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Diffstat (limited to 'pdf/pdf_cmap_parse.c')
-rw-r--r--pdf/pdf_cmap_parse.c130
1 files changed, 65 insertions, 65 deletions
diff --git a/pdf/pdf_cmap_parse.c b/pdf/pdf_cmap_parse.c
index fb37c4a9..5c21393e 100644
--- a/pdf/pdf_cmap_parse.c
+++ b/pdf/pdf_cmap_parse.c
@@ -49,14 +49,14 @@ pdf_code_from_string(char *buf, int len)
}
static int
-pdf_lex_cmap(fz_stream *file, char *buf, int n, int *sl)
+pdf_lex_cmap(fz_stream *file, pdf_lexbuf *buf)
{
- int tok = pdf_lex(file, buf, n, sl);
+ int tok = pdf_lex(file, buf);
/* RJW: Lost debugging here: "cannot parse cmap token" */
if (tok == PDF_TOK_KEYWORD)
- tok = pdf_cmap_token_from_keyword(buf);
+ tok = pdf_cmap_token_from_keyword(buf->scratch);
return tok;
}
@@ -64,15 +64,15 @@ pdf_lex_cmap(fz_stream *file, char *buf, int n, int *sl)
static void
pdf_parse_cmap_name(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
{
- char buf[256];
+ pdf_lexbuf buf;
int tok;
- int len;
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ buf.size = PDF_LEXBUF_SMALL;
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: Lost debugging: "syntaxerror in cmap" */
if (tok == PDF_TOK_NAME)
- fz_strlcpy(cmap->cmap_name, buf, sizeof(cmap->cmap_name));
+ fz_strlcpy(cmap->cmap_name, buf.scratch, sizeof(cmap->cmap_name));
else
fz_warn(ctx, "expected name after CMapName in cmap");
}
@@ -80,15 +80,15 @@ pdf_parse_cmap_name(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
static void
pdf_parse_wmode(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
{
- char buf[256];
+ pdf_lexbuf buf;
int tok;
- int len;
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ buf.size = PDF_LEXBUF_SMALL;
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: Lost debugging: "syntaxerror in cmap" */
if (tok == PDF_TOK_INT)
- pdf_set_wmode(ctx, cmap, atoi(buf));
+ pdf_set_wmode(ctx, cmap, buf.i);
else
fz_warn(ctx, "expected integer after WMode in cmap");
}
@@ -96,14 +96,14 @@ pdf_parse_wmode(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
static void
pdf_parse_codespace_range(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
{
- char buf[256];
+ pdf_lexbuf buf;
int tok;
- int len;
int lo, hi;
+ buf.size = PDF_LEXBUF_SMALL;
while (1)
{
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: Lost debugging: "syntaxerror in cmap" */
if (tok == TOK_END_CODESPACE_RANGE)
@@ -111,13 +111,13 @@ pdf_parse_codespace_range(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
else if (tok == PDF_TOK_STRING)
{
- lo = pdf_code_from_string(buf, len);
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ lo = pdf_code_from_string(buf.scratch, buf.len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: Lost debugging: "syntaxerror in cmap" */
if (tok == PDF_TOK_STRING)
{
- hi = pdf_code_from_string(buf, len);
- pdf_add_codespace(ctx, cmap, lo, hi, len);
+ hi = pdf_code_from_string(buf.scratch, buf.len);
+ pdf_add_codespace(ctx, cmap, lo, hi, buf.len);
}
else break;
}
@@ -131,14 +131,14 @@ pdf_parse_codespace_range(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
static void
pdf_parse_cid_range(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
{
- char buf[256];
+ pdf_lexbuf buf;
int tok;
- int len;
int lo, hi, dst;
+ buf.size = PDF_LEXBUF_SMALL;
while (1)
{
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: Lost debugging: "syntaxerror in cmap" */
if (tok == TOK_END_CID_RANGE)
@@ -147,21 +147,21 @@ pdf_parse_cid_range(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
else if (tok != PDF_TOK_STRING)
fz_throw(ctx, "expected string or endcidrange");
- lo = pdf_code_from_string(buf, len);
+ lo = pdf_code_from_string(buf.scratch, buf.len);
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: Lost debugging: "syntaxerror in cmap" */
if (tok != PDF_TOK_STRING)
fz_throw(ctx, "expected string");
- hi = pdf_code_from_string(buf, len);
+ hi = pdf_code_from_string(buf.scratch, buf.len);
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: Lost debugging: "syntaxerror in cmap" */
if (tok != PDF_TOK_INT)
fz_throw(ctx, "expected integer");
- dst = atoi(buf);
+ dst = buf.i;
pdf_map_range_to_range(ctx, cmap, lo, hi, dst);
}
@@ -170,14 +170,14 @@ pdf_parse_cid_range(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
static void
pdf_parse_cid_char(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
{
- char buf[256];
+ pdf_lexbuf buf;
int tok;
- int len;
int src, dst;
+ buf.size = PDF_LEXBUF_SMALL;
while (1)
{
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: "syntaxerror in cmap" */
if (tok == TOK_END_CID_CHAR)
@@ -186,15 +186,15 @@ pdf_parse_cid_char(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
else if (tok != PDF_TOK_STRING)
fz_throw(ctx, "expected string or endcidchar");
- src = pdf_code_from_string(buf, len);
+ src = pdf_code_from_string(buf.scratch, buf.len);
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: "syntaxerror in cmap" */
if (tok != PDF_TOK_INT)
fz_throw(ctx, "expected integer");
- dst = atoi(buf);
+ dst = buf.i;
pdf_map_range_to_range(ctx, cmap, src, src, dst);
}
@@ -203,15 +203,15 @@ pdf_parse_cid_char(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
static void
pdf_parse_bf_range_array(fz_context *ctx, pdf_cmap *cmap, fz_stream *file, int lo, int hi)
{
- char buf[256];
+ pdf_lexbuf buf;
int tok;
- int len;
int dst[256];
int i;
+ buf.size = PDF_LEXBUF_SMALL;
while (1)
{
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: "syntaxerror in cmap" */
if (tok == PDF_TOK_CLOSE_ARRAY)
@@ -221,12 +221,12 @@ pdf_parse_bf_range_array(fz_context *ctx, pdf_cmap *cmap, fz_stream *file, int l
else if (tok != PDF_TOK_STRING)
fz_throw(ctx, "expected string or ]");
- if (len / 2)
+ if (buf.len / 2)
{
- for (i = 0; i < len / 2; i++)
- dst[i] = pdf_code_from_string(buf + i * 2, 2);
+ for (i = 0; i < buf.len / 2; i++)
+ dst[i] = pdf_code_from_string(&buf.scratch[i * 2], 2);
- pdf_map_one_to_many(ctx, cmap, lo, dst, len / 2);
+ pdf_map_one_to_many(ctx, cmap, lo, dst, buf.len / 2);
}
lo ++;
@@ -236,14 +236,14 @@ pdf_parse_bf_range_array(fz_context *ctx, pdf_cmap *cmap, fz_stream *file, int l
static void
pdf_parse_bf_range(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
{
- char buf[256];
+ pdf_lexbuf buf;
int tok;
- int len;
int lo, hi, dst;
+ buf.size = PDF_LEXBUF_SMALL;
while (1)
{
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: "syntaxerror in cmap" */
if (tok == TOK_END_BF_RANGE)
@@ -252,23 +252,23 @@ pdf_parse_bf_range(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
else if (tok != PDF_TOK_STRING)
fz_throw(ctx, "expected string or endbfrange");
- lo = pdf_code_from_string(buf, len);
+ lo = pdf_code_from_string(buf.scratch, buf.len);
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: "syntaxerror in cmap" */
if (tok != PDF_TOK_STRING)
fz_throw(ctx, "expected string");
- hi = pdf_code_from_string(buf, len);
+ hi = pdf_code_from_string(buf.scratch, buf.len);
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: "syntaxerror in cmap" */
if (tok == PDF_TOK_STRING)
{
- if (len == 2)
+ if (buf.len == 2)
{
- dst = pdf_code_from_string(buf, len);
+ dst = pdf_code_from_string(buf.scratch, buf.len);
pdf_map_range_to_range(ctx, cmap, lo, hi, dst);
}
else
@@ -276,10 +276,10 @@ pdf_parse_bf_range(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
int dststr[256];
int i;
- if (len / 2)
+ if (buf.len / 2)
{
- for (i = 0; i < len / 2; i++)
- dststr[i] = pdf_code_from_string(buf + i * 2, 2);
+ for (i = 0; i < buf.len / 2; i++)
+ dststr[i] = pdf_code_from_string(&buf.scratch[i * 2], 2);
while (lo <= hi)
{
@@ -307,16 +307,16 @@ pdf_parse_bf_range(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
static void
pdf_parse_bf_char(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
{
- char buf[256];
+ pdf_lexbuf buf;
int tok;
- int len;
int dst[256];
int src;
int i;
+ buf.size = PDF_LEXBUF_SMALL;
while (1)
{
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: "syntaxerror in cmap" */
if (tok == TOK_END_BF_CHAR)
@@ -325,18 +325,18 @@ pdf_parse_bf_char(fz_context *ctx, pdf_cmap *cmap, fz_stream *file)
else if (tok != PDF_TOK_STRING)
fz_throw(ctx, "expected string or endbfchar");
- src = pdf_code_from_string(buf, len);
+ src = pdf_code_from_string(buf.scratch, buf.len);
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
/* RJW: "syntaxerror in cmap" */
/* Note: does not handle /dstName */
if (tok != PDF_TOK_STRING)
fz_throw(ctx, "expected string");
- if (len / 2)
+ if (buf.len / 2)
{
- for (i = 0; i < len / 2; i++)
- dst[i] = pdf_code_from_string(buf + i * 2, 2);
+ for (i = 0; i < buf.len / 2; i++)
+ dst[i] = pdf_code_from_string(&buf.scratch[i * 2], 2);
pdf_map_one_to_many(ctx, cmap, src, dst, i);
}
}
@@ -347,11 +347,11 @@ pdf_load_cmap(fz_context *ctx, fz_stream *file)
{
pdf_cmap *cmap;
char key[64];
- char buf[256];
+ pdf_lexbuf buf;
int tok;
- int len;
const char *where;
+ buf.size = PDF_LEXBUF_SMALL;
cmap = pdf_new_cmap(ctx);
strcpy(key, ".notdef");
@@ -363,25 +363,25 @@ pdf_load_cmap(fz_context *ctx, fz_stream *file)
while (1)
{
where = "";
- tok = pdf_lex_cmap(file, buf, sizeof buf, &len);
+ tok = pdf_lex_cmap(file, &buf);
if (tok == PDF_TOK_EOF || tok == TOK_END_CMAP)
break;
else if (tok == PDF_TOK_NAME)
{
- if (!strcmp(buf, "CMapName"))
+ if (!strcmp(buf.scratch, "CMapName"))
{
where = " after CMapName";
pdf_parse_cmap_name(ctx, cmap, file);
}
- else if (!strcmp(buf, "WMode"))
+ else if (!strcmp(buf.scratch, "WMode"))
{
where = " after WMode";
pdf_parse_wmode(ctx, cmap, file);
}
else
- fz_strlcpy(key, buf, sizeof key);
+ fz_strlcpy(key, buf.scratch, sizeof key);
}
else if (tok == TOK_USECMAP)
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-11 10:26:27 +0000