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authorbalrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162>2008-05-07 13:52:48 +0000
committerbalrog <balrog@c046a42c-6fe2-441c-8c8c-71466251a162>2008-05-07 13:52:48 +0000
commita350e694245c1ce9492c67db83e1fd325e767769 (patch)
treeaa18ef90010abc612d467fff0d23b58be5936489 /hw
parent58565070ee887c9f7285e6d9e169179dddebdb53 (diff)
Avoid arithmetics on void * in MusicPal audio code (Jan Kiszka).
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4373 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw')
-rw-r--r--hw/musicpal.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/hw/musicpal.c b/hw/musicpal.c
index 2b60752636..a9e576754a 100644
--- a/hw/musicpal.c
+++ b/hw/musicpal.c
@@ -244,7 +244,7 @@ typedef struct musicpal_audio_state {
uint32_t status;
uint32_t irq_enable;
unsigned long phys_buf;
- void *target_buffer;
+ int8_t *target_buffer;
unsigned int threshold;
unsigned int play_pos;
unsigned int last_free;
@@ -256,7 +256,7 @@ static void audio_callback(void *opaque, int free_out, int free_in)
{
musicpal_audio_state *s = opaque;
int16_t *codec_buffer;
- void *mem_buffer;
+ int8_t *mem_buffer;
int pos, block_size;
if (!(s->playback_mode & MP_AUDIO_PLAYBACK_EN))
@@ -277,8 +277,8 @@ static void audio_callback(void *opaque, int free_out, int free_in)
if (s->playback_mode & MP_AUDIO_MONO) {
codec_buffer = wm8750_dac_buffer(s->wm, block_size >> 1);
for (pos = 0; pos < block_size; pos += 2) {
- *codec_buffer++ = *(uint16_t *)mem_buffer;
- *codec_buffer++ = *(uint16_t *)mem_buffer;
+ *codec_buffer++ = *(int16_t *)mem_buffer;
+ *codec_buffer++ = *(int16_t *)mem_buffer;
mem_buffer += 2;
}
} else
@@ -288,14 +288,14 @@ static void audio_callback(void *opaque, int free_out, int free_in)
if (s->playback_mode & MP_AUDIO_MONO) {
codec_buffer = wm8750_dac_buffer(s->wm, block_size);
for (pos = 0; pos < block_size; pos++) {
- *codec_buffer++ = cpu_to_le16(256 * *(int8_t *)mem_buffer);
- *codec_buffer++ = cpu_to_le16(256 * *(int8_t *)mem_buffer++);
+ *codec_buffer++ = cpu_to_le16(256 * *mem_buffer);
+ *codec_buffer++ = cpu_to_le16(256 * *mem_buffer++);
}
} else {
codec_buffer = wm8750_dac_buffer(s->wm, block_size >> 1);
for (pos = 0; pos < block_size; pos += 2) {
- *codec_buffer++ = cpu_to_le16(256 * *(int8_t *)mem_buffer++);
- *codec_buffer++ = cpu_to_le16(256 * *(int8_t *)mem_buffer++);
+ *codec_buffer++ = cpu_to_le16(256 * *mem_buffer++);
+ *codec_buffer++ = cpu_to_le16(256 * *mem_buffer++);
}
}
}