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21 | #include "config.h" |
21 | #include "config.h" |
22 | #include "compat.h" |
22 | #include "compat.h" |
23 | #include <stddef.h> |
23 | #include <stddef.h> |
24 | #include <stdlib.h> |
24 | #include <stdlib.h> |
25 | #include <stdio.h> |
25 | #include <stdio.h> |
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26 | #include "general.h" |
26 | #include "list.h" |
27 | #include "list.h" |
27 | #include "error.h" |
28 | #include "error.h" |
28 | |
29 | |
29 | static int psiconv_list_resize(psiconv_list l,unsigned int nr); |
30 | static int psiconv_list_resize(psiconv_list l,psiconv_u32 nr); |
30 | |
31 | |
31 | struct psiconv_list_s { |
32 | struct psiconv_list_s { |
32 | int cur_len; |
33 | psiconv_u32 cur_len; |
33 | int max_len; |
34 | psiconv_u32 max_len; |
34 | int el_size; |
35 | size_t el_size; |
35 | void *els; |
36 | void *els; |
36 | }; |
37 | }; |
37 | |
38 | |
38 | psiconv_list psiconv_list_new(int element_size) |
39 | psiconv_list psiconv_list_new(size_t element_size) |
39 | { |
40 | { |
40 | psiconv_list l; |
41 | psiconv_list l; |
41 | l = malloc(sizeof(*l)); |
42 | l = malloc(sizeof(*l)); |
42 | if (!l) |
43 | if (!l) |
43 | return NULL; |
44 | return NULL; |
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61 | { |
62 | { |
62 | psiconv_list_foreach_el(l,free_el); |
63 | psiconv_list_foreach_el(l,free_el); |
63 | psiconv_list_free(l); |
64 | psiconv_list_free(l); |
64 | } |
65 | } |
65 | |
66 | |
66 | int psiconv_list_length(const psiconv_list l) |
67 | psiconv_u32 psiconv_list_length(const psiconv_list l) |
67 | { |
68 | { |
68 | return l->cur_len; |
69 | return l->cur_len; |
69 | } |
70 | } |
70 | |
71 | |
71 | int psiconv_list_is_empty(const psiconv_list l) |
72 | int psiconv_list_is_empty(const psiconv_list l) |
72 | { |
73 | { |
73 | return l->cur_len == 0; |
74 | return l->cur_len == 0; |
74 | } |
75 | } |
75 | |
76 | |
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77 | void psiconv_list_empty(psiconv_list l) |
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78 | { |
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79 | l->cur_len = 0; |
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80 | } |
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81 | |
76 | void *psiconv_list_get(const psiconv_list l, unsigned int indx) |
82 | void *psiconv_list_get(const psiconv_list l, psiconv_u32 indx) |
77 | { |
83 | { |
78 | if (indx >= l->cur_len) |
84 | if (indx >= l->cur_len) |
79 | return NULL; |
85 | return NULL; |
80 | else |
86 | else |
81 | return ((char *) (l->els)) + indx * l->el_size; |
87 | return ((char *) (l->els)) + indx * l->el_size; |
82 | } |
88 | } |
83 | |
89 | |
84 | int psiconv_list_add(psiconv_list l, const void *el) |
90 | int psiconv_list_add(psiconv_list l, const void *el) |
85 | { |
91 | { |
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92 | int res; |
86 | if (psiconv_list_resize(l,l->cur_len + 1)) |
93 | if ((res = psiconv_list_resize(l,l->cur_len + 1))) |
87 | return -PSICONV_E_NOMEM; |
94 | return res; |
88 | memcpy(((char *) (l->els)) + l->cur_len * l->el_size, el, l->el_size); |
95 | memcpy(((char *) (l->els)) + l->cur_len * l->el_size, el, l->el_size); |
89 | l->cur_len ++; |
96 | l->cur_len ++; |
90 | return 0; |
97 | return 0; |
91 | } |
98 | } |
92 | |
99 | |
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100 | int psiconv_list_pop(psiconv_list l, void *el) |
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101 | { |
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102 | if (! l->cur_len) |
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103 | return -PSICONV_E_OTHER; |
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104 | l->cur_len --; |
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105 | memcpy(el,((char *)(l->els)) + l->cur_len * l->el_size,l->el_size); |
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106 | return -PSICONV_E_OK; |
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107 | } |
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108 | |
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109 | int psiconv_list_replace(psiconv_list l, psiconv_u32 indx, const void *el) |
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110 | { |
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111 | if (indx >= l->cur_len) |
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112 | return -PSICONV_E_OTHER; |
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113 | memcpy(((char *) (l->els)) + indx * l->el_size,el, l->el_size); |
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114 | return -PSICONV_E_OK; |
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115 | } |
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116 | |
93 | void psiconv_list_foreach_el(psiconv_list l, void action(void *el)) |
117 | void psiconv_list_foreach_el(psiconv_list l, void action(void *el)) |
94 | { |
118 | { |
95 | int i; |
119 | psiconv_u32 i; |
96 | for (i = 0; i < l->cur_len; i ++) |
120 | for (i = 0; i < l->cur_len; i ++) |
97 | action(psiconv_list_get(l,i)); |
121 | action(psiconv_list_get(l,i)); |
98 | } |
122 | } |
99 | |
123 | |
100 | psiconv_list psiconv_list_clone(const psiconv_list l) |
124 | psiconv_list psiconv_list_clone(const psiconv_list l) |
101 | { |
125 | { |
102 | psiconv_list l2; |
126 | psiconv_list l2; |
103 | int i; |
127 | psiconv_u32 i; |
104 | l2 = psiconv_list_new(l->el_size); |
128 | l2 = psiconv_list_new(l->el_size); |
105 | if (!l2) |
129 | if (!l2) |
106 | return NULL; |
130 | return NULL; |
107 | for (i = 0; i < l->cur_len; i ++) |
131 | for (i = 0; i < l->cur_len; i ++) |
108 | if (psiconv_list_add(l2,psiconv_list_get(l,i))) { |
132 | if (psiconv_list_add(l2,psiconv_list_get(l,i))) { |
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111 | } |
135 | } |
112 | return l2; |
136 | return l2; |
113 | |
137 | |
114 | } |
138 | } |
115 | |
139 | |
116 | |
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117 | size_t psiconv_list_fread(psiconv_list l,size_t size, FILE *f) |
140 | size_t psiconv_list_fread(psiconv_list l,size_t size, FILE *f) |
118 | { |
141 | { |
119 | size_t res; |
142 | size_t res; |
120 | if (psiconv_list_resize(l,l->cur_len + size)) |
143 | if (psiconv_list_resize(l,l->cur_len + size)) |
121 | return 0; |
144 | return 0; |
122 | res = fread(((char *) (l->els)) + l->cur_len * l->el_size,l->el_size,size,f); |
145 | res = fread(((char *) (l->els)) + l->cur_len * l->el_size,l->el_size,size,f); |
123 | l->cur_len += res; |
146 | l->cur_len += res; |
124 | return res; |
147 | return res; |
125 | } |
148 | } |
126 | |
149 | |
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150 | int psiconv_list_fread_all(psiconv_list l, FILE *f) |
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151 | { |
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152 | while (!feof(f)) { |
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153 | if (!psiconv_list_fread(l,1024,f) && !feof(f)) |
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154 | return -PSICONV_E_NOMEM; |
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155 | } |
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156 | return -PSICONV_E_OK; |
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157 | } |
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158 | |
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159 | int psiconv_list_fwrite_all(const psiconv_list l, FILE *f) |
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160 | { |
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161 | psiconv_u32 pos = 0; |
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162 | psiconv_u32 written; |
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163 | psiconv_u32 len = psiconv_list_length(l); |
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164 | while (pos < len) { |
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165 | if (!(written = fwrite(((char *)(l->els)) + pos * l->el_size,l->el_size, |
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166 | len - pos,f))) |
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167 | return -PSICONV_E_OTHER; |
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168 | pos += written; |
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169 | } |
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170 | return -PSICONV_E_OK; |
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171 | } |
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172 | |
127 | int psiconv_list_resize(psiconv_list l,unsigned int nr) |
173 | int psiconv_list_resize(psiconv_list l,psiconv_u32 nr) |
128 | { |
174 | { |
129 | void * temp; |
175 | void * temp; |
130 | if (nr > l->max_len) { |
176 | if (nr > l->max_len) { |
131 | l->max_len = 1.1 * nr; |
177 | l->max_len = 1.1 * nr; |
132 | l->max_len += 16 - l->max_len % 16; |
178 | l->max_len += 16 - l->max_len % 16; |
133 | temp = realloc(l->els,l->max_len * l->el_size); |
179 | temp = realloc(l->els,l->max_len * l->el_size); |
134 | if (temp) { |
180 | if (temp) { |
135 | l->els = temp; |
181 | l->els = temp; |
136 | return 0; |
182 | return -PSICONV_E_OK; |
137 | } else |
183 | } else |
138 | return -PSICONV_E_NOMEM; |
184 | return -PSICONV_E_NOMEM; |
139 | } |
185 | } |
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186 | return -PSICONV_E_OK; |
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187 | } |
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188 | |
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189 | int psiconv_list_concat(psiconv_list l, const psiconv_list extra) |
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190 | { |
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191 | int res; |
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192 | if (l->el_size != extra->el_size) |
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193 | return -PSICONV_E_OTHER; |
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194 | if ((res = psiconv_list_resize(l, |
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195 | l->cur_len + extra->cur_len))) |
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196 | return res; |
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197 | /* Unreadable but correct. */ |
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198 | memcpy(((char *) (l->els)) + l->cur_len * l->el_size,extra->els, |
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199 | extra->cur_len * extra->el_size); |
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200 | l->cur_len += extra->cur_len; |
140 | return 0; |
201 | return 0; |
141 | } |
202 | } |
142 | |
203 | |
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204 | |