size_t readframe (signed fd, void * memory, size_t extent)
{
unsigned digits = 0;
uint8_t * origin = (uint8_t *)(memory);
uint8_t * offset = (uint8_t *)(memory);
signed c = EOF;
while ((extent) && ((c = fdgetc (fd)) != EOF) && (c != ';'))
{
if (isspace (c))
{
continue;
}
if (c == '#')
{
do
{
c = fdgetc (fd);
}
while ((c != '\n') && (c != EOF));
continue;
}
if (c == '/')
{
c = fdgetc (fd);
if (c == '/')
{
do
{
c = fdgetc (fd);
}
while ((c != '\n') && (c != EOF));
continue;
}
if (c == '*')
{
while ((c != '/') && (c != EOF))
{
while ((c != '*') && (c != EOF))
{
c = fdgetc (fd);
}
c = fdgetc (fd);
}
continue;
}
continue;
}
if (isxdigit (c))
{
*offset = c;
offset++;
digits++;
extent--;
continue;
}
error (1, ENOTSUP, "Illegal hex digit '%c' (0x%02X) in source", c, c);
}
if (digits & 1)
{
error (1, ENOTSUP, "Odd number of hex digits (%d) in source", digits);
}
return (offset - origin);
}
int getchar(void)
{
dbg_printf("Calling %s\n", __FUNCTION__);
return fdgetc(STDIN);
}
size_t hexread(signed fd, void * memory, size_t extent)
{
uint8_t * origin = (uint8_t *) (memory);
uint8_t * offset = (uint8_t *) (memory);
unsigned digits = 0;
signed c = EOF;
while ((extent) && ((c = fdgetc(fd)) != EOF) && (c != ';'))
{
if (isspace(c))
{
continue;
}
if (c == '#')
{
do
{
c = fdgetc(fd);
}
while ((c != '\n') && (c != EOF));
continue;
}
if (c == '/')
{
c = fdgetc(fd);
if (c == '/')
{
do
{
c = fdgetc(fd);
}
while ((c != '\n') && (c != EOF));
continue;
}
if (c == '*')
{
while ((c != '/') && (c != EOF))
{
while ((c != '*') && (c != EOF))
{
c = fdgetc(fd);
}
c = fdgetc(fd);
}
continue;
}
continue;
}
if ((c >= '0') && (c <= '9'))
{
* offset *= 16;
* offset += c - '0';
if (digits++ & 1)
{
offset++;
extent--;
}
continue;
}
if ((c >= 'A') && (c <= 'F'))
{
* offset *= 16;
* offset += 10;
* offset += c - 'A';
if (digits++ & 1)
{
offset++;
extent--;
}
continue;
}
if ((c >= 'a') && (c <= 'f'))
{
* offset *= 16;
* offset += 10;
* offset += c - 'a';
if (digits++ & 1)
{
offset++;
extent--;
}
continue;
}
#if defined (BAILOUT)
error (1, ENOTSUP, "Illegal hex digit '%c' (0x%02X) in source", c, c);
#else
return ((size_t) (- 1));
#endif
}
if ((extent) && (digits & 1))
{
#if defined (BAILOUT)
error (1, ENOTSUP, "Odd number of hex digits (%d) in source", digits);
#else
return ((size_t) (- 1));
#endif
}
#if 0
while ((c != ';') && (c != EOF))
{
c = fdgetc(fd);
}
#endif
return (offset - origin);
}
char *fdgets(char *s, int fd)
{
dbg_printf("Calling %s\n", __FUNCTION__);
char *end = s + 125;
char *curS = s;
for (;;)
{
char c = (char)fdgetc(fd);
switch (c)
{
case '\026': // sync
// 0808
c = (char)fdgetc(fd);
if (curS < end)
{
*(curS++) = c;
if (sceKernelDebugEcho() != 0)
fdputc(c, (fd != STDIN ? fd : STDOUT));
}
else if (sceKernelDebugEcho() != 0)
fdputc('\a', (fd != STDIN ? fd : STDOUT));
break;
case '\177': // DEL
case '\b':
// 0790
// 0794
if (s >= curS)
break;
curS--;
if (sceKernelDebugEcho() != 0)
{
int realFd = (fd != STDIN ? fd : STDOUT);
fdputc('\b', realFd);
fdputc(' ' , realFd);
fdputc('\b', realFd);
}
break;
case -1:
// 0740
if (s == curS) {
*curS = '\0';
return NULL;
}
case '\n':
case '\r':
// 0748
if (sceKernelDebugEcho() != 0)
fdputc('\n', (fd != STDIN ? fd : STDOUT));
*curS = '\0';
return s;
case '\t':
c = ' ';
default:
// 06DC
if ((look_ctype_table(c) & 0x97) != 0 && curS < end)
{
*(curS++) = c;
if (sceKernelDebugEcho() != 0)
fdputc(c, (fd != STDIN ? fd : STDOUT));
}
else if (sceKernelDebugEcho() != 0)
fdputc('\a', (fd != STDIN ? fd : STDOUT));
break;
}
}
}