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[freetype2] parthw-cleaned bf134b8 2/3: [gf] Improve error handling and
From: |
Parth Wazurkar |
Subject: |
[freetype2] parthw-cleaned bf134b8 2/3: [gf] Improve error handling and minor fixes. |
Date: |
Sat, 7 Jul 2018 13:09:13 -0400 (EDT) |
branch: parthw-cleaned
commit bf134b83055b6740026776c803a86ef075ca4c36
Author: Parth Wazurkar <address@hidden>
Commit: Parth Wazurkar <address@hidden>
[gf] Improve error handling and minor fixes.
* src/gf/gflib.c : Use `Unknown_File_Format' instead
of `Invalid_File_Format'.
---
src/gf/gflib.c | 33 +++++++++++++++++----------------
1 file changed, 17 insertions(+), 16 deletions(-)
diff --git a/src/gf/gflib.c b/src/gf/gflib.c
index c97c190..ff6fe90 100644
--- a/src/gf/gflib.c
+++ b/src/gf/gflib.c
@@ -160,6 +160,7 @@ unsigned char bit_table[] = {
return -1;
}
+ /* allocate and build bitmap */
if ((bm->bitmap = (unsigned char*)malloc(h*((w+7)/8))) == NULL)
{
error = FT_THROW( Invalid_File_Format );
@@ -167,7 +168,7 @@ unsigned char bit_table[] = {
}
memset(bm->bitmap, 0, h*((w+7)/8));
- bm->raster = (w+7)/8;
+ bm->raster = (FT_UInt)(w+7)/8;
bm->bbx_width = w;
bm->bbx_height = h;
bm->off_x = -min_m;
@@ -278,7 +279,7 @@ unsigned char bit_table[] = {
INT4 min_m, max_m, min_n, max_n;
INT4 w;
UINT4 code;
- double dx, dy;
+ FT_UInt dx, dy;
long ptr_post, ptr_p, ptr, optr;
int bc, ec, nchars, i;
FT_Error error = FT_Err_Ok;
@@ -309,11 +310,11 @@ unsigned char bit_table[] = {
if (d != GF_ID)
{
FT_ERROR(( "gf_load_font: missing GF_ID(131) field\n" ));
- error = FT_THROW( Invalid_File_Format );
+ error = FT_THROW( Unknown_File_Format );
goto Exit;
}
- FT_TRACE2(( "gf_load_font: GF_ID(131) found " ));
+ FT_TRACE2(( "gf_load_font: GF_ID(131) found\n" ));
/* fseek(fp, -6, SEEK_CUR); */
if(FT_STREAM_SEEK( stream->pos -6 ))
@@ -323,7 +324,7 @@ unsigned char bit_table[] = {
if (READ_UINT1( stream ) != GF_POST_POST)
{
FT_ERROR(( "gf_load_font: missing GF_POST_POST(249) field\n" ));
- error = FT_THROW( Invalid_File_Format );
+ error = FT_THROW( Unknown_File_Format );
goto Exit;
}
@@ -336,7 +337,7 @@ unsigned char bit_table[] = {
if (ptr_post == -1)
{
FT_ERROR(( "gf_load_font: invalid postamble pointer\n" ));
- error = FT_THROW( Invalid_File_Format );
+ error = FT_THROW( Unknown_File_Format );
goto Exit;
}
@@ -348,10 +349,10 @@ unsigned char bit_table[] = {
if (READ_UINT1( stream ) != GF_POST)
{
FT_ERROR(( "gf_load_font: missing GF_POST(248) field\n" ));
- error = FT_THROW( Invalid_File_Format );
+ error = FT_THROW( Unknown_File_Format );
goto Exit;
}
- FT_TRACE2(( "gf_load_font: GF Postamble found\n" ));FT_TRACE2((
"gf_load_font: GF Postamble found\n" ));
+ FT_TRACE2(( "gf_load_font: GF Postamble found\n" ));
if(FT_READ_ULONG( ptr_p ))
goto Exit;
@@ -427,9 +428,9 @@ unsigned char bit_table[] = {
for (i = 0; i < nchars; i++)
go->bm_table[i].bitmap = NULL;
- go->ds = (double)ds/(1<<20);
- go->hppp = (double)hppp/(1<<16);
- go->vppp = (double)vppp/(1<<16);
+ go->ds = (FT_UInt)ds/(1<<20);
+ go->hppp = (FT_UInt)hppp/(1<<16);
+ go->vppp = (FT_UInt)vppp/(1<<16);
go->font_bbx_w = max_m - min_m;
go->font_bbx_h = max_n - min_n;
go->font_bbx_xoff = min_m;
@@ -450,21 +451,21 @@ unsigned char bit_table[] = {
{
case GF_CHAR_LOC:
code = READ_UINT1( stream );
- dx = (double)READ_INT4( stream )/(double)(1<<16);
- dy = (double)READ_INT4( stream )/(double)(1<<16);
+ dx = (FT_UInt)READ_INT4( stream )/(FT_UInt)(1<<16);
+ dy = (FT_UInt)READ_INT4( stream )/(FT_UInt)(1<<16);
w = READ_INT4( stream );
ptr = READ_INT4( stream );
break;
case GF_CHAR_LOC0:
code = READ_UINT1( stream );
- dx = (double)READ_INT1( stream );
- dy = (double)0;
+ dx = (FT_UInt)READ_INT1( stream );
+ dy = (FT_UInt)0;
w = READ_INT4( stream );
ptr = READ_INT4( stream );
break;
default:
FT_ERROR(( "gf_load_font: missing character locators in postamble\n"
));
- error = FT_THROW( Invalid_File_Format );
+ error = FT_THROW( Unknown_File_Format );
goto Exit;
}
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