif
             if (state->offset > state->whave + out - left) {
-                strm->msg = (char *)"invalid distance too far back";
+                strm->msg = "invalid distance too far back";
                 state->mode = BAD;
                 break;
             }
@@ -1098,7 +1098,7 @@ int flush;
                      state->flags ? hold :
 #endif
                      REVERSE(hold)) != state->check) {
-                    strm->msg = (char *)"incorrect data check";
+                    strm->msg = "incorrect data check";
                     state->mode = BAD;
                     break;
                 }
@@ -1111,7 +1111,7 @@ int flush;
             if (state->wrap && state->flags) {
                 NEEDBITS(32);
                 if (hold != (state->total & 0xffffffffUL)) {
-                    strm->msg = (char *)"incorrect length check";
+                    strm->msg = "incorrect length check";
                     state->mode = BAD;
                     break;
                 }
@@ -1247,7 +1247,7 @@ gz_headerp head;
  */
 local unsigned syncsearch(have, buf, len)
 unsigned FAR *have;
-unsigned char FAR *buf;
+unsigned const char FAR *buf;
 unsigned len;
 {
     unsigned got;