pointer signedness warnings

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@37300 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/formats/format_wav_gsm.c b/formats/format_wav_gsm.c
index c1a1ecac17c5c0f454030f46e9a3c8ee5e140ac5..556f70b828f4f38edb08a726ed10421df87d96ef 100644 (file)
--- a/formats/format_wav_gsm.c
+++ b/formats/format_wav_gsm.c
@@ -428,7 +428,7 @@ static struct ast_frame *wav_read(struct ast_filestream *s, int *whennext)
                s->fr.offset += GSM_FRAME_SIZE;
        } else {
                /* read and convert */
-               char msdata[MSGSM_FRAME_SIZE];
+               unsigned char msdata[MSGSM_FRAME_SIZE];
                int res;
                
                if ((res = fread(msdata, 1, MSGSM_FRAME_SIZE, s->f)) != MSGSM_FRAME_SIZE) {
@@ -469,10 +469,10 @@ static int wav_write(struct ast_filestream *s, struct ast_frame *f)
        }
        for (len = 0; len < f->datalen ; len += size) {
                int res;
-               char *src, msdata[MSGSM_FRAME_SIZE];
+               unsigned char *src, msdata[MSGSM_FRAME_SIZE];
                if (fs->secondhalf) {   /* second half of raw gsm to be converted */
                        memcpy(s->buf + GSM_FRAME_SIZE, f->data + len, GSM_FRAME_SIZE);
-                       conv66(s->buf, msdata);
+                       conv66((unsigned char *) s->buf, msdata);
                        src = msdata;
                        fs->secondhalf = 0;
                } else if (size == GSM_FRAME_SIZE) {    /* first half of raw gsm */