ReactOS 0.4.15-dev-5667-ged97270
stream.c File Reference
#include "hhctrl.h"
#include "stream.h"
#include "wine/debug.h"
Include dependency graph for stream.c:

Go to the source code of this file.

Functions

 WINE_DEFAULT_DEBUG_CHANNEL (htmlhelp)
 
void strbuf_init (strbuf_t *buf)
 
void strbuf_zero (strbuf_t *buf)
 
void strbuf_free (strbuf_t *buf)
 
static void strbuf_append (strbuf_t *buf, const char *data, int len)
 
void stream_init (stream_t *stream, IStream *str)
 
static BOOL stream_chr (stream_t *stream, strbuf_t *buf, char c)
 
void get_node_name (strbuf_t *node, strbuf_t *name)
 
BOOL next_content (stream_t *stream, strbuf_t *buf)
 
static BOOL find_node_end (stream_t *stream, strbuf_t *buf)
 
BOOL next_node (stream_t *stream, strbuf_t *buf)
 
const charget_attr (const char *node, const char *name, int *len)
 

Function Documentation

◆ find_node_end()

static BOOL find_node_end ( stream_t stream,
strbuf_t buf 
)
static

Definition at line 113 of file stream.c.

114{
115 int tag_count = 0, b = buf->len;
116 char *p;
117
118 while(1)
119 {
120 if(!stream_chr(stream, buf, '>'))
121 return FALSE;
122 if(buf->len == 0)
123 break;
124 p = &buf->buf[b];
125 while((p = memchr(p+1, '"', buf->len-(p+1-buf->buf))) != NULL)
126 tag_count++;
127 b = buf->len;
128 if(tag_count % 2 != 0)
129 {
130 if(!stream_chr(stream, buf, '"'))
131 return FALSE;
132 tag_count++;
133 }
134 else
135 break;
136 }
137 return TRUE;
138}
#define NULL
Definition: types.h:112
#define TRUE
Definition: types.h:120
#define FALSE
Definition: types.h:117
static BOOL stream_chr(stream_t *stream, strbuf_t *buf, char c)
Definition: stream.c:60
GLboolean GLboolean GLboolean b
Definition: glext.h:6204
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
GLfloat GLfloat p
Definition: glext.h:8902
#define b
Definition: ke_i.h:79
#define memchr(s, c, n)
Definition: mkisofs.h:875
Definition: parse.h:23

Referenced by next_node().

◆ get_attr()

const char * get_attr ( const char node,
const char name,
int len 
)

Definition at line 162 of file stream.c.

163{
164 const char *ptr, *ptr2;
165 int name_len, node_len;
166 char name_buf[32];
167 char *node_buf;
168 int i;
169
170 /* Create a lower case copy of the node */
171 node_len = strlen(node)+1;
172 node_buf = heap_alloc(node_len*sizeof(char));
173 if(!node_buf)
174 return NULL;
175 memcpy(node_buf, node, node_len);
176 for(i=0;i<node_len;i++)
177 node_buf[i] = tolower(node_buf[i]);
178 /* Create a lower case copy of the attribute name (search string) */
179 name_len = strlen(name);
180 memcpy(name_buf, name, name_len);
181 for(i=0;i<name_len;i++)
182 name_buf[i] = tolower(name_buf[i]);
183 name_buf[name_len++] = '=';
184 name_buf[name_len++] = '\"';
185 name_buf[name_len] = 0;
186
187 ptr = strstr(node_buf, name_buf);
188 if(!ptr) {
189 WARN("name not found\n");
190 heap_free(node_buf);
191 return NULL;
192 }
193
194 ptr += name_len;
195 ptr2 = strchr(ptr, '\"');
196 if(!ptr2)
197 {
198 heap_free(node_buf);
199 return NULL;
200 }
201
202 *len = ptr2-ptr;
203 /* Return the pointer offset within the original string */
204 ptr = node+(ptr-node_buf);
205
206 heap_free(node_buf);
207 return ptr;
208}
char * strstr(char *String1, char *String2)
Definition: utclib.c:653
ACPI_SIZE strlen(const char *String)
Definition: utclib.c:269
int tolower(int c)
Definition: utclib.c:902
char * strchr(const char *String, int ch)
Definition: utclib.c:501
static void * heap_alloc(size_t len)
Definition: appwiz.h:65
static BOOL heap_free(void *mem)
Definition: appwiz.h:75
#define WARN(fmt,...)
Definition: debug.h:112
GLenum GLsizei len
Definition: glext.h:6722
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
#define memcpy(s1, s2, n)
Definition: mkisofs.h:878
static PVOID ptr
Definition: dispmode.c:27
Definition: name.c:39
Definition: dlist.c:348

Referenced by parse_index_obj_node_param(), parse_li(), parse_obj_node_param(), and parse_ul().

◆ get_node_name()

void get_node_name ( strbuf_t node,
strbuf_t name 
)

Definition at line 88 of file stream.c.

89{
90 const char *ptr = node->buf+1;
91
93
94 while(*ptr != '>' && !isspace(*ptr))
95 ptr++;
96
97 strbuf_append(name, node->buf+1, ptr-node->buf-1);
98 strbuf_append(name, "", 1);
99}
#define isspace(c)
Definition: acclib.h:69
static void strbuf_append(strbuf_t *buf, const char *data, int len)
Definition: stream.c:43
void strbuf_zero(strbuf_t *buf)
Definition: stream.c:33

Referenced by GetDocumentTitle(), parse_hhc(), parse_hhindex(), parse_index_sitemap_object(), parse_li(), parse_sitemap_object(), parse_ul(), and SearchCHM_File().

◆ next_content()

BOOL next_content ( stream_t stream,
strbuf_t buf 
)

Definition at line 105 of file stream.c.

106{
107 if(!stream_chr(stream, buf, '<'))
108 return FALSE;
109
110 return TRUE;
111}

Referenced by GetDocumentTitle(), and SearchCHM_File().

◆ next_node()

BOOL next_node ( stream_t stream,
strbuf_t buf 
)

Definition at line 140 of file stream.c.

141{
142 /* find the beginning of the next node */
143 if(!stream_chr(stream, NULL, '<'))
144 return FALSE;
145
146 /* read out the data of the next node */
148 return FALSE;
149
150 strbuf_append(buf, ">", 2);
151
152 return TRUE;
153}
static BOOL find_node_end(stream_t *stream, strbuf_t *buf)
Definition: stream.c:113

Referenced by ext4_fs_xattr_iterate(), ext4_xattr_purge_items(), ext4_xattr_remove_item(), free_instr_list(), GetDocumentTitle(), parse_hhc(), parse_hhindex(), parse_index_sitemap_object(), parse_li(), parse_sitemap_object(), parse_ul(), and SearchCHM_File().

◆ strbuf_append()

static void strbuf_append ( strbuf_t buf,
const char data,
int  len 
)
static

Definition at line 43 of file stream.c.

44{
45 if(buf->len+len > buf->size) {
46 buf->size = buf->len+len;
47 buf->buf = heap_realloc(buf->buf, buf->size);
48 }
49
50 memcpy(buf->buf+buf->len, data, len);
51 buf->len += len;
52}
static void * heap_realloc(void *mem, size_t len)
Definition: appwiz.h:70
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: gl.h:1950

Referenced by get_node_name(), next_node(), and stream_chr().

◆ strbuf_free()

void strbuf_free ( strbuf_t buf)

◆ strbuf_init()

void strbuf_init ( strbuf_t buf)

Definition at line 26 of file stream.c.

27{
28 buf->size = 8;
29 buf->len = 0;
30 buf->buf = heap_alloc(buf->size);
31}

◆ strbuf_zero()

void strbuf_zero ( strbuf_t buf)

◆ stream_chr()

static BOOL stream_chr ( stream_t stream,
strbuf_t buf,
char  c 
)
static

Definition at line 60 of file stream.c.

61{
62 BOOL b = TRUE;
63 ULONG i;
64
65 while(b) {
66 for(i=stream->p; i<stream->size; i++) {
67 if(stream->buf[i] == c) {
68 b = FALSE;
69 break;
70 }
71 }
72
73 if(buf && i > stream->p)
75 stream->p = i;
76
77 if(stream->p == stream->size) {
78 stream->p = 0;
79 IStream_Read(stream->str, stream->buf, sizeof(stream->buf), &stream->size);
80 if(!stream->size)
81 break;
82 }
83 }
84
85 return stream->size != 0;
86}
unsigned int BOOL
Definition: ntddk_ex.h:94
GLsizeiptr size
Definition: glext.h:5919
const GLubyte * c
Definition: glext.h:8905
unsigned char * p
Definition: parse.h:24
unsigned int size
Definition: parse.h:27
uint32_t ULONG
Definition: typedefs.h:59

Referenced by find_node_end(), next_content(), and next_node().

◆ stream_init()

void stream_init ( stream_t stream,
IStream str 
)

Definition at line 54 of file stream.c.

55{
56 memset(stream, 0, sizeof(stream_t));
57 stream->str = str;
58}
const WCHAR * str
#define memset(x, y, z)
Definition: compat.h:39

Referenced by GetDocumentTitle(), parse_hhc(), parse_hhindex(), and SearchCHM_File().

◆ WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL ( htmlhelp  )