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iconv conversion code

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This commit is contained in:
brianb
2004-11-26 05:22:52 +00:00
parent 18b23bbd65
commit 34a9eac4ea
13 changed files with 121 additions and 26 deletions
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2
src/gmdb2/gladefiles/gmdb-schema.glade
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@@ -239,7 +239,7 @@
<property name="editable">False</property>
<property name="visibility">True</property>
<property name="max_length">0</property>
<property name="text" translatable="yes"></property>
<property name="text" translatable="yes">Access</property>
<property name="has_frame">True</property>
<property name="invisible_char" translatable="yes">*</property>
<property name="activates_default">False</property>

2
src/gmdb2/table_def.c
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@@ -56,7 +56,7 @@ GtkStyle *style;
/* do we have an active window for this object? if so raise it */
for (i=0;i<g_list_length(window_list);i++) {
defw = g_list_nth_data(window_list, i);
if (!strcmp(defw->table_name, entry->object_name)) {
if (!strcmp(defw->table_name, entry->object_name) && entry->object_type == MDB_TABLE) {
gdk_window_raise (defw->window->window);
return defw->window;
}

4
src/libmdb/data.c
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@@ -638,7 +638,7 @@ static char *mdb_memo_to_string(MdbHandle *mdb, int start, int size)
strncpy(text, buf + row_start, len);
text[len]='\0';
} else {
mdb_unicode2ascii(mdb, buf, row_start, len, text);
mdb_unicode2ascii(mdb, buf, row_start, len, text, MDB_BIND_SIZE);
}
return text;
} else { /* if (memo_flags == 0x0000) { */
@@ -749,7 +749,7 @@ char *mdb_col_to_string(MdbHandle *mdb, unsigned char *buf, int start, int datat
}
fprintf(stdout, "\n");
*/
mdb_unicode2ascii(mdb, mdb->pg_buf, start, size, text);
mdb_unicode2ascii(mdb, mdb->pg_buf, start, size, text, MDB_BIND_SIZE);
} else {
strncpy(text, &buf[start], size);
text[size]='\0';

5
src/libmdb/file.c
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@@ -153,6 +153,7 @@ MdbHandle *mdb_open(char *filename, MdbFileFlags flags)
mdb_close(mdb);
return NULL;
}
mdb_iconv_init(mdb);
return mdb;
}
@@ -182,6 +183,8 @@ mdb_close(MdbHandle *mdb)
}
}
mdb_iconv_close(mdb);
g_free(mdb);
}
/**
@@ -211,6 +214,8 @@ MdbHandle *mdb_clone_handle(MdbHandle *mdb)
if (mdb->f) {
mdb->f->refs++;
}
mdb_iconv_init(mdb);
return newmdb;
}

83
src/libmdb/iconv.c
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@@ -24,14 +24,37 @@
#endif
int
mdb_unicode2ascii(MdbHandle *mdb, unsigned char *buf, int offset, unsigned int len, char *dest)
mdb_unicode2ascii(MdbHandle *mdb, unsigned char *buf, int offset, unsigned int len, char *dest, unsigned int dest_sz)
{
unsigned int i;
unsigned int i, ret;
int len_in, len_out;
char *in_ptr, *out_ptr;
in_ptr = &buf[offset];
out_ptr = dest;
len_in = len;
len_out = dest_sz;
if (buf[offset]==0xff && buf[offset+1]==0xfe) {
strncpy(dest, &buf[offset+2], len-2);
dest[len-2]='\0';
len_in -= 2;
in_ptr = &buf[offset+2];
ret = iconv(mdb->iconv_compress, &in_ptr, &len_in, &out_ptr, &len_out);
dest[dest_sz - len_out]='\0';
return dest_sz - len_out;
//strncpy(dest, &buf[offset+2], len-2);
//dest[len-2]='\0';
} else {
#ifdef HAVE_ICONV
if (mdb->iconv_in) {
//printf("1 len_in %d len_out %d\n",len_in, len_out);
ret = iconv(mdb->iconv_in, &in_ptr, &len_in, &out_ptr, &len_out);
//printf("2 len_in %d len_out %d\n",len_in, len_out);
dest[dest_sz - len_out]='\0';
//printf("dest %s\n",dest);
return dest_sz - len_out;
}
#endif
/* convert unicode to ascii, rather sloppily */
for (i=0;i<len;i+=2)
dest[i/2] = buf[offset + i];
@@ -41,11 +64,29 @@ mdb_unicode2ascii(MdbHandle *mdb, unsigned char *buf, int offset, unsigned int l
}
int
mdb_ascii2unicode(MdbHandle *mdb, unsigned char *buf, int offset, unsigned int len, char *dest)
mdb_ascii2unicode(MdbHandle *mdb, unsigned char *buf, int offset, unsigned int len, char *dest, unsigned int dest_sz)
{
unsigned int i = 0;
unsigned int i = 0, ret;
size_t len_in, len_out, len_orig;
char *in_ptr, *out_ptr;
if (!buf) return 0;
in_ptr = &buf[offset];
out_ptr = dest;
len_orig = strlen(in_ptr);
len_in = len_orig;
len_out = dest_sz;
if (!buf) return 0;
#ifdef HAVE_ICONV
if (mdb->iconv_out) {
ret = iconv(mdb->iconv_out, &in_ptr, &len_in, &out_ptr, &len_out);
//printf("len_in %d len_out %d\n",len_in, len_out);
dest[dest_sz - len_out]='\0';
dest[dest_sz - len_out + 1]='\0';
return dest_sz - len_out;
}
#endif
if (IS_JET3(mdb)) {
strncpy(dest, &buf[offset], len);
@@ -61,3 +102,31 @@ mdb_ascii2unicode(MdbHandle *mdb, unsigned char *buf, int offset, unsigned int l
return (i*2);
}
void mdb_iconv_init(MdbHandle *mdb)
{
char *iconv_code;
/* check environment variable */
if (!(iconv_code=(char *)getenv("MDB_ICONV"))) {
iconv_code="UTF-8";
}
#ifdef HAVE_ICONV
if (IS_JET4(mdb)) {
mdb->iconv_out = iconv_open("UCS-2LE", iconv_code);
mdb->iconv_in = iconv_open(iconv_code, "UCS-2LE");
mdb->iconv_compress = iconv_open(iconv_code, "ISO8859-1");
} else {
/* XXX - need to determine character set from file */
mdb->iconv_out = iconv_open("ISO8859-1", iconv_code);
mdb->iconv_in = iconv_open(iconv_code, "ISO8859-1");
}
#endif
}
void mdb_iconv_close(MdbHandle *mdb)
{
#ifdef HAVE_ICONV
if (mdb->iconv_out != -1) iconv_close(mdb->iconv_out);
if (mdb->iconv_in != -1) iconv_close(mdb->iconv_in);
#endif
}

2
src/libmdb/index.c
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@@ -107,7 +107,7 @@ mdb_read_indices(MdbTableDef *table)
tmpbuf = g_malloc(name_sz);
read_pg_if_n(mdb, tmpbuf, &cur_pos, name_sz);
cur_pos += name_sz;
mdb_unicode2ascii(mdb, tmpbuf, 0, name_sz, pidx->name);
mdb_unicode2ascii(mdb, tmpbuf, 0, name_sz, pidx->name, name_sz);
g_free(tmpbuf);
} else {
read_pg_if(mdb, &cur_pos, 0);

1
src/libmdb/options.c
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@@ -61,6 +61,7 @@ load_options()
opt = strtok(s, ":");
do {
if (!strcmp(opt, "use_index")) opts |= MDB_USE_INDEX;
if (!strcmp(opt, "no_memo")) opts |= MDB_NO_MEMO;
if (!strcmp(opt, "debug_like")) opts |= MDB_DEBUG_LIKE;
if (!strcmp(opt, "debug_write")) opts |= MDB_DEBUG_WRITE;
if (!strcmp(opt, "debug_usage")) opts |= MDB_DEBUG_USAGE;

2
src/libmdb/sargs.c
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@@ -155,7 +155,7 @@ int lastchar;
break;
case MDB_TEXT:
if (IS_JET4(mdb)) {
mdb_unicode2ascii(mdb, field->value, 0, field->siz, tmpbuf);
mdb_unicode2ascii(mdb, field->value, 0, field->siz, tmpbuf, 256);
} else {
strncpy(tmpbuf, field->value, 255);
lastchar = field->siz > 255 ? 255 : field->siz;

2
src/libmdb/table.c
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@@ -274,7 +274,7 @@ GPtrArray *mdb_read_columns(MdbTableDef *table)
cur_pos += 2;
tmp_buf = (char *) g_malloc(name_sz);
read_pg_if_n(mdb, tmp_buf, &cur_pos, name_sz);
mdb_unicode2ascii(mdb, tmp_buf, 0, name_sz, pcol->name);
mdb_unicode2ascii(mdb, tmp_buf, 0, name_sz, pcol->name, name_sz);
g_free(tmp_buf);
cur_pos += name_sz;
} else if (IS_JET3(mdb)) {

8
src/sql/mdbsql.c
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@@ -540,7 +540,7 @@ void mdb_sql_listtables(MdbSQL *sql)
entry = g_ptr_array_index (mdb->catalog, i);
if (mdb_is_user_table(entry)) {
//col = g_ptr_array_index(table->columns,0);
tmpsiz = mdb_ascii2unicode(mdb, entry->object_name, 0, 100, tmpstr);
tmpsiz = mdb_ascii2unicode(mdb, entry->object_name, 0, strlen(entry->object_name), tmpstr, 100);
mdb_fill_temp_field(&fields[0],tmpstr, tmpsiz, 0,0,0,0);
row_size = mdb_pack_row(ttable, row_buffer, 1, fields);
mdb_add_row_to_pg(ttable,row_buffer, row_size);
@@ -605,15 +605,15 @@ void mdb_sql_describe_table(MdbSQL *sql)
for (i=0;i<table->num_cols;i++) {
col = g_ptr_array_index(table->columns,i);
tmpsiz = mdb_ascii2unicode(mdb, col->name, 0, 100, col_name);
tmpsiz = mdb_ascii2unicode(mdb, col->name, 0, strlen(col->name), col_name, 100);
mdb_fill_temp_field(&fields[0],col_name, tmpsiz, 0,0,0,0);
strcpy(tmpstr, mdb_get_coltype_string(mdb->default_backend, col->col_type));
tmpsiz = mdb_ascii2unicode(mdb, tmpstr, 0, 100, col_type);
tmpsiz = mdb_ascii2unicode(mdb, tmpstr, 0, strlen(col->name), col_type, 100);
mdb_fill_temp_field(&fields[1],col_type, tmpsiz, 0,0,0,1);
sprintf(tmpstr,"%d",col->col_size);
tmpsiz = mdb_ascii2unicode(mdb, tmpstr, 0, 100, col_size);
tmpsiz = mdb_ascii2unicode(mdb, tmpstr, 0, strlen(tmpstr), col_size, 100);
mdb_fill_temp_field(&fields[2],col_size, tmpsiz, 0,0,0,2);
row_size = mdb_pack_row(ttable, row_buffer, 3, fields);

9
src/util/mdb-prop.c
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@@ -21,7 +21,7 @@
#include "mdbtools.h"
#define MSYSOBJECTS "MSysObjects"
#define LVPROP "LvProp"
#define LVPROP "Lv"
#undef MDB_DEBUG
//#define MDB_DEBUG 1
@@ -60,7 +60,7 @@ main(int argc, char **argv)
mdb_read_columns(table);
mdb_rewind_table(table);
col_num = mdb_bind_column_by_name(table, LVPROP, buf);
col_num = mdb_bind_column_by_name(table, argv[optind+2], buf);
mdb_bind_len(table, col_num, &len);
mdb_bind_column_by_name(table, "Name", name);
@@ -68,6 +68,7 @@ main(int argc, char **argv)
if (!strcmp(name, argv[optind+1])) {
memcpy(kkd_ptr, buf, MDB_MEMO_OVERHEAD);
col=g_ptr_array_index(table->columns,col_num - 1);
/*
len = mdb_ole_read(mdb, col, kkd_ptr, MDB_BIND_SIZE);
memcpy(kkd_pg, buf, len);
pos = len;
@@ -75,8 +76,10 @@ main(int argc, char **argv)
memcpy(&kkd_pg[pos], buf, len);
pos += len;
}
*/
len = pos;
dump_kkd(kkd_pg, len);
buffer_dump(buf, 0, MDB_MEMO_OVERHEAD);
//dump_kkd(kkd_pg, len);
}
}