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path: root/lpg/libqr/data-parse.c
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Diffstat (limited to 'lpg/libqr/data-parse.c')
-rw-r--r--lpg/libqr/data-parse.c52
1 files changed, 26 insertions, 26 deletions
diff --git a/lpg/libqr/data-parse.c b/lpg/libqr/data-parse.c
index 9129ed7..d497bdf 100644
--- a/lpg/libqr/data-parse.c
+++ b/lpg/libqr/data-parse.c
@@ -3,18 +3,18 @@
#include <stdlib.h>
#include <qr/data.h>
-#include "bitstream.h"
+#include "qr-bitstream.h"
#include "data-common.h"
-static enum qr_data_type read_data_type(struct bitstream * stream)
+static enum qr_data_type read_data_type(struct qr_bitstream * stream)
{
const size_t length = 4;
unsigned int type;
- if (bitstream_remaining(stream) < length)
+ if (qr_bitstream_remaining(stream) < length)
return QR_DATA_INVALID;
- type = bitstream_read(stream, length);
+ type = qr_bitstream_read(stream, length);
assert(type < 16);
return QR_TYPE_CODES[type];
@@ -24,7 +24,7 @@ static enum qr_data_type parse_numeric(const struct qr_data * data,
char ** output,
size_t * length)
{
- struct bitstream * stream;
+ struct qr_bitstream * stream;
size_t field_len, bits;
unsigned int digits;
unsigned int chunk;
@@ -34,10 +34,10 @@ static enum qr_data_type parse_numeric(const struct qr_data * data,
buffer = 0;
field_len = get_size_field_length(data->format, QR_DATA_NUMERIC);
- if (bitstream_remaining(stream) < field_len)
+ if (qr_bitstream_remaining(stream) < field_len)
goto invalid;
- digits = bitstream_read(stream, field_len);
+ digits = qr_bitstream_read(stream, field_len);
bits = (digits / 3) * 10;
if (digits % 3 == 1)
@@ -45,7 +45,7 @@ static enum qr_data_type parse_numeric(const struct qr_data * data,
else if (digits % 3 == 2)
bits += 7;
- if (bitstream_remaining(stream) < bits)
+ if (qr_bitstream_remaining(stream) < bits)
goto invalid;
buffer = malloc(digits + 1);
@@ -55,7 +55,7 @@ static enum qr_data_type parse_numeric(const struct qr_data * data,
p = buffer;
for (; bits >= 10; bits -= 10) {
- chunk = bitstream_read(stream, 10);
+ chunk = qr_bitstream_read(stream, 10);
if (chunk >= 1000)
goto invalid;
sprintf(p, "%03u", chunk);
@@ -63,7 +63,7 @@ static enum qr_data_type parse_numeric(const struct qr_data * data,
}
if (bits > 0) {
- chunk = bitstream_read(stream, bits);
+ chunk = qr_bitstream_read(stream, bits);
if (chunk >= (bits >= 7 ? 100 : 10))
goto invalid;
sprintf(p, "%0*u", bits >= 7 ? 2 : 1, chunk);
@@ -84,7 +84,7 @@ static enum qr_data_type parse_alpha(const struct qr_data * data,
{
static const char charset[45] =
"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ $%*+-./:";
- struct bitstream * stream;
+ struct qr_bitstream * stream;
size_t field_len, bits;
unsigned int chars;
unsigned int chunk;
@@ -94,16 +94,16 @@ static enum qr_data_type parse_alpha(const struct qr_data * data,
buffer = 0;
field_len = get_size_field_length(data->format, QR_DATA_ALPHA);
- if (bitstream_remaining(stream) < field_len)
+ if (qr_bitstream_remaining(stream) < field_len)
goto invalid;
- chars = bitstream_read(stream, field_len);
+ chars = qr_bitstream_read(stream, field_len);
bits = (chars / 2) * 11;
if (chars % 2 == 1)
bits += 6;
- if (bitstream_remaining(stream) < bits)
+ if (qr_bitstream_remaining(stream) < bits)
goto invalid;
buffer = malloc(chars + 1);
@@ -114,7 +114,7 @@ static enum qr_data_type parse_alpha(const struct qr_data * data,
for (; bits >= 11; bits -= 11) {
unsigned int c1, c2;
- chunk = bitstream_read(stream, 11);
+ chunk = qr_bitstream_read(stream, 11);
c1 = chunk / 45;
c2 = chunk % 45;
if (c1 >= 45)
@@ -124,7 +124,7 @@ static enum qr_data_type parse_alpha(const struct qr_data * data,
}
if (bits > 0) {
- chunk = bitstream_read(stream, bits);
+ chunk = qr_bitstream_read(stream, bits);
if (chunk >= 45)
goto invalid;
*p = charset[chunk];
@@ -143,7 +143,7 @@ static enum qr_data_type parse_8bit(const struct qr_data * data,
char ** output,
size_t * length)
{
- struct bitstream * stream;
+ struct qr_bitstream * stream;
size_t field_len;
unsigned int bytes;
char * p;
@@ -151,12 +151,12 @@ static enum qr_data_type parse_8bit(const struct qr_data * data,
stream = data->bits;
field_len = get_size_field_length(data->format, QR_DATA_8BIT);
- if (bitstream_remaining(stream) < field_len)
+ if (qr_bitstream_remaining(stream) < field_len)
return QR_DATA_INVALID;
- bytes = bitstream_read(stream, field_len);
+ bytes = qr_bitstream_read(stream, field_len);
- if (bitstream_remaining(stream) < bytes * 8)
+ if (qr_bitstream_remaining(stream) < bytes * 8)
return QR_DATA_INVALID;
*output = malloc(bytes + 1);
@@ -167,7 +167,7 @@ static enum qr_data_type parse_8bit(const struct qr_data * data,
*length = bytes;
while (bytes-- > 0)
- *p++ = bitstream_read(stream, 8);
+ *p++ = qr_bitstream_read(stream, 8);
*p = '\0';
@@ -183,7 +183,7 @@ static enum qr_data_type parse_kanji(const struct qr_data * data,
enum qr_data_type qr_get_data_type(const struct qr_data * data)
{
- bitstream_seek(data->bits, data->offset);
+ qr_bitstream_seek(data->bits, data->offset);
return read_data_type(data->bits);
}
@@ -192,7 +192,7 @@ int qr_get_data_length(const struct qr_data * data)
size_t field_len;
enum qr_data_type type;
- bitstream_seek(data->bits, data->offset);
+ qr_bitstream_seek(data->bits, data->offset);
type = read_data_type(data->bits);
@@ -208,17 +208,17 @@ int qr_get_data_length(const struct qr_data * data)
return -1;
}
- if (bitstream_remaining(data->bits) < field_len)
+ if (qr_bitstream_remaining(data->bits) < field_len)
return -1;
- return (int) bitstream_read(data->bits, field_len);
+ return (int) qr_bitstream_read(data->bits, field_len);
}
enum qr_data_type qr_parse_data(const struct qr_data * input,
char ** output,
size_t * length)
{
- bitstream_seek(input->bits, input->offset);
+ qr_bitstream_seek(input->bits, input->offset);
switch (read_data_type(input->bits)) {
case QR_DATA_NUMERIC:
generated by cgit v1.2.3-70-g09d2 (git 2.47.1) at 2025-01-31 04:34:31 +0000