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authorIan C <ianc@noddybox.co.uk>2016-03-21 15:35:43 +0000
committerIan C <ianc@noddybox.co.uk>2016-03-21 15:35:43 +0000
commit7c361248bba7799400dee7b7b1dc33f5dadcf3a4 (patch)
tree88437733db07e1c919d3a8385d17304610e80147 /src/output.c
parent765c8e3f85b172a155a9172ec3bc8a6fb965f671 (diff)
Added initial version of T64 output driver.
Diffstat (limited to 'src/output.c')
-rw-r--r--src/output.c147
1 files changed, 13 insertions, 134 deletions
diff --git a/src/output.c b/src/output.c
index 789531f..5d4aef6 100644
--- a/src/output.c
+++ b/src/output.c
@@ -53,150 +53,25 @@ static const ValueTable option_set[] =
typedef enum
{
- Raw,
- SpectrumTap
+ RAW,
+ TAP,
+ T64
} Format;
static char output[4096] = "output";
static char output_bank[4096] = "output.%u";
static char error[1024];
-static Format format = Raw;
+static Format format = RAW;
static ValueTable format_table[] =
{
- {"raw", Raw},
- {"spectrum", SpectrumTap},
+ {"raw", RAW},
+ {"spectrum", TAP},
+ {"t64", T64},
{NULL}
};
-/* ---------------------------------------- PRIVATE FUNCTIONS
-*/
-static int OutputRawBinary(MemoryBank **bank, int count)
-{
- char buff[4096];
- int f;
-
- for(f = 0; f < count; f++)
- {
- FILE *fp;
- const char *name;
- const Byte *mem;
- int min, max;
-
- if (count == 1)
- {
- name = output;
- }
- else
- {
- snprintf(buff, sizeof buff, "%s.%u", output, bank[f]->number);
- name = buff;
- }
-
- if (!(fp = fopen(name, "wb")))
- {
- snprintf(error, sizeof error,"Failed to open %s\n", name);
- return FALSE;
- }
-
- mem = bank[f]->memory;
- min = bank[f]->min_address_used;
- max = bank[f]->max_address_used;
-
- fwrite(mem + min, 1, max - min + 1, fp);
-
- fclose(fp);
- }
-
- return TRUE;
-}
-
-
-static Byte TapByte(FILE *fp, Byte b, Byte chk)
-{
- chk ^= b;
- putc(b, fp);
- return chk;
-}
-
-
-static Byte TapWord(FILE *fp, int w, Byte chk)
-{
- chk = TapByte(fp, w & 0xff, chk);
- chk = TapByte(fp, (w & 0xff00) >> 8, chk);
- return chk;
-}
-
-
-static Byte TapString(FILE *fp, const char *p, int len, Byte chk)
-{
- while(len--)
- {
- chk = TapByte(fp, *p ? *p++ : ' ', chk);
- }
-
- return chk;
-}
-
-
-static int OutputSpectrumTap(MemoryBank **bank, int count)
-{
- FILE *fp = fopen(output, "wb");
- int f;
-
- if (!fp)
- {
- snprintf(error, sizeof error,"Failed to open %s\n", output);
- return FALSE;
- }
-
- /* Output header
- */
- for(f = 0; f < count; f++)
- {
- Byte chk = 0;
- const Byte *mem;
- int min, max, len;
-
- mem = bank[f]->memory;
- min = bank[f]->min_address_used;
- max = bank[f]->max_address_used;
- len = max - min + 1;
-
- TapWord(fp, 19, 0);
-
- chk = TapByte(fp, 0, chk);
- chk = TapByte(fp, 3, chk);
- chk = TapString(fp, output, 10, chk);
- chk = TapWord(fp, len, chk);
- chk = TapWord(fp, min, chk);
- chk = TapWord(fp, 32768, chk);
-
- TapByte(fp, chk, 0);
-
- /* Output file data
- */
- TapWord(fp, len + 2, 0);
-
- chk = 0;
-
- chk = TapByte(fp, 0xff, chk);
-
- while(min <= max)
- {
- chk = TapByte(fp, mem[min], chk);
- min++;
- }
-
- TapByte(fp, chk, 0);
- }
-
- fclose(fp);
-
- return TRUE;
-}
-
/* ---------------------------------------- INTERFACES
*/
@@ -254,14 +129,18 @@ int OutputCode(void)
switch(format)
{
- case Raw:
+ case RAW:
return RawOutput(output, output_bank, bank, count,
error, sizeof error);
- case SpectrumTap:
+ case TAP:
return SpecTAPOutput(output, output_bank, bank, count,
error, sizeof error);
+ case T64:
+ return T64Output(output, output_bank, bank, count,
+ error, sizeof error);
+
default:
break;
}