ipp_state_t
ippRead(http_t *http,
ipp_t *ipp)
{
if (!http)
return (IPP_ERROR);
return (ippReadIO(http, (ipp_iocb_t)ipp_read_http, http->blocking, NULL,
ipp));
}
int /* O - Exit status */
main(int argc, /* I - Number of command-line arguments */
char *argv[]) /* I - Command-line arguments */
{
_ippdata_t data; /* IPP buffer */
ipp_uchar_t buffer[8192]; /* Write buffer data */
ipp_t *cols[2], /* Collections */
*size; /* media-size collection */
ipp_t *request; /* Request */
ipp_attribute_t *media_col, /* media-col attribute */
*media_size, /* media-size attribute */
*attr; /* Other attribute */
ipp_state_t state; /* State */
size_t length; /* Length of data */
cups_file_t *fp; /* File pointer */
size_t i; /* Looping var */
int status; /* Status of tests (0 = success, 1 = fail) */
#ifdef DEBUG
const char *name; /* Option name */
#endif /* DEBUG */
status = 0;
if (argc == 1)
{
/*
* Test request generation code...
*/
printf("Create Sample Request: ");
request = ippNew();
request->request.op.version[0] = 0x01;
request->request.op.version[1] = 0x01;
request->request.op.operation_id = IPP_OP_PRINT_JOB;
request->request.op.request_id = 1;
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_CHARSET,
"attributes-charset", NULL, "utf-8");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_LANGUAGE,
"attributes-natural-language", NULL, "en");
ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI,
"printer-uri", NULL, "ipp://localhost/printers/foo");
cols[0] = ippNew();
size = ippNew();
ippAddInteger(size, IPP_TAG_ZERO, IPP_TAG_INTEGER, "x-dimension", 21590);
ippAddInteger(size, IPP_TAG_ZERO, IPP_TAG_INTEGER, "y-dimension", 27940);
ippAddCollection(cols[0], IPP_TAG_JOB, "media-size", size);
ippDelete(size);
ippAddString(cols[0], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-color", NULL,
"blue");
ippAddString(cols[0], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-type", NULL,
"plain");
cols[1] = ippNew();
size = ippNew();
ippAddInteger(size, IPP_TAG_ZERO, IPP_TAG_INTEGER, "x-dimension", 21000);
ippAddInteger(size, IPP_TAG_ZERO, IPP_TAG_INTEGER, "y-dimension", 29700);
ippAddCollection(cols[1], IPP_TAG_JOB, "media-size", size);
ippDelete(size);
ippAddString(cols[1], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-color", NULL,
"plaid");
ippAddString(cols[1], IPP_TAG_JOB, IPP_TAG_KEYWORD, "media-type", NULL,
"glossy");
ippAddCollections(request, IPP_TAG_JOB, "media-col", 2,
(const ipp_t **)cols);
ippDelete(cols[0]);
ippDelete(cols[1]);
length = ippLength(request);
if (length != sizeof(collection))
{
printf("FAIL - wrong ippLength(), %d instead of %d bytes!\n",
(int)length, (int)sizeof(collection));
status = 1;
}
else
puts("PASS");
/*
* Write test #1...
*/
printf("Write Sample to Memory: ");
data.wused = 0;
data.wsize = sizeof(buffer);
data.wbuffer = buffer;
while ((state = ippWriteIO(&data, (ipp_iocb_t)write_cb, 1, NULL,
request)) != IPP_STATE_DATA)
if (state == IPP_STATE_ERROR)
break;
if (state != IPP_STATE_DATA)
{
printf("FAIL - %d bytes written.\n", (int)data.wused);
status = 1;
}
else if (data.wused != sizeof(collection))
{
printf("FAIL - wrote %d bytes, expected %d bytes!\n", (int)data.wused,
(int)sizeof(collection));
hex_dump("Bytes Written", data.wbuffer, data.wused);
hex_dump("Baseline", collection, sizeof(collection));
status = 1;
}
else if (memcmp(data.wbuffer, collection, data.wused))
{
for (i = 0; i < data.wused; i ++)
if (data.wbuffer[i] != collection[i])
break;
printf("FAIL - output does not match baseline at 0x%04x!\n", (unsigned)i);
hex_dump("Bytes Written", data.wbuffer, data.wused);
hex_dump("Baseline", collection, sizeof(collection));
status = 1;
}
else
puts("PASS");
ippDelete(request);
/*
* Read the data back in and confirm...
*/
printf("Read Sample from Memory: ");
request = ippNew();
data.rpos = 0;
while ((state = ippReadIO(&data, (ipp_iocb_t)read_cb, 1, NULL,
request)) != IPP_STATE_DATA)
if (state == IPP_STATE_ERROR)
break;
length = ippLength(request);
if (state != IPP_STATE_DATA)
{
printf("FAIL - %d bytes read.\n", (int)data.rpos);
status = 1;
}
else if (data.rpos != data.wused)
{
printf("FAIL - read %d bytes, expected %d bytes!\n", (int)data.rpos,
(int)data.wused);
print_attributes(request, 8);
status = 1;
}
else if (length != sizeof(collection))
{
printf("FAIL - wrong ippLength(), %d instead of %d bytes!\n",
(int)length, (int)sizeof(collection));
print_attributes(request, 8);
status = 1;
}
else
puts("PASS");
fputs("ippFindAttribute(media-col): ", stdout);
if ((media_col = ippFindAttribute(request, "media-col",
IPP_TAG_BEGIN_COLLECTION)) == NULL)
{
if ((media_col = ippFindAttribute(request, "media-col",
IPP_TAG_ZERO)) == NULL)
puts("FAIL (not found)");
else
printf("FAIL (wrong type - %s)\n", ippTagString(media_col->value_tag));
status = 1;
}
else if (media_col->num_values != 2)
{
printf("FAIL (wrong count - %d)\n", media_col->num_values);
status = 1;
}
else
puts("PASS");
if (media_col)
{
fputs("ippFindAttribute(media-size 1): ", stdout);
if ((media_size = ippFindAttribute(media_col->values[0].collection,
"media-size",
IPP_TAG_BEGIN_COLLECTION)) == NULL)
{
if ((media_size = ippFindAttribute(media_col->values[0].collection,
"media-col",
IPP_TAG_ZERO)) == NULL)
puts("FAIL (not found)");
else
printf("FAIL (wrong type - %s)\n",
ippTagString(media_size->value_tag));
status = 1;
}
else
{
if ((attr = ippFindAttribute(media_size->values[0].collection,
"x-dimension", IPP_TAG_INTEGER)) == NULL)
{
if ((attr = ippFindAttribute(media_size->values[0].collection,
"x-dimension", IPP_TAG_ZERO)) == NULL)
puts("FAIL (missing x-dimension)");
else
printf("FAIL (wrong type for x-dimension - %s)\n",
ippTagString(attr->value_tag));
status = 1;
}
else if (attr->values[0].integer != 21590)
{
printf("FAIL (wrong value for x-dimension - %d)\n",
attr->values[0].integer);
status = 1;
}
else if ((attr = ippFindAttribute(media_size->values[0].collection,
"y-dimension",
IPP_TAG_INTEGER)) == NULL)
{
if ((attr = ippFindAttribute(media_size->values[0].collection,
"y-dimension", IPP_TAG_ZERO)) == NULL)
puts("FAIL (missing y-dimension)");
else
printf("FAIL (wrong type for y-dimension - %s)\n",
ippTagString(attr->value_tag));
status = 1;
}
else if (attr->values[0].integer != 27940)
{
printf("FAIL (wrong value for y-dimension - %d)\n",
attr->values[0].integer);
status = 1;
}
else
puts("PASS");
}
fputs("ippFindAttribute(media-size 2): ", stdout);
if ((media_size = ippFindAttribute(media_col->values[1].collection,
"media-size",
IPP_TAG_BEGIN_COLLECTION)) == NULL)
{
if ((media_size = ippFindAttribute(media_col->values[1].collection,
"media-col",
IPP_TAG_ZERO)) == NULL)
puts("FAIL (not found)");
else
printf("FAIL (wrong type - %s)\n",
ippTagString(media_size->value_tag));
status = 1;
}
else
{
if ((attr = ippFindAttribute(media_size->values[0].collection,
"x-dimension",
IPP_TAG_INTEGER)) == NULL)
{
if ((attr = ippFindAttribute(media_size->values[0].collection,
"x-dimension", IPP_TAG_ZERO)) == NULL)
puts("FAIL (missing x-dimension)");
else
printf("FAIL (wrong type for x-dimension - %s)\n",
ippTagString(attr->value_tag));
status = 1;
}
else if (attr->values[0].integer != 21000)
{
printf("FAIL (wrong value for x-dimension - %d)\n",
attr->values[0].integer);
status = 1;
}
else if ((attr = ippFindAttribute(media_size->values[0].collection,
"y-dimension",
IPP_TAG_INTEGER)) == NULL)
{
if ((attr = ippFindAttribute(media_size->values[0].collection,
"y-dimension", IPP_TAG_ZERO)) == NULL)
puts("FAIL (missing y-dimension)");
else
printf("FAIL (wrong type for y-dimension - %s)\n",
ippTagString(attr->value_tag));
status = 1;
}
else if (attr->values[0].integer != 29700)
{
printf("FAIL (wrong value for y-dimension - %d)\n",
attr->values[0].integer);
status = 1;
}
else
puts("PASS");
}
}
/*
* Test hierarchical find...
*/
fputs("ippFindAttribute(media-col/media-size/x-dimension): ", stdout);
if ((attr = ippFindAttribute(request, "media-col/media-size/x-dimension", IPP_TAG_INTEGER)) != NULL)
{
if (ippGetInteger(attr, 0) != 21590)
{
printf("FAIL (wrong value for x-dimension - %d)\n", ippGetInteger(attr, 0));
status = 1;
}
else
puts("PASS");
}
else
{
puts("FAIL (not found)");
status = 1;
}
fputs("ippFindNextAttribute(media-col/media-size/x-dimension): ", stdout);
if ((attr = ippFindNextAttribute(request, "media-col/media-size/x-dimension", IPP_TAG_INTEGER)) != NULL)
{
if (ippGetInteger(attr, 0) != 21000)
{
printf("FAIL (wrong value for x-dimension - %d)\n", ippGetInteger(attr, 0));
status = 1;
}
else
puts("PASS");
}
else
{
puts("FAIL (not found)");
status = 1;
}
fputs("ippFindNextAttribute(media-col/media-size/x-dimension) again: ", stdout);
if ((attr = ippFindNextAttribute(request, "media-col/media-size/x-dimension", IPP_TAG_INTEGER)) != NULL)
{
printf("FAIL (got %d, expected nothing)\n", ippGetInteger(attr, 0));
status = 1;
}
else
puts("PASS");
ippDelete(request);
/*
* Read the mixed data and confirm we converted everything to rangeOfInteger
* values...
*/
printf("Read Mixed integer/rangeOfInteger from Memory: ");
request = ippNew();
data.rpos = 0;
data.wused = sizeof(mixed);
data.wsize = sizeof(mixed);
data.wbuffer = mixed;
while ((state = ippReadIO(&data, (ipp_iocb_t)read_cb, 1, NULL,
request)) != IPP_STATE_DATA)
if (state == IPP_STATE_ERROR)
break;
length = ippLength(request);
if (state != IPP_STATE_DATA)
{
printf("FAIL - %d bytes read.\n", (int)data.rpos);
status = 1;
}
else if (data.rpos != sizeof(mixed))
{
printf("FAIL - read %d bytes, expected %d bytes!\n", (int)data.rpos,
(int)sizeof(mixed));
print_attributes(request, 8);
status = 1;
}
else if (length != (sizeof(mixed) + 4))
{
printf("FAIL - wrong ippLength(), %d instead of %d bytes!\n",
(int)length, (int)sizeof(mixed) + 4);
print_attributes(request, 8);
status = 1;
}
else
puts("PASS");
fputs("ippFindAttribute(notify-lease-duration-supported): ", stdout);
if ((attr = ippFindAttribute(request, "notify-lease-duration-supported",
IPP_TAG_ZERO)) == NULL)
{
puts("FAIL (not found)");
status = 1;
}
else if (attr->value_tag != IPP_TAG_RANGE)
{
printf("FAIL (wrong type - %s)\n", ippTagString(attr->value_tag));
status = 1;
}
else if (attr->num_values != 2)
{
printf("FAIL (wrong count - %d)\n", attr->num_values);
status = 1;
}
else if (attr->values[0].range.lower != 1 ||
attr->values[0].range.upper != 1 ||
attr->values[1].range.lower != 16 ||
attr->values[1].range.upper != 32)
{
printf("FAIL (wrong values - %d,%d and %d,%d)\n",
attr->values[0].range.lower,
attr->values[0].range.upper,
attr->values[1].range.lower,
attr->values[1].range.upper);
status = 1;
}
else
puts("PASS");
ippDelete(request);
#ifdef DEBUG
/*
* Test that private option array is sorted...
*/
fputs("_ippCheckOptions: ", stdout);
if ((name = _ippCheckOptions()) == NULL)
puts("PASS");
else
{
printf("FAIL (\"%s\" out of order)\n", name);
status = 1;
}
#endif /* DEBUG */
/*
* Test _ippFindOption() private API...
*/
fputs("_ippFindOption(\"printer-type\"): ", stdout);
if (_ippFindOption("printer-type"))
puts("PASS");
else
{
puts("FAIL");
status = 1;
}
/*
* Summarize...
*/
putchar('\n');
if (status)
puts("Core IPP tests failed.");
else
puts("Core IPP tests passed.");
}
else
{
/*
* Read IPP files...
*/
for (i = 1; i < (size_t)argc; i ++)
{
if ((fp = cupsFileOpen(argv[i], "r")) == NULL)
{
printf("Unable to open \"%s\" - %s\n", argv[i], strerror(errno));
status = 1;
continue;
}
request = ippNew();
while ((state = ippReadIO(fp, (ipp_iocb_t)cupsFileRead, 1, NULL,
request)) == IPP_STATE_ATTRIBUTE);
if (state != IPP_STATE_DATA)
{
printf("Error reading IPP message from \"%s\"!\n", argv[i]);
status = 1;
}
else
{
printf("\n%s:\n", argv[i]);
print_attributes(request, 4);
}
ippDelete(request);
cupsFileClose(fp);
}
}
return (status);
}
ipp_state_t
ippReadIO(void *src,
ipp_iocb_t cb,
int blocking,
ipp_t *parent,
ipp_t *ipp)
{
int n;
unsigned char *buffer,
string[IPP_MAX_NAME],
*bufptr;
ipp_attribute_t *attr;
ipp_tag_t tag;
ipp_tag_t value_tag;
ipp_value_t *value;
if (!src || !ipp)
return (IPP_ERROR);
if ((buffer = ipp_buffer_get()) == NULL)
{
return (IPP_ERROR);
}
switch (ipp->state)
{
case IPP_IDLE :
ipp->state = (ipp_state_t)(ipp->state+1);
case IPP_HEADER :
if (parent == NULL)
{
if ((*cb)(src, buffer, 8) < 8)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
ipp->request.any.version[0] = buffer[0];
ipp->request.any.version[1] = buffer[1];
ipp->request.any.op_status = (buffer[2] << 8) | buffer[3];
ipp->request.any.request_id = (((((buffer[4] << 8) | buffer[5]) << 8) |
buffer[6]) << 8) | buffer[7];
}
ipp->state = IPP_ATTRIBUTE;
ipp->current = NULL;
ipp->curtag = IPP_TAG_ZERO;
ipp->prev = ipp->last;
if (!blocking)
break;
case IPP_ATTRIBUTE :
for (;;)
{
if ((*cb)(src, buffer, 1) < 1)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
tag = (ipp_tag_t)buffer[0];
if (tag == IPP_TAG_END)
{
ipp->state = IPP_DATA;
break;
}
else if (tag < IPP_TAG_UNSUPPORTED_VALUE)
{
if (ipp->curtag == tag)
ipp->prev = ippAddSeparator(ipp);
else if (ipp->current)
ipp->prev = ipp->current;
ipp->curtag = tag;
ipp->current = NULL;
continue;
}
if ((*cb)(src, buffer, 2) < 2)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
n = (buffer[0] << 8) | buffer[1];
if (n >= IPP_BUF_SIZE)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if (n == 0 && tag != IPP_TAG_MEMBERNAME &&
tag != IPP_TAG_END_COLLECTION)
{
if (ipp->current == NULL)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
attr = ipp->current;
value_tag = (ipp_tag_t)(attr->value_tag & IPP_TAG_MASK);
if (value_tag == IPP_TAG_ZERO)
{
attr->value_tag = tag;
}
else if (value_tag == IPP_TAG_TEXTLANG ||
value_tag == IPP_TAG_NAMELANG ||
(value_tag >= IPP_TAG_TEXT &&
value_tag <= IPP_TAG_MIMETYPE))
{
if (tag != IPP_TAG_TEXTLANG && tag != IPP_TAG_NAMELANG &&
(tag < IPP_TAG_TEXT || tag > IPP_TAG_MIMETYPE) &&
tag != IPP_TAG_NOVALUE)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
}
else if (value_tag != tag)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if (attr->num_values == 1 ||
(attr->num_values > 0 &&
(attr->num_values & (IPP_MAX_VALUES - 1)) == 0))
{
ipp_attribute_t *temp;
if ((temp = (ipp_attribute_t *)realloc(attr, sizeof(ipp_attribute_t) +
(attr->num_values + IPP_MAX_VALUES - 1) *
sizeof(ipp_value_t))) == NULL)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if (temp != attr)
{
if (ipp->prev)
ipp->prev->next = temp;
else
ipp->attrs = temp;
attr = ipp->current = ipp->last = temp;
}
}
}
else if (tag == IPP_TAG_MEMBERNAME)
{
if (n)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if (ipp->current)
ipp->prev = ipp->current;
attr = ipp->current = _ippAddAttr(ipp, 1);
attr->group_tag = ipp->curtag;
attr->value_tag = IPP_TAG_ZERO;
attr->num_values = 0;
}
else if (tag != IPP_TAG_END_COLLECTION)
{
if ((*cb)(src, buffer, n) < n)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
buffer[n] = '\0';
if (ipp->current)
ipp->prev = ipp->current;
if ((attr = ipp->current = _ippAddAttr(ipp, 1)) == NULL)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
attr->group_tag = ipp->curtag;
attr->value_tag = tag;
attr->name = stralloc((char *)buffer);
attr->num_values = 0;
}
else
attr = NULL;
if (tag != IPP_TAG_END_COLLECTION)
value = attr->values + attr->num_values;
else
value = NULL;
if ((*cb)(src, buffer, 2) < 2)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
n = (buffer[0] << 8) | buffer[1];
switch (tag)
{
case IPP_TAG_INTEGER :
case IPP_TAG_ENUM :
if (n != 4)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if ((*cb)(src, buffer, 4) < 4)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
n = (((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) |
buffer[3];
value->integer = n;
break;
case IPP_TAG_BOOLEAN :
if (n != 1)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if ((*cb)(src, buffer, 1) < 1)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
value->boolean = buffer[0];
break;
case IPP_TAG_NOVALUE :
case IPP_TAG_NOTSETTABLE :
case IPP_TAG_DELETEATTR :
case IPP_TAG_ADMINDEFINE :
if (attr->value_tag == tag)
{
if (n == 0)
break;
attr->value_tag = IPP_TAG_TEXT;
}
case IPP_TAG_TEXT :
case IPP_TAG_NAME :
case IPP_TAG_KEYWORD :
case IPP_TAG_URI :
case IPP_TAG_URISCHEME :
case IPP_TAG_CHARSET :
case IPP_TAG_LANGUAGE :
case IPP_TAG_MIMETYPE :
if (n >= IPP_BUF_SIZE)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if ((*cb)(src, buffer, n) < n)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
buffer[n] = '\0';
value->string.text = stralloc((char *)buffer);
break;
case IPP_TAG_DATE :
if (n != 11)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if ((*cb)(src, value->date, 11) < 11)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
break;
case IPP_TAG_RESOLUTION :
if (n != 9)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if ((*cb)(src, buffer, 9) < 9)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
value->resolution.xres =
(((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) |
buffer[3];
value->resolution.yres =
(((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) |
buffer[7];
value->resolution.units =
(ipp_res_t)buffer[8];
break;
case IPP_TAG_RANGE :
if (n != 8)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if ((*cb)(src, buffer, 8) < 8)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
value->range.lower =
(((((buffer[0] << 8) | buffer[1]) << 8) | buffer[2]) << 8) |
buffer[3];
value->range.upper =
(((((buffer[4] << 8) | buffer[5]) << 8) | buffer[6]) << 8) |
buffer[7];
break;
case IPP_TAG_TEXTLANG :
case IPP_TAG_NAMELANG :
if (n >= IPP_BUF_SIZE || n < 4)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if ((*cb)(src, buffer, n) < n)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
bufptr = buffer;
n = (bufptr[0] << 8) | bufptr[1];
if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE) ||
n >= sizeof(string))
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
memcpy(string, bufptr + 2, n);
string[n] = '\0';
value->string.charset = stralloc((char *)string);
bufptr += 2 + n;
n = (bufptr[0] << 8) | bufptr[1];
if ((bufptr + 2 + n) >= (buffer + IPP_BUF_SIZE))
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
bufptr[2 + n] = '\0';
value->string.text = stralloc((char *)bufptr + 2);
break;
case IPP_TAG_BEGIN_COLLECTION :
value->collection = ippNew();
if (n > 0)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if (ippReadIO(src, cb, 1, ipp, value->collection) == IPP_ERROR)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
break;
case IPP_TAG_END_COLLECTION :
ipp_buffer_release(buffer);
if (n > 0)
{
return (IPP_ERROR);
}
return (ipp->state = IPP_DATA);
case IPP_TAG_MEMBERNAME :
if (n >= IPP_BUF_SIZE)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if ((*cb)(src, buffer, n) < n)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
buffer[n] = '\0';
attr->name = stralloc((char *)buffer);
attr->num_values --;
break;
default :
if (n > IPP_MAX_LENGTH)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if (!value)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
value->unknown.length = n;
if (n > 0)
{
if ((value->unknown.data = malloc(n)) == NULL)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
if ((*cb)(src,(ipp_uchar_t *)value->unknown.data, n) < n)
{
ipp_buffer_release(buffer);
return (IPP_ERROR);
}
}
else
value->unknown.data = NULL;
break;
}
attr->num_values ++;
if (!blocking)
break;
}
break;
case IPP_DATA :
break;
default :
break;
}
ipp_buffer_release(buffer);
return (ipp->state);
}
ipp_state_t
ippReadFile(int fd,
ipp_t *ipp)
{
return (ippReadIO(&fd, (ipp_iocb_t)ipp_read_file, 1, NULL, ipp));
}
